--- /dev/null
+/*
+ * Copyright (c) 2015-2020, Renesas Electronics Corporation. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <common/debug.h>
+
+#include "emmc_config.h"
+#include "emmc_def.h"
+#include "emmc_hal.h"
+#include "emmc_registers.h"
+#include "emmc_std.h"
+#include "micro_delay.h"
+
+static void emmc_little_to_big(uint8_t *p, uint32_t value)
+{
+ if (p == NULL)
+ return;
+
+ p[0] = (uint8_t) (value >> 24);
+ p[1] = (uint8_t) (value >> 16);
+ p[2] = (uint8_t) (value >> 8);
+ p[3] = (uint8_t) value;
+
+}
+
+static void emmc_softreset(void)
+{
+ int32_t loop = 10000;
+ int32_t retry = 1000;
+
+ /* flag clear */
+ mmc_drv_obj.during_cmd_processing = FALSE;
+ mmc_drv_obj.during_transfer = FALSE;
+ mmc_drv_obj.during_dma_transfer = FALSE;
+ mmc_drv_obj.state_machine_blocking = FALSE;
+ mmc_drv_obj.force_terminate = FALSE;
+ mmc_drv_obj.dma_error_flag = FALSE;
+
+ /* during operation ? */
+ if ((GETR_32(SD_INFO2) & SD_INFO2_CBSY) == 0)
+ goto reset;
+
+ /* wait CMDSEQ = 0 */
+ while (loop > 0) {
+ if ((GETR_32(SD_INFO2) & SD_INFO2_CBSY) == 0)
+ break; /* ready */
+
+ loop--;
+ if ((loop == 0) && (retry > 0)) {
+ rcar_micro_delay(1000U); /* wait 1ms */
+ loop = 10000;
+ retry--;
+ }
+ }
+
+reset:
+ /* reset */
+ SETR_32(SOFT_RST, (GETR_32(SOFT_RST) & (~SOFT_RST_SDRST)));
+ SETR_32(SOFT_RST, (GETR_32(SOFT_RST) | SOFT_RST_SDRST));
+
+ /* initialize */
+ SETR_32(SD_INFO1, 0x00000000U);
+ SETR_32(SD_INFO2, SD_INFO2_CLEAR);
+ SETR_32(SD_INFO1_MASK, 0x00000000U); /* all interrupt disable */
+ SETR_32(SD_INFO2_MASK, SD_INFO2_CLEAR); /* all interrupt disable */
+}
+
+static void emmc_read_response(uint32_t *response)
+{
+ uint8_t *p;
+
+ if (response == NULL)
+ return;
+
+ /* read response */
+ if (mmc_drv_obj.response_length != EMMC_MAX_RESPONSE_LENGTH) {
+ *response = GETR_32(SD_RSP10); /* [39:8] */
+ return;
+ }
+
+ /* CSD or CID */
+ p = (uint8_t *) (response);
+ emmc_little_to_big(p, ((GETR_32(SD_RSP76) << 8)
+ | (GETR_32(SD_RSP54) >> 24))); /* [127:96] */
+ emmc_little_to_big(p + 4, ((GETR_32(SD_RSP54) << 8)
+ | (GETR_32(SD_RSP32) >> 24))); /* [95:64] */
+ emmc_little_to_big(p + 8, ((GETR_32(SD_RSP32) << 8)
+ | (GETR_32(SD_RSP10) >> 24))); /* [63:32] */
+ emmc_little_to_big(p + 12, (GETR_32(SD_RSP10) << 8));
+}
+
+static EMMC_ERROR_CODE emmc_response_check(uint32_t *response,
+ uint32_t error_mask)
+{
+
+ HAL_MEMCARD_RESPONSE_TYPE response_type =
+ ((HAL_MEMCARD_RESPONSE_TYPE)mmc_drv_obj.cmd_info.cmd & HAL_MEMCARD_RESPONSE_TYPE_MASK);
+
+ if (response == NULL)
+ return EMMC_ERR_PARAM;
+
+ if (response_type == HAL_MEMCARD_RESPONSE_NONE)
+ return EMMC_SUCCESS;
+
+
+ if (response_type <= HAL_MEMCARD_RESPONSE_R1b) {
+ /* R1 or R1b */
+ mmc_drv_obj.current_state =
+ (EMMC_R1_STATE) ((*response & EMMC_R1_STATE_MASK) >>
+ EMMC_R1_STATE_SHIFT);
+ if ((*response & error_mask) != 0) {
+ if ((0x80 & *response) != 0) {
+ ERROR("BL2: emmc SWITCH_ERROR\n");
+ }
+ return EMMC_ERR_CARD_STATUS_BIT;
+ }
+ return EMMC_SUCCESS;
+ }
+
+ if (response_type == HAL_MEMCARD_RESPONSE_R4) {
+ if ((*response & EMMC_R4_STATUS) != 0)
+ return EMMC_ERR_CARD_STATUS_BIT;
+ }
+
+ return EMMC_SUCCESS;
+}
+
+static void emmc_WaitCmd2Cmd_8Cycle(void)
+{
+ uint32_t dataL, wait = 0;
+
+ dataL = GETR_32(SD_CLK_CTRL);
+ dataL &= 0x000000FF;
+
+ switch (dataL) {
+ case 0xFF:
+ case 0x00:
+ case 0x01:
+ case 0x02:
+ case 0x04:
+ case 0x08:
+ case 0x10:
+ case 0x20:
+ wait = 10U;
+ break;
+ case 0x40:
+ wait = 20U;
+ break;
+ case 0x80:
+ wait = 30U;
+ break;
+ }
+
+ rcar_micro_delay(wait);
+}
+
+static void cmdErrSdInfo2Log(void)
+{
+ ERROR("BL2: emmc ERR SD_INFO2 = 0x%x\n", mmc_drv_obj.error_info.info2);
+}
+
+static void emmc_data_transfer_dma(void)
+{
+ mmc_drv_obj.during_dma_transfer = TRUE;
+ mmc_drv_obj.dma_error_flag = FALSE;
+
+ SETR_32(SD_INFO1_MASK, 0x00000000U);
+ SETR_32(SD_INFO2_MASK, (SD_INFO2_ALL_ERR | SD_INFO2_CLEAR));
+
+ /* DMAC setting */
+ if (mmc_drv_obj.cmd_info.dir == HAL_MEMCARD_WRITE) {
+ /* transfer complete interrupt enable */
+ SETR_32(DM_CM_INFO1_MASK,
+ (DM_CM_INFO_MASK_CLEAR | DM_CM_INFO_CH0_ENABLE));
+ SETR_32(DM_CM_INFO2_MASK,
+ (DM_CM_INFO_MASK_CLEAR | DM_CM_INFO_CH0_ENABLE));
+ /* BUFF --> FIFO */
+ SETR_32(DM_CM_DTRAN_MODE, (DM_CM_DTRAN_MODE_CH0 |
+ DM_CM_DTRAN_MODE_BIT_WIDTH));
+ } else {
+ /* transfer complete interrupt enable */
+ SETR_32(DM_CM_INFO1_MASK,
+ (DM_CM_INFO_MASK_CLEAR | DM_CM_INFO_CH1_ENABLE));
+ SETR_32(DM_CM_INFO2_MASK,
+ (DM_CM_INFO_MASK_CLEAR | DM_CM_INFO_CH1_ENABLE));
+ /* FIFO --> BUFF */
+ SETR_32(DM_CM_DTRAN_MODE, (DM_CM_DTRAN_MODE_CH1
+ | DM_CM_DTRAN_MODE_BIT_WIDTH));
+ }
+ SETR_32(DM_DTRAN_ADDR, (((uintptr_t) mmc_drv_obj.buff_address_virtual &
+ DM_DTRAN_ADDR_WRITE_MASK)));
+
+ SETR_32(DM_CM_DTRAN_CTRL, DM_CM_DTRAN_CTRL_START);
+}
+
+EMMC_ERROR_CODE emmc_exec_cmd(uint32_t error_mask, uint32_t *response)
+{
+ EMMC_ERROR_CODE rtn_code = EMMC_SUCCESS;
+ HAL_MEMCARD_RESPONSE_TYPE response_type;
+ HAL_MEMCARD_COMMAND_TYPE cmd_type;
+ EMMC_INT_STATE state;
+ uint32_t err_not_care_flag = FALSE;
+
+ /* parameter check */
+ if (response == NULL) {
+ emmc_write_error_info(EMMC_FUNCNO_EXEC_CMD, EMMC_ERR_PARAM);
+ return EMMC_ERR_PARAM;
+ }
+
+ /* state check */
+ if (mmc_drv_obj.clock_enable != TRUE) {
+ emmc_write_error_info(EMMC_FUNCNO_EXEC_CMD, EMMC_ERR_STATE);
+ return EMMC_ERR_STATE;
+ }
+
+ if (mmc_drv_obj.state_machine_blocking == TRUE) {
+ emmc_write_error_info(EMMC_FUNCNO_EXEC_CMD, EMMC_ERR);
+ return EMMC_ERR;
+ }
+
+ state = ESTATE_BEGIN;
+ response_type =
+ ((HAL_MEMCARD_RESPONSE_TYPE)mmc_drv_obj.cmd_info.cmd &
+ HAL_MEMCARD_RESPONSE_TYPE_MASK);
+ cmd_type =
+ ((HAL_MEMCARD_COMMAND_TYPE) mmc_drv_obj.cmd_info.cmd &
+ HAL_MEMCARD_COMMAND_TYPE_MASK);
+
+ /* state machine */
+ while ((mmc_drv_obj.force_terminate != TRUE) && (state != ESTATE_END)) {
+ /* The interrupt factor flag is observed. */
+ emmc_interrupt();
+
+ /* wait interrupt */
+ if (mmc_drv_obj.state_machine_blocking == TRUE)
+ continue;
+
+ switch (state) {
+ case ESTATE_BEGIN:
+ /* Busy check */
+ if ((mmc_drv_obj.error_info.info2 & SD_INFO2_CBSY) != 0) {
+ emmc_write_error_info(EMMC_FUNCNO_EXEC_CMD,
+ EMMC_ERR_CARD_BUSY);
+ return EMMC_ERR_CARD_BUSY;
+ }
+
+ /* clear register */
+ SETR_32(SD_INFO1, 0x00000000U);
+ SETR_32(SD_INFO2, SD_INFO2_CLEAR);
+ SETR_32(SD_INFO1_MASK, SD_INFO1_INFO0);
+ SETR_32(SD_INFO2_MASK,
+ (SD_INFO2_ALL_ERR | SD_INFO2_CLEAR));
+
+ state = ESTATE_ISSUE_CMD;
+ /* through */
+
+ case ESTATE_ISSUE_CMD:
+ /* ARG */
+ SETR_32(SD_ARG, mmc_drv_obj.cmd_info.arg);
+ /* issue cmd */
+ SETR_32(SD_CMD, mmc_drv_obj.cmd_info.hw);
+ /* Set driver flag */
+ mmc_drv_obj.during_cmd_processing = TRUE;
+ mmc_drv_obj.state_machine_blocking = TRUE;
+
+ if (response_type == HAL_MEMCARD_RESPONSE_NONE) {
+ state = ESTATE_NON_RESP_CMD;
+ } else {
+ state = ESTATE_RCV_RESP;
+ }
+
+ break;
+
+ case ESTATE_NON_RESP_CMD:
+ /* interrupt disable */
+ SETR_32(SD_INFO1_MASK, 0x00000000U);
+ SETR_32(SD_INFO2_MASK, SD_INFO2_CLEAR);
+
+ /* check interrupt */
+ if ((mmc_drv_obj.int_event2 & SD_INFO2_ALL_ERR) != 0) {
+ /* error interrupt */
+ cmdErrSdInfo2Log();
+ rtn_code = EMMC_ERR_INFO2;
+ state = ESTATE_ERROR;
+ } else if ((mmc_drv_obj.int_event1 & SD_INFO1_INFO0) ==
+ 0) {
+ /* not receive expected interrupt */
+ rtn_code = EMMC_ERR_RESPONSE;
+ state = ESTATE_ERROR;
+ } else {
+ emmc_WaitCmd2Cmd_8Cycle();
+ state = ESTATE_END;
+ }
+ break;
+
+ case ESTATE_RCV_RESP:
+ /* interrupt disable */
+ SETR_32(SD_INFO1_MASK, 0x00000000U);
+ SETR_32(SD_INFO2_MASK, SD_INFO2_CLEAR);
+
+ /* check interrupt */
+ if ((mmc_drv_obj.int_event2 & SD_INFO2_ALL_ERR) != 0) {
+ if ((mmc_drv_obj.get_partition_access_flag ==
+ TRUE)
+ && ((mmc_drv_obj.int_event2 & SD_INFO2_ERR6)
+ != 0U)) {
+ err_not_care_flag = TRUE;
+ rtn_code = EMMC_ERR_CMD_TIMEOUT;
+ } else {
+ /* error interrupt */
+ cmdErrSdInfo2Log();
+ rtn_code = EMMC_ERR_INFO2;
+ }
+ state = ESTATE_ERROR;
+ break;
+ } else if ((mmc_drv_obj.int_event1 & SD_INFO1_INFO0) ==
+ 0) {
+ /* not receive expected interrupt */
+ rtn_code = EMMC_ERR_RESPONSE;
+ state = ESTATE_ERROR;
+ break;
+ }
+
+ /* read response */
+ emmc_read_response(response);
+
+ /* check response */
+ rtn_code = emmc_response_check(response, error_mask);
+ if (rtn_code != EMMC_SUCCESS) {
+ state = ESTATE_ERROR;
+ break;
+ }
+
+ if (response_type == HAL_MEMCARD_RESPONSE_R1b) {
+ /* R1b */
+ SETR_32(SD_INFO2_MASK,
+ (SD_INFO2_ALL_ERR | SD_INFO2_CLEAR));
+ state = ESTATE_RCV_RESPONSE_BUSY;
+ } else {
+ state = ESTATE_CHECK_RESPONSE_COMPLETE;
+ }
+ break;
+
+ case ESTATE_RCV_RESPONSE_BUSY:
+ /* check interrupt */
+ if ((mmc_drv_obj.int_event2 & SD_INFO2_ALL_ERR) != 0) {
+ /* error interrupt */
+ cmdErrSdInfo2Log();
+ rtn_code = EMMC_ERR_INFO2;
+ state = ESTATE_ERROR;
+ break;
+ }
+ /* DAT0 not Busy */
+ if ((SD_INFO2_DAT0 & mmc_drv_obj.error_info.info2) != 0) {
+ state = ESTATE_CHECK_RESPONSE_COMPLETE;
+ break;
+ }
+ break;
+
+ case ESTATE_CHECK_RESPONSE_COMPLETE:
+ if (cmd_type >= HAL_MEMCARD_COMMAND_TYPE_ADTC_WRITE) {
+ state = ESTATE_DATA_TRANSFER;
+ } else {
+ emmc_WaitCmd2Cmd_8Cycle();
+ state = ESTATE_END;
+ }
+ break;
+
+ case ESTATE_DATA_TRANSFER:
+ /* ADTC command */
+ mmc_drv_obj.during_transfer = TRUE;
+ mmc_drv_obj.state_machine_blocking = TRUE;
+
+ if (mmc_drv_obj.transfer_mode == HAL_MEMCARD_DMA) {
+ /* DMA */
+ emmc_data_transfer_dma();
+ } else {
+ /* PIO */
+ /* interrupt enable (FIFO read/write enable) */
+ if (mmc_drv_obj.cmd_info.dir ==
+ HAL_MEMCARD_WRITE) {
+ SETR_32(SD_INFO2_MASK,
+ (SD_INFO2_BWE | SD_INFO2_ALL_ERR
+ | SD_INFO2_CLEAR));
+ } else {
+ SETR_32(SD_INFO2_MASK,
+ (SD_INFO2_BRE | SD_INFO2_ALL_ERR
+ | SD_INFO2_CLEAR));
+ }
+ }
+ state = ESTATE_DATA_TRANSFER_COMPLETE;
+ break;
+
+ case ESTATE_DATA_TRANSFER_COMPLETE:
+ /* check interrupt */
+ if ((mmc_drv_obj.int_event2 & SD_INFO2_ALL_ERR) != 0) {
+ /* error interrupt */
+ cmdErrSdInfo2Log();
+ rtn_code = EMMC_ERR_INFO2;
+ state = ESTATE_TRANSFER_ERROR;
+ break;
+ }
+
+ /* DMAC error ? */
+ if (mmc_drv_obj.dma_error_flag == TRUE) {
+ /* Error occurred in DMAC driver. */
+ rtn_code = EMMC_ERR_FROM_DMAC_TRANSFER;
+ state = ESTATE_TRANSFER_ERROR;
+ } else if (mmc_drv_obj.during_dma_transfer == TRUE) {
+ /* DMAC not finished. unknown error */
+ rtn_code = EMMC_ERR;
+ state = ESTATE_TRANSFER_ERROR;
+ } else {
+ SETR_32(SD_INFO1_MASK, SD_INFO1_INFO2);
+ SETR_32(SD_INFO2_MASK,
+ (SD_INFO2_ALL_ERR | SD_INFO2_CLEAR));
+
+ mmc_drv_obj.state_machine_blocking = TRUE;
+
+ state = ESTATE_ACCESS_END;
+ }
+ break;
+
+ case ESTATE_ACCESS_END:
+
+ /* clear flag */
+ if (mmc_drv_obj.transfer_mode == HAL_MEMCARD_DMA) {
+ /* W (CC_EXT_MODE, H'0000_1010) SD_BUF DMA transfer disabled */
+ SETR_32(CC_EXT_MODE, CC_EXT_MODE_CLEAR);
+ SETR_32(SD_STOP, 0x00000000U);
+ mmc_drv_obj.during_dma_transfer = FALSE;
+ }
+
+ SETR_32(SD_INFO1_MASK, 0x00000000U);
+ SETR_32(SD_INFO2_MASK, SD_INFO2_CLEAR);
+ SETR_32(SD_INFO1, 0x00000000U);
+ SETR_32(SD_INFO2, SD_INFO2_CLEAR);
+
+ if ((mmc_drv_obj.int_event1 & SD_INFO1_INFO2) != 0) {
+ emmc_WaitCmd2Cmd_8Cycle();
+ state = ESTATE_END;
+ } else {
+ state = ESTATE_ERROR;
+ }
+ break;
+
+ case ESTATE_TRANSFER_ERROR:
+ /* The error occurred in the Data transfer. */
+ if (mmc_drv_obj.transfer_mode == HAL_MEMCARD_DMA) {
+ /* W (CC_EXT_MODE, H'0000_1010) SD_BUF DMA transfer disabled */
+ SETR_32(CC_EXT_MODE, CC_EXT_MODE_CLEAR);
+ SETR_32(SD_STOP, 0x00000000U);
+ mmc_drv_obj.during_dma_transfer = FALSE;
+ }
+ /* through */
+
+ case ESTATE_ERROR:
+ if (err_not_care_flag == TRUE) {
+ mmc_drv_obj.during_cmd_processing = FALSE;
+ } else {
+ emmc_softreset();
+ emmc_write_error_info(EMMC_FUNCNO_EXEC_CMD,
+ rtn_code);
+ }
+ return rtn_code;
+
+ default:
+ state = ESTATE_END;
+ break;
+ } /* switch (state) */
+ } /* while ( (mmc_drv_obj.force_terminate != TRUE) && (state != ESTATE_END) ) */
+
+ /* force terminate */
+ if (mmc_drv_obj.force_terminate == TRUE) {
+ /* timeout timer is expired. Or, PIO data transfer error. */
+ /* Timeout occurred in the DMA transfer. */
+ if (mmc_drv_obj.during_dma_transfer == TRUE) {
+ mmc_drv_obj.during_dma_transfer = FALSE;
+ }
+ ERROR("BL2: emmc exec_cmd:EMMC_ERR_FORCE_TERMINATE\n");
+ emmc_softreset();
+
+ return EMMC_ERR_FORCE_TERMINATE; /* error information has already been written. */
+ }
+
+ /* success */
+ mmc_drv_obj.during_cmd_processing = FALSE;
+ mmc_drv_obj.during_transfer = FALSE;
+
+ return EMMC_SUCCESS;
+}
--- /dev/null
+/*
+ * Copyright (c) 2015-2020, Renesas Electronics Corporation. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef EMMC_CONFIG_H
+#define EMMC_CONFIG_H
+
+/* RCA */
+#define EMMC_RCA 1UL
+/* 314ms (freq = 400KHz, timeout Counter = 0x04(SDCLK * 2^17) */
+#define EMMC_RW_DATA_TIMEOUT 0x40UL
+/* how many times to try after fail. Don't change. */
+#define EMMC_RETRY_COUNT 0
+#define EMMC_CMD_MAX 60UL /* Don't change. */
+
+#define LOADIMAGE_FLAGS_DMA_ENABLE 0x00000001UL
+
+#endif /* EMMC_CONFIG_H */
--- /dev/null
+/*
+ * Copyright (c) 2015-2017, Renesas Electronics Corporation. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+/**
+ * @file emmc_def.h
+ * @brief eMMC boot is expecting this header file
+ *
+ */
+
+#ifndef EMMC_DEF_H
+#define EMMC_DEF_H
+
+#include "emmc_std.h"
+
+/* ************************ HEADER (INCLUDE) SECTION *********************** */
+
+/* ***************** MACROS, CONSTANTS, COMPILATION FLAGS ****************** */
+#define EMMC_POWER_ON (1U)
+
+/* ********************** STRUCTURES, TYPE DEFINITIONS ********************* */
+
+/* ********************** DECLARATION OF EXTERNAL DATA ********************* */
+extern st_mmc_base mmc_drv_obj;
+
+/* ************************** FUNCTION PROTOTYPES ************************** */
+
+/** @brief for assembler program
+ */
+uint32_t _rom_emmc_finalize(void);
+
+/** @brief eMMC driver API
+ */
+EMMC_ERROR_CODE rcar_emmc_init(void);
+EMMC_ERROR_CODE emmc_terminate(void);
+EMMC_ERROR_CODE rcar_emmc_memcard_power(uint8_t mode);
+EMMC_ERROR_CODE rcar_emmc_mount(void);
+EMMC_ERROR_CODE emmc_set_request_mmc_clock(uint32_t *freq);
+EMMC_ERROR_CODE emmc_send_idle_cmd(uint32_t arg);
+EMMC_ERROR_CODE emmc_select_partition(EMMC_PARTITION_ID id);
+EMMC_ERROR_CODE emmc_read_sector(uint32_t *buff_address_virtual,
+ uint32_t sector_number, uint32_t count,
+ uint32_t feature_flags);
+EMMC_ERROR_CODE emmc_write_sector(uint32_t *buff_address_virtual,
+ uint32_t sector_number, uint32_t count,
+ uint32_t feature_flags);
+EMMC_ERROR_CODE emmc_erase_sector(uint32_t *start_address,
+ uint32_t *end_address);
+uint32_t emmc_bit_field(uint8_t *data, uint32_t top, uint32_t bottom);
+
+/** @brief interrupt service
+ */
+uint32_t emmc_interrupt(void);
+
+/** @brief DMA
+ */
+
+/** @brief send command API
+ */
+EMMC_ERROR_CODE emmc_exec_cmd(uint32_t error_mask, uint32_t *response);
+void emmc_make_nontrans_cmd(HAL_MEMCARD_COMMAND cmd, uint32_t arg);
+void emmc_make_trans_cmd(HAL_MEMCARD_COMMAND cmd, uint32_t arg,
+ uint32_t *buff_address_virtual, uint32_t len,
+ HAL_MEMCARD_OPERATION dir,
+ HAL_MEMCARD_DATA_TRANSFER_MODE transfer_mode);
+EMMC_ERROR_CODE emmc_set_ext_csd(uint32_t arg);
+
+/** @brief for error information
+ */
+void emmc_write_error_info(uint16_t func_no, EMMC_ERROR_CODE error_code);
+void emmc_write_error_info_func_no(uint16_t func_no);
+
+/* ********************************* CODE ********************************** */
+
+#endif /* EMMC_DEF_H */
+/* ******************************** END ************************************ */
--- /dev/null
+/*
+ * Copyright (c) 2015-2020, Renesas Electronics Corporation. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef EMMC_HAL_H
+#define EMMC_HAL_H
+
+/* memory card error/status types */
+#define HAL_MEMCARD_OUT_OF_RANGE 0x80000000L
+#define HAL_MEMCARD_ADDRESS_ERROR 0x40000000L
+#define HAL_MEMCARD_BLOCK_LEN_ERROR 0x20000000L
+#define HAL_MEMCARD_ERASE_SEQ_ERROR 0x10000000L
+#define HAL_MEMCARD_ERASE_PARAM 0x08000000L
+#define HAL_MEMCARD_WP_VIOLATION 0x04000000L
+#define HAL_MEMCARD_CARD_IS_LOCKED 0x02000000L
+#define HAL_MEMCARD_LOCK_UNLOCK_FAILED 0x01000000L
+#define HAL_MEMCARD_COM_CRC_ERROR 0x00800000L
+#define HAL_MEMCARD_ILEGAL_COMMAND 0x00400000L
+#define HAL_MEMCARD_CARD_ECC_FAILED 0x00200000L
+#define HAL_MEMCARD_CC_ERROR 0x00100000L
+#define HAL_MEMCARD_ERROR 0x00080000L
+#define HAL_MEMCARD_UNDERRUN 0x00040000L
+#define HAL_MEMCARD_OVERRUN 0x00020000L
+#define HAL_MEMCARD_CIDCSD_OVERWRITE 0x00010000L
+#define HAL_MEMCARD_WP_ERASE_SKIP 0x00008000L
+#define HAL_MEMCARD_CARD_ECC_DISABLED 0x00004000L
+#define HAL_MEMCARD_ERASE_RESET 0x00002000L
+#define HAL_MEMCARD_CARD_STATE 0x00001E00L
+#define HAL_MEMCARD_CARD_READY_FOR_DATA 0x00000100L
+#define HAL_MEMCARD_APP_CMD 0x00000020L
+#define HAL_MEMCARD_SWITCH_ERROR 0x00000080L
+#define HAL_MEMCARD_AKE_SEQ_ERROR 0x00000008L
+#define HAL_MEMCARD_NO_ERRORS 0x00000000L
+
+/* Memory card response types */
+#define HAL_MEMCARD_COMMAND_INDEX_MASK 0x0003f
+
+/* Type of the return value. */
+typedef enum {
+ HAL_MEMCARD_FAIL = 0U,
+ HAL_MEMCARD_OK = 1U,
+ HAL_MEMCARD_DMA_ALLOC_FAIL = 2U, /* DMA channel allocation failed */
+ HAL_MEMCARD_DMA_TRANSFER_FAIL = 3U, /* DMA transfer failed */
+ HAL_MEMCARD_CARD_STATUS_ERROR = 4U, /* card status non-masked error */
+ HAL_MEMCARD_CMD_TIMEOUT = 5U, /* Command timeout occurred */
+ HAL_MEMCARD_DATA_TIMEOUT = 6U, /* Data timeout occurred */
+ HAL_MEMCARD_CMD_CRC_ERROR = 7U, /* Command CRC error occurred */
+ HAL_MEMCARD_DATA_CRC_ERROR = 8U /* Data CRC error occurred */
+} HAL_MEMCARD_RETURN;
+
+/* memory access operation */
+typedef enum {
+ HAL_MEMCARD_READ = 0U, /* read */
+ HAL_MEMCARD_WRITE = 1U /* write */
+} HAL_MEMCARD_OPERATION;
+
+/* Type of data width on memorycard bus */
+typedef enum {
+ HAL_MEMCARD_DATA_WIDTH_1_BIT = 0U,
+ HAL_MEMCARD_DATA_WIDTH_4_BIT = 1U,
+ HAL_MEMCARD_DATA_WIDTH_8_BIT = 2U
+} HAL_MEMCARD_DATA_WIDTH; /* data (bus) width types */
+
+/* Presence of the memory card */
+typedef enum {
+ HAL_MEMCARD_CARD_IS_IN = 0U,
+ HAL_MEMCARD_CARD_IS_OUT = 1U
+} HAL_MEMCARD_PRESENCE_STATUS; /* presence status of the memory card */
+
+/* mode of data transfer */
+typedef enum {
+ HAL_MEMCARD_DMA = 0U,
+ HAL_MEMCARD_NOT_DMA = 1U
+} HAL_MEMCARD_DATA_TRANSFER_MODE;
+
+/* Memory card response types. */
+typedef enum hal_memcard_response_type {
+ HAL_MEMCARD_RESPONSE_NONE = 0x00000U,
+ HAL_MEMCARD_RESPONSE_R1 = 0x00100U,
+ HAL_MEMCARD_RESPONSE_R1b = 0x00200U,
+ HAL_MEMCARD_RESPONSE_R2 = 0x00300U,
+ HAL_MEMCARD_RESPONSE_R3 = 0x00400U,
+ HAL_MEMCARD_RESPONSE_R4 = 0x00500U,
+ HAL_MEMCARD_RESPONSE_R5 = 0x00600U,
+ HAL_MEMCARD_RESPONSE_R6 = 0x00700U,
+ HAL_MEMCARD_RESPONSE_R7 = 0x00800U,
+ HAL_MEMCARD_RESPONSE_TYPE_MASK = 0x00f00U
+} HAL_MEMCARD_RESPONSE_TYPE;
+
+/* Memory card command types. */
+typedef enum hal_memcard_command_type {
+ HAL_MEMCARD_COMMAND_TYPE_BC = 0x00000U,
+ HAL_MEMCARD_COMMAND_TYPE_BCR = 0x01000U,
+ HAL_MEMCARD_COMMAND_TYPE_AC = 0x02000U,
+ HAL_MEMCARD_COMMAND_TYPE_ADTC_WRITE = 0x03000U,
+ HAL_MEMCARD_COMMAND_TYPE_ADTC_READ = 0x04000U,
+ HAL_MEMCARD_COMMAND_TYPE_MASK = 0x07000U
+} HAL_MEMCARD_COMMAND_TYPE;
+
+/* Type of memory card */
+typedef enum hal_memcard_command_card_type {
+ HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON = 0x00000U,
+ HAL_MEMCARD_COMMAND_CARD_TYPE_MMC = 0x08000U,
+ HAL_MEMCARD_COMMAND_CARD_TYPE_SD = 0x10000U,
+ HAL_MEMCARD_COMMAND_CARD_TYPE_MASK = 0x18000U
+} HAL_MEMCARD_COMMAND_CARD_TYPE;
+
+/* Memory card application command. */
+typedef enum hal_memcard_command_app_norm {
+ HAL_MEMCARD_COMMAND_NORMAL = 0x00000U,
+ HAL_MEMCARD_COMMAND_APP = 0x20000U,
+ HAL_MEMCARD_COMMAND_APP_NORM_MASK = 0x20000U
+} HAL_MEMCARD_COMMAND_APP_NORM;
+
+/* Memory card command codes. */
+typedef enum {
+/* class 0 and class 1 */
+ /* CMD0 */
+ CMD0_GO_IDLE_STATE =
+ 0U | (uint32_t)HAL_MEMCARD_RESPONSE_NONE |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_BC |
+ (uint32_t) HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON |
+ (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
+ /* CMD1 */
+ CMD1_SEND_OP_COND =
+ 1U | (uint32_t)HAL_MEMCARD_RESPONSE_R3 |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_BCR |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_MMC |
+ (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
+ /* CMD2 */
+ CMD2_ALL_SEND_CID_MMC =
+ 2U | (uint32_t)HAL_MEMCARD_RESPONSE_R2 |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_BCR |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_MMC |
+ (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
+ CMD2_ALL_SEND_CID_SD =
+ 2U | (uint32_t)HAL_MEMCARD_RESPONSE_R2 |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_BCR |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_SD |
+ (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
+ /* CMD3 */
+ CMD3_SET_RELATIVE_ADDR =
+ 3U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_MMC |
+ (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
+ CMD3_SEND_RELATIVE_ADDR =
+ 3U | (uint32_t)HAL_MEMCARD_RESPONSE_R6 |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_SD |
+ (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
+ /* CMD4 */
+ CMD4_SET_DSR =
+ 4U | (uint32_t)HAL_MEMCARD_RESPONSE_NONE |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_BC |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON |
+ (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
+ /* CMD5 */
+ CMD5_SLEEP_AWAKE =
+ 5U | (uint32_t)HAL_MEMCARD_RESPONSE_R1b |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_MMC |
+ (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
+ /* CMD6 */
+ CMD6_SWITCH =
+ 6U | (uint32_t)HAL_MEMCARD_RESPONSE_R1b |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_MMC |
+ (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
+ CMD6_SWITCH_FUNC =
+ 6U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_SD |
+ (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
+ ACMD6_SET_BUS_WIDTH =
+ 6U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_SD |
+ (uint32_t)HAL_MEMCARD_COMMAND_APP,
+ /* CMD7 */
+ CMD7_SELECT_CARD =
+ 7U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON |
+ (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
+ /* CMD7(from Disconnected State to Programming State) */
+ CMD7_SELECT_CARD_PROG =
+ 7U | (uint32_t)HAL_MEMCARD_RESPONSE_R1b |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON |
+ (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
+ CMD7_DESELECT_CARD =
+ 7U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON |
+ (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
+ /* CMD8 */
+ CMD8_SEND_EXT_CSD =
+ 8U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_ADTC_READ |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_MMC |
+ (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
+ CMD8_SEND_IF_COND =
+ 8U | (uint32_t)HAL_MEMCARD_RESPONSE_R7 |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_BCR |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_SD |
+ (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
+ /* CMD9 */
+ CMD9_SEND_CSD =
+ 9U | (uint32_t)HAL_MEMCARD_RESPONSE_R2 |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON |
+ (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
+ /* CMD10 */
+ CMD10_SEND_CID =
+ 10U | (uint32_t)HAL_MEMCARD_RESPONSE_R2 |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON |
+ (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
+ /* CMD11 */
+ CMD11_READ_DAT_UNTIL_STOP =
+ 11U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_ADTC_READ |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_SD |
+ (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
+ /* CMD12 */
+ CMD12_STOP_TRANSMISSION =
+ 12U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON |
+ (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
+ /* CMD12(R1b : write case) */
+ CMD12_STOP_TRANSMISSION_WRITE =
+ 12U | (uint32_t)HAL_MEMCARD_RESPONSE_R1b |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON |
+ (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
+ /* CMD13 */
+ CMD13_SEND_STATUS =
+ 13U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON |
+ (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
+ ACMD13_SD_STATUS =
+ 13U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_ADTC_READ |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_SD |
+ (uint32_t)HAL_MEMCARD_COMMAND_APP,
+ /* CMD14 */
+ CMD14_BUSTEST_R =
+ 14U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_ADTC_READ |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_MMC |
+ (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
+ /* CMD15 */
+ CMD15_GO_INACTIVE_STATE =
+ 15U | (uint32_t)HAL_MEMCARD_RESPONSE_NONE |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON |
+ (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
+
+/* class 2 */
+ /* CMD16 */
+ CMD16_SET_BLOCKLEN =
+ 16U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON |
+ (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
+ /* CMD17 */
+ CMD17_READ_SINGLE_BLOCK =
+ 17U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_ADTC_READ |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON |
+ (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
+ /* CMD18 */
+ CMD18_READ_MULTIPLE_BLOCK =
+ 18U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_ADTC_READ |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON |
+ (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
+ /* CMD19 */
+ CMD19_BUS_TEST_W =
+ 19U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_ADTC_WRITE |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_MMC |
+ (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
+
+/* class 3 */
+ /* CMD20 */
+ CMD20_WRITE_DAT_UNTIL_STOP =
+ 20U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_ADTC_WRITE |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_MMC |
+ (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
+ /* CMD21 */
+ CMD21 = 21U,
+ /* CMD22 */
+ CMD22 = 22U,
+ ACMD22_SEND_NUM_WR_BLOCKS =
+ 22U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_SD |
+ (uint32_t)HAL_MEMCARD_COMMAND_APP,
+
+/* class 4 */
+ /* CMD23 */
+ CMD23_SET_BLOCK_COUNT =
+ 23U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_MMC |
+ (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
+ ACMD23_SET_WR_BLK_ERASE_COUNT =
+ 23U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_SD |
+ (uint32_t)HAL_MEMCARD_COMMAND_APP,
+ /* CMD24 */
+ CMD24_WRITE_BLOCK =
+ 24U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_ADTC_WRITE |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON |
+ (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
+ /* CMD25 */
+ CMD25_WRITE_MULTIPLE_BLOCK =
+ 25U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_ADTC_WRITE |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON |
+ (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
+ /* CMD26 */
+ CMD26_PROGRAM_CID =
+ 26U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_ADTC_WRITE |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_MMC |
+ (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
+ /* CMD27 */
+ CMD27_PROGRAM_CSD =
+ 27U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_ADTC_WRITE |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON |
+ (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
+
+/* class 6 */
+ /* CMD28 */
+ CMD28_SET_WRITE_PROT =
+ 28U | (uint32_t)HAL_MEMCARD_RESPONSE_R1b |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON |
+ (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
+ /* CMD29 */
+ CMD29_CLR_WRITE_PROT =
+ 29U | (uint32_t)HAL_MEMCARD_RESPONSE_R1b |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON |
+ (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
+ /* CMD30 */
+ CMD30_SEND_WRITE_PROT =
+ 30U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_ADTC_READ |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON |
+ (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
+ /* CMD31 */
+ CMD30_SEND_WRITE_PROT_TYPE =
+ 31U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_ADTC_READ |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON |
+ (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
+
+/* class 5 */
+ /* CMD32 */
+ CMD32_ERASE_WR_BLK_START =
+ 32U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_SD |
+ (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
+ /* CMD33 */
+ CMD33_ERASE_WR_BLK_END =
+ 33U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_SD |
+ (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
+ /* CMD34 */
+ CMD34 = 34U,
+ /* CMD35 */
+ CMD35_ERASE_GROUP_START =
+ 35U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_MMC |
+ (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
+ /* CMD36 */
+ CMD36_ERASE_GROUP_END =
+ 36U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_MMC |
+ (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
+ /* CMD37 */
+ CMD37 = 37U,
+ /* CMD38 */
+ CMD38_ERASE =
+ 38U | (uint32_t)HAL_MEMCARD_RESPONSE_R1b |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON |
+ (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
+
+/* class 9 */
+ /* CMD39 */
+ CMD39_FASTIO =
+ 39U | (uint32_t)HAL_MEMCARD_RESPONSE_R4 |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_MMC |
+ (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
+ /* CMD40 */
+ CMD40_GO_IRQSTATE =
+ 40U | (uint32_t)HAL_MEMCARD_RESPONSE_R5 |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_BCR |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_MMC |
+ (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
+ /* CMD41 */
+ CMD41 = 41,
+ ACMD41_SD_SEND_OP_COND =
+ 41U | (uint32_t)HAL_MEMCARD_RESPONSE_R3 |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_BCR |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_SD |
+ (uint32_t)HAL_MEMCARD_COMMAND_APP,
+
+/* class 7 */
+ /* CMD42 */
+ CMD42_LOCK_UNLOCK =
+ 42U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_ADTC_WRITE |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON |
+ (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
+ ACMD42_SET_CLR_CARD_DETECT =
+ 42U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_SD |
+ (uint32_t)HAL_MEMCARD_COMMAND_APP,
+ CMD43 = 43U, /* CMD43 */
+ CMD44 = 44U, /* CMD44 */
+ CMD45 = 45U, /* CMD45 */
+ CMD46 = 46U, /* CMD46 */
+ CMD47 = 47U, /* CMD47 */
+ CMD48 = 48U, /* CMD48 */
+ CMD49 = 49U, /* CMD49 */
+ CMD50 = 50U, /* CMD50 */
+ CMD51 = 51U, /* CMD51 */
+ ACMD51_SEND_SCR =
+ 51U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_ADTC_READ |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_SD |
+ (uint32_t)HAL_MEMCARD_COMMAND_APP,
+ CMD52 = 52U, /* CMD52 */
+ CMD53 = 53U, /* CMD53 */
+ CMD54 = 54U, /* CMD54 */
+
+/* class 8 */
+ /* CMD55 */
+ CMD55_APP_CMD =
+ 55U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON |
+ (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
+ /* CMD56 */
+ CMD56_GEN_CMD =
+ 56U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
+ (uint32_t)HAL_MEMCARD_COMMAND_TYPE_ADTC_WRITE |
+ (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON |
+ (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
+ CMD57 = 57U, /* CMD57 */
+ CMD58 = 58U, /* CMD58 */
+ CMD59 = 59U, /* CMD59 */
+ CMD60 = 60U, /* CMD60 */
+ CMD61 = 61U, /* CMD61 */
+ CMD62 = 62U, /* CMD62 */
+ CMD63 = 63U /* CMD63 */
+} HAL_MEMCARD_COMMAND;
+
+/*
+ * Configuration structure from HAL layer.
+ *
+ * If some field is not available it should be filled with 0xFF.
+ * The API version is 32-bit unsigned integer telling the version of the API.
+ * The integer is divided to four sections which each can be treated as a 8-bit
+ * unsigned number:
+ * Bits 31-24 make the most significant part of the version number. This number
+ * starts from 1 i.e. the second version of the API will be 0x02xxxxxx. This
+ * number changes only, if the API itself changes so much that it is not
+ * compatible anymore with older releases.
+ * Bits 23-16 API minor version number. For example API version 2.1 would be
+ * 0x0201xxxx.
+ * Bits 15-8 are the number of the year when release is done. The 0 is year
+ * 2000, 1 is year 2001 and so on
+ * Bits 7- are the week number when release is done. First full week of the
+ * year is 1
+ *
+ * Example: let's assume that release 2.1 is done on week 10 year 2008
+ * the version will get the value 0x0201080A
+ */
+typedef struct {
+ /*
+ * Version of the chipset API implementation
+ *
+ * bits [31:24] API specification major version number.<br>
+ * bits [23:16] API specification minor version number.<br>
+ * bits [15:8] API implementation year. (2000 = 0, 2001 = 1, ...)
+ * bits [7:0] API implementation week.
+ * Example: API spec version 4.0, implementation w46 2008 => 0x0400082E
+ */
+ uint32_t api_version;
+
+ /* maximum block count which can be transferred at once */
+ uint32_t max_block_count;
+
+ /* maximum clock frequence in Hz supported by HW */
+ uint32_t max_clock_freq;
+
+ /* maximum data bus width supported by HW */
+ uint16_t max_data_width;
+
+ /* Is high-speed mode supported by HW (yes=1, no=0) */
+ uint8_t hs_mode_supported;
+
+ /* Is memory card removable (yes=1, no=0) */
+ uint8_t card_removable;
+
+} HAL_MEMCARD_HW_CONF;
+
+/* Configuration structure to HAL layer. */
+typedef struct {
+ /* how many times to try after fail, for instance sending command */
+ uint32_t retries_after_fail;
+} HAL_MEMCARD_INIT_CONF;
+
+#endif /* EMMC_HAL_H */
--- /dev/null
+/*
+ * Copyright (c) 2015-2020, Renesas Electronics Corporation. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <stddef.h>
+
+#include <lib/mmio.h>
+
+#include "emmc_config.h"
+#include "emmc_hal.h"
+#include "emmc_std.h"
+#include "emmc_registers.h"
+#include "emmc_def.h"
+#include "rcar_private.h"
+
+st_mmc_base mmc_drv_obj;
+
+EMMC_ERROR_CODE rcar_emmc_memcard_power(uint8_t mode)
+{
+
+ if (mode == TRUE) {
+ /* power on (Vcc&Vccq is always power on) */
+ mmc_drv_obj.card_power_enable = TRUE;
+ } else {
+ /* power off (Vcc&Vccq is always power on) */
+ mmc_drv_obj.card_power_enable = FALSE;
+ mmc_drv_obj.mount = FALSE;
+ mmc_drv_obj.selected = FALSE;
+ }
+
+ return EMMC_SUCCESS;
+}
+static inline void emmc_set_retry_count(uint32_t retry)
+{
+ mmc_drv_obj.retries_after_fail = retry;
+}
+
+static inline void emmc_set_data_timeout(uint32_t data_timeout)
+{
+ mmc_drv_obj.data_timeout = data_timeout;
+}
+
+static void emmc_memset(uint8_t *buff, uint8_t data, uint32_t cnt)
+{
+ if (buff == NULL) {
+ return;
+ }
+
+ while (cnt > 0) {
+ *buff++ = data;
+ cnt--;
+ }
+}
+
+static void emmc_driver_config(void)
+{
+ emmc_set_retry_count(EMMC_RETRY_COUNT);
+ emmc_set_data_timeout(EMMC_RW_DATA_TIMEOUT);
+}
+
+static void emmc_drv_init(void)
+{
+ emmc_memset((uint8_t *) (&mmc_drv_obj), 0, sizeof(st_mmc_base));
+ mmc_drv_obj.card_present = HAL_MEMCARD_CARD_IS_IN;
+ mmc_drv_obj.data_timeout = EMMC_RW_DATA_TIMEOUT;
+ mmc_drv_obj.bus_width = HAL_MEMCARD_DATA_WIDTH_1_BIT;
+}
+
+static EMMC_ERROR_CODE emmc_dev_finalize(void)
+{
+ EMMC_ERROR_CODE result;
+ uint32_t dataL;
+
+ /*
+ * MMC power off
+ * the power supply of eMMC device is always turning on.
+ * RST_n : Hi --> Low level.
+ */
+ result = rcar_emmc_memcard_power(FALSE);
+
+ /* host controller reset */
+ SETR_32(SD_INFO1, 0x00000000U); /* all interrupt clear */
+ SETR_32(SD_INFO2, SD_INFO2_CLEAR); /* all interrupt clear */
+ SETR_32(SD_INFO1_MASK, 0x00000000U); /* all interrupt disable */
+ SETR_32(SD_INFO2_MASK, SD_INFO2_CLEAR); /* all interrupt disable */
+ SETR_32(SD_CLK_CTRL, 0x00000000U); /* MMC clock stop */
+
+ dataL = mmio_read_32(CPG_SMSTPCR3);
+ if ((dataL & CPG_MSTP_MMC) == 0U) {
+ dataL |= (CPG_MSTP_MMC);
+ mmio_write_32(CPG_CPGWPR, (~dataL));
+ mmio_write_32(CPG_SMSTPCR3, dataL);
+ }
+
+ return result;
+}
+
+static EMMC_ERROR_CODE emmc_dev_init(void)
+{
+ /* Enable clock supply to eMMC. */
+ mstpcr_write(CPG_SMSTPCR3, CPG_MSTPSR3, CPG_MSTP_MMC);
+
+ /* Set SD clock */
+ mmio_write_32(CPG_CPGWPR, ~((uint32_t) (BIT9 | BIT0))); /* SD phy 200MHz */
+
+ /* Stop SDnH clock & SDn=200MHz */
+ mmio_write_32(CPG_SDxCKCR, (BIT9 | BIT0));
+
+ /* MMCIF initialize */
+ SETR_32(SD_INFO1, 0x00000000U); /* all interrupt clear */
+ SETR_32(SD_INFO2, SD_INFO2_CLEAR); /* all interrupt clear */
+ SETR_32(SD_INFO1_MASK, 0x00000000U); /* all interrupt disable */
+ SETR_32(SD_INFO2_MASK, SD_INFO2_CLEAR); /* all interrupt disable */
+
+ SETR_32(HOST_MODE, 0x00000000U); /* SD_BUF access width = 64-bit */
+ SETR_32(SD_OPTION, 0x0000C0EEU); /* Bus width = 1bit, timeout=MAX */
+ SETR_32(SD_CLK_CTRL, 0x00000000U); /* Disable Automatic Control & Clock Output */
+
+ return EMMC_SUCCESS;
+}
+
+static EMMC_ERROR_CODE emmc_reset_controller(void)
+{
+ EMMC_ERROR_CODE result;
+
+ /* initialize mmc driver */
+ emmc_drv_init();
+
+ /* initialize H/W */
+ result = emmc_dev_init();
+ if (result == EMMC_SUCCESS) {
+ mmc_drv_obj.initialize = TRUE;
+ }
+
+ return result;
+
+}
+
+EMMC_ERROR_CODE emmc_terminate(void)
+{
+ EMMC_ERROR_CODE result;
+
+ result = emmc_dev_finalize();
+
+ emmc_memset((uint8_t *) (&mmc_drv_obj), 0, sizeof(st_mmc_base));
+
+ return result;
+}
+
+EMMC_ERROR_CODE rcar_emmc_init(void)
+{
+ EMMC_ERROR_CODE result;
+
+ result = emmc_reset_controller();
+ if (result == EMMC_SUCCESS) {
+ emmc_driver_config();
+ }
+
+ return result;
+}
--- /dev/null
+/*
+ * Copyright (c) 2015-2020, Renesas Electronics Corporation. All rights
+ * reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <stddef.h>
+
+#include <lib/mmio.h>
+
+#include "emmc_config.h"
+#include "emmc_def.h"
+#include "emmc_hal.h"
+#include "emmc_registers.h"
+#include "emmc_std.h"
+#include "rcar_def.h"
+
+static EMMC_ERROR_CODE emmc_trans_sector(uint32_t *buff_address_virtual);
+
+uint32_t emmc_interrupt(void)
+{
+ EMMC_ERROR_CODE result;
+ uint32_t prr_data;
+ uint32_t cut_ver;
+ uint32_t end_bit;
+
+ prr_data = mmio_read_32((uintptr_t) RCAR_PRR);
+ cut_ver = prr_data & PRR_CUT_MASK;
+ if ((prr_data & PRR_PRODUCT_MASK) == PRR_PRODUCT_H3) {
+ if (cut_ver == PRR_PRODUCT_10) {
+ end_bit = BIT17;
+ } else if (cut_ver == PRR_PRODUCT_11) {
+ end_bit = BIT17;
+ } else {
+ end_bit = BIT20;
+ }
+ } else if ((prr_data & PRR_PRODUCT_MASK) == PRR_PRODUCT_M3) {
+ if (cut_ver == PRR_PRODUCT_10) {
+ end_bit = BIT17;
+ } else {
+ end_bit = BIT20;
+ }
+ } else {
+ end_bit = BIT20;
+ }
+
+ /* SD_INFO */
+ mmc_drv_obj.error_info.info1 = GETR_32(SD_INFO1);
+ mmc_drv_obj.error_info.info2 = GETR_32(SD_INFO2);
+
+ /* SD_INFO EVENT */
+ mmc_drv_obj.int_event1 =
+ mmc_drv_obj.error_info.info1 & GETR_32(SD_INFO1_MASK);
+ mmc_drv_obj.int_event2 =
+ mmc_drv_obj.error_info.info2 & GETR_32(SD_INFO2_MASK);
+
+ /* ERR_STS */
+ mmc_drv_obj.error_info.status1 = GETR_32(SD_ERR_STS1);
+ mmc_drv_obj.error_info.status2 = GETR_32(SD_ERR_STS2);
+
+ /* DM_CM_INFO */
+ mmc_drv_obj.error_info.dm_info1 = GETR_32(DM_CM_INFO1);
+ mmc_drv_obj.error_info.dm_info2 = GETR_32(DM_CM_INFO2);
+
+ /* DM_CM_INFO EVENT */
+ mmc_drv_obj.dm_event1 =
+ mmc_drv_obj.error_info.dm_info1 & GETR_32(DM_CM_INFO1_MASK);
+ mmc_drv_obj.dm_event2 =
+ mmc_drv_obj.error_info.dm_info2 & GETR_32(DM_CM_INFO2_MASK);
+
+ /* ERR SD_INFO2 */
+ if ((SD_INFO2_ALL_ERR & mmc_drv_obj.int_event2) != 0) {
+ SETR_32(SD_INFO1_MASK, 0x00000000U); /* interrupt disable */
+ SETR_32(SD_INFO2_MASK, SD_INFO2_CLEAR); /* interrupt disable */
+ SETR_32(SD_INFO1, 0x00000000U); /* interrupt clear */
+ SETR_32(SD_INFO2, SD_INFO2_CLEAR); /* interrupt clear */
+ mmc_drv_obj.state_machine_blocking = FALSE;
+ }
+
+ /* PIO Transfer */
+ /* BWE/BRE */
+ else if (((SD_INFO2_BWE | SD_INFO2_BRE) & mmc_drv_obj.int_event2)) {
+ /* BWE */
+ if (SD_INFO2_BWE & mmc_drv_obj.int_event2) {
+ SETR_32(SD_INFO2, (GETR_32(SD_INFO2) & ~SD_INFO2_BWE));
+ }
+ /* BRE */
+ else {
+ SETR_32(SD_INFO2, (GETR_32(SD_INFO2) & ~SD_INFO2_BRE));
+ }
+
+ result = emmc_trans_sector(mmc_drv_obj.buff_address_virtual);
+ mmc_drv_obj.buff_address_virtual += EMMC_BLOCK_LENGTH;
+ mmc_drv_obj.remain_size -= EMMC_BLOCK_LENGTH;
+
+ if (result != EMMC_SUCCESS) {
+ /* data transfer error */
+ emmc_write_error_info(EMMC_FUNCNO_NONE, result);
+
+ /* Panic */
+ SETR_32(SD_INFO1_MASK, 0x00000000U);
+ SETR_32(SD_INFO2_MASK, SD_INFO2_CLEAR);
+ SETR_32(SD_INFO1, 0x00000000U);
+ /* interrupt clear */
+ SETR_32(SD_INFO2, SD_INFO2_CLEAR);
+ mmc_drv_obj.force_terminate = TRUE;
+ } else {
+ mmc_drv_obj.during_transfer = FALSE;
+ }
+ mmc_drv_obj.state_machine_blocking = FALSE;
+ }
+
+ /* DMA_TRANSFER */
+ /* DM_CM_INFO1: DMA-ch0 transfer complete or error occurred */
+ else if ((BIT16 & mmc_drv_obj.dm_event1) != 0) {
+ SETR_32(DM_CM_INFO1, 0x00000000U);
+ SETR_32(DM_CM_INFO2, 0x00000000U);
+ /* interrupt clear */
+ SETR_32(SD_INFO2, (GETR_32(SD_INFO2) & ~SD_INFO2_BWE));
+ /* DM_CM_INFO2: DMA-ch0 error occurred */
+ if ((BIT16 & mmc_drv_obj.dm_event2) != 0) {
+ mmc_drv_obj.dma_error_flag = TRUE;
+ } else {
+ mmc_drv_obj.during_dma_transfer = FALSE;
+ mmc_drv_obj.during_transfer = FALSE;
+ }
+ /* wait next interrupt */
+ mmc_drv_obj.state_machine_blocking = FALSE;
+ }
+ /* DM_CM_INFO1: DMA-ch1 transfer complete or error occurred */
+ else if ((end_bit & mmc_drv_obj.dm_event1) != 0U) {
+ SETR_32(DM_CM_INFO1, 0x00000000U);
+ SETR_32(DM_CM_INFO2, 0x00000000U);
+ /* interrupt clear */
+ SETR_32(SD_INFO2, (GETR_32(SD_INFO2) & ~SD_INFO2_BRE));
+ /* DM_CM_INFO2: DMA-ch1 error occurred */
+ if ((BIT17 & mmc_drv_obj.dm_event2) != 0) {
+ mmc_drv_obj.dma_error_flag = TRUE;
+ } else {
+ mmc_drv_obj.during_dma_transfer = FALSE;
+ mmc_drv_obj.during_transfer = FALSE;
+ }
+ /* wait next interrupt */
+ mmc_drv_obj.state_machine_blocking = FALSE;
+ }
+
+ /* Response end */
+ else if ((SD_INFO1_INFO0 & mmc_drv_obj.int_event1) != 0) {
+ /* interrupt clear */
+ SETR_32(SD_INFO1, (GETR_32(SD_INFO1) & ~SD_INFO1_INFO0));
+ mmc_drv_obj.state_machine_blocking = FALSE;
+ }
+ /* Access end */
+ else if ((SD_INFO1_INFO2 & mmc_drv_obj.int_event1) != 0) {
+ /* interrupt clear */
+ SETR_32(SD_INFO1, (GETR_32(SD_INFO1) & ~SD_INFO1_INFO2));
+ mmc_drv_obj.state_machine_blocking = FALSE;
+ } else {
+ /* nothing to do. */
+ }
+
+ return (uint32_t) 0;
+}
+
+static EMMC_ERROR_CODE emmc_trans_sector(uint32_t *buff_address_virtual)
+{
+ uint32_t length, i;
+ uint64_t *bufPtrLL;
+
+ if (buff_address_virtual == NULL) {
+ return EMMC_ERR_PARAM;
+ }
+
+ if ((mmc_drv_obj.during_transfer != TRUE)
+ || (mmc_drv_obj.remain_size == 0)) {
+ return EMMC_ERR_STATE;
+ }
+
+ bufPtrLL = (uint64_t *) buff_address_virtual;
+ length = mmc_drv_obj.remain_size;
+
+ /* data transefer */
+ for (i = 0; i < (length >> 3); i++) {
+ /* Write */
+ if (mmc_drv_obj.cmd_info.dir == HAL_MEMCARD_WRITE) {
+ SETR_64(SD_BUF0, *bufPtrLL); /* buffer --> FIFO */
+ }
+ /* Read */
+ else {
+ /* Checks when the read data reaches SD_SIZE. */
+ /* The BRE bit is cleared at emmc_interrupt function. */
+ if (((i %
+ (uint32_t) (EMMC_BLOCK_LENGTH >>
+ EMMC_BUF_SIZE_SHIFT)) == 0U)
+ && (i != 0U)) {
+ /* BRE check */
+ while (((GETR_32(SD_INFO2)) & SD_INFO2_BRE) ==
+ 0U) {
+ /* ERROR check */
+ if (((GETR_32(SD_INFO2)) &
+ SD_INFO2_ALL_ERR) != 0U) {
+ return EMMC_ERR_TRANSFER;
+ }
+ }
+ /* BRE clear */
+ SETR_32(SD_INFO2,
+ (uint32_t) (GETR_32(SD_INFO2) &
+ ~SD_INFO2_BRE));
+ }
+ *bufPtrLL = GETR_64(SD_BUF0); /* FIFO --> buffer */
+ }
+ bufPtrLL++;
+ }
+
+ return EMMC_SUCCESS;
+}
--- /dev/null
+/*
+ * Copyright (c) 2015-2020, Renesas Electronics Corporation. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <common/debug.h>
+#include <lib/mmio.h>
+
+#include "emmc_config.h"
+#include "emmc_def.h"
+#include "emmc_hal.h"
+#include "emmc_registers.h"
+#include "emmc_std.h"
+#include "micro_delay.h"
+#include "rcar_def.h"
+
+static EMMC_ERROR_CODE emmc_clock_ctrl(uint8_t mode);
+static EMMC_ERROR_CODE emmc_card_init(void);
+static EMMC_ERROR_CODE emmc_high_speed(void);
+static EMMC_ERROR_CODE emmc_bus_width(uint32_t width);
+static uint32_t emmc_set_timeout_register_value(uint32_t freq);
+static void set_sd_clk(uint32_t clkDiv);
+static uint32_t emmc_calc_tran_speed(uint32_t *freq);
+static void emmc_get_partition_access(void);
+static void emmc_set_bootpartition(void);
+
+static void emmc_set_bootpartition(void)
+{
+ uint32_t reg;
+
+ reg = mmio_read_32(RCAR_PRR) & (PRR_PRODUCT_MASK | PRR_CUT_MASK);
+ if (reg == PRR_PRODUCT_M3_CUT10) {
+ mmc_drv_obj.boot_partition_en =
+ (EMMC_PARTITION_ID) ((mmc_drv_obj.ext_csd_data[179] &
+ EMMC_BOOT_PARTITION_EN_MASK) >>
+ EMMC_BOOT_PARTITION_EN_SHIFT);
+ } else if ((reg == PRR_PRODUCT_H3_CUT20)
+ || (reg == PRR_PRODUCT_M3_CUT11)) {
+ mmc_drv_obj.boot_partition_en = mmc_drv_obj.partition_access;
+ } else {
+ if ((mmio_read_32(MFISBTSTSR) & MFISBTSTSR_BOOT_PARTITION) !=
+ 0U) {
+ mmc_drv_obj.boot_partition_en = PARTITION_ID_BOOT_2;
+ } else {
+ mmc_drv_obj.boot_partition_en = PARTITION_ID_BOOT_1;
+ }
+ }
+}
+
+static EMMC_ERROR_CODE emmc_card_init(void)
+{
+ int32_t retry;
+ uint32_t freq = MMC_400KHZ; /* 390KHz */
+ EMMC_ERROR_CODE result;
+ uint32_t result_calc;
+
+ /* state check */
+ if ((mmc_drv_obj.initialize != TRUE)
+ || (mmc_drv_obj.card_power_enable != TRUE)
+ || ((GETR_32(SD_INFO2) & SD_INFO2_CBSY) != 0)
+ ) {
+ emmc_write_error_info(EMMC_FUNCNO_CARD_INIT, EMMC_ERR_STATE);
+ return EMMC_ERR_STATE;
+ }
+
+ /* clock on (force change) */
+ mmc_drv_obj.current_freq = 0;
+ mmc_drv_obj.max_freq = MMC_20MHZ;
+ result = emmc_set_request_mmc_clock(&freq);
+ if (result != EMMC_SUCCESS) {
+ emmc_write_error_info_func_no(EMMC_FUNCNO_CARD_INIT);
+ return EMMC_ERR;
+ }
+
+ rcar_micro_delay(1000U); /* wait 1ms */
+
+ /* Get current access partition */
+ emmc_get_partition_access();
+
+ /* CMD0, arg=0x00000000 */
+ result = emmc_send_idle_cmd(0x00000000);
+ if (result != EMMC_SUCCESS) {
+ emmc_write_error_info_func_no(EMMC_FUNCNO_CARD_INIT);
+ return result;
+ }
+
+ rcar_micro_delay(200U); /* wait 74clock 390kHz(189.74us) */
+
+ /* CMD1 */
+ emmc_make_nontrans_cmd(CMD1_SEND_OP_COND, EMMC_HOST_OCR_VALUE);
+ for (retry = 300; retry > 0; retry--) {
+ result =
+ emmc_exec_cmd(EMMC_R1_ERROR_MASK, mmc_drv_obj.response);
+ if (result != EMMC_SUCCESS) {
+ emmc_write_error_info_func_no(EMMC_FUNCNO_CARD_INIT);
+ return result;
+ }
+
+ if ((mmc_drv_obj.r3_ocr & EMMC_OCR_STATUS_BIT) != 0) {
+ break; /* card is ready. exit loop */
+ }
+ rcar_micro_delay(1000U); /* wait 1ms */
+ }
+
+ if (retry == 0) {
+ emmc_write_error_info(EMMC_FUNCNO_CARD_INIT, EMMC_ERR_TIMEOUT);
+ return EMMC_ERR_TIMEOUT;
+ }
+
+ switch (mmc_drv_obj.r3_ocr & EMMC_OCR_ACCESS_MODE_MASK) {
+ case EMMC_OCR_ACCESS_MODE_SECT:
+ mmc_drv_obj.access_mode = TRUE; /* sector mode */
+ break;
+ default:
+ /* unknown value */
+ emmc_write_error_info(EMMC_FUNCNO_CARD_INIT, EMMC_ERR);
+ return EMMC_ERR;
+ }
+
+ /* CMD2 */
+ emmc_make_nontrans_cmd(CMD2_ALL_SEND_CID_MMC, 0x00000000);
+ mmc_drv_obj.response = (uint32_t *) (&mmc_drv_obj.cid_data[0]); /* use CID special buffer */
+ result = emmc_exec_cmd(EMMC_R1_ERROR_MASK, mmc_drv_obj.response);
+ if (result != EMMC_SUCCESS) {
+ emmc_write_error_info_func_no(EMMC_FUNCNO_CARD_INIT);
+ return result;
+ }
+
+ /* CMD3 */
+ emmc_make_nontrans_cmd(CMD3_SET_RELATIVE_ADDR, EMMC_RCA << 16);
+ result = emmc_exec_cmd(EMMC_R1_ERROR_MASK, mmc_drv_obj.response);
+ if (result != EMMC_SUCCESS) {
+ emmc_write_error_info_func_no(EMMC_FUNCNO_CARD_INIT);
+ return result;
+ }
+
+ /* CMD9 (CSD) */
+ emmc_make_nontrans_cmd(CMD9_SEND_CSD, EMMC_RCA << 16);
+ mmc_drv_obj.response = (uint32_t *) (&mmc_drv_obj.csd_data[0]); /* use CSD special buffer */
+ result = emmc_exec_cmd(EMMC_R1_ERROR_MASK, mmc_drv_obj.response);
+ if (result != EMMC_SUCCESS) {
+ emmc_write_error_info_func_no(EMMC_FUNCNO_CARD_INIT);
+ return result;
+ }
+
+ /* card version check */
+ if (EMMC_CSD_SPEC_VARS() < 4) {
+ emmc_write_error_info(EMMC_FUNCNO_CARD_INIT,
+ EMMC_ERR_ILLEGAL_CARD);
+ return EMMC_ERR_ILLEGAL_CARD;
+ }
+
+ /* CMD7 (select card) */
+ emmc_make_nontrans_cmd(CMD7_SELECT_CARD, EMMC_RCA << 16);
+ result = emmc_exec_cmd(EMMC_R1_ERROR_MASK, mmc_drv_obj.response);
+ if (result != EMMC_SUCCESS) {
+ emmc_write_error_info_func_no(EMMC_FUNCNO_CARD_INIT);
+ return result;
+ }
+
+ mmc_drv_obj.selected = TRUE;
+
+ /*
+ * card speed check
+ * Card spec is calculated from TRAN_SPEED(CSD)
+ */
+ result_calc = emmc_calc_tran_speed(&freq);
+ if (result_calc == 0) {
+ emmc_write_error_info(EMMC_FUNCNO_CARD_INIT,
+ EMMC_ERR_ILLEGAL_CARD);
+ return EMMC_ERR_ILLEGAL_CARD;
+ }
+ mmc_drv_obj.max_freq = freq; /* max frequency (card spec) */
+
+ result = emmc_set_request_mmc_clock(&freq);
+ if (result != EMMC_SUCCESS) {
+ emmc_write_error_info_func_no(EMMC_FUNCNO_CARD_INIT);
+ return EMMC_ERR;
+ }
+
+ /* set read/write timeout */
+ mmc_drv_obj.data_timeout = emmc_set_timeout_register_value(freq);
+ SETR_32(SD_OPTION,
+ ((GETR_32(SD_OPTION) & ~(SD_OPTION_TIMEOUT_CNT_MASK)) |
+ mmc_drv_obj.data_timeout));
+
+ /* SET_BLOCKLEN(512byte) */
+ /* CMD16 */
+ emmc_make_nontrans_cmd(CMD16_SET_BLOCKLEN, EMMC_BLOCK_LENGTH);
+ result = emmc_exec_cmd(EMMC_R1_ERROR_MASK, mmc_drv_obj.response);
+ if (result != EMMC_SUCCESS) {
+ emmc_write_error_info_func_no(EMMC_FUNCNO_CARD_INIT);
+ return result;
+ }
+
+ /* Transfer Data Length */
+ SETR_32(SD_SIZE, EMMC_BLOCK_LENGTH);
+
+ /* CMD8 (EXT_CSD) */
+ emmc_make_trans_cmd(CMD8_SEND_EXT_CSD, 0x00000000,
+ (uint32_t *) (&mmc_drv_obj.ext_csd_data[0]),
+ EMMC_MAX_EXT_CSD_LENGTH, HAL_MEMCARD_READ,
+ HAL_MEMCARD_NOT_DMA);
+ result = emmc_exec_cmd(EMMC_R1_ERROR_MASK, mmc_drv_obj.response);
+ if (result != EMMC_SUCCESS) {
+ /*
+ * CMD12 is not send.
+ * If BUS initialization is failed, user must be execute Bus initialization again.
+ * Bus initialization is start CMD0(soft reset command).
+ */
+ emmc_write_error_info_func_no(EMMC_FUNCNO_CARD_INIT);
+ return result;
+ }
+
+ /* Set boot partition */
+ emmc_set_bootpartition();
+
+ return EMMC_SUCCESS;
+}
+
+static EMMC_ERROR_CODE emmc_high_speed(void)
+{
+ uint32_t freq; /* High speed mode clock frequency */
+ EMMC_ERROR_CODE result;
+ uint8_t cardType;
+
+ /* state check */
+ if (mmc_drv_obj.selected != TRUE) {
+ emmc_write_error_info(EMMC_FUNCNO_HIGH_SPEED, EMMC_ERR_STATE);
+ return EMMC_ERR_STATE;
+ }
+
+ /* max frequency */
+ cardType = (uint8_t) mmc_drv_obj.ext_csd_data[EMMC_EXT_CSD_CARD_TYPE];
+ if ((cardType & EMMC_EXT_CSD_CARD_TYPE_52MHZ) != 0)
+ freq = MMC_52MHZ;
+ else if ((cardType & EMMC_EXT_CSD_CARD_TYPE_26MHZ) != 0)
+ freq = MMC_26MHZ;
+ else
+ freq = MMC_20MHZ;
+
+ /* Hi-Speed-mode selection */
+ if ((freq == MMC_52MHZ) || (freq == MMC_26MHZ)) {
+ /* CMD6 */
+ emmc_make_nontrans_cmd(CMD6_SWITCH, EMMC_SWITCH_HS_TIMING);
+ result =
+ emmc_exec_cmd(EMMC_R1_ERROR_MASK, mmc_drv_obj.response);
+ if (result != EMMC_SUCCESS) {
+ emmc_write_error_info_func_no(EMMC_FUNCNO_HIGH_SPEED);
+ return result;
+ }
+
+ mmc_drv_obj.hs_timing = TIMING_HIGH_SPEED; /* High-Speed */
+ }
+
+ /* set mmc clock */
+ mmc_drv_obj.max_freq = freq;
+ result = emmc_set_request_mmc_clock(&freq);
+ if (result != EMMC_SUCCESS) {
+ emmc_write_error_info_func_no(EMMC_FUNCNO_HIGH_SPEED);
+ return EMMC_ERR;
+ }
+
+ /* set read/write timeout */
+ mmc_drv_obj.data_timeout = emmc_set_timeout_register_value(freq);
+ SETR_32(SD_OPTION,
+ ((GETR_32(SD_OPTION) & ~(SD_OPTION_TIMEOUT_CNT_MASK)) |
+ mmc_drv_obj.data_timeout));
+
+ /* CMD13 */
+ emmc_make_nontrans_cmd(CMD13_SEND_STATUS, EMMC_RCA << 16);
+ result =
+ emmc_exec_cmd(EMMC_R1_ERROR_MASK_WITHOUT_CRC, mmc_drv_obj.response);
+ if (result != EMMC_SUCCESS) {
+ emmc_write_error_info_func_no(EMMC_FUNCNO_HIGH_SPEED);
+ return result;
+ }
+
+ return EMMC_SUCCESS;
+}
+
+static EMMC_ERROR_CODE emmc_clock_ctrl(uint8_t mode)
+{
+ uint32_t value;
+
+ /* busy check */
+ if ((GETR_32(SD_INFO2) & SD_INFO2_CBSY) != 0) {
+ emmc_write_error_info(EMMC_FUNCNO_SET_CLOCK,
+ EMMC_ERR_CARD_BUSY);
+ return EMMC_ERR;
+ }
+
+ if (mode == TRUE) {
+ /* clock ON */
+ value =
+ ((GETR_32(SD_CLK_CTRL) | MMC_SD_CLK_START) &
+ SD_CLK_WRITE_MASK);
+ SETR_32(SD_CLK_CTRL, value); /* on */
+ mmc_drv_obj.clock_enable = TRUE;
+ } else {
+ /* clock OFF */
+ value =
+ ((GETR_32(SD_CLK_CTRL) & MMC_SD_CLK_STOP) &
+ SD_CLK_WRITE_MASK);
+ SETR_32(SD_CLK_CTRL, value); /* off */
+ mmc_drv_obj.clock_enable = FALSE;
+ }
+
+ return EMMC_SUCCESS;
+}
+
+static EMMC_ERROR_CODE emmc_bus_width(uint32_t width)
+{
+ EMMC_ERROR_CODE result = EMMC_ERR;
+
+ /* parameter check */
+ if ((width != 8) && (width != 4) && (width != 1)) {
+ emmc_write_error_info(EMMC_FUNCNO_BUS_WIDTH, EMMC_ERR_PARAM);
+ return EMMC_ERR_PARAM;
+ }
+
+ /* state check */
+ if (mmc_drv_obj.selected != TRUE) {
+ emmc_write_error_info(EMMC_FUNCNO_BUS_WIDTH, EMMC_ERR_STATE);
+ return EMMC_ERR_STATE;
+ }
+
+ /* 2 = 8bit, 1 = 4bit, 0 =1bit */
+ mmc_drv_obj.bus_width = (HAL_MEMCARD_DATA_WIDTH) (width >> 2);
+
+ /* CMD6 */
+ emmc_make_nontrans_cmd(CMD6_SWITCH,
+ (EMMC_SWITCH_BUS_WIDTH_1 |
+ (mmc_drv_obj.bus_width << 8)));
+ result = emmc_exec_cmd(EMMC_R1_ERROR_MASK, mmc_drv_obj.response);
+ if (result != EMMC_SUCCESS) {
+ /* occurred error */
+ mmc_drv_obj.bus_width = HAL_MEMCARD_DATA_WIDTH_1_BIT;
+ goto EXIT;
+ }
+
+ switch (mmc_drv_obj.bus_width) {
+ case HAL_MEMCARD_DATA_WIDTH_1_BIT:
+ SETR_32(SD_OPTION,
+ ((GETR_32(SD_OPTION) & ~(BIT15 | BIT13)) | BIT15));
+ break;
+ case HAL_MEMCARD_DATA_WIDTH_4_BIT:
+ SETR_32(SD_OPTION, (GETR_32(SD_OPTION) & ~(BIT15 | BIT13)));
+ break;
+ case HAL_MEMCARD_DATA_WIDTH_8_BIT:
+ SETR_32(SD_OPTION,
+ ((GETR_32(SD_OPTION) & ~(BIT15 | BIT13)) | BIT13));
+ break;
+ default:
+ goto EXIT;
+ }
+
+ /* CMD13 */
+ emmc_make_nontrans_cmd(CMD13_SEND_STATUS, EMMC_RCA << 16);
+ result = emmc_exec_cmd(EMMC_R1_ERROR_MASK, mmc_drv_obj.response);
+ if (result != EMMC_SUCCESS) {
+ goto EXIT;
+ }
+
+ /* CMD8 (EXT_CSD) */
+ emmc_make_trans_cmd(CMD8_SEND_EXT_CSD, 0x00000000,
+ (uint32_t *) (&mmc_drv_obj.ext_csd_data[0]),
+ EMMC_MAX_EXT_CSD_LENGTH, HAL_MEMCARD_READ,
+ HAL_MEMCARD_NOT_DMA);
+ result = emmc_exec_cmd(EMMC_R1_ERROR_MASK, mmc_drv_obj.response);
+ if (result != EMMC_SUCCESS) {
+ goto EXIT;
+ }
+
+ return EMMC_SUCCESS;
+
+EXIT:
+ emmc_write_error_info(EMMC_FUNCNO_BUS_WIDTH, result);
+ ERROR("BL2: emmc bus_width error end\n");
+ return result;
+}
+
+EMMC_ERROR_CODE emmc_select_partition(EMMC_PARTITION_ID id)
+{
+ EMMC_ERROR_CODE result;
+ uint32_t arg;
+ uint32_t partition_config;
+
+ /* state check */
+ if (mmc_drv_obj.mount != TRUE) {
+ emmc_write_error_info(EMMC_FUNCNO_NONE, EMMC_ERR_STATE);
+ return EMMC_ERR_STATE;
+ }
+
+ /* id = PARTITION_ACCESS(Bit[2:0]) */
+ if ((id & ~PARTITION_ID_MASK) != 0) {
+ emmc_write_error_info(EMMC_FUNCNO_NONE, EMMC_ERR_PARAM);
+ return EMMC_ERR_PARAM;
+ }
+
+ /* EXT_CSD[179] value */
+ partition_config =
+ (uint32_t) mmc_drv_obj.ext_csd_data[EMMC_EXT_CSD_PARTITION_CONFIG];
+ if ((partition_config & PARTITION_ID_MASK) == id) {
+ result = EMMC_SUCCESS;
+ } else {
+
+ partition_config =
+ (uint32_t) ((partition_config & ~PARTITION_ID_MASK) | id);
+ arg = EMMC_SWITCH_PARTITION_CONFIG | (partition_config << 8);
+
+ result = emmc_set_ext_csd(arg);
+ }
+
+ return result;
+}
+
+static void set_sd_clk(uint32_t clkDiv)
+{
+ uint32_t dataL;
+
+ dataL = (GETR_32(SD_CLK_CTRL) & (~SD_CLK_CTRL_CLKDIV_MASK));
+
+ switch (clkDiv) {
+ case 1:
+ dataL |= 0x000000FFU;
+ break; /* 1/1 */
+ case 2:
+ dataL |= 0x00000000U;
+ break; /* 1/2 */
+ case 4:
+ dataL |= 0x00000001U;
+ break; /* 1/4 */
+ case 8:
+ dataL |= 0x00000002U;
+ break; /* 1/8 */
+ case 16:
+ dataL |= 0x00000004U;
+ break; /* 1/16 */
+ case 32:
+ dataL |= 0x00000008U;
+ break; /* 1/32 */
+ case 64:
+ dataL |= 0x00000010U;
+ break; /* 1/64 */
+ case 128:
+ dataL |= 0x00000020U;
+ break; /* 1/128 */
+ case 256:
+ dataL |= 0x00000040U;
+ break; /* 1/256 */
+ case 512:
+ dataL |= 0x00000080U;
+ break; /* 1/512 */
+ }
+
+ SETR_32(SD_CLK_CTRL, dataL);
+ mmc_drv_obj.current_freq = (uint32_t) clkDiv;
+}
+
+static void emmc_get_partition_access(void)
+{
+ uint32_t reg;
+ EMMC_ERROR_CODE result;
+
+ reg = mmio_read_32(RCAR_PRR) & (PRR_PRODUCT_MASK | PRR_CUT_MASK);
+ if ((reg == PRR_PRODUCT_H3_CUT20) || (reg == PRR_PRODUCT_M3_CUT11)) {
+ SETR_32(SD_OPTION, 0x000060EEU); /* 8 bits width */
+ /* CMD8 (EXT_CSD) */
+ emmc_make_trans_cmd(CMD8_SEND_EXT_CSD, 0x00000000U,
+ (uint32_t *) (&mmc_drv_obj.ext_csd_data[0]),
+ EMMC_MAX_EXT_CSD_LENGTH,
+ HAL_MEMCARD_READ, HAL_MEMCARD_NOT_DMA);
+ mmc_drv_obj.get_partition_access_flag = TRUE;
+ result =
+ emmc_exec_cmd(EMMC_R1_ERROR_MASK, mmc_drv_obj.response);
+ mmc_drv_obj.get_partition_access_flag = FALSE;
+ if (result == EMMC_SUCCESS) {
+ mmc_drv_obj.partition_access =
+ (EMMC_PARTITION_ID) (mmc_drv_obj.ext_csd_data[179]
+ & PARTITION_ID_MASK);
+ } else if (result == EMMC_ERR_CMD_TIMEOUT) {
+ mmc_drv_obj.partition_access = PARTITION_ID_BOOT_1;
+ } else {
+ emmc_write_error_info(EMMC_FUNCNO_GET_PERTITION_ACCESS,
+ result);
+ panic();
+ }
+ SETR_32(SD_OPTION, 0x0000C0EEU); /* Initialize */
+ }
+}
+
+static uint32_t emmc_calc_tran_speed(uint32_t *freq)
+{
+ const uint32_t unit[8] = { 10000U, 100000U, 1000000U, 10000000U,
+ 0U, 0U, 0U, 0U }; /* frequency unit (1/10) */
+ const uint32_t mult[16] = { 0U, 10U, 12U, 13U, 15U, 20U, 26U, 30U, 35U,
+ 40U, 45U, 52U, 55U, 60U, 70U, 80U };
+ uint32_t tran_speed = EMMC_CSD_TRAN_SPEED();
+ uint32_t max_freq;
+ uint32_t result;
+
+ /*
+ * tran_speed = 0x32
+ * unit[tran_speed&0x7] = uint[0x2] = 1000000
+ * mult[(tran_speed&0x78)>>3] = mult[0x30>>3] = mult[6] = 26
+ * 1000000 * 26 = 26000000 (26MHz)
+ */
+
+ result = 1;
+ max_freq =
+ unit[tran_speed & EMMC_TRANSPEED_FREQ_UNIT_MASK] *
+ mult[(tran_speed & EMMC_TRANSPEED_MULT_MASK) >>
+ EMMC_TRANSPEED_MULT_SHIFT];
+
+ if (max_freq == 0) {
+ result = 0;
+ } else if (max_freq >= MMC_FREQ_52MHZ) {
+ *freq = MMC_52MHZ;
+ } else if (max_freq >= MMC_FREQ_26MHZ) {
+ *freq = MMC_26MHZ;
+ } else if (max_freq >= MMC_FREQ_20MHZ) {
+ *freq = MMC_20MHZ;
+ } else {
+ *freq = MMC_400KHZ;
+ }
+
+ return result;
+}
+
+static uint32_t emmc_set_timeout_register_value(uint32_t freq)
+{
+ uint32_t timeout_cnt; /* SD_OPTION - Timeout Counter */
+
+ switch (freq) {
+ case 1U:
+ timeout_cnt = 0xE0U;
+ break; /* SDCLK * 2^27 */
+ case 2U:
+ timeout_cnt = 0xE0U;
+ break; /* SDCLK * 2^27 */
+ case 4U:
+ timeout_cnt = 0xD0U;
+ break; /* SDCLK * 2^26 */
+ case 8U:
+ timeout_cnt = 0xC0U;
+ break; /* SDCLK * 2^25 */
+ case 16U:
+ timeout_cnt = 0xB0U;
+ break; /* SDCLK * 2^24 */
+ case 32U:
+ timeout_cnt = 0xA0U;
+ break; /* SDCLK * 2^23 */
+ case 64U:
+ timeout_cnt = 0x90U;
+ break; /* SDCLK * 2^22 */
+ case 128U:
+ timeout_cnt = 0x80U;
+ break; /* SDCLK * 2^21 */
+ case 256U:
+ timeout_cnt = 0x70U;
+ break; /* SDCLK * 2^20 */
+ case 512U:
+ timeout_cnt = 0x70U;
+ break; /* SDCLK * 2^20 */
+ default:
+ timeout_cnt = 0xE0U;
+ break; /* SDCLK * 2^27 */
+ }
+
+ return timeout_cnt;
+}
+
+EMMC_ERROR_CODE emmc_set_ext_csd(uint32_t arg)
+{
+ EMMC_ERROR_CODE result;
+
+ /* CMD6 */
+ emmc_make_nontrans_cmd(CMD6_SWITCH, arg);
+ result = emmc_exec_cmd(EMMC_R1_ERROR_MASK, mmc_drv_obj.response);
+ if (result != EMMC_SUCCESS) {
+ return result;
+ }
+
+ /* CMD13 */
+ emmc_make_nontrans_cmd(CMD13_SEND_STATUS, EMMC_RCA << 16);
+ result = emmc_exec_cmd(EMMC_R1_ERROR_MASK, mmc_drv_obj.response);
+ if (result != EMMC_SUCCESS) {
+ return result;
+ }
+
+ /* CMD8 (EXT_CSD) */
+ emmc_make_trans_cmd(CMD8_SEND_EXT_CSD, 0x00000000,
+ (uint32_t *) (&mmc_drv_obj.ext_csd_data[0]),
+ EMMC_MAX_EXT_CSD_LENGTH, HAL_MEMCARD_READ,
+ HAL_MEMCARD_NOT_DMA);
+ result = emmc_exec_cmd(EMMC_R1_ERROR_MASK, mmc_drv_obj.response);
+ if (result != EMMC_SUCCESS) {
+ return result;
+ }
+ return EMMC_SUCCESS;
+}
+
+EMMC_ERROR_CODE emmc_set_request_mmc_clock(uint32_t *freq)
+{
+ /* parameter check */
+ if (freq == NULL) {
+ emmc_write_error_info(EMMC_FUNCNO_SET_CLOCK, EMMC_ERR_PARAM);
+ return EMMC_ERR_PARAM;
+ }
+
+ /* state check */
+ if ((mmc_drv_obj.initialize != TRUE)
+ || (mmc_drv_obj.card_power_enable != TRUE)) {
+ emmc_write_error_info(EMMC_FUNCNO_SET_CLOCK, EMMC_ERR_STATE);
+ return EMMC_ERR_STATE;
+ }
+
+ /* clock is already running in the desired frequency. */
+ if ((mmc_drv_obj.clock_enable == TRUE)
+ && (mmc_drv_obj.current_freq == *freq)) {
+ return EMMC_SUCCESS;
+ }
+
+ /* busy check */
+ if ((GETR_32(SD_INFO2) & SD_INFO2_CBSY) != 0) {
+ emmc_write_error_info(EMMC_FUNCNO_SET_CLOCK,
+ EMMC_ERR_CARD_BUSY);
+ return EMMC_ERR;
+ }
+
+ set_sd_clk(*freq);
+ mmc_drv_obj.clock_enable = FALSE;
+
+ return emmc_clock_ctrl(TRUE); /* clock on */
+}
+
+EMMC_ERROR_CODE rcar_emmc_mount(void)
+{
+ EMMC_ERROR_CODE result;
+
+ /* state check */
+ if ((mmc_drv_obj.initialize != TRUE)
+ || (mmc_drv_obj.card_power_enable != TRUE)
+ || ((GETR_32(SD_INFO2) & SD_INFO2_CBSY) != 0)
+ ) {
+ emmc_write_error_info(EMMC_FUNCNO_MOUNT, EMMC_ERR_STATE);
+ return EMMC_ERR_STATE;
+ }
+
+ /* initialize card (IDLE state --> Transfer state) */
+ result = emmc_card_init();
+ if (result != EMMC_SUCCESS) {
+ emmc_write_error_info_func_no(EMMC_FUNCNO_CARD_INIT);
+ if (emmc_clock_ctrl(FALSE) != EMMC_SUCCESS) {
+ /* nothing to do. */
+ }
+ return result;
+ }
+
+ /* Switching high speed mode */
+ result = emmc_high_speed();
+ if (result != EMMC_SUCCESS) {
+ emmc_write_error_info_func_no(EMMC_FUNCNO_HIGH_SPEED);
+ if (emmc_clock_ctrl(FALSE) != EMMC_SUCCESS) {
+ /* nothing to do. */
+ }
+ return result;
+ }
+
+ /* Changing the data bus width */
+ result = emmc_bus_width(8);
+ if (result != EMMC_SUCCESS) {
+ emmc_write_error_info_func_no(EMMC_FUNCNO_BUS_WIDTH);
+ if (emmc_clock_ctrl(FALSE) != EMMC_SUCCESS) {
+ /* nothing to do. */
+ }
+ return result;
+ }
+
+ /* mount complete */
+ mmc_drv_obj.mount = TRUE;
+
+ return EMMC_SUCCESS;
+}
--- /dev/null
+/*
+ * Copyright (c) 2015-2020, Renesas Electronics Corporation. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <arch_helpers.h>
+
+#include "emmc_config.h"
+#include "emmc_def.h"
+#include "emmc_hal.h"
+#include "emmc_registers.h"
+#include "emmc_std.h"
+
+#define MIN_EMMC(a, b) (((a) < (b)) ? (a) : (b))
+#define EMMC_RW_SECTOR_COUNT_MAX 0x0000ffffU
+
+static EMMC_ERROR_CODE emmc_multiple_block_read(uint32_t *buff_address_virtual,
+ uint32_t sector_number, uint32_t count,
+ HAL_MEMCARD_DATA_TRANSFER_MODE transfer_mode)
+{
+ EMMC_ERROR_CODE result;
+
+ /* parameter check */
+ if ((count > EMMC_RW_SECTOR_COUNT_MAX)
+ || (count == 0)
+ || ((transfer_mode != HAL_MEMCARD_DMA)
+ && (transfer_mode != HAL_MEMCARD_NOT_DMA))
+ ) {
+ emmc_write_error_info(EMMC_FUNCNO_READ_SECTOR, EMMC_ERR_PARAM);
+ return EMMC_ERR_PARAM;
+ }
+
+ /* CMD23 */
+ emmc_make_nontrans_cmd(CMD23_SET_BLOCK_COUNT, count);
+ result = emmc_exec_cmd(EMMC_R1_ERROR_MASK, mmc_drv_obj.response);
+ if (result != EMMC_SUCCESS) {
+ return result;
+ }
+ SETR_32(SD_SECCNT, count);
+ SETR_32(SD_STOP, 0x00000100);
+ /* SD_BUF Read/Write DMA Transfer enable */
+ SETR_32(CC_EXT_MODE, (CC_EXT_MODE_CLEAR | CC_EXT_MODE_DMASDRW_ENABLE));
+
+ /* CMD18 */
+ emmc_make_trans_cmd(CMD18_READ_MULTIPLE_BLOCK, sector_number,
+ buff_address_virtual,
+ count << EMMC_SECTOR_SIZE_SHIFT, HAL_MEMCARD_READ,
+ transfer_mode);
+ result = emmc_exec_cmd(EMMC_R1_ERROR_MASK, mmc_drv_obj.response);
+ if (result != EMMC_SUCCESS) {
+ return result; /* CMD18 error code */
+ }
+
+ /* CMD13 */
+ emmc_make_nontrans_cmd(CMD13_SEND_STATUS, EMMC_RCA << 16);
+ result = emmc_exec_cmd(EMMC_R1_ERROR_MASK, mmc_drv_obj.response);
+ if (result != EMMC_SUCCESS) {
+ return result;
+ }
+#if RCAR_BL2_DCACHE == 1
+ if (transfer_mode == HAL_MEMCARD_NOT_DMA) {
+ flush_dcache_range((uint64_t) buff_address_virtual,
+ ((size_t) count << EMMC_SECTOR_SIZE_SHIFT));
+ }
+#endif /* RCAR_BL2_DCACHE == 1 */
+
+ /* ready status check */
+ if ((mmc_drv_obj.r1_card_status & EMMC_R1_READY) == 0) {
+ emmc_write_error_info(EMMC_FUNCNO_READ_SECTOR,
+ EMMC_ERR_CARD_BUSY);
+ return EMMC_ERR_CARD_BUSY;
+ }
+
+ /* state check */
+ if (mmc_drv_obj.current_state != EMMC_R1_STATE_TRAN) {
+ emmc_write_error_info(EMMC_FUNCNO_READ_SECTOR,
+ EMMC_ERR_CARD_STATE);
+ return EMMC_ERR_CARD_STATE;
+ }
+
+ return EMMC_SUCCESS;
+}
+
+EMMC_ERROR_CODE emmc_read_sector(uint32_t *buff_address_virtual,
+ uint32_t sector_number,
+ uint32_t count, uint32_t feature_flags)
+{
+ uint32_t trans_count;
+ uint32_t remain;
+ EMMC_ERROR_CODE result;
+ HAL_MEMCARD_DATA_TRANSFER_MODE transfer_mode;
+
+ /* parameter check */
+ if (count == 0) {
+ emmc_write_error_info(EMMC_FUNCNO_READ_SECTOR, EMMC_ERR_PARAM);
+ return EMMC_ERR_PARAM;
+ }
+
+ /* state check */
+ if (mmc_drv_obj.mount != TRUE) {
+ emmc_write_error_info(EMMC_FUNCNO_READ_SECTOR, EMMC_ERR_STATE);
+ return EMMC_ERR_STATE;
+ }
+
+ /* DMA? */
+ if ((feature_flags & LOADIMAGE_FLAGS_DMA_ENABLE) != 0) {
+ transfer_mode = HAL_MEMCARD_DMA;
+ } else {
+ transfer_mode = HAL_MEMCARD_NOT_DMA;
+ }
+
+ remain = count;
+ while (remain != 0) {
+ trans_count = MIN_EMMC(remain, EMMC_RW_SECTOR_COUNT_MAX);
+ result =
+ emmc_multiple_block_read(buff_address_virtual,
+ sector_number, trans_count,
+ transfer_mode);
+ if (result != EMMC_SUCCESS) {
+ return result;
+ }
+
+ buff_address_virtual += (EMMC_BLOCK_LENGTH_DW * trans_count);
+ sector_number += trans_count;
+ remain -= trans_count;
+ }
+
+ return EMMC_SUCCESS;
+}
--- /dev/null
+/*
+ * Copyright (c) 2015-2020, Renesas Electronics Corporation. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef EMMC_REGISTERS_H
+#define EMMC_REGISTERS_H
+
+/* MMC channel select */
+#define MMC_CH0 (0U) /* SDHI2/MMC0 */
+#define MMC_CH1 (1U) /* SDHI3/MMC1 */
+
+#if RCAR_LSI == RCAR_E3
+#define USE_MMC_CH (MMC_CH1) /* R-Car E3 */
+#else /* RCAR_LSI == RCAR_E3 */
+#define USE_MMC_CH (MMC_CH0) /* R-Car H3/M3/M3N */
+#endif /* RCAR_LSI == RCAR_E3 */
+
+#define BIT0 (0x00000001U)
+#define BIT1 (0x00000002U)
+#define BIT2 (0x00000004U)
+#define BIT3 (0x00000008U)
+#define BIT4 (0x00000010U)
+#define BIT5 (0x00000020U)
+#define BIT6 (0x00000040U)
+#define BIT7 (0x00000080U)
+#define BIT8 (0x00000100U)
+#define BIT9 (0x00000200U)
+#define BIT10 (0x00000400U)
+#define BIT11 (0x00000800U)
+#define BIT12 (0x00001000U)
+#define BIT13 (0x00002000U)
+#define BIT14 (0x00004000U)
+#define BIT15 (0x00008000U)
+#define BIT16 (0x00010000U)
+#define BIT17 (0x00020000U)
+#define BIT18 (0x00040000U)
+#define BIT19 (0x00080000U)
+#define BIT20 (0x00100000U)
+#define BIT21 (0x00200000U)
+#define BIT22 (0x00400000U)
+#define BIT23 (0x00800000U)
+#define BIT24 (0x01000000U)
+#define BIT25 (0x02000000U)
+#define BIT26 (0x04000000U)
+#define BIT27 (0x08000000U)
+#define BIT28 (0x10000000U)
+#define BIT29 (0x20000000U)
+#define BIT30 (0x40000000U)
+#define BIT31 (0x80000000U)
+
+/* Clock Pulse Generator (CPG) registers */
+#define CPG_BASE (0xE6150000U)
+/* Module stop status register 3 */
+#define CPG_MSTPSR3 (CPG_BASE + 0x0048U)
+/* System module stop control register 3 */
+#define CPG_SMSTPCR3 (CPG_BASE + 0x013CU)
+/* SDHI2 clock frequency control register */
+#define CPG_SD2CKCR (CPG_BASE + 0x0268U)
+/* SDHI3 clock frequency control register */
+#define CPG_SD3CKCR (CPG_BASE + 0x026CU)
+/* CPG Write Protect Register */
+#define CPG_CPGWPR (CPG_BASE + 0x0900U)
+
+#if USE_MMC_CH == MMC_CH0
+#define CPG_SDxCKCR (CPG_SD2CKCR) /* SDHI2/MMC0 */
+#else /* USE_MMC_CH == MMC_CH0 */
+#define CPG_SDxCKCR (CPG_SD3CKCR) /* SDHI3/MMC1 */
+#endif /* USE_MMC_CH == MMC_CH0 */
+
+/* Boot Status register */
+#define MFISBTSTSR (0xE6260604U)
+
+#define MFISBTSTSR_BOOT_PARTITION (0x00000010U)
+
+/* eMMC registers */
+#define MMC0_SD_BASE (0xEE140000U)
+#define MMC1_SD_BASE (0xEE160000U)
+
+#if USE_MMC_CH == MMC_CH0
+#define MMC_SD_BASE (MMC0_SD_BASE)
+#else /* USE_MMC_CH == MMC_CH0 */
+#define MMC_SD_BASE (MMC1_SD_BASE)
+#endif /* USE_MMC_CH == MMC_CH0 */
+
+#define SD_CMD (MMC_SD_BASE + 0x0000U)
+#define SD_PORTSEL (MMC_SD_BASE + 0x0008U)
+#define SD_ARG (MMC_SD_BASE + 0x0010U)
+#define SD_ARG1 (MMC_SD_BASE + 0x0018U)
+#define SD_STOP (MMC_SD_BASE + 0x0020U)
+#define SD_SECCNT (MMC_SD_BASE + 0x0028U)
+#define SD_RSP10 (MMC_SD_BASE + 0x0030U)
+#define SD_RSP1 (MMC_SD_BASE + 0x0038U)
+#define SD_RSP32 (MMC_SD_BASE + 0x0040U)
+#define SD_RSP3 (MMC_SD_BASE + 0x0048U)
+#define SD_RSP54 (MMC_SD_BASE + 0x0050U)
+#define SD_RSP5 (MMC_SD_BASE + 0x0058U)
+#define SD_RSP76 (MMC_SD_BASE + 0x0060U)
+#define SD_RSP7 (MMC_SD_BASE + 0x0068U)
+#define SD_INFO1 (MMC_SD_BASE + 0x0070U)
+#define SD_INFO2 (MMC_SD_BASE + 0x0078U)
+#define SD_INFO1_MASK (MMC_SD_BASE + 0x0080U)
+#define SD_INFO2_MASK (MMC_SD_BASE + 0x0088U)
+#define SD_CLK_CTRL (MMC_SD_BASE + 0x0090U)
+#define SD_SIZE (MMC_SD_BASE + 0x0098U)
+#define SD_OPTION (MMC_SD_BASE + 0x00A0U)
+#define SD_ERR_STS1 (MMC_SD_BASE + 0x00B0U)
+#define SD_ERR_STS2 (MMC_SD_BASE + 0x00B8U)
+#define SD_BUF0 (MMC_SD_BASE + 0x00C0U)
+#define SDIO_MODE (MMC_SD_BASE + 0x00D0U)
+#define SDIO_INFO1 (MMC_SD_BASE + 0x00D8U)
+#define SDIO_INFO1_MASK (MMC_SD_BASE + 0x00E0U)
+#define CC_EXT_MODE (MMC_SD_BASE + 0x0360U)
+#define SOFT_RST (MMC_SD_BASE + 0x0380U)
+#define VERSION (MMC_SD_BASE + 0x0388U)
+#define HOST_MODE (MMC_SD_BASE + 0x0390U)
+#define DM_CM_DTRAN_MODE (MMC_SD_BASE + 0x0820U)
+#define DM_CM_DTRAN_CTRL (MMC_SD_BASE + 0x0828U)
+#define DM_CM_RST (MMC_SD_BASE + 0x0830U)
+#define DM_CM_INFO1 (MMC_SD_BASE + 0x0840U)
+#define DM_CM_INFO1_MASK (MMC_SD_BASE + 0x0848U)
+#define DM_CM_INFO2 (MMC_SD_BASE + 0x0850U)
+#define DM_CM_INFO2_MASK (MMC_SD_BASE + 0x0858U)
+#define DM_DTRAN_ADDR (MMC_SD_BASE + 0x0880U)
+
+/* SD_INFO1 Registers */
+#define SD_INFO1_HPIRES 0x00010000UL /* Response Reception Completion */
+#define SD_INFO1_INFO10 0x00000400UL /* Indicates the SDDAT3 state */
+#define SD_INFO1_INFO9 0x00000200UL /* SDDAT3 Card Insertion */
+#define SD_INFO1_INFO8 0x00000100UL /* SDDAT3 Card Removal */
+#define SD_INFO1_INFO7 0x00000080UL /* Write Protect */
+#define SD_INFO1_INFO5 0x00000020UL /* Indicates the ISDCD state */
+#define SD_INFO1_INFO4 0x00000010UL /* ISDCD Card Insertion */
+#define SD_INFO1_INFO3 0x00000008UL /* ISDCD Card Removal */
+#define SD_INFO1_INFO2 0x00000004UL /* Access end */
+#define SD_INFO1_INFO0 0x00000001UL /* Response end */
+
+/* SD_INFO2 Registers */
+#define SD_INFO2_ILA 0x00008000UL /* Illegal Access Error */
+#define SD_INFO2_CBSY 0x00004000UL /* Command Type Register Busy */
+#define SD_INFO2_SCLKDIVEN 0x00002000UL
+#define SD_INFO2_BWE 0x00000200UL /* SD_BUF Write Enable */
+#define SD_INFO2_BRE 0x00000100UL /* SD_BUF Read Enable */
+#define SD_INFO2_DAT0 0x00000080UL /* SDDAT0 */
+#define SD_INFO2_ERR6 0x00000040UL /* Response Timeout */
+#define SD_INFO2_ERR5 0x00000020UL /* SD_BUF Illegal Read Access */
+#define SD_INFO2_ERR4 0x00000010UL /* SD_BUF Illegal Write Access */
+#define SD_INFO2_ERR3 0x00000008UL /* Data Timeout */
+#define SD_INFO2_ERR2 0x00000004UL /* END Error */
+#define SD_INFO2_ERR1 0x00000002UL /* CRC Error */
+#define SD_INFO2_ERR0 0x00000001UL /* CMD Error */
+#define SD_INFO2_ALL_ERR 0x0000807FUL
+#define SD_INFO2_CLEAR 0x00000800UL /* BIT11 write value should always be 1. HWM_0003 */
+
+/* SOFT_RST */
+#define SOFT_RST_SDRST 0x00000001UL
+
+/* SD_CLK_CTRL */
+#define SD_CLK_CTRL_SDCLKOFFEN 0x00000200UL
+#define SD_CLK_CTRL_SCLKEN 0x00000100UL
+#define SD_CLK_CTRL_CLKDIV_MASK 0x000000FFUL
+#define SD_CLOCK_ENABLE 0x00000100UL
+#define SD_CLOCK_DISABLE 0x00000000UL
+#define SD_CLK_WRITE_MASK 0x000003FFUL
+#define SD_CLK_CLKDIV_CLEAR_MASK 0xFFFFFF0FUL
+
+/* SD_OPTION */
+#define SD_OPTION_TIMEOUT_CNT_MASK 0x000000F0UL
+
+/*
+ * MMC Clock Frequency
+ * 200MHz * 1/x = output clock
+ */
+#define MMC_CLK_OFF 0UL /* Clock output is disabled */
+#define MMC_400KHZ 512UL /* 200MHz * 1/512 = 390 KHz */
+#define MMC_20MHZ 16UL /* 200MHz * 1/16 = 12.5 MHz Normal speed mode */
+#define MMC_26MHZ 8UL /* 200MHz * 1/8 = 25 MHz HS mode 26Mhz */
+#define MMC_52MHZ 4UL /* 200MHz * 1/4 = 50 MHz HS mode 52Mhz */
+#define MMC_100MHZ 2UL /* 200MHz * 1/2 = 100 MHz */
+#define MMC_200MHZ 1UL /* 200MHz * 1/1 = 200 MHz */
+
+#define MMC_FREQ_52MHZ 52000000UL
+#define MMC_FREQ_26MHZ 26000000UL
+#define MMC_FREQ_20MHZ 20000000UL
+
+/* MMC Clock DIV */
+#define MMC_SD_CLK_START 0x00000100UL /* CLOCK On */
+#define MMC_SD_CLK_STOP (~0x00000100UL) /* CLOCK stop */
+#define MMC_SD_CLK_DIV1 0x000000FFUL /* 1/1 */
+#define MMC_SD_CLK_DIV2 0x00000000UL /* 1/2 */
+#define MMC_SD_CLK_DIV4 0x00000001UL /* 1/4 */
+#define MMC_SD_CLK_DIV8 0x00000002UL /* 1/8 */
+#define MMC_SD_CLK_DIV16 0x00000004UL /* 1/16 */
+#define MMC_SD_CLK_DIV32 0x00000008UL /* 1/32 */
+#define MMC_SD_CLK_DIV64 0x00000010UL /* 1/64 */
+#define MMC_SD_CLK_DIV128 0x00000020UL /* 1/128 */
+#define MMC_SD_CLK_DIV256 0x00000040UL /* 1/256 */
+#define MMC_SD_CLK_DIV512 0x00000080UL /* 1/512 */
+
+/* DM_CM_DTRAN_MODE */
+#define DM_CM_DTRAN_MODE_CH0 0x00000000UL /* CH0(downstream) */
+#define DM_CM_DTRAN_MODE_CH1 0x00010000UL /* CH1(upstream) */
+#define DM_CM_DTRAN_MODE_BIT_WIDTH 0x00000030UL
+
+/* CC_EXT_MODE */
+#define CC_EXT_MODE_DMASDRW_ENABLE 0x00000002UL /* SD_BUF Read/Write DMA Transfer */
+#define CC_EXT_MODE_CLEAR 0x00001010UL /* BIT 12 & 4 always 1. */
+
+/* DM_CM_INFO_MASK */
+#define DM_CM_INFO_MASK_CLEAR 0xFFFCFFFEUL
+#define DM_CM_INFO_CH0_ENABLE 0x00010001UL
+#define DM_CM_INFO_CH1_ENABLE 0x00020001UL
+
+/* DM_DTRAN_ADDR */
+#define DM_DTRAN_ADDR_WRITE_MASK 0xFFFFFFF8UL
+
+/* DM_CM_DTRAN_CTRL */
+#define DM_CM_DTRAN_CTRL_START 0x00000001UL
+
+/* SYSC Registers */
+#if USE_MMC_CH == MMC_CH0
+#define CPG_MSTP_MMC (BIT12) /* SDHI2/MMC0 */
+#else /* USE_MMC_CH == MMC_CH0 */
+#define CPG_MSTP_MMC (BIT11) /* SDHI3/MMC1 */
+#endif /* USE_MMC_CH == MMC_CH0 */
+
+#endif /* EMMC_REGISTERS_H */
--- /dev/null
+/*
+ * Copyright (c) 2015-2020, Renesas Electronics Corporation. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef EMMC_STD_H
+#define EMMC_STD_H
+
+#include "emmc_hal.h"
+
+#ifndef FALSE
+#define FALSE 0U
+#endif
+#ifndef TRUE
+#define TRUE 1U
+#endif
+
+/* 64bit registers */
+#define SETR_64(r, v) (*(volatile uint64_t *)(r) = (v))
+#define GETR_64(r) (*(volatile uint64_t *)(r))
+
+/* 32bit registers */
+#define SETR_32(r, v) (*(volatile uint32_t *)(r) = (v))
+#define GETR_32(r) (*(volatile uint32_t *)(r))
+
+/* 16bit registers */
+#define SETR_16(r, v) (*(volatile uint16_t *)(r) = (v))
+#define GETR_16(r) (*(volatile uint16_t *)(r))
+
+/* 8bit registers */
+#define SETR_8(r, v) (*(volatile uint8_t *)(r) = (v))
+#define GETR_8(r) (*(volatile uint8_t *)(r))
+
+/* CSD register Macros */
+#define EMMC_GET_CID(x, y) (emmc_bit_field(mmc_drv_obj.cid_data, (x), (y)))
+
+#define EMMC_CID_MID() (EMMC_GET_CID(127, 120))
+#define EMMC_CID_CBX() (EMMC_GET_CID(113, 112))
+#define EMMC_CID_OID() (EMMC_GET_CID(111, 104))
+#define EMMC_CID_PNM1() (EMMC_GET_CID(103, 88))
+#define EMMC_CID_PNM2() (EMMC_GET_CID(87, 56))
+#define EMMC_CID_PRV() (EMMC_GET_CID(55, 48))
+#define EMMC_CID_PSN() (EMMC_GET_CID(47, 16))
+#define EMMC_CID_MDT() (EMMC_GET_CID(15, 8))
+#define EMMC_CID_CRC() (EMMC_GET_CID(7, 1))
+
+/* CSD register Macros */
+#define EMMC_GET_CSD(x, y) (emmc_bit_field(mmc_drv_obj.csd_data, (x), (y)))
+
+#define EMMC_CSD_CSD_STRUCTURE() (EMMC_GET_CSD(127, 126))
+#define EMMC_CSD_SPEC_VARS() (EMMC_GET_CSD(125, 122))
+#define EMMC_CSD_TAAC() (EMMC_GET_CSD(119, 112))
+#define EMMC_CSD_NSAC() (EMMC_GET_CSD(111, 104))
+#define EMMC_CSD_TRAN_SPEED() (EMMC_GET_CSD(103, 96))
+#define EMMC_CSD_CCC() (EMMC_GET_CSD(95, 84))
+#define EMMC_CSD_READ_BL_LEN() (EMMC_GET_CSD(83, 80))
+#define EMMC_CSD_READ_BL_PARTIAL() (EMMC_GET_CSD(79, 79))
+#define EMMC_CSD_WRITE_BLK_MISALIGN() (EMMC_GET_CSD(78, 78))
+#define EMMC_CSD_READ_BLK_MISALIGN() (EMMC_GET_CSD(77, 77))
+#define EMMC_CSD_DSR_IMP() (EMMC_GET_CSD(76, 76))
+#define EMMC_CSD_C_SIZE() (EMMC_GET_CSD(73, 62))
+#define EMMC_CSD_VDD_R_CURR_MIN() (EMMC_GET_CSD(61, 59))
+#define EMMC_CSD_VDD_R_CURR_MAX() (EMMC_GET_CSD(58, 56))
+#define EMMC_CSD_VDD_W_CURR_MIN() (EMMC_GET_CSD(55, 53))
+#define EMMC_CSD_VDD_W_CURR_MAX() (EMMC_GET_CSD(52, 50))
+#define EMMC_CSD_C_SIZE_MULT() (EMMC_GET_CSD(49, 47))
+#define EMMC_CSD_ERASE_GRP_SIZE() (EMMC_GET_CSD(46, 42))
+#define EMMC_CSD_ERASE_GRP_MULT() (EMMC_GET_CSD(41, 37))
+#define EMMC_CSD_WP_GRP_SIZE() (EMMC_GET_CSD(36, 32))
+#define EMMC_CSD_WP_GRP_ENABLE() (EMMC_GET_CSD(31, 31))
+#define EMMC_CSD_DEFALT_ECC() (EMMC_GET_CSD(30, 29))
+#define EMMC_CSD_R2W_FACTOR() (EMMC_GET_CSD(28, 26))
+#define EMMC_CSD_WRITE_BL_LEN() (EMMC_GET_CSD(25, 22))
+#define EMMC_CSD_WRITE_BL_PARTIAL() (EMMC_GET_CSD(21, 21))
+#define EMMC_CSD_CONTENT_PROT_APP() (EMMC_GET_CSD(16, 16))
+#define EMMC_CSD_FILE_FORMAT_GRP() (EMMC_GET_CSD(15, 15))
+#define EMMC_CSD_COPY() (EMMC_GET_CSD(14, 14))
+#define EMMC_CSD_PERM_WRITE_PROTECT() (EMMC_GET_CSD(13, 13))
+#define EMMC_CSD_TMP_WRITE_PROTECT() (EMMC_GET_CSD(12, 12))
+#define EMMC_CSD_FILE_FORMAT() (EMMC_GET_CSD(11, 10))
+#define EMMC_CSD_ECC() (EMMC_GET_CSD(9, 8))
+#define EMMC_CSD_CRC() (EMMC_GET_CSD(7, 1))
+
+/* sector access */
+#define EMMC_4B_BOUNDARY_CHECK_MASK 0x00000003
+#define EMMC_SECTOR_SIZE_SHIFT 9U /* 512 = 2^9 */
+#define EMMC_SECTOR_SIZE 512
+#define EMMC_BLOCK_LENGTH 512
+#define EMMC_BLOCK_LENGTH_DW 128
+#define EMMC_BUF_SIZE_SHIFT 3U /* 8byte = 2^3 */
+
+/* eMMC specification clock */
+#define EMMC_CLOCK_SPEC_400K 400000UL /* initialize clock 400KHz */
+#define EMMC_CLOCK_SPEC_20M 20000000UL /* normal speed 20MHz */
+#define EMMC_CLOCK_SPEC_26M 26000000UL /* high speed 26MHz */
+#define EMMC_CLOCK_SPEC_52M 52000000UL /* high speed 52MHz */
+#define EMMC_CLOCK_SPEC_100M 100000000UL /* high speed 100MHz */
+
+/* EMMC driver error code. (extended HAL_MEMCARD_RETURN) */
+typedef enum {
+ EMMC_ERR = 0, /* unknown error */
+ EMMC_SUCCESS, /* OK */
+ EMMC_ERR_FROM_DMAC, /* DMAC allocation error */
+ EMMC_ERR_FROM_DMAC_TRANSFER, /* DMAC transfer error */
+ EMMC_ERR_CARD_STATUS_BIT, /* card status error */
+ EMMC_ERR_CMD_TIMEOUT, /* command timeout error */
+ EMMC_ERR_DATA_TIMEOUT, /* data timeout error */
+ EMMC_ERR_CMD_CRC, /* command CRC error */
+ EMMC_ERR_DATA_CRC, /* data CRC error */
+ EMMC_ERR_PARAM, /* parameter error */
+ EMMC_ERR_RESPONSE, /* response error */
+ EMMC_ERR_RESPONSE_BUSY, /* response busy error */
+ EMMC_ERR_TRANSFER, /* data transfer error */
+ EMMC_ERR_READ_SECTOR, /* read sector error */
+ EMMC_ERR_WRITE_SECTOR, /* write sector error */
+ EMMC_ERR_STATE, /* state error */
+ EMMC_ERR_TIMEOUT, /* timeout error */
+ EMMC_ERR_ILLEGAL_CARD, /* illegal card */
+ EMMC_ERR_CARD_BUSY, /* Busy state */
+ EMMC_ERR_CARD_STATE, /* card state error */
+ EMMC_ERR_SET_TRACE, /* trace information error */
+ EMMC_ERR_FROM_TIMER, /* Timer error */
+ EMMC_ERR_FORCE_TERMINATE, /* Force terminate */
+ EMMC_ERR_CARD_POWER, /* card power fail */
+ EMMC_ERR_ERASE_SECTOR, /* erase sector error */
+ EMMC_ERR_INFO2 /* exec cmd error info2 */
+} EMMC_ERROR_CODE;
+
+/* Function number */
+#define EMMC_FUNCNO_NONE 0U
+#define EMMC_FUNCNO_DRIVER_INIT 1U
+#define EMMC_FUNCNO_CARD_POWER_ON 2U
+#define EMMC_FUNCNO_MOUNT 3U
+#define EMMC_FUNCNO_CARD_INIT 4U
+#define EMMC_FUNCNO_HIGH_SPEED 5U
+#define EMMC_FUNCNO_BUS_WIDTH 6U
+#define EMMC_FUNCNO_MULTI_BOOT_SELECT_PARTITION 7U
+#define EMMC_FUNCNO_MULTI_BOOT_READ_SECTOR 8U
+#define EMMC_FUNCNO_TRANS_DATA_READ_SECTOR 9U
+#define EMMC_FUNCNO_UBOOT_IMAGE_SELECT_PARTITION 10U
+#define EMMC_FUNCNO_UBOOT_IMAGE_READ_SECTOR 11U
+#define EMMC_FUNCNO_SET_CLOCK 12U
+#define EMMC_FUNCNO_EXEC_CMD 13U
+#define EMMC_FUNCNO_READ_SECTOR 14U
+#define EMMC_FUNCNO_WRITE_SECTOR 15U
+#define EMMC_FUNCNO_ERASE_SECTOR 16U
+#define EMMC_FUNCNO_GET_PERTITION_ACCESS 17U
+/*
+ * Response
+ * R1
+ * Type 'E' bit and bit14(must be 0). ignore bit22
+ */
+#define EMMC_R1_ERROR_MASK 0xFDBFE080U
+/* Ignore bit23 (Not check CRC error) */
+#define EMMC_R1_ERROR_MASK_WITHOUT_CRC (0xFD3FE080U)
+#define EMMC_R1_STATE_MASK 0x00001E00U /* [12:9] */
+#define EMMC_R1_READY 0x00000100U /* bit8 */
+#define EMMC_R1_STATE_SHIFT 9
+
+/* R4 */
+#define EMMC_R4_RCA_MASK 0xFFFF0000UL
+#define EMMC_R4_STATUS 0x00008000UL
+
+/* CSD */
+#define EMMC_TRANSPEED_FREQ_UNIT_MASK 0x07 /* bit[2:0] */
+#define EMMC_TRANSPEED_FREQ_UNIT_SHIFT 0
+#define EMMC_TRANSPEED_MULT_MASK 0x78 /* bit[6:3] */
+#define EMMC_TRANSPEED_MULT_SHIFT 3
+
+/* OCR */
+#define EMMC_HOST_OCR_VALUE 0x40FF8080
+#define EMMC_OCR_STATUS_BIT 0x80000000L /* Card power up status bit */
+#define EMMC_OCR_ACCESS_MODE_MASK 0x60000000L /* bit[30:29] */
+#define EMMC_OCR_ACCESS_MODE_SECT 0x40000000L
+#define EMMC_OCR_ACCESS_MODE_BYTE 0x00000000L
+
+/* EXT_CSD */
+#define EMMC_EXT_CSD_S_CMD_SET 504
+#define EMMC_EXT_CSD_INI_TIMEOUT_AP 241
+#define EMMC_EXT_CSD_PWR_CL_DDR_52_360 239
+#define EMMC_EXT_CSD_PWR_CL_DDR_52_195 238
+#define EMMC_EXT_CSD_MIN_PERF_DDR_W_8_52 235
+#define EMMC_EXT_CSD_MIN_PERF_DDR_R_8_52 234
+#define EMMC_EXT_CSD_TRIM_MULT 232
+#define EMMC_EXT_CSD_SEC_FEATURE_SUPPORT 231
+#define EMMC_EXT_CSD_SEC_ERASE_MULT 229
+#define EMMC_EXT_CSD_BOOT_INFO 228
+#define EMMC_EXT_CSD_BOOT_SIZE_MULTI 226
+#define EMMC_EXT_CSD_ACC_SIZE 225
+#define EMMC_EXT_CSD_HC_ERASE_GRP_SIZE 224
+#define EMMC_EXT_CSD_ERASE_TIMEOUT_MULT 223
+#define EMMC_EXT_CSD_PEL_WR_SEC_C 222
+#define EMMC_EXT_CSD_HC_WP_GRP_SIZE 221
+#define EMMC_EXT_CSD_S_C_VCC 220
+#define EMMC_EXT_CSD_S_C_VCCQ 219
+#define EMMC_EXT_CSD_S_A_TIMEOUT 217
+#define EMMC_EXT_CSD_SEC_COUNT 215
+#define EMMC_EXT_CSD_MIN_PERF_W_8_52 210
+#define EMMC_EXT_CSD_MIN_PERF_R_8_52 209
+#define EMMC_EXT_CSD_MIN_PERF_W_8_26_4_52 208
+#define EMMC_EXT_CSD_MIN_PERF_R_8_26_4_52 207
+#define EMMC_EXT_CSD_MIN_PERF_W_4_26 206
+#define EMMC_EXT_CSD_MIN_PERF_R_4_26 205
+#define EMMC_EXT_CSD_PWR_CL_26_360 203
+#define EMMC_EXT_CSD_PWR_CL_52_360 202
+#define EMMC_EXT_CSD_PWR_CL_26_195 201
+#define EMMC_EXT_CSD_PWR_CL_52_195 200
+#define EMMC_EXT_CSD_CARD_TYPE 196
+#define EMMC_EXT_CSD_CSD_STRUCTURE 194
+#define EMMC_EXT_CSD_EXT_CSD_REV 192
+#define EMMC_EXT_CSD_CMD_SET 191
+#define EMMC_EXT_CSD_CMD_SET_REV 189
+#define EMMC_EXT_CSD_POWER_CLASS 187
+#define EMMC_EXT_CSD_HS_TIMING 185
+#define EMMC_EXT_CSD_BUS_WIDTH 183
+#define EMMC_EXT_CSD_ERASED_MEM_CONT 181
+#define EMMC_EXT_CSD_PARTITION_CONFIG 179
+#define EMMC_EXT_CSD_BOOT_CONFIG_PROT 178
+#define EMMC_EXT_CSD_BOOT_BUS_WIDTH 177
+#define EMMC_EXT_CSD_ERASE_GROUP_DEF 175
+#define EMMC_EXT_CSD_BOOT_WP 173
+#define EMMC_EXT_CSD_USER_WP 171
+#define EMMC_EXT_CSD_FW_CONFIG 169
+#define EMMC_EXT_CSD_RPMB_SIZE_MULT 168
+#define EMMC_EXT_CSD_RST_n_FUNCTION 162
+#define EMMC_EXT_CSD_PARTITIONING_SUPPORT 160
+#define EMMC_EXT_CSD_MAX_ENH_SIZE_MULT 159
+#define EMMC_EXT_CSD_PARTITIONS_ATTRIBUTE 156
+#define EMMC_EXT_CSD_PARTITION_SETTING_COMPLETED 155
+#define EMMC_EXT_CSD_GP_SIZE_MULT 154
+#define EMMC_EXT_CSD_ENH_SIZE_MULT 142
+#define EMMC_EXT_CSD_ENH_START_ADDR 139
+#define EMMC_EXT_CSD_SEC_BAD_BLK_MGMNT 134
+
+#define EMMC_EXT_CSD_CARD_TYPE_26MHZ 0x01
+#define EMMC_EXT_CSD_CARD_TYPE_52MHZ 0x02
+#define EMMC_EXT_CSD_CARD_TYPE_DDR_52MHZ_12V 0x04
+#define EMMC_EXT_CSD_CARD_TYPE_DDR_52MHZ_18V 0x08
+#define EMMC_EXT_CSD_CARD_TYPE_52MHZ_MASK 0x0e
+
+/* SWITCH (CMD6) argument */
+#define EXTCSD_ACCESS_BYTE (BIT25 | BIT24)
+#define EXTCSD_SET_BITS BIT24
+
+#define HS_TIMING_ADD (185 << 16) /* H'b9 */
+#define HS_TIMING_1 (1 << 8)
+#define HS_TIMING_HS200 (2 << 8)
+#define HS_TIMING_HS400 (3 << 8)
+
+#define BUS_WIDTH_ADD (183 << 16) /* H'b7 */
+#define BUS_WIDTH_1 (0 << 8)
+#define BUS_WIDTH_4 (1 << 8)
+#define BUS_WIDTH_8 (2 << 8)
+#define BUS_WIDTH_4DDR (5 << 8)
+#define BUS_WIDTH_8DDR (6 << 8)
+
+#define EMMC_SWITCH_HS_TIMING (EXTCSD_ACCESS_BYTE | HS_TIMING_ADD |\
+ HS_TIMING_1) /* H'03b90100 */
+#define EMMC_SWITCH_HS_TIMING_OFF (EXTCSD_ACCESS_BYTE |\
+ HS_TIMING_ADD) /* H'03b90000 */
+
+#define EMMC_SWITCH_BUS_WIDTH_1 (EXTCSD_ACCESS_BYTE | BUS_WIDTH_ADD |\
+ BUS_WIDTH_1) /* H'03b70000 */
+#define EMMC_SWITCH_BUS_WIDTH_4 (EXTCSD_ACCESS_BYTE | BUS_WIDTH_ADD |\
+ BUS_WIDTH_4) /* H'03b70100 */
+#define EMMC_SWITCH_BUS_WIDTH_8 (EXTCSD_ACCESS_BYTE | BUS_WIDTH_ADD |\
+ BUS_WIDTH_8) /* H'03b70200 */
+#define EMMC_SWITCH_BUS_WIDTH_4DDR (EXTCSD_ACCESS_BYTE | BUS_WIDTH_ADD |\
+ BUS_WIDTH_4DDR) /* H'03b70500 */
+#define EMMC_SWITCH_BUS_WIDTH_8DDR (EXTCSD_ACCESS_BYTE | BUS_WIDTH_ADD |\
+ BUS_WIDTH_8DDR) /* H'03b70600 */
+/* Partition config = 0x00 */
+#define EMMC_SWITCH_PARTITION_CONFIG 0x03B30000UL
+
+#define TIMING_HIGH_SPEED 1UL
+#define EMMC_BOOT_PARTITION_EN_MASK 0x38U
+#define EMMC_BOOT_PARTITION_EN_SHIFT 3U
+
+/* Bus width */
+#define EMMC_BUSWIDTH_1BIT CE_CMD_SET_DATW_1BIT
+#define EMMC_BUSWIDTH_4BIT CE_CMD_SET_DATW_4BIT
+#define EMMC_BUSWIDTH_8BIT CE_CMD_SET_DATW_8BIT
+
+/* for st_mmc_base */
+#define EMMC_MAX_RESPONSE_LENGTH 17
+#define EMMC_MAX_CID_LENGTH 16
+#define EMMC_MAX_CSD_LENGTH 16
+#define EMMC_MAX_EXT_CSD_LENGTH 512U
+#define EMMC_RES_REG_ALIGNED 4U
+#define EMMC_BUF_REG_ALIGNED 8U
+
+/* TAAC mask */
+#define TAAC_TIME_UNIT_MASK (0x07)
+#define TAAC_MULTIPLIER_FACTOR_MASK (0x0F)
+
+/* Partition id */
+typedef enum {
+ PARTITION_ID_USER = 0x0, /* User Area */
+ PARTITION_ID_BOOT_1 = 0x1, /* boot partition 1 */
+ PARTITION_ID_BOOT_2 = 0x2, /* boot partition 2 */
+ PARTITION_ID_RPMB = 0x3, /* Replay Protected Memory Block */
+ PARTITION_ID_GP_1 = 0x4, /* General Purpose partition 1 */
+ PARTITION_ID_GP_2 = 0x5, /* General Purpose partition 2 */
+ PARTITION_ID_GP_3 = 0x6, /* General Purpose partition 3 */
+ PARTITION_ID_GP_4 = 0x7, /* General Purpose partition 4 */
+ PARTITION_ID_MASK = 0x7 /* [2:0] */
+} EMMC_PARTITION_ID;
+
+/* card state in R1 response [12:9] */
+typedef enum {
+ EMMC_R1_STATE_IDLE = 0,
+ EMMC_R1_STATE_READY,
+ EMMC_R1_STATE_IDENT,
+ EMMC_R1_STATE_STBY,
+ EMMC_R1_STATE_TRAN,
+ EMMC_R1_STATE_DATA,
+ EMMC_R1_STATE_RCV,
+ EMMC_R1_STATE_PRG,
+ EMMC_R1_STATE_DIS,
+ EMMC_R1_STATE_BTST,
+ EMMC_R1_STATE_SLEP
+} EMMC_R1_STATE;
+
+typedef enum {
+ ESTATE_BEGIN = 0,
+ ESTATE_ISSUE_CMD,
+ ESTATE_NON_RESP_CMD,
+ ESTATE_RCV_RESP,
+ ESTATE_RCV_RESPONSE_BUSY,
+ ESTATE_CHECK_RESPONSE_COMPLETE,
+ ESTATE_DATA_TRANSFER,
+ ESTATE_DATA_TRANSFER_COMPLETE,
+ ESTATE_ACCESS_END,
+ ESTATE_TRANSFER_ERROR,
+ ESTATE_ERROR,
+ ESTATE_END
+} EMMC_INT_STATE;
+
+/* eMMC boot driver error information */
+typedef struct {
+ uint16_t num; /* error no */
+ uint16_t code; /* error code */
+
+ volatile uint32_t info1; /* SD_INFO1. (hw dependent) */
+ volatile uint32_t info2; /* SD_INFO2. (hw dependent) */
+ volatile uint32_t status1; /* SD_ERR_STS1. (hw dependent) */
+ volatile uint32_t status2; /* SD_ERR_STS2. (hw dependent) */
+ volatile uint32_t dm_info1; /* DM_CM_INFO1. (hw dependent) */
+ volatile uint32_t dm_info2; /* DM_CM_INFO2. (hw dependent) */
+} st_error_info;
+
+/* Command information */
+typedef struct {
+ HAL_MEMCARD_COMMAND cmd; /* Command information */
+ uint32_t arg; /* argument */
+ HAL_MEMCARD_OPERATION dir; /* direction */
+ uint32_t hw; /* SD_CMD register value. */
+} st_command_info;
+
+/* MMC driver base */
+typedef struct {
+ st_error_info error_info; /* error information */
+ st_command_info cmd_info; /* command information */
+
+ /* for data transfer */
+ uint32_t *buff_address_virtual; /* Dest or Src buff */
+ uint32_t *buff_address_physical; /* Dest or Src buff */
+ HAL_MEMCARD_DATA_WIDTH bus_width; /* bus width */
+
+ uint32_t trans_size; /* transfer size for this command */
+ uint32_t remain_size; /* remain size for this command */
+ uint32_t response_length; /* response length for this command */
+ uint32_t sector_size; /* sector_size */
+
+ /* clock */
+ uint32_t base_clock; /* MMC host controller clock */
+ /*
+ * Max freq (Card Spec)[Hz]. It changes dynamically by CSD and
+ * EXT_CSD.
+ */
+ uint32_t max_freq;
+ /* request freq [Hz] (400K, 26MHz, 52MHz, etc) */
+ uint32_t request_freq;
+ /* current MMC clock[Hz] (the closest frequency supported by HW) */
+ uint32_t current_freq;
+
+ /* state flag */
+ /* presence status of the memory card */
+ HAL_MEMCARD_PRESENCE_STATUS card_present;
+
+ uint32_t card_power_enable;
+ uint32_t clock_enable;
+ /* True : initialize complete. */
+ uint32_t initialize;
+ /* True : sector access, FALSE : byte access */
+ uint32_t access_mode;
+ /* True : mount complete. */
+ uint32_t mount;
+ /* True : selected card. */
+ uint32_t selected;
+ /* 0: DMA, 1:PIO */
+ HAL_MEMCARD_DATA_TRANSFER_MODE transfer_mode;
+
+ /* loaded ISSW image No. ISSW have copy image. */
+ uint32_t image_num;
+ /* card state */
+ EMMC_R1_STATE current_state;
+ /* True : during command processing */
+ volatile uint32_t during_cmd_processing;
+ /* True : during transfer */
+ volatile uint32_t during_transfer;
+ /* True : during transfer (DMA) */
+ volatile uint32_t during_dma_transfer;
+ /* True : occurred DMAC error */
+ volatile uint32_t dma_error_flag;
+ /* force terminate flag */
+ volatile uint32_t force_terminate;
+ /* state machine blocking flag : True or False */
+ volatile uint32_t state_machine_blocking;
+ /* True : get partition access processing */
+ volatile uint32_t get_partition_access_flag;
+
+ EMMC_PARTITION_ID boot_partition_en; /* Boot partition */
+ EMMC_PARTITION_ID partition_access; /* Current access partition */
+
+ /* timeout */
+ uint32_t hs_timing;
+
+ /* read and write data timeout */
+ uint32_t data_timeout;
+
+ /* retry */
+ uint32_t retries_after_fail;
+
+ /* interrupt */
+ volatile uint32_t int_event1; /* interrupt SD_INFO1 Event */
+ volatile uint32_t int_event2; /* interrupt SD_INFO2 Event */
+ volatile uint32_t dm_event1; /* interrupt DM_CM_INFO1 Event */
+ volatile uint32_t dm_event2; /* interrupt DM_CM_INFO2 Event */
+
+ /* response */
+ uint32_t *response; /* buffer ptr for executing command. */
+ uint32_t r1_card_status; /* R1 response data */
+ uint32_t r3_ocr; /* R3 response data */
+ uint32_t r4_resp; /* R4 response data */
+ uint32_t r5_resp; /* R5 response data */
+
+ /* True : clock mode is low. (MMC clock = Max26MHz) */
+ uint32_t low_clock_mode_enable;
+
+ uint32_t reserved2;
+ uint32_t reserved3;
+ uint32_t reserved4;
+
+ /* CSD registers (4byte align) */
+ uint8_t csd_data[EMMC_MAX_CSD_LENGTH] /* CSD */
+ __attribute__ ((aligned(EMMC_RES_REG_ALIGNED)));
+ /* CID registers (4byte align) */
+ uint8_t cid_data[EMMC_MAX_CID_LENGTH] /* CID */
+ __attribute__ ((aligned(EMMC_RES_REG_ALIGNED)));
+ /* EXT CSD registers (8byte align) */
+ uint8_t ext_csd_data[EMMC_MAX_EXT_CSD_LENGTH] /* EXT_CSD */
+ __attribute__ ((aligned(EMMC_BUF_REG_ALIGNED)));
+ /* Response registers (4byte align) */
+ uint8_t response_data[EMMC_MAX_RESPONSE_LENGTH] /* other response */
+ __attribute__ ((aligned(EMMC_RES_REG_ALIGNED)));
+} st_mmc_base;
+
+typedef int (*func) (void);
+
+uint32_t emmc_get_csd_time(void);
+
+#define MMC_DEBUG
+#endif /* EMMC_STD_H */
--- /dev/null
+/*
+ * Copyright (c) 2015-2020, Renesas Electronics Corporation. All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <common/debug.h>
+
+#include "emmc_config.h"
+#include "emmc_def.h"
+#include "emmc_hal.h"
+#include "emmc_registers.h"
+#include "emmc_std.h"
+
+static const uint32_t cmd_reg_hw[EMMC_CMD_MAX + 1] = {
+ 0x00000000, /* CMD0 */
+ 0x00000701, /* CMD1 */
+ 0x00000002, /* CMD2 */
+ 0x00000003, /* CMD3 */
+ 0x00000004, /* CMD4 */
+ 0x00000505, /* CMD5 */
+ 0x00000406, /* CMD6 */
+ 0x00000007, /* CMD7 */
+ 0x00001C08, /* CMD8 */
+ 0x00000009, /* CMD9 */
+ 0x0000000A, /* CMD10 */
+ 0x00000000, /* reserved */
+ 0x0000000C, /* CMD12 */
+ 0x0000000D, /* CMD13 */
+ 0x00001C0E, /* CMD14 */
+ 0x0000000F, /* CMD15 */
+ 0x00000010, /* CMD16 */
+ 0x00000011, /* CMD17 */
+ 0x00007C12, /* CMD18 */
+ 0x00000C13, /* CMD19 */
+ 0x00000000,
+ 0x00001C15, /* CMD21 */
+ 0x00000000,
+ 0x00000017, /* CMD23 */
+ 0x00000018, /* CMD24 */
+ 0x00006C19, /* CMD25 */
+ 0x00000C1A, /* CMD26 */
+ 0x0000001B, /* CMD27 */
+ 0x0000001C, /* CMD28 */
+ 0x0000001D, /* CMD29 */
+ 0x0000001E, /* CMD30 */
+ 0x00001C1F, /* CMD31 */
+ 0x00000000,
+ 0x00000000,
+ 0x00000000,
+ 0x00000423, /* CMD35 */
+ 0x00000424, /* CMD36 */
+ 0x00000000,
+ 0x00000026, /* CMD38 */
+ 0x00000427, /* CMD39 */
+ 0x00000428, /* CMD40(send cmd) */
+ 0x00000000,
+ 0x0000002A, /* CMD42 */
+ 0x00000000,
+ 0x00000000,
+ 0x00000000,
+ 0x00000000,
+ 0x00000000,
+ 0x00000000,
+ 0x00000C31,
+ 0x00000000,
+ 0x00000000,
+ 0x00000000,
+ 0x00007C35,
+ 0x00006C36,
+ 0x00000037, /* CMD55 */
+ 0x00000038, /* CMD56(Read) */
+ 0x00000000,
+ 0x00000000,
+ 0x00000000,
+ 0x00000000
+};
+
+uint32_t emmc_bit_field(uint8_t *data, uint32_t top, uint32_t bottom)
+{
+ uint32_t value;
+
+ uint32_t index_top = (uint32_t) (15 - (top >> 3));
+ uint32_t index_bottom = (uint32_t) (15 - (bottom >> 3));
+
+ if (index_top == index_bottom) {
+ value = data[index_top];
+ } else if ((index_top + 1) == index_bottom) {
+ value =
+ (uint32_t) ((data[index_top] << 8) | data[index_bottom]);
+ } else if ((index_top + 2) == index_bottom) {
+ value =
+ (uint32_t) ((data[index_top] << 16) |
+ (data[index_top + 1] << 8) | data[index_top +
+ 2]);
+ } else {
+ value =
+ (uint32_t) ((data[index_top] << 24) |
+ (data[index_top + 1] << 16) |
+ (data[index_top + 2] << 8) |
+ data[index_top + 3]);
+ }
+
+ value = ((value >> (bottom & 0x07)) & ((1 << (top - bottom + 1)) - 1));
+
+ return value;
+}
+
+void emmc_write_error_info(uint16_t func_no, EMMC_ERROR_CODE error_code)
+{
+
+ mmc_drv_obj.error_info.num = func_no;
+ mmc_drv_obj.error_info.code = (uint16_t) error_code;
+
+ ERROR("BL2: emmc err:func_no=0x%x code=0x%x\n", func_no, error_code);
+}
+
+void emmc_write_error_info_func_no(uint16_t func_no)
+{
+
+ mmc_drv_obj.error_info.num = func_no;
+
+ ERROR("BL2: emmc err:func_no=0x%x\n", func_no);
+}
+
+void emmc_make_nontrans_cmd(HAL_MEMCARD_COMMAND cmd, uint32_t arg)
+{
+ /* command information */
+ mmc_drv_obj.cmd_info.cmd = cmd;
+ mmc_drv_obj.cmd_info.arg = arg;
+ mmc_drv_obj.cmd_info.dir = HAL_MEMCARD_READ;
+ mmc_drv_obj.cmd_info.hw =
+ cmd_reg_hw[cmd & HAL_MEMCARD_COMMAND_INDEX_MASK];
+
+ /* clear data transfer information */
+ mmc_drv_obj.trans_size = 0;
+ mmc_drv_obj.remain_size = 0;
+ mmc_drv_obj.buff_address_virtual = NULL;
+ mmc_drv_obj.buff_address_physical = NULL;
+
+ /* response information */
+ mmc_drv_obj.response_length = 6;
+
+ switch (mmc_drv_obj.cmd_info.cmd & HAL_MEMCARD_RESPONSE_TYPE_MASK) {
+ case HAL_MEMCARD_RESPONSE_NONE:
+ mmc_drv_obj.response = (uint32_t *) mmc_drv_obj.response_data;
+ mmc_drv_obj.response_length = 0;
+ break;
+ case HAL_MEMCARD_RESPONSE_R1:
+ mmc_drv_obj.response = &mmc_drv_obj.r1_card_status;
+ break;
+ case HAL_MEMCARD_RESPONSE_R1b:
+ mmc_drv_obj.cmd_info.hw |= BIT10; /* bit10 = R1 busy bit */
+ mmc_drv_obj.response = &mmc_drv_obj.r1_card_status;
+ break;
+ case HAL_MEMCARD_RESPONSE_R2:
+ mmc_drv_obj.response = (uint32_t *) mmc_drv_obj.response_data;
+ mmc_drv_obj.response_length = 17;
+ break;
+ case HAL_MEMCARD_RESPONSE_R3:
+ mmc_drv_obj.response = &mmc_drv_obj.r3_ocr;
+ break;
+ case HAL_MEMCARD_RESPONSE_R4:
+ mmc_drv_obj.response = &mmc_drv_obj.r4_resp;
+ break;
+ case HAL_MEMCARD_RESPONSE_R5:
+ mmc_drv_obj.response = &mmc_drv_obj.r5_resp;
+ break;
+ default:
+ mmc_drv_obj.response = (uint32_t *) mmc_drv_obj.response_data;
+ break;
+ }
+}
+
+void emmc_make_trans_cmd(HAL_MEMCARD_COMMAND cmd, uint32_t arg,
+ uint32_t *buff_address_virtual,
+ uint32_t len,
+ HAL_MEMCARD_OPERATION dir,
+ HAL_MEMCARD_DATA_TRANSFER_MODE transfer_mode)
+{
+ emmc_make_nontrans_cmd(cmd, arg); /* update common information */
+
+ /* for data transfer command */
+ mmc_drv_obj.cmd_info.dir = dir;
+ mmc_drv_obj.buff_address_virtual = buff_address_virtual;
+ mmc_drv_obj.buff_address_physical = buff_address_virtual;
+ mmc_drv_obj.trans_size = len;
+ mmc_drv_obj.remain_size = len;
+ mmc_drv_obj.transfer_mode = transfer_mode;
+}
+
+EMMC_ERROR_CODE emmc_send_idle_cmd(uint32_t arg)
+{
+ EMMC_ERROR_CODE result;
+ uint32_t freq;
+
+ /* initialize state */
+ mmc_drv_obj.mount = FALSE;
+ mmc_drv_obj.selected = FALSE;
+ mmc_drv_obj.during_transfer = FALSE;
+ mmc_drv_obj.during_cmd_processing = FALSE;
+ mmc_drv_obj.during_dma_transfer = FALSE;
+ mmc_drv_obj.dma_error_flag = FALSE;
+ mmc_drv_obj.force_terminate = FALSE;
+ mmc_drv_obj.state_machine_blocking = FALSE;
+
+ mmc_drv_obj.bus_width = HAL_MEMCARD_DATA_WIDTH_1_BIT;
+ mmc_drv_obj.max_freq = MMC_20MHZ; /* 20MHz */
+ mmc_drv_obj.current_state = EMMC_R1_STATE_IDLE;
+
+ /* CMD0 (MMC clock is current frequency. if Data transfer mode, 20MHz or higher.) */
+ emmc_make_nontrans_cmd(CMD0_GO_IDLE_STATE, arg); /* CMD0 */
+ result = emmc_exec_cmd(EMMC_R1_ERROR_MASK, mmc_drv_obj.response);
+ if (result != EMMC_SUCCESS) {
+ return result;
+ }
+
+ /* change MMC clock(400KHz) */
+ freq = MMC_400KHZ;
+ result = emmc_set_request_mmc_clock(&freq);
+ if (result != EMMC_SUCCESS) {
+ return result;
+ }
+
+ return EMMC_SUCCESS;
+}
+++ /dev/null
-/*
- * Copyright (c) 2015-2020, Renesas Electronics Corporation. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#include <common/debug.h>
-
-#include "emmc_config.h"
-#include "emmc_def.h"
-#include "emmc_hal.h"
-#include "emmc_registers.h"
-#include "emmc_std.h"
-#include "micro_delay.h"
-
-static void emmc_little_to_big(uint8_t *p, uint32_t value)
-{
- if (p == NULL)
- return;
-
- p[0] = (uint8_t) (value >> 24);
- p[1] = (uint8_t) (value >> 16);
- p[2] = (uint8_t) (value >> 8);
- p[3] = (uint8_t) value;
-
-}
-
-static void emmc_softreset(void)
-{
- int32_t loop = 10000;
- int32_t retry = 1000;
-
- /* flag clear */
- mmc_drv_obj.during_cmd_processing = FALSE;
- mmc_drv_obj.during_transfer = FALSE;
- mmc_drv_obj.during_dma_transfer = FALSE;
- mmc_drv_obj.state_machine_blocking = FALSE;
- mmc_drv_obj.force_terminate = FALSE;
- mmc_drv_obj.dma_error_flag = FALSE;
-
- /* during operation ? */
- if ((GETR_32(SD_INFO2) & SD_INFO2_CBSY) == 0)
- goto reset;
-
- /* wait CMDSEQ = 0 */
- while (loop > 0) {
- if ((GETR_32(SD_INFO2) & SD_INFO2_CBSY) == 0)
- break; /* ready */
-
- loop--;
- if ((loop == 0) && (retry > 0)) {
- rcar_micro_delay(1000U); /* wait 1ms */
- loop = 10000;
- retry--;
- }
- }
-
-reset:
- /* reset */
- SETR_32(SOFT_RST, (GETR_32(SOFT_RST) & (~SOFT_RST_SDRST)));
- SETR_32(SOFT_RST, (GETR_32(SOFT_RST) | SOFT_RST_SDRST));
-
- /* initialize */
- SETR_32(SD_INFO1, 0x00000000U);
- SETR_32(SD_INFO2, SD_INFO2_CLEAR);
- SETR_32(SD_INFO1_MASK, 0x00000000U); /* all interrupt disable */
- SETR_32(SD_INFO2_MASK, SD_INFO2_CLEAR); /* all interrupt disable */
-}
-
-static void emmc_read_response(uint32_t *response)
-{
- uint8_t *p;
-
- if (response == NULL)
- return;
-
- /* read response */
- if (mmc_drv_obj.response_length != EMMC_MAX_RESPONSE_LENGTH) {
- *response = GETR_32(SD_RSP10); /* [39:8] */
- return;
- }
-
- /* CSD or CID */
- p = (uint8_t *) (response);
- emmc_little_to_big(p, ((GETR_32(SD_RSP76) << 8)
- | (GETR_32(SD_RSP54) >> 24))); /* [127:96] */
- emmc_little_to_big(p + 4, ((GETR_32(SD_RSP54) << 8)
- | (GETR_32(SD_RSP32) >> 24))); /* [95:64] */
- emmc_little_to_big(p + 8, ((GETR_32(SD_RSP32) << 8)
- | (GETR_32(SD_RSP10) >> 24))); /* [63:32] */
- emmc_little_to_big(p + 12, (GETR_32(SD_RSP10) << 8));
-}
-
-static EMMC_ERROR_CODE emmc_response_check(uint32_t *response,
- uint32_t error_mask)
-{
-
- HAL_MEMCARD_RESPONSE_TYPE response_type =
- ((HAL_MEMCARD_RESPONSE_TYPE)mmc_drv_obj.cmd_info.cmd & HAL_MEMCARD_RESPONSE_TYPE_MASK);
-
- if (response == NULL)
- return EMMC_ERR_PARAM;
-
- if (response_type == HAL_MEMCARD_RESPONSE_NONE)
- return EMMC_SUCCESS;
-
-
- if (response_type <= HAL_MEMCARD_RESPONSE_R1b) {
- /* R1 or R1b */
- mmc_drv_obj.current_state =
- (EMMC_R1_STATE) ((*response & EMMC_R1_STATE_MASK) >>
- EMMC_R1_STATE_SHIFT);
- if ((*response & error_mask) != 0) {
- if ((0x80 & *response) != 0) {
- ERROR("BL2: emmc SWITCH_ERROR\n");
- }
- return EMMC_ERR_CARD_STATUS_BIT;
- }
- return EMMC_SUCCESS;
- }
-
- if (response_type == HAL_MEMCARD_RESPONSE_R4) {
- if ((*response & EMMC_R4_STATUS) != 0)
- return EMMC_ERR_CARD_STATUS_BIT;
- }
-
- return EMMC_SUCCESS;
-}
-
-static void emmc_WaitCmd2Cmd_8Cycle(void)
-{
- uint32_t dataL, wait = 0;
-
- dataL = GETR_32(SD_CLK_CTRL);
- dataL &= 0x000000FF;
-
- switch (dataL) {
- case 0xFF:
- case 0x00:
- case 0x01:
- case 0x02:
- case 0x04:
- case 0x08:
- case 0x10:
- case 0x20:
- wait = 10U;
- break;
- case 0x40:
- wait = 20U;
- break;
- case 0x80:
- wait = 30U;
- break;
- }
-
- rcar_micro_delay(wait);
-}
-
-static void cmdErrSdInfo2Log(void)
-{
- ERROR("BL2: emmc ERR SD_INFO2 = 0x%x\n", mmc_drv_obj.error_info.info2);
-}
-
-static void emmc_data_transfer_dma(void)
-{
- mmc_drv_obj.during_dma_transfer = TRUE;
- mmc_drv_obj.dma_error_flag = FALSE;
-
- SETR_32(SD_INFO1_MASK, 0x00000000U);
- SETR_32(SD_INFO2_MASK, (SD_INFO2_ALL_ERR | SD_INFO2_CLEAR));
-
- /* DMAC setting */
- if (mmc_drv_obj.cmd_info.dir == HAL_MEMCARD_WRITE) {
- /* transfer complete interrupt enable */
- SETR_32(DM_CM_INFO1_MASK,
- (DM_CM_INFO_MASK_CLEAR | DM_CM_INFO_CH0_ENABLE));
- SETR_32(DM_CM_INFO2_MASK,
- (DM_CM_INFO_MASK_CLEAR | DM_CM_INFO_CH0_ENABLE));
- /* BUFF --> FIFO */
- SETR_32(DM_CM_DTRAN_MODE, (DM_CM_DTRAN_MODE_CH0 |
- DM_CM_DTRAN_MODE_BIT_WIDTH));
- } else {
- /* transfer complete interrupt enable */
- SETR_32(DM_CM_INFO1_MASK,
- (DM_CM_INFO_MASK_CLEAR | DM_CM_INFO_CH1_ENABLE));
- SETR_32(DM_CM_INFO2_MASK,
- (DM_CM_INFO_MASK_CLEAR | DM_CM_INFO_CH1_ENABLE));
- /* FIFO --> BUFF */
- SETR_32(DM_CM_DTRAN_MODE, (DM_CM_DTRAN_MODE_CH1
- | DM_CM_DTRAN_MODE_BIT_WIDTH));
- }
- SETR_32(DM_DTRAN_ADDR, (((uintptr_t) mmc_drv_obj.buff_address_virtual &
- DM_DTRAN_ADDR_WRITE_MASK)));
-
- SETR_32(DM_CM_DTRAN_CTRL, DM_CM_DTRAN_CTRL_START);
-}
-
-EMMC_ERROR_CODE emmc_exec_cmd(uint32_t error_mask, uint32_t *response)
-{
- EMMC_ERROR_CODE rtn_code = EMMC_SUCCESS;
- HAL_MEMCARD_RESPONSE_TYPE response_type;
- HAL_MEMCARD_COMMAND_TYPE cmd_type;
- EMMC_INT_STATE state;
- uint32_t err_not_care_flag = FALSE;
-
- /* parameter check */
- if (response == NULL) {
- emmc_write_error_info(EMMC_FUNCNO_EXEC_CMD, EMMC_ERR_PARAM);
- return EMMC_ERR_PARAM;
- }
-
- /* state check */
- if (mmc_drv_obj.clock_enable != TRUE) {
- emmc_write_error_info(EMMC_FUNCNO_EXEC_CMD, EMMC_ERR_STATE);
- return EMMC_ERR_STATE;
- }
-
- if (mmc_drv_obj.state_machine_blocking == TRUE) {
- emmc_write_error_info(EMMC_FUNCNO_EXEC_CMD, EMMC_ERR);
- return EMMC_ERR;
- }
-
- state = ESTATE_BEGIN;
- response_type =
- ((HAL_MEMCARD_RESPONSE_TYPE)mmc_drv_obj.cmd_info.cmd &
- HAL_MEMCARD_RESPONSE_TYPE_MASK);
- cmd_type =
- ((HAL_MEMCARD_COMMAND_TYPE) mmc_drv_obj.cmd_info.cmd &
- HAL_MEMCARD_COMMAND_TYPE_MASK);
-
- /* state machine */
- while ((mmc_drv_obj.force_terminate != TRUE) && (state != ESTATE_END)) {
- /* The interrupt factor flag is observed. */
- emmc_interrupt();
-
- /* wait interrupt */
- if (mmc_drv_obj.state_machine_blocking == TRUE)
- continue;
-
- switch (state) {
- case ESTATE_BEGIN:
- /* Busy check */
- if ((mmc_drv_obj.error_info.info2 & SD_INFO2_CBSY) != 0) {
- emmc_write_error_info(EMMC_FUNCNO_EXEC_CMD,
- EMMC_ERR_CARD_BUSY);
- return EMMC_ERR_CARD_BUSY;
- }
-
- /* clear register */
- SETR_32(SD_INFO1, 0x00000000U);
- SETR_32(SD_INFO2, SD_INFO2_CLEAR);
- SETR_32(SD_INFO1_MASK, SD_INFO1_INFO0);
- SETR_32(SD_INFO2_MASK,
- (SD_INFO2_ALL_ERR | SD_INFO2_CLEAR));
-
- state = ESTATE_ISSUE_CMD;
- /* through */
-
- case ESTATE_ISSUE_CMD:
- /* ARG */
- SETR_32(SD_ARG, mmc_drv_obj.cmd_info.arg);
- /* issue cmd */
- SETR_32(SD_CMD, mmc_drv_obj.cmd_info.hw);
- /* Set driver flag */
- mmc_drv_obj.during_cmd_processing = TRUE;
- mmc_drv_obj.state_machine_blocking = TRUE;
-
- if (response_type == HAL_MEMCARD_RESPONSE_NONE) {
- state = ESTATE_NON_RESP_CMD;
- } else {
- state = ESTATE_RCV_RESP;
- }
-
- break;
-
- case ESTATE_NON_RESP_CMD:
- /* interrupt disable */
- SETR_32(SD_INFO1_MASK, 0x00000000U);
- SETR_32(SD_INFO2_MASK, SD_INFO2_CLEAR);
-
- /* check interrupt */
- if ((mmc_drv_obj.int_event2 & SD_INFO2_ALL_ERR) != 0) {
- /* error interrupt */
- cmdErrSdInfo2Log();
- rtn_code = EMMC_ERR_INFO2;
- state = ESTATE_ERROR;
- } else if ((mmc_drv_obj.int_event1 & SD_INFO1_INFO0) ==
- 0) {
- /* not receive expected interrupt */
- rtn_code = EMMC_ERR_RESPONSE;
- state = ESTATE_ERROR;
- } else {
- emmc_WaitCmd2Cmd_8Cycle();
- state = ESTATE_END;
- }
- break;
-
- case ESTATE_RCV_RESP:
- /* interrupt disable */
- SETR_32(SD_INFO1_MASK, 0x00000000U);
- SETR_32(SD_INFO2_MASK, SD_INFO2_CLEAR);
-
- /* check interrupt */
- if ((mmc_drv_obj.int_event2 & SD_INFO2_ALL_ERR) != 0) {
- if ((mmc_drv_obj.get_partition_access_flag ==
- TRUE)
- && ((mmc_drv_obj.int_event2 & SD_INFO2_ERR6)
- != 0U)) {
- err_not_care_flag = TRUE;
- rtn_code = EMMC_ERR_CMD_TIMEOUT;
- } else {
- /* error interrupt */
- cmdErrSdInfo2Log();
- rtn_code = EMMC_ERR_INFO2;
- }
- state = ESTATE_ERROR;
- break;
- } else if ((mmc_drv_obj.int_event1 & SD_INFO1_INFO0) ==
- 0) {
- /* not receive expected interrupt */
- rtn_code = EMMC_ERR_RESPONSE;
- state = ESTATE_ERROR;
- break;
- }
-
- /* read response */
- emmc_read_response(response);
-
- /* check response */
- rtn_code = emmc_response_check(response, error_mask);
- if (rtn_code != EMMC_SUCCESS) {
- state = ESTATE_ERROR;
- break;
- }
-
- if (response_type == HAL_MEMCARD_RESPONSE_R1b) {
- /* R1b */
- SETR_32(SD_INFO2_MASK,
- (SD_INFO2_ALL_ERR | SD_INFO2_CLEAR));
- state = ESTATE_RCV_RESPONSE_BUSY;
- } else {
- state = ESTATE_CHECK_RESPONSE_COMPLETE;
- }
- break;
-
- case ESTATE_RCV_RESPONSE_BUSY:
- /* check interrupt */
- if ((mmc_drv_obj.int_event2 & SD_INFO2_ALL_ERR) != 0) {
- /* error interrupt */
- cmdErrSdInfo2Log();
- rtn_code = EMMC_ERR_INFO2;
- state = ESTATE_ERROR;
- break;
- }
- /* DAT0 not Busy */
- if ((SD_INFO2_DAT0 & mmc_drv_obj.error_info.info2) != 0) {
- state = ESTATE_CHECK_RESPONSE_COMPLETE;
- break;
- }
- break;
-
- case ESTATE_CHECK_RESPONSE_COMPLETE:
- if (cmd_type >= HAL_MEMCARD_COMMAND_TYPE_ADTC_WRITE) {
- state = ESTATE_DATA_TRANSFER;
- } else {
- emmc_WaitCmd2Cmd_8Cycle();
- state = ESTATE_END;
- }
- break;
-
- case ESTATE_DATA_TRANSFER:
- /* ADTC command */
- mmc_drv_obj.during_transfer = TRUE;
- mmc_drv_obj.state_machine_blocking = TRUE;
-
- if (mmc_drv_obj.transfer_mode == HAL_MEMCARD_DMA) {
- /* DMA */
- emmc_data_transfer_dma();
- } else {
- /* PIO */
- /* interrupt enable (FIFO read/write enable) */
- if (mmc_drv_obj.cmd_info.dir ==
- HAL_MEMCARD_WRITE) {
- SETR_32(SD_INFO2_MASK,
- (SD_INFO2_BWE | SD_INFO2_ALL_ERR
- | SD_INFO2_CLEAR));
- } else {
- SETR_32(SD_INFO2_MASK,
- (SD_INFO2_BRE | SD_INFO2_ALL_ERR
- | SD_INFO2_CLEAR));
- }
- }
- state = ESTATE_DATA_TRANSFER_COMPLETE;
- break;
-
- case ESTATE_DATA_TRANSFER_COMPLETE:
- /* check interrupt */
- if ((mmc_drv_obj.int_event2 & SD_INFO2_ALL_ERR) != 0) {
- /* error interrupt */
- cmdErrSdInfo2Log();
- rtn_code = EMMC_ERR_INFO2;
- state = ESTATE_TRANSFER_ERROR;
- break;
- }
-
- /* DMAC error ? */
- if (mmc_drv_obj.dma_error_flag == TRUE) {
- /* Error occurred in DMAC driver. */
- rtn_code = EMMC_ERR_FROM_DMAC_TRANSFER;
- state = ESTATE_TRANSFER_ERROR;
- } else if (mmc_drv_obj.during_dma_transfer == TRUE) {
- /* DMAC not finished. unknown error */
- rtn_code = EMMC_ERR;
- state = ESTATE_TRANSFER_ERROR;
- } else {
- SETR_32(SD_INFO1_MASK, SD_INFO1_INFO2);
- SETR_32(SD_INFO2_MASK,
- (SD_INFO2_ALL_ERR | SD_INFO2_CLEAR));
-
- mmc_drv_obj.state_machine_blocking = TRUE;
-
- state = ESTATE_ACCESS_END;
- }
- break;
-
- case ESTATE_ACCESS_END:
-
- /* clear flag */
- if (mmc_drv_obj.transfer_mode == HAL_MEMCARD_DMA) {
- /* W (CC_EXT_MODE, H'0000_1010) SD_BUF DMA transfer disabled */
- SETR_32(CC_EXT_MODE, CC_EXT_MODE_CLEAR);
- SETR_32(SD_STOP, 0x00000000U);
- mmc_drv_obj.during_dma_transfer = FALSE;
- }
-
- SETR_32(SD_INFO1_MASK, 0x00000000U);
- SETR_32(SD_INFO2_MASK, SD_INFO2_CLEAR);
- SETR_32(SD_INFO1, 0x00000000U);
- SETR_32(SD_INFO2, SD_INFO2_CLEAR);
-
- if ((mmc_drv_obj.int_event1 & SD_INFO1_INFO2) != 0) {
- emmc_WaitCmd2Cmd_8Cycle();
- state = ESTATE_END;
- } else {
- state = ESTATE_ERROR;
- }
- break;
-
- case ESTATE_TRANSFER_ERROR:
- /* The error occurred in the Data transfer. */
- if (mmc_drv_obj.transfer_mode == HAL_MEMCARD_DMA) {
- /* W (CC_EXT_MODE, H'0000_1010) SD_BUF DMA transfer disabled */
- SETR_32(CC_EXT_MODE, CC_EXT_MODE_CLEAR);
- SETR_32(SD_STOP, 0x00000000U);
- mmc_drv_obj.during_dma_transfer = FALSE;
- }
- /* through */
-
- case ESTATE_ERROR:
- if (err_not_care_flag == TRUE) {
- mmc_drv_obj.during_cmd_processing = FALSE;
- } else {
- emmc_softreset();
- emmc_write_error_info(EMMC_FUNCNO_EXEC_CMD,
- rtn_code);
- }
- return rtn_code;
-
- default:
- state = ESTATE_END;
- break;
- } /* switch (state) */
- } /* while ( (mmc_drv_obj.force_terminate != TRUE) && (state != ESTATE_END) ) */
-
- /* force terminate */
- if (mmc_drv_obj.force_terminate == TRUE) {
- /* timeout timer is expired. Or, PIO data transfer error. */
- /* Timeout occurred in the DMA transfer. */
- if (mmc_drv_obj.during_dma_transfer == TRUE) {
- mmc_drv_obj.during_dma_transfer = FALSE;
- }
- ERROR("BL2: emmc exec_cmd:EMMC_ERR_FORCE_TERMINATE\n");
- emmc_softreset();
-
- return EMMC_ERR_FORCE_TERMINATE; /* error information has already been written. */
- }
-
- /* success */
- mmc_drv_obj.during_cmd_processing = FALSE;
- mmc_drv_obj.during_transfer = FALSE;
-
- return EMMC_SUCCESS;
-}
+++ /dev/null
-/*
- * Copyright (c) 2015-2020, Renesas Electronics Corporation. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#ifndef EMMC_CONFIG_H
-#define EMMC_CONFIG_H
-
-/* RCA */
-#define EMMC_RCA 1UL
-/* 314ms (freq = 400KHz, timeout Counter = 0x04(SDCLK * 2^17) */
-#define EMMC_RW_DATA_TIMEOUT 0x40UL
-/* how many times to try after fail. Don't change. */
-#define EMMC_RETRY_COUNT 0
-#define EMMC_CMD_MAX 60UL /* Don't change. */
-
-#define LOADIMAGE_FLAGS_DMA_ENABLE 0x00000001UL
-
-#endif /* EMMC_CONFIG_H */
+++ /dev/null
-/*
- * Copyright (c) 2015-2017, Renesas Electronics Corporation. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-/**
- * @file emmc_def.h
- * @brief eMMC boot is expecting this header file
- *
- */
-
-#ifndef EMMC_DEF_H
-#define EMMC_DEF_H
-
-#include "emmc_std.h"
-
-/* ************************ HEADER (INCLUDE) SECTION *********************** */
-
-/* ***************** MACROS, CONSTANTS, COMPILATION FLAGS ****************** */
-#define EMMC_POWER_ON (1U)
-
-/* ********************** STRUCTURES, TYPE DEFINITIONS ********************* */
-
-/* ********************** DECLARATION OF EXTERNAL DATA ********************* */
-extern st_mmc_base mmc_drv_obj;
-
-/* ************************** FUNCTION PROTOTYPES ************************** */
-
-/** @brief for assembler program
- */
-uint32_t _rom_emmc_finalize(void);
-
-/** @brief eMMC driver API
- */
-EMMC_ERROR_CODE rcar_emmc_init(void);
-EMMC_ERROR_CODE emmc_terminate(void);
-EMMC_ERROR_CODE rcar_emmc_memcard_power(uint8_t mode);
-EMMC_ERROR_CODE rcar_emmc_mount(void);
-EMMC_ERROR_CODE emmc_set_request_mmc_clock(uint32_t *freq);
-EMMC_ERROR_CODE emmc_send_idle_cmd(uint32_t arg);
-EMMC_ERROR_CODE emmc_select_partition(EMMC_PARTITION_ID id);
-EMMC_ERROR_CODE emmc_read_sector(uint32_t *buff_address_virtual,
- uint32_t sector_number, uint32_t count,
- uint32_t feature_flags);
-EMMC_ERROR_CODE emmc_write_sector(uint32_t *buff_address_virtual,
- uint32_t sector_number, uint32_t count,
- uint32_t feature_flags);
-EMMC_ERROR_CODE emmc_erase_sector(uint32_t *start_address,
- uint32_t *end_address);
-uint32_t emmc_bit_field(uint8_t *data, uint32_t top, uint32_t bottom);
-
-/** @brief interrupt service
- */
-uint32_t emmc_interrupt(void);
-
-/** @brief DMA
- */
-
-/** @brief send command API
- */
-EMMC_ERROR_CODE emmc_exec_cmd(uint32_t error_mask, uint32_t *response);
-void emmc_make_nontrans_cmd(HAL_MEMCARD_COMMAND cmd, uint32_t arg);
-void emmc_make_trans_cmd(HAL_MEMCARD_COMMAND cmd, uint32_t arg,
- uint32_t *buff_address_virtual, uint32_t len,
- HAL_MEMCARD_OPERATION dir,
- HAL_MEMCARD_DATA_TRANSFER_MODE transfer_mode);
-EMMC_ERROR_CODE emmc_set_ext_csd(uint32_t arg);
-
-/** @brief for error information
- */
-void emmc_write_error_info(uint16_t func_no, EMMC_ERROR_CODE error_code);
-void emmc_write_error_info_func_no(uint16_t func_no);
-
-/* ********************************* CODE ********************************** */
-
-#endif /* EMMC_DEF_H */
-/* ******************************** END ************************************ */
+++ /dev/null
-/*
- * Copyright (c) 2015-2020, Renesas Electronics Corporation. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#ifndef EMMC_HAL_H
-#define EMMC_HAL_H
-
-/* memory card error/status types */
-#define HAL_MEMCARD_OUT_OF_RANGE 0x80000000L
-#define HAL_MEMCARD_ADDRESS_ERROR 0x40000000L
-#define HAL_MEMCARD_BLOCK_LEN_ERROR 0x20000000L
-#define HAL_MEMCARD_ERASE_SEQ_ERROR 0x10000000L
-#define HAL_MEMCARD_ERASE_PARAM 0x08000000L
-#define HAL_MEMCARD_WP_VIOLATION 0x04000000L
-#define HAL_MEMCARD_CARD_IS_LOCKED 0x02000000L
-#define HAL_MEMCARD_LOCK_UNLOCK_FAILED 0x01000000L
-#define HAL_MEMCARD_COM_CRC_ERROR 0x00800000L
-#define HAL_MEMCARD_ILEGAL_COMMAND 0x00400000L
-#define HAL_MEMCARD_CARD_ECC_FAILED 0x00200000L
-#define HAL_MEMCARD_CC_ERROR 0x00100000L
-#define HAL_MEMCARD_ERROR 0x00080000L
-#define HAL_MEMCARD_UNDERRUN 0x00040000L
-#define HAL_MEMCARD_OVERRUN 0x00020000L
-#define HAL_MEMCARD_CIDCSD_OVERWRITE 0x00010000L
-#define HAL_MEMCARD_WP_ERASE_SKIP 0x00008000L
-#define HAL_MEMCARD_CARD_ECC_DISABLED 0x00004000L
-#define HAL_MEMCARD_ERASE_RESET 0x00002000L
-#define HAL_MEMCARD_CARD_STATE 0x00001E00L
-#define HAL_MEMCARD_CARD_READY_FOR_DATA 0x00000100L
-#define HAL_MEMCARD_APP_CMD 0x00000020L
-#define HAL_MEMCARD_SWITCH_ERROR 0x00000080L
-#define HAL_MEMCARD_AKE_SEQ_ERROR 0x00000008L
-#define HAL_MEMCARD_NO_ERRORS 0x00000000L
-
-/* Memory card response types */
-#define HAL_MEMCARD_COMMAND_INDEX_MASK 0x0003f
-
-/* Type of the return value. */
-typedef enum {
- HAL_MEMCARD_FAIL = 0U,
- HAL_MEMCARD_OK = 1U,
- HAL_MEMCARD_DMA_ALLOC_FAIL = 2U, /* DMA channel allocation failed */
- HAL_MEMCARD_DMA_TRANSFER_FAIL = 3U, /* DMA transfer failed */
- HAL_MEMCARD_CARD_STATUS_ERROR = 4U, /* card status non-masked error */
- HAL_MEMCARD_CMD_TIMEOUT = 5U, /* Command timeout occurred */
- HAL_MEMCARD_DATA_TIMEOUT = 6U, /* Data timeout occurred */
- HAL_MEMCARD_CMD_CRC_ERROR = 7U, /* Command CRC error occurred */
- HAL_MEMCARD_DATA_CRC_ERROR = 8U /* Data CRC error occurred */
-} HAL_MEMCARD_RETURN;
-
-/* memory access operation */
-typedef enum {
- HAL_MEMCARD_READ = 0U, /* read */
- HAL_MEMCARD_WRITE = 1U /* write */
-} HAL_MEMCARD_OPERATION;
-
-/* Type of data width on memorycard bus */
-typedef enum {
- HAL_MEMCARD_DATA_WIDTH_1_BIT = 0U,
- HAL_MEMCARD_DATA_WIDTH_4_BIT = 1U,
- HAL_MEMCARD_DATA_WIDTH_8_BIT = 2U
-} HAL_MEMCARD_DATA_WIDTH; /* data (bus) width types */
-
-/* Presence of the memory card */
-typedef enum {
- HAL_MEMCARD_CARD_IS_IN = 0U,
- HAL_MEMCARD_CARD_IS_OUT = 1U
-} HAL_MEMCARD_PRESENCE_STATUS; /* presence status of the memory card */
-
-/* mode of data transfer */
-typedef enum {
- HAL_MEMCARD_DMA = 0U,
- HAL_MEMCARD_NOT_DMA = 1U
-} HAL_MEMCARD_DATA_TRANSFER_MODE;
-
-/* Memory card response types. */
-typedef enum hal_memcard_response_type {
- HAL_MEMCARD_RESPONSE_NONE = 0x00000U,
- HAL_MEMCARD_RESPONSE_R1 = 0x00100U,
- HAL_MEMCARD_RESPONSE_R1b = 0x00200U,
- HAL_MEMCARD_RESPONSE_R2 = 0x00300U,
- HAL_MEMCARD_RESPONSE_R3 = 0x00400U,
- HAL_MEMCARD_RESPONSE_R4 = 0x00500U,
- HAL_MEMCARD_RESPONSE_R5 = 0x00600U,
- HAL_MEMCARD_RESPONSE_R6 = 0x00700U,
- HAL_MEMCARD_RESPONSE_R7 = 0x00800U,
- HAL_MEMCARD_RESPONSE_TYPE_MASK = 0x00f00U
-} HAL_MEMCARD_RESPONSE_TYPE;
-
-/* Memory card command types. */
-typedef enum hal_memcard_command_type {
- HAL_MEMCARD_COMMAND_TYPE_BC = 0x00000U,
- HAL_MEMCARD_COMMAND_TYPE_BCR = 0x01000U,
- HAL_MEMCARD_COMMAND_TYPE_AC = 0x02000U,
- HAL_MEMCARD_COMMAND_TYPE_ADTC_WRITE = 0x03000U,
- HAL_MEMCARD_COMMAND_TYPE_ADTC_READ = 0x04000U,
- HAL_MEMCARD_COMMAND_TYPE_MASK = 0x07000U
-} HAL_MEMCARD_COMMAND_TYPE;
-
-/* Type of memory card */
-typedef enum hal_memcard_command_card_type {
- HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON = 0x00000U,
- HAL_MEMCARD_COMMAND_CARD_TYPE_MMC = 0x08000U,
- HAL_MEMCARD_COMMAND_CARD_TYPE_SD = 0x10000U,
- HAL_MEMCARD_COMMAND_CARD_TYPE_MASK = 0x18000U
-} HAL_MEMCARD_COMMAND_CARD_TYPE;
-
-/* Memory card application command. */
-typedef enum hal_memcard_command_app_norm {
- HAL_MEMCARD_COMMAND_NORMAL = 0x00000U,
- HAL_MEMCARD_COMMAND_APP = 0x20000U,
- HAL_MEMCARD_COMMAND_APP_NORM_MASK = 0x20000U
-} HAL_MEMCARD_COMMAND_APP_NORM;
-
-/* Memory card command codes. */
-typedef enum {
-/* class 0 and class 1 */
- /* CMD0 */
- CMD0_GO_IDLE_STATE =
- 0U | (uint32_t)HAL_MEMCARD_RESPONSE_NONE |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_BC |
- (uint32_t) HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON |
- (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
- /* CMD1 */
- CMD1_SEND_OP_COND =
- 1U | (uint32_t)HAL_MEMCARD_RESPONSE_R3 |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_BCR |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_MMC |
- (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
- /* CMD2 */
- CMD2_ALL_SEND_CID_MMC =
- 2U | (uint32_t)HAL_MEMCARD_RESPONSE_R2 |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_BCR |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_MMC |
- (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
- CMD2_ALL_SEND_CID_SD =
- 2U | (uint32_t)HAL_MEMCARD_RESPONSE_R2 |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_BCR |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_SD |
- (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
- /* CMD3 */
- CMD3_SET_RELATIVE_ADDR =
- 3U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_MMC |
- (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
- CMD3_SEND_RELATIVE_ADDR =
- 3U | (uint32_t)HAL_MEMCARD_RESPONSE_R6 |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_SD |
- (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
- /* CMD4 */
- CMD4_SET_DSR =
- 4U | (uint32_t)HAL_MEMCARD_RESPONSE_NONE |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_BC |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON |
- (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
- /* CMD5 */
- CMD5_SLEEP_AWAKE =
- 5U | (uint32_t)HAL_MEMCARD_RESPONSE_R1b |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_MMC |
- (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
- /* CMD6 */
- CMD6_SWITCH =
- 6U | (uint32_t)HAL_MEMCARD_RESPONSE_R1b |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_MMC |
- (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
- CMD6_SWITCH_FUNC =
- 6U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_SD |
- (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
- ACMD6_SET_BUS_WIDTH =
- 6U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_SD |
- (uint32_t)HAL_MEMCARD_COMMAND_APP,
- /* CMD7 */
- CMD7_SELECT_CARD =
- 7U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON |
- (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
- /* CMD7(from Disconnected State to Programming State) */
- CMD7_SELECT_CARD_PROG =
- 7U | (uint32_t)HAL_MEMCARD_RESPONSE_R1b |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON |
- (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
- CMD7_DESELECT_CARD =
- 7U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON |
- (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
- /* CMD8 */
- CMD8_SEND_EXT_CSD =
- 8U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_ADTC_READ |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_MMC |
- (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
- CMD8_SEND_IF_COND =
- 8U | (uint32_t)HAL_MEMCARD_RESPONSE_R7 |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_BCR |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_SD |
- (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
- /* CMD9 */
- CMD9_SEND_CSD =
- 9U | (uint32_t)HAL_MEMCARD_RESPONSE_R2 |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON |
- (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
- /* CMD10 */
- CMD10_SEND_CID =
- 10U | (uint32_t)HAL_MEMCARD_RESPONSE_R2 |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON |
- (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
- /* CMD11 */
- CMD11_READ_DAT_UNTIL_STOP =
- 11U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_ADTC_READ |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_SD |
- (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
- /* CMD12 */
- CMD12_STOP_TRANSMISSION =
- 12U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON |
- (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
- /* CMD12(R1b : write case) */
- CMD12_STOP_TRANSMISSION_WRITE =
- 12U | (uint32_t)HAL_MEMCARD_RESPONSE_R1b |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON |
- (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
- /* CMD13 */
- CMD13_SEND_STATUS =
- 13U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON |
- (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
- ACMD13_SD_STATUS =
- 13U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_ADTC_READ |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_SD |
- (uint32_t)HAL_MEMCARD_COMMAND_APP,
- /* CMD14 */
- CMD14_BUSTEST_R =
- 14U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_ADTC_READ |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_MMC |
- (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
- /* CMD15 */
- CMD15_GO_INACTIVE_STATE =
- 15U | (uint32_t)HAL_MEMCARD_RESPONSE_NONE |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON |
- (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
-
-/* class 2 */
- /* CMD16 */
- CMD16_SET_BLOCKLEN =
- 16U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON |
- (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
- /* CMD17 */
- CMD17_READ_SINGLE_BLOCK =
- 17U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_ADTC_READ |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON |
- (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
- /* CMD18 */
- CMD18_READ_MULTIPLE_BLOCK =
- 18U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_ADTC_READ |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON |
- (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
- /* CMD19 */
- CMD19_BUS_TEST_W =
- 19U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_ADTC_WRITE |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_MMC |
- (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
-
-/* class 3 */
- /* CMD20 */
- CMD20_WRITE_DAT_UNTIL_STOP =
- 20U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_ADTC_WRITE |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_MMC |
- (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
- /* CMD21 */
- CMD21 = 21U,
- /* CMD22 */
- CMD22 = 22U,
- ACMD22_SEND_NUM_WR_BLOCKS =
- 22U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_SD |
- (uint32_t)HAL_MEMCARD_COMMAND_APP,
-
-/* class 4 */
- /* CMD23 */
- CMD23_SET_BLOCK_COUNT =
- 23U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_MMC |
- (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
- ACMD23_SET_WR_BLK_ERASE_COUNT =
- 23U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_SD |
- (uint32_t)HAL_MEMCARD_COMMAND_APP,
- /* CMD24 */
- CMD24_WRITE_BLOCK =
- 24U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_ADTC_WRITE |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON |
- (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
- /* CMD25 */
- CMD25_WRITE_MULTIPLE_BLOCK =
- 25U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_ADTC_WRITE |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON |
- (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
- /* CMD26 */
- CMD26_PROGRAM_CID =
- 26U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_ADTC_WRITE |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_MMC |
- (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
- /* CMD27 */
- CMD27_PROGRAM_CSD =
- 27U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_ADTC_WRITE |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON |
- (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
-
-/* class 6 */
- /* CMD28 */
- CMD28_SET_WRITE_PROT =
- 28U | (uint32_t)HAL_MEMCARD_RESPONSE_R1b |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON |
- (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
- /* CMD29 */
- CMD29_CLR_WRITE_PROT =
- 29U | (uint32_t)HAL_MEMCARD_RESPONSE_R1b |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON |
- (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
- /* CMD30 */
- CMD30_SEND_WRITE_PROT =
- 30U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_ADTC_READ |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON |
- (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
- /* CMD31 */
- CMD30_SEND_WRITE_PROT_TYPE =
- 31U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_ADTC_READ |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON |
- (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
-
-/* class 5 */
- /* CMD32 */
- CMD32_ERASE_WR_BLK_START =
- 32U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_SD |
- (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
- /* CMD33 */
- CMD33_ERASE_WR_BLK_END =
- 33U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_SD |
- (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
- /* CMD34 */
- CMD34 = 34U,
- /* CMD35 */
- CMD35_ERASE_GROUP_START =
- 35U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_MMC |
- (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
- /* CMD36 */
- CMD36_ERASE_GROUP_END =
- 36U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_MMC |
- (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
- /* CMD37 */
- CMD37 = 37U,
- /* CMD38 */
- CMD38_ERASE =
- 38U | (uint32_t)HAL_MEMCARD_RESPONSE_R1b |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON |
- (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
-
-/* class 9 */
- /* CMD39 */
- CMD39_FASTIO =
- 39U | (uint32_t)HAL_MEMCARD_RESPONSE_R4 |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_MMC |
- (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
- /* CMD40 */
- CMD40_GO_IRQSTATE =
- 40U | (uint32_t)HAL_MEMCARD_RESPONSE_R5 |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_BCR |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_MMC |
- (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
- /* CMD41 */
- CMD41 = 41,
- ACMD41_SD_SEND_OP_COND =
- 41U | (uint32_t)HAL_MEMCARD_RESPONSE_R3 |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_BCR |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_SD |
- (uint32_t)HAL_MEMCARD_COMMAND_APP,
-
-/* class 7 */
- /* CMD42 */
- CMD42_LOCK_UNLOCK =
- 42U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_ADTC_WRITE |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON |
- (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
- ACMD42_SET_CLR_CARD_DETECT =
- 42U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_SD |
- (uint32_t)HAL_MEMCARD_COMMAND_APP,
- CMD43 = 43U, /* CMD43 */
- CMD44 = 44U, /* CMD44 */
- CMD45 = 45U, /* CMD45 */
- CMD46 = 46U, /* CMD46 */
- CMD47 = 47U, /* CMD47 */
- CMD48 = 48U, /* CMD48 */
- CMD49 = 49U, /* CMD49 */
- CMD50 = 50U, /* CMD50 */
- CMD51 = 51U, /* CMD51 */
- ACMD51_SEND_SCR =
- 51U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_ADTC_READ |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_SD |
- (uint32_t)HAL_MEMCARD_COMMAND_APP,
- CMD52 = 52U, /* CMD52 */
- CMD53 = 53U, /* CMD53 */
- CMD54 = 54U, /* CMD54 */
-
-/* class 8 */
- /* CMD55 */
- CMD55_APP_CMD =
- 55U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_AC |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON |
- (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
- /* CMD56 */
- CMD56_GEN_CMD =
- 56U | (uint32_t)HAL_MEMCARD_RESPONSE_R1 |
- (uint32_t)HAL_MEMCARD_COMMAND_TYPE_ADTC_WRITE |
- (uint32_t)HAL_MEMCARD_COMMAND_CARD_TYPE_COMMON |
- (uint32_t)HAL_MEMCARD_COMMAND_NORMAL,
- CMD57 = 57U, /* CMD57 */
- CMD58 = 58U, /* CMD58 */
- CMD59 = 59U, /* CMD59 */
- CMD60 = 60U, /* CMD60 */
- CMD61 = 61U, /* CMD61 */
- CMD62 = 62U, /* CMD62 */
- CMD63 = 63U /* CMD63 */
-} HAL_MEMCARD_COMMAND;
-
-/*
- * Configuration structure from HAL layer.
- *
- * If some field is not available it should be filled with 0xFF.
- * The API version is 32-bit unsigned integer telling the version of the API.
- * The integer is divided to four sections which each can be treated as a 8-bit
- * unsigned number:
- * Bits 31-24 make the most significant part of the version number. This number
- * starts from 1 i.e. the second version of the API will be 0x02xxxxxx. This
- * number changes only, if the API itself changes so much that it is not
- * compatible anymore with older releases.
- * Bits 23-16 API minor version number. For example API version 2.1 would be
- * 0x0201xxxx.
- * Bits 15-8 are the number of the year when release is done. The 0 is year
- * 2000, 1 is year 2001 and so on
- * Bits 7- are the week number when release is done. First full week of the
- * year is 1
- *
- * Example: let's assume that release 2.1 is done on week 10 year 2008
- * the version will get the value 0x0201080A
- */
-typedef struct {
- /*
- * Version of the chipset API implementation
- *
- * bits [31:24] API specification major version number.<br>
- * bits [23:16] API specification minor version number.<br>
- * bits [15:8] API implementation year. (2000 = 0, 2001 = 1, ...)
- * bits [7:0] API implementation week.
- * Example: API spec version 4.0, implementation w46 2008 => 0x0400082E
- */
- uint32_t api_version;
-
- /* maximum block count which can be transferred at once */
- uint32_t max_block_count;
-
- /* maximum clock frequence in Hz supported by HW */
- uint32_t max_clock_freq;
-
- /* maximum data bus width supported by HW */
- uint16_t max_data_width;
-
- /* Is high-speed mode supported by HW (yes=1, no=0) */
- uint8_t hs_mode_supported;
-
- /* Is memory card removable (yes=1, no=0) */
- uint8_t card_removable;
-
-} HAL_MEMCARD_HW_CONF;
-
-/* Configuration structure to HAL layer. */
-typedef struct {
- /* how many times to try after fail, for instance sending command */
- uint32_t retries_after_fail;
-} HAL_MEMCARD_INIT_CONF;
-
-#endif /* EMMC_HAL_H */
+++ /dev/null
-/*
- * Copyright (c) 2015-2020, Renesas Electronics Corporation. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#include <stddef.h>
-
-#include <lib/mmio.h>
-
-#include "emmc_config.h"
-#include "emmc_hal.h"
-#include "emmc_std.h"
-#include "emmc_registers.h"
-#include "emmc_def.h"
-#include "rcar_private.h"
-
-st_mmc_base mmc_drv_obj;
-
-EMMC_ERROR_CODE rcar_emmc_memcard_power(uint8_t mode)
-{
-
- if (mode == TRUE) {
- /* power on (Vcc&Vccq is always power on) */
- mmc_drv_obj.card_power_enable = TRUE;
- } else {
- /* power off (Vcc&Vccq is always power on) */
- mmc_drv_obj.card_power_enable = FALSE;
- mmc_drv_obj.mount = FALSE;
- mmc_drv_obj.selected = FALSE;
- }
-
- return EMMC_SUCCESS;
-}
-static inline void emmc_set_retry_count(uint32_t retry)
-{
- mmc_drv_obj.retries_after_fail = retry;
-}
-
-static inline void emmc_set_data_timeout(uint32_t data_timeout)
-{
- mmc_drv_obj.data_timeout = data_timeout;
-}
-
-static void emmc_memset(uint8_t *buff, uint8_t data, uint32_t cnt)
-{
- if (buff == NULL) {
- return;
- }
-
- while (cnt > 0) {
- *buff++ = data;
- cnt--;
- }
-}
-
-static void emmc_driver_config(void)
-{
- emmc_set_retry_count(EMMC_RETRY_COUNT);
- emmc_set_data_timeout(EMMC_RW_DATA_TIMEOUT);
-}
-
-static void emmc_drv_init(void)
-{
- emmc_memset((uint8_t *) (&mmc_drv_obj), 0, sizeof(st_mmc_base));
- mmc_drv_obj.card_present = HAL_MEMCARD_CARD_IS_IN;
- mmc_drv_obj.data_timeout = EMMC_RW_DATA_TIMEOUT;
- mmc_drv_obj.bus_width = HAL_MEMCARD_DATA_WIDTH_1_BIT;
-}
-
-static EMMC_ERROR_CODE emmc_dev_finalize(void)
-{
- EMMC_ERROR_CODE result;
- uint32_t dataL;
-
- /*
- * MMC power off
- * the power supply of eMMC device is always turning on.
- * RST_n : Hi --> Low level.
- */
- result = rcar_emmc_memcard_power(FALSE);
-
- /* host controller reset */
- SETR_32(SD_INFO1, 0x00000000U); /* all interrupt clear */
- SETR_32(SD_INFO2, SD_INFO2_CLEAR); /* all interrupt clear */
- SETR_32(SD_INFO1_MASK, 0x00000000U); /* all interrupt disable */
- SETR_32(SD_INFO2_MASK, SD_INFO2_CLEAR); /* all interrupt disable */
- SETR_32(SD_CLK_CTRL, 0x00000000U); /* MMC clock stop */
-
- dataL = mmio_read_32(CPG_SMSTPCR3);
- if ((dataL & CPG_MSTP_MMC) == 0U) {
- dataL |= (CPG_MSTP_MMC);
- mmio_write_32(CPG_CPGWPR, (~dataL));
- mmio_write_32(CPG_SMSTPCR3, dataL);
- }
-
- return result;
-}
-
-static EMMC_ERROR_CODE emmc_dev_init(void)
-{
- /* Enable clock supply to eMMC. */
- mstpcr_write(CPG_SMSTPCR3, CPG_MSTPSR3, CPG_MSTP_MMC);
-
- /* Set SD clock */
- mmio_write_32(CPG_CPGWPR, ~((uint32_t) (BIT9 | BIT0))); /* SD phy 200MHz */
-
- /* Stop SDnH clock & SDn=200MHz */
- mmio_write_32(CPG_SDxCKCR, (BIT9 | BIT0));
-
- /* MMCIF initialize */
- SETR_32(SD_INFO1, 0x00000000U); /* all interrupt clear */
- SETR_32(SD_INFO2, SD_INFO2_CLEAR); /* all interrupt clear */
- SETR_32(SD_INFO1_MASK, 0x00000000U); /* all interrupt disable */
- SETR_32(SD_INFO2_MASK, SD_INFO2_CLEAR); /* all interrupt disable */
-
- SETR_32(HOST_MODE, 0x00000000U); /* SD_BUF access width = 64-bit */
- SETR_32(SD_OPTION, 0x0000C0EEU); /* Bus width = 1bit, timeout=MAX */
- SETR_32(SD_CLK_CTRL, 0x00000000U); /* Disable Automatic Control & Clock Output */
-
- return EMMC_SUCCESS;
-}
-
-static EMMC_ERROR_CODE emmc_reset_controller(void)
-{
- EMMC_ERROR_CODE result;
-
- /* initialize mmc driver */
- emmc_drv_init();
-
- /* initialize H/W */
- result = emmc_dev_init();
- if (result == EMMC_SUCCESS) {
- mmc_drv_obj.initialize = TRUE;
- }
-
- return result;
-
-}
-
-EMMC_ERROR_CODE emmc_terminate(void)
-{
- EMMC_ERROR_CODE result;
-
- result = emmc_dev_finalize();
-
- emmc_memset((uint8_t *) (&mmc_drv_obj), 0, sizeof(st_mmc_base));
-
- return result;
-}
-
-EMMC_ERROR_CODE rcar_emmc_init(void)
-{
- EMMC_ERROR_CODE result;
-
- result = emmc_reset_controller();
- if (result == EMMC_SUCCESS) {
- emmc_driver_config();
- }
-
- return result;
-}
+++ /dev/null
-/*
- * Copyright (c) 2015-2020, Renesas Electronics Corporation. All rights
- * reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#include <stddef.h>
-
-#include <lib/mmio.h>
-
-#include "emmc_config.h"
-#include "emmc_def.h"
-#include "emmc_hal.h"
-#include "emmc_registers.h"
-#include "emmc_std.h"
-#include "rcar_def.h"
-
-static EMMC_ERROR_CODE emmc_trans_sector(uint32_t *buff_address_virtual);
-
-uint32_t emmc_interrupt(void)
-{
- EMMC_ERROR_CODE result;
- uint32_t prr_data;
- uint32_t cut_ver;
- uint32_t end_bit;
-
- prr_data = mmio_read_32((uintptr_t) RCAR_PRR);
- cut_ver = prr_data & PRR_CUT_MASK;
- if ((prr_data & PRR_PRODUCT_MASK) == PRR_PRODUCT_H3) {
- if (cut_ver == PRR_PRODUCT_10) {
- end_bit = BIT17;
- } else if (cut_ver == PRR_PRODUCT_11) {
- end_bit = BIT17;
- } else {
- end_bit = BIT20;
- }
- } else if ((prr_data & PRR_PRODUCT_MASK) == PRR_PRODUCT_M3) {
- if (cut_ver == PRR_PRODUCT_10) {
- end_bit = BIT17;
- } else {
- end_bit = BIT20;
- }
- } else {
- end_bit = BIT20;
- }
-
- /* SD_INFO */
- mmc_drv_obj.error_info.info1 = GETR_32(SD_INFO1);
- mmc_drv_obj.error_info.info2 = GETR_32(SD_INFO2);
-
- /* SD_INFO EVENT */
- mmc_drv_obj.int_event1 =
- mmc_drv_obj.error_info.info1 & GETR_32(SD_INFO1_MASK);
- mmc_drv_obj.int_event2 =
- mmc_drv_obj.error_info.info2 & GETR_32(SD_INFO2_MASK);
-
- /* ERR_STS */
- mmc_drv_obj.error_info.status1 = GETR_32(SD_ERR_STS1);
- mmc_drv_obj.error_info.status2 = GETR_32(SD_ERR_STS2);
-
- /* DM_CM_INFO */
- mmc_drv_obj.error_info.dm_info1 = GETR_32(DM_CM_INFO1);
- mmc_drv_obj.error_info.dm_info2 = GETR_32(DM_CM_INFO2);
-
- /* DM_CM_INFO EVENT */
- mmc_drv_obj.dm_event1 =
- mmc_drv_obj.error_info.dm_info1 & GETR_32(DM_CM_INFO1_MASK);
- mmc_drv_obj.dm_event2 =
- mmc_drv_obj.error_info.dm_info2 & GETR_32(DM_CM_INFO2_MASK);
-
- /* ERR SD_INFO2 */
- if ((SD_INFO2_ALL_ERR & mmc_drv_obj.int_event2) != 0) {
- SETR_32(SD_INFO1_MASK, 0x00000000U); /* interrupt disable */
- SETR_32(SD_INFO2_MASK, SD_INFO2_CLEAR); /* interrupt disable */
- SETR_32(SD_INFO1, 0x00000000U); /* interrupt clear */
- SETR_32(SD_INFO2, SD_INFO2_CLEAR); /* interrupt clear */
- mmc_drv_obj.state_machine_blocking = FALSE;
- }
-
- /* PIO Transfer */
- /* BWE/BRE */
- else if (((SD_INFO2_BWE | SD_INFO2_BRE) & mmc_drv_obj.int_event2)) {
- /* BWE */
- if (SD_INFO2_BWE & mmc_drv_obj.int_event2) {
- SETR_32(SD_INFO2, (GETR_32(SD_INFO2) & ~SD_INFO2_BWE));
- }
- /* BRE */
- else {
- SETR_32(SD_INFO2, (GETR_32(SD_INFO2) & ~SD_INFO2_BRE));
- }
-
- result = emmc_trans_sector(mmc_drv_obj.buff_address_virtual);
- mmc_drv_obj.buff_address_virtual += EMMC_BLOCK_LENGTH;
- mmc_drv_obj.remain_size -= EMMC_BLOCK_LENGTH;
-
- if (result != EMMC_SUCCESS) {
- /* data transfer error */
- emmc_write_error_info(EMMC_FUNCNO_NONE, result);
-
- /* Panic */
- SETR_32(SD_INFO1_MASK, 0x00000000U);
- SETR_32(SD_INFO2_MASK, SD_INFO2_CLEAR);
- SETR_32(SD_INFO1, 0x00000000U);
- /* interrupt clear */
- SETR_32(SD_INFO2, SD_INFO2_CLEAR);
- mmc_drv_obj.force_terminate = TRUE;
- } else {
- mmc_drv_obj.during_transfer = FALSE;
- }
- mmc_drv_obj.state_machine_blocking = FALSE;
- }
-
- /* DMA_TRANSFER */
- /* DM_CM_INFO1: DMA-ch0 transfer complete or error occurred */
- else if ((BIT16 & mmc_drv_obj.dm_event1) != 0) {
- SETR_32(DM_CM_INFO1, 0x00000000U);
- SETR_32(DM_CM_INFO2, 0x00000000U);
- /* interrupt clear */
- SETR_32(SD_INFO2, (GETR_32(SD_INFO2) & ~SD_INFO2_BWE));
- /* DM_CM_INFO2: DMA-ch0 error occurred */
- if ((BIT16 & mmc_drv_obj.dm_event2) != 0) {
- mmc_drv_obj.dma_error_flag = TRUE;
- } else {
- mmc_drv_obj.during_dma_transfer = FALSE;
- mmc_drv_obj.during_transfer = FALSE;
- }
- /* wait next interrupt */
- mmc_drv_obj.state_machine_blocking = FALSE;
- }
- /* DM_CM_INFO1: DMA-ch1 transfer complete or error occurred */
- else if ((end_bit & mmc_drv_obj.dm_event1) != 0U) {
- SETR_32(DM_CM_INFO1, 0x00000000U);
- SETR_32(DM_CM_INFO2, 0x00000000U);
- /* interrupt clear */
- SETR_32(SD_INFO2, (GETR_32(SD_INFO2) & ~SD_INFO2_BRE));
- /* DM_CM_INFO2: DMA-ch1 error occurred */
- if ((BIT17 & mmc_drv_obj.dm_event2) != 0) {
- mmc_drv_obj.dma_error_flag = TRUE;
- } else {
- mmc_drv_obj.during_dma_transfer = FALSE;
- mmc_drv_obj.during_transfer = FALSE;
- }
- /* wait next interrupt */
- mmc_drv_obj.state_machine_blocking = FALSE;
- }
-
- /* Response end */
- else if ((SD_INFO1_INFO0 & mmc_drv_obj.int_event1) != 0) {
- /* interrupt clear */
- SETR_32(SD_INFO1, (GETR_32(SD_INFO1) & ~SD_INFO1_INFO0));
- mmc_drv_obj.state_machine_blocking = FALSE;
- }
- /* Access end */
- else if ((SD_INFO1_INFO2 & mmc_drv_obj.int_event1) != 0) {
- /* interrupt clear */
- SETR_32(SD_INFO1, (GETR_32(SD_INFO1) & ~SD_INFO1_INFO2));
- mmc_drv_obj.state_machine_blocking = FALSE;
- } else {
- /* nothing to do. */
- }
-
- return (uint32_t) 0;
-}
-
-static EMMC_ERROR_CODE emmc_trans_sector(uint32_t *buff_address_virtual)
-{
- uint32_t length, i;
- uint64_t *bufPtrLL;
-
- if (buff_address_virtual == NULL) {
- return EMMC_ERR_PARAM;
- }
-
- if ((mmc_drv_obj.during_transfer != TRUE)
- || (mmc_drv_obj.remain_size == 0)) {
- return EMMC_ERR_STATE;
- }
-
- bufPtrLL = (uint64_t *) buff_address_virtual;
- length = mmc_drv_obj.remain_size;
-
- /* data transefer */
- for (i = 0; i < (length >> 3); i++) {
- /* Write */
- if (mmc_drv_obj.cmd_info.dir == HAL_MEMCARD_WRITE) {
- SETR_64(SD_BUF0, *bufPtrLL); /* buffer --> FIFO */
- }
- /* Read */
- else {
- /* Checks when the read data reaches SD_SIZE. */
- /* The BRE bit is cleared at emmc_interrupt function. */
- if (((i %
- (uint32_t) (EMMC_BLOCK_LENGTH >>
- EMMC_BUF_SIZE_SHIFT)) == 0U)
- && (i != 0U)) {
- /* BRE check */
- while (((GETR_32(SD_INFO2)) & SD_INFO2_BRE) ==
- 0U) {
- /* ERROR check */
- if (((GETR_32(SD_INFO2)) &
- SD_INFO2_ALL_ERR) != 0U) {
- return EMMC_ERR_TRANSFER;
- }
- }
- /* BRE clear */
- SETR_32(SD_INFO2,
- (uint32_t) (GETR_32(SD_INFO2) &
- ~SD_INFO2_BRE));
- }
- *bufPtrLL = GETR_64(SD_BUF0); /* FIFO --> buffer */
- }
- bufPtrLL++;
- }
-
- return EMMC_SUCCESS;
-}
+++ /dev/null
-/*
- * Copyright (c) 2015-2020, Renesas Electronics Corporation. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#include <common/debug.h>
-#include <lib/mmio.h>
-
-#include "emmc_config.h"
-#include "emmc_def.h"
-#include "emmc_hal.h"
-#include "emmc_registers.h"
-#include "emmc_std.h"
-#include "micro_delay.h"
-#include "rcar_def.h"
-
-static EMMC_ERROR_CODE emmc_clock_ctrl(uint8_t mode);
-static EMMC_ERROR_CODE emmc_card_init(void);
-static EMMC_ERROR_CODE emmc_high_speed(void);
-static EMMC_ERROR_CODE emmc_bus_width(uint32_t width);
-static uint32_t emmc_set_timeout_register_value(uint32_t freq);
-static void set_sd_clk(uint32_t clkDiv);
-static uint32_t emmc_calc_tran_speed(uint32_t *freq);
-static void emmc_get_partition_access(void);
-static void emmc_set_bootpartition(void);
-
-static void emmc_set_bootpartition(void)
-{
- uint32_t reg;
-
- reg = mmio_read_32(RCAR_PRR) & (PRR_PRODUCT_MASK | PRR_CUT_MASK);
- if (reg == PRR_PRODUCT_M3_CUT10) {
- mmc_drv_obj.boot_partition_en =
- (EMMC_PARTITION_ID) ((mmc_drv_obj.ext_csd_data[179] &
- EMMC_BOOT_PARTITION_EN_MASK) >>
- EMMC_BOOT_PARTITION_EN_SHIFT);
- } else if ((reg == PRR_PRODUCT_H3_CUT20)
- || (reg == PRR_PRODUCT_M3_CUT11)) {
- mmc_drv_obj.boot_partition_en = mmc_drv_obj.partition_access;
- } else {
- if ((mmio_read_32(MFISBTSTSR) & MFISBTSTSR_BOOT_PARTITION) !=
- 0U) {
- mmc_drv_obj.boot_partition_en = PARTITION_ID_BOOT_2;
- } else {
- mmc_drv_obj.boot_partition_en = PARTITION_ID_BOOT_1;
- }
- }
-}
-
-static EMMC_ERROR_CODE emmc_card_init(void)
-{
- int32_t retry;
- uint32_t freq = MMC_400KHZ; /* 390KHz */
- EMMC_ERROR_CODE result;
- uint32_t result_calc;
-
- /* state check */
- if ((mmc_drv_obj.initialize != TRUE)
- || (mmc_drv_obj.card_power_enable != TRUE)
- || ((GETR_32(SD_INFO2) & SD_INFO2_CBSY) != 0)
- ) {
- emmc_write_error_info(EMMC_FUNCNO_CARD_INIT, EMMC_ERR_STATE);
- return EMMC_ERR_STATE;
- }
-
- /* clock on (force change) */
- mmc_drv_obj.current_freq = 0;
- mmc_drv_obj.max_freq = MMC_20MHZ;
- result = emmc_set_request_mmc_clock(&freq);
- if (result != EMMC_SUCCESS) {
- emmc_write_error_info_func_no(EMMC_FUNCNO_CARD_INIT);
- return EMMC_ERR;
- }
-
- rcar_micro_delay(1000U); /* wait 1ms */
-
- /* Get current access partition */
- emmc_get_partition_access();
-
- /* CMD0, arg=0x00000000 */
- result = emmc_send_idle_cmd(0x00000000);
- if (result != EMMC_SUCCESS) {
- emmc_write_error_info_func_no(EMMC_FUNCNO_CARD_INIT);
- return result;
- }
-
- rcar_micro_delay(200U); /* wait 74clock 390kHz(189.74us) */
-
- /* CMD1 */
- emmc_make_nontrans_cmd(CMD1_SEND_OP_COND, EMMC_HOST_OCR_VALUE);
- for (retry = 300; retry > 0; retry--) {
- result =
- emmc_exec_cmd(EMMC_R1_ERROR_MASK, mmc_drv_obj.response);
- if (result != EMMC_SUCCESS) {
- emmc_write_error_info_func_no(EMMC_FUNCNO_CARD_INIT);
- return result;
- }
-
- if ((mmc_drv_obj.r3_ocr & EMMC_OCR_STATUS_BIT) != 0) {
- break; /* card is ready. exit loop */
- }
- rcar_micro_delay(1000U); /* wait 1ms */
- }
-
- if (retry == 0) {
- emmc_write_error_info(EMMC_FUNCNO_CARD_INIT, EMMC_ERR_TIMEOUT);
- return EMMC_ERR_TIMEOUT;
- }
-
- switch (mmc_drv_obj.r3_ocr & EMMC_OCR_ACCESS_MODE_MASK) {
- case EMMC_OCR_ACCESS_MODE_SECT:
- mmc_drv_obj.access_mode = TRUE; /* sector mode */
- break;
- default:
- /* unknown value */
- emmc_write_error_info(EMMC_FUNCNO_CARD_INIT, EMMC_ERR);
- return EMMC_ERR;
- }
-
- /* CMD2 */
- emmc_make_nontrans_cmd(CMD2_ALL_SEND_CID_MMC, 0x00000000);
- mmc_drv_obj.response = (uint32_t *) (&mmc_drv_obj.cid_data[0]); /* use CID special buffer */
- result = emmc_exec_cmd(EMMC_R1_ERROR_MASK, mmc_drv_obj.response);
- if (result != EMMC_SUCCESS) {
- emmc_write_error_info_func_no(EMMC_FUNCNO_CARD_INIT);
- return result;
- }
-
- /* CMD3 */
- emmc_make_nontrans_cmd(CMD3_SET_RELATIVE_ADDR, EMMC_RCA << 16);
- result = emmc_exec_cmd(EMMC_R1_ERROR_MASK, mmc_drv_obj.response);
- if (result != EMMC_SUCCESS) {
- emmc_write_error_info_func_no(EMMC_FUNCNO_CARD_INIT);
- return result;
- }
-
- /* CMD9 (CSD) */
- emmc_make_nontrans_cmd(CMD9_SEND_CSD, EMMC_RCA << 16);
- mmc_drv_obj.response = (uint32_t *) (&mmc_drv_obj.csd_data[0]); /* use CSD special buffer */
- result = emmc_exec_cmd(EMMC_R1_ERROR_MASK, mmc_drv_obj.response);
- if (result != EMMC_SUCCESS) {
- emmc_write_error_info_func_no(EMMC_FUNCNO_CARD_INIT);
- return result;
- }
-
- /* card version check */
- if (EMMC_CSD_SPEC_VARS() < 4) {
- emmc_write_error_info(EMMC_FUNCNO_CARD_INIT,
- EMMC_ERR_ILLEGAL_CARD);
- return EMMC_ERR_ILLEGAL_CARD;
- }
-
- /* CMD7 (select card) */
- emmc_make_nontrans_cmd(CMD7_SELECT_CARD, EMMC_RCA << 16);
- result = emmc_exec_cmd(EMMC_R1_ERROR_MASK, mmc_drv_obj.response);
- if (result != EMMC_SUCCESS) {
- emmc_write_error_info_func_no(EMMC_FUNCNO_CARD_INIT);
- return result;
- }
-
- mmc_drv_obj.selected = TRUE;
-
- /*
- * card speed check
- * Card spec is calculated from TRAN_SPEED(CSD)
- */
- result_calc = emmc_calc_tran_speed(&freq);
- if (result_calc == 0) {
- emmc_write_error_info(EMMC_FUNCNO_CARD_INIT,
- EMMC_ERR_ILLEGAL_CARD);
- return EMMC_ERR_ILLEGAL_CARD;
- }
- mmc_drv_obj.max_freq = freq; /* max frequency (card spec) */
-
- result = emmc_set_request_mmc_clock(&freq);
- if (result != EMMC_SUCCESS) {
- emmc_write_error_info_func_no(EMMC_FUNCNO_CARD_INIT);
- return EMMC_ERR;
- }
-
- /* set read/write timeout */
- mmc_drv_obj.data_timeout = emmc_set_timeout_register_value(freq);
- SETR_32(SD_OPTION,
- ((GETR_32(SD_OPTION) & ~(SD_OPTION_TIMEOUT_CNT_MASK)) |
- mmc_drv_obj.data_timeout));
-
- /* SET_BLOCKLEN(512byte) */
- /* CMD16 */
- emmc_make_nontrans_cmd(CMD16_SET_BLOCKLEN, EMMC_BLOCK_LENGTH);
- result = emmc_exec_cmd(EMMC_R1_ERROR_MASK, mmc_drv_obj.response);
- if (result != EMMC_SUCCESS) {
- emmc_write_error_info_func_no(EMMC_FUNCNO_CARD_INIT);
- return result;
- }
-
- /* Transfer Data Length */
- SETR_32(SD_SIZE, EMMC_BLOCK_LENGTH);
-
- /* CMD8 (EXT_CSD) */
- emmc_make_trans_cmd(CMD8_SEND_EXT_CSD, 0x00000000,
- (uint32_t *) (&mmc_drv_obj.ext_csd_data[0]),
- EMMC_MAX_EXT_CSD_LENGTH, HAL_MEMCARD_READ,
- HAL_MEMCARD_NOT_DMA);
- result = emmc_exec_cmd(EMMC_R1_ERROR_MASK, mmc_drv_obj.response);
- if (result != EMMC_SUCCESS) {
- /*
- * CMD12 is not send.
- * If BUS initialization is failed, user must be execute Bus initialization again.
- * Bus initialization is start CMD0(soft reset command).
- */
- emmc_write_error_info_func_no(EMMC_FUNCNO_CARD_INIT);
- return result;
- }
-
- /* Set boot partition */
- emmc_set_bootpartition();
-
- return EMMC_SUCCESS;
-}
-
-static EMMC_ERROR_CODE emmc_high_speed(void)
-{
- uint32_t freq; /* High speed mode clock frequency */
- EMMC_ERROR_CODE result;
- uint8_t cardType;
-
- /* state check */
- if (mmc_drv_obj.selected != TRUE) {
- emmc_write_error_info(EMMC_FUNCNO_HIGH_SPEED, EMMC_ERR_STATE);
- return EMMC_ERR_STATE;
- }
-
- /* max frequency */
- cardType = (uint8_t) mmc_drv_obj.ext_csd_data[EMMC_EXT_CSD_CARD_TYPE];
- if ((cardType & EMMC_EXT_CSD_CARD_TYPE_52MHZ) != 0)
- freq = MMC_52MHZ;
- else if ((cardType & EMMC_EXT_CSD_CARD_TYPE_26MHZ) != 0)
- freq = MMC_26MHZ;
- else
- freq = MMC_20MHZ;
-
- /* Hi-Speed-mode selection */
- if ((freq == MMC_52MHZ) || (freq == MMC_26MHZ)) {
- /* CMD6 */
- emmc_make_nontrans_cmd(CMD6_SWITCH, EMMC_SWITCH_HS_TIMING);
- result =
- emmc_exec_cmd(EMMC_R1_ERROR_MASK, mmc_drv_obj.response);
- if (result != EMMC_SUCCESS) {
- emmc_write_error_info_func_no(EMMC_FUNCNO_HIGH_SPEED);
- return result;
- }
-
- mmc_drv_obj.hs_timing = TIMING_HIGH_SPEED; /* High-Speed */
- }
-
- /* set mmc clock */
- mmc_drv_obj.max_freq = freq;
- result = emmc_set_request_mmc_clock(&freq);
- if (result != EMMC_SUCCESS) {
- emmc_write_error_info_func_no(EMMC_FUNCNO_HIGH_SPEED);
- return EMMC_ERR;
- }
-
- /* set read/write timeout */
- mmc_drv_obj.data_timeout = emmc_set_timeout_register_value(freq);
- SETR_32(SD_OPTION,
- ((GETR_32(SD_OPTION) & ~(SD_OPTION_TIMEOUT_CNT_MASK)) |
- mmc_drv_obj.data_timeout));
-
- /* CMD13 */
- emmc_make_nontrans_cmd(CMD13_SEND_STATUS, EMMC_RCA << 16);
- result =
- emmc_exec_cmd(EMMC_R1_ERROR_MASK_WITHOUT_CRC, mmc_drv_obj.response);
- if (result != EMMC_SUCCESS) {
- emmc_write_error_info_func_no(EMMC_FUNCNO_HIGH_SPEED);
- return result;
- }
-
- return EMMC_SUCCESS;
-}
-
-static EMMC_ERROR_CODE emmc_clock_ctrl(uint8_t mode)
-{
- uint32_t value;
-
- /* busy check */
- if ((GETR_32(SD_INFO2) & SD_INFO2_CBSY) != 0) {
- emmc_write_error_info(EMMC_FUNCNO_SET_CLOCK,
- EMMC_ERR_CARD_BUSY);
- return EMMC_ERR;
- }
-
- if (mode == TRUE) {
- /* clock ON */
- value =
- ((GETR_32(SD_CLK_CTRL) | MMC_SD_CLK_START) &
- SD_CLK_WRITE_MASK);
- SETR_32(SD_CLK_CTRL, value); /* on */
- mmc_drv_obj.clock_enable = TRUE;
- } else {
- /* clock OFF */
- value =
- ((GETR_32(SD_CLK_CTRL) & MMC_SD_CLK_STOP) &
- SD_CLK_WRITE_MASK);
- SETR_32(SD_CLK_CTRL, value); /* off */
- mmc_drv_obj.clock_enable = FALSE;
- }
-
- return EMMC_SUCCESS;
-}
-
-static EMMC_ERROR_CODE emmc_bus_width(uint32_t width)
-{
- EMMC_ERROR_CODE result = EMMC_ERR;
-
- /* parameter check */
- if ((width != 8) && (width != 4) && (width != 1)) {
- emmc_write_error_info(EMMC_FUNCNO_BUS_WIDTH, EMMC_ERR_PARAM);
- return EMMC_ERR_PARAM;
- }
-
- /* state check */
- if (mmc_drv_obj.selected != TRUE) {
- emmc_write_error_info(EMMC_FUNCNO_BUS_WIDTH, EMMC_ERR_STATE);
- return EMMC_ERR_STATE;
- }
-
- /* 2 = 8bit, 1 = 4bit, 0 =1bit */
- mmc_drv_obj.bus_width = (HAL_MEMCARD_DATA_WIDTH) (width >> 2);
-
- /* CMD6 */
- emmc_make_nontrans_cmd(CMD6_SWITCH,
- (EMMC_SWITCH_BUS_WIDTH_1 |
- (mmc_drv_obj.bus_width << 8)));
- result = emmc_exec_cmd(EMMC_R1_ERROR_MASK, mmc_drv_obj.response);
- if (result != EMMC_SUCCESS) {
- /* occurred error */
- mmc_drv_obj.bus_width = HAL_MEMCARD_DATA_WIDTH_1_BIT;
- goto EXIT;
- }
-
- switch (mmc_drv_obj.bus_width) {
- case HAL_MEMCARD_DATA_WIDTH_1_BIT:
- SETR_32(SD_OPTION,
- ((GETR_32(SD_OPTION) & ~(BIT15 | BIT13)) | BIT15));
- break;
- case HAL_MEMCARD_DATA_WIDTH_4_BIT:
- SETR_32(SD_OPTION, (GETR_32(SD_OPTION) & ~(BIT15 | BIT13)));
- break;
- case HAL_MEMCARD_DATA_WIDTH_8_BIT:
- SETR_32(SD_OPTION,
- ((GETR_32(SD_OPTION) & ~(BIT15 | BIT13)) | BIT13));
- break;
- default:
- goto EXIT;
- }
-
- /* CMD13 */
- emmc_make_nontrans_cmd(CMD13_SEND_STATUS, EMMC_RCA << 16);
- result = emmc_exec_cmd(EMMC_R1_ERROR_MASK, mmc_drv_obj.response);
- if (result != EMMC_SUCCESS) {
- goto EXIT;
- }
-
- /* CMD8 (EXT_CSD) */
- emmc_make_trans_cmd(CMD8_SEND_EXT_CSD, 0x00000000,
- (uint32_t *) (&mmc_drv_obj.ext_csd_data[0]),
- EMMC_MAX_EXT_CSD_LENGTH, HAL_MEMCARD_READ,
- HAL_MEMCARD_NOT_DMA);
- result = emmc_exec_cmd(EMMC_R1_ERROR_MASK, mmc_drv_obj.response);
- if (result != EMMC_SUCCESS) {
- goto EXIT;
- }
-
- return EMMC_SUCCESS;
-
-EXIT:
- emmc_write_error_info(EMMC_FUNCNO_BUS_WIDTH, result);
- ERROR("BL2: emmc bus_width error end\n");
- return result;
-}
-
-EMMC_ERROR_CODE emmc_select_partition(EMMC_PARTITION_ID id)
-{
- EMMC_ERROR_CODE result;
- uint32_t arg;
- uint32_t partition_config;
-
- /* state check */
- if (mmc_drv_obj.mount != TRUE) {
- emmc_write_error_info(EMMC_FUNCNO_NONE, EMMC_ERR_STATE);
- return EMMC_ERR_STATE;
- }
-
- /* id = PARTITION_ACCESS(Bit[2:0]) */
- if ((id & ~PARTITION_ID_MASK) != 0) {
- emmc_write_error_info(EMMC_FUNCNO_NONE, EMMC_ERR_PARAM);
- return EMMC_ERR_PARAM;
- }
-
- /* EXT_CSD[179] value */
- partition_config =
- (uint32_t) mmc_drv_obj.ext_csd_data[EMMC_EXT_CSD_PARTITION_CONFIG];
- if ((partition_config & PARTITION_ID_MASK) == id) {
- result = EMMC_SUCCESS;
- } else {
-
- partition_config =
- (uint32_t) ((partition_config & ~PARTITION_ID_MASK) | id);
- arg = EMMC_SWITCH_PARTITION_CONFIG | (partition_config << 8);
-
- result = emmc_set_ext_csd(arg);
- }
-
- return result;
-}
-
-static void set_sd_clk(uint32_t clkDiv)
-{
- uint32_t dataL;
-
- dataL = (GETR_32(SD_CLK_CTRL) & (~SD_CLK_CTRL_CLKDIV_MASK));
-
- switch (clkDiv) {
- case 1:
- dataL |= 0x000000FFU;
- break; /* 1/1 */
- case 2:
- dataL |= 0x00000000U;
- break; /* 1/2 */
- case 4:
- dataL |= 0x00000001U;
- break; /* 1/4 */
- case 8:
- dataL |= 0x00000002U;
- break; /* 1/8 */
- case 16:
- dataL |= 0x00000004U;
- break; /* 1/16 */
- case 32:
- dataL |= 0x00000008U;
- break; /* 1/32 */
- case 64:
- dataL |= 0x00000010U;
- break; /* 1/64 */
- case 128:
- dataL |= 0x00000020U;
- break; /* 1/128 */
- case 256:
- dataL |= 0x00000040U;
- break; /* 1/256 */
- case 512:
- dataL |= 0x00000080U;
- break; /* 1/512 */
- }
-
- SETR_32(SD_CLK_CTRL, dataL);
- mmc_drv_obj.current_freq = (uint32_t) clkDiv;
-}
-
-static void emmc_get_partition_access(void)
-{
- uint32_t reg;
- EMMC_ERROR_CODE result;
-
- reg = mmio_read_32(RCAR_PRR) & (PRR_PRODUCT_MASK | PRR_CUT_MASK);
- if ((reg == PRR_PRODUCT_H3_CUT20) || (reg == PRR_PRODUCT_M3_CUT11)) {
- SETR_32(SD_OPTION, 0x000060EEU); /* 8 bits width */
- /* CMD8 (EXT_CSD) */
- emmc_make_trans_cmd(CMD8_SEND_EXT_CSD, 0x00000000U,
- (uint32_t *) (&mmc_drv_obj.ext_csd_data[0]),
- EMMC_MAX_EXT_CSD_LENGTH,
- HAL_MEMCARD_READ, HAL_MEMCARD_NOT_DMA);
- mmc_drv_obj.get_partition_access_flag = TRUE;
- result =
- emmc_exec_cmd(EMMC_R1_ERROR_MASK, mmc_drv_obj.response);
- mmc_drv_obj.get_partition_access_flag = FALSE;
- if (result == EMMC_SUCCESS) {
- mmc_drv_obj.partition_access =
- (EMMC_PARTITION_ID) (mmc_drv_obj.ext_csd_data[179]
- & PARTITION_ID_MASK);
- } else if (result == EMMC_ERR_CMD_TIMEOUT) {
- mmc_drv_obj.partition_access = PARTITION_ID_BOOT_1;
- } else {
- emmc_write_error_info(EMMC_FUNCNO_GET_PERTITION_ACCESS,
- result);
- panic();
- }
- SETR_32(SD_OPTION, 0x0000C0EEU); /* Initialize */
- }
-}
-
-static uint32_t emmc_calc_tran_speed(uint32_t *freq)
-{
- const uint32_t unit[8] = { 10000U, 100000U, 1000000U, 10000000U,
- 0U, 0U, 0U, 0U }; /* frequency unit (1/10) */
- const uint32_t mult[16] = { 0U, 10U, 12U, 13U, 15U, 20U, 26U, 30U, 35U,
- 40U, 45U, 52U, 55U, 60U, 70U, 80U };
- uint32_t tran_speed = EMMC_CSD_TRAN_SPEED();
- uint32_t max_freq;
- uint32_t result;
-
- /*
- * tran_speed = 0x32
- * unit[tran_speed&0x7] = uint[0x2] = 1000000
- * mult[(tran_speed&0x78)>>3] = mult[0x30>>3] = mult[6] = 26
- * 1000000 * 26 = 26000000 (26MHz)
- */
-
- result = 1;
- max_freq =
- unit[tran_speed & EMMC_TRANSPEED_FREQ_UNIT_MASK] *
- mult[(tran_speed & EMMC_TRANSPEED_MULT_MASK) >>
- EMMC_TRANSPEED_MULT_SHIFT];
-
- if (max_freq == 0) {
- result = 0;
- } else if (max_freq >= MMC_FREQ_52MHZ) {
- *freq = MMC_52MHZ;
- } else if (max_freq >= MMC_FREQ_26MHZ) {
- *freq = MMC_26MHZ;
- } else if (max_freq >= MMC_FREQ_20MHZ) {
- *freq = MMC_20MHZ;
- } else {
- *freq = MMC_400KHZ;
- }
-
- return result;
-}
-
-static uint32_t emmc_set_timeout_register_value(uint32_t freq)
-{
- uint32_t timeout_cnt; /* SD_OPTION - Timeout Counter */
-
- switch (freq) {
- case 1U:
- timeout_cnt = 0xE0U;
- break; /* SDCLK * 2^27 */
- case 2U:
- timeout_cnt = 0xE0U;
- break; /* SDCLK * 2^27 */
- case 4U:
- timeout_cnt = 0xD0U;
- break; /* SDCLK * 2^26 */
- case 8U:
- timeout_cnt = 0xC0U;
- break; /* SDCLK * 2^25 */
- case 16U:
- timeout_cnt = 0xB0U;
- break; /* SDCLK * 2^24 */
- case 32U:
- timeout_cnt = 0xA0U;
- break; /* SDCLK * 2^23 */
- case 64U:
- timeout_cnt = 0x90U;
- break; /* SDCLK * 2^22 */
- case 128U:
- timeout_cnt = 0x80U;
- break; /* SDCLK * 2^21 */
- case 256U:
- timeout_cnt = 0x70U;
- break; /* SDCLK * 2^20 */
- case 512U:
- timeout_cnt = 0x70U;
- break; /* SDCLK * 2^20 */
- default:
- timeout_cnt = 0xE0U;
- break; /* SDCLK * 2^27 */
- }
-
- return timeout_cnt;
-}
-
-EMMC_ERROR_CODE emmc_set_ext_csd(uint32_t arg)
-{
- EMMC_ERROR_CODE result;
-
- /* CMD6 */
- emmc_make_nontrans_cmd(CMD6_SWITCH, arg);
- result = emmc_exec_cmd(EMMC_R1_ERROR_MASK, mmc_drv_obj.response);
- if (result != EMMC_SUCCESS) {
- return result;
- }
-
- /* CMD13 */
- emmc_make_nontrans_cmd(CMD13_SEND_STATUS, EMMC_RCA << 16);
- result = emmc_exec_cmd(EMMC_R1_ERROR_MASK, mmc_drv_obj.response);
- if (result != EMMC_SUCCESS) {
- return result;
- }
-
- /* CMD8 (EXT_CSD) */
- emmc_make_trans_cmd(CMD8_SEND_EXT_CSD, 0x00000000,
- (uint32_t *) (&mmc_drv_obj.ext_csd_data[0]),
- EMMC_MAX_EXT_CSD_LENGTH, HAL_MEMCARD_READ,
- HAL_MEMCARD_NOT_DMA);
- result = emmc_exec_cmd(EMMC_R1_ERROR_MASK, mmc_drv_obj.response);
- if (result != EMMC_SUCCESS) {
- return result;
- }
- return EMMC_SUCCESS;
-}
-
-EMMC_ERROR_CODE emmc_set_request_mmc_clock(uint32_t *freq)
-{
- /* parameter check */
- if (freq == NULL) {
- emmc_write_error_info(EMMC_FUNCNO_SET_CLOCK, EMMC_ERR_PARAM);
- return EMMC_ERR_PARAM;
- }
-
- /* state check */
- if ((mmc_drv_obj.initialize != TRUE)
- || (mmc_drv_obj.card_power_enable != TRUE)) {
- emmc_write_error_info(EMMC_FUNCNO_SET_CLOCK, EMMC_ERR_STATE);
- return EMMC_ERR_STATE;
- }
-
- /* clock is already running in the desired frequency. */
- if ((mmc_drv_obj.clock_enable == TRUE)
- && (mmc_drv_obj.current_freq == *freq)) {
- return EMMC_SUCCESS;
- }
-
- /* busy check */
- if ((GETR_32(SD_INFO2) & SD_INFO2_CBSY) != 0) {
- emmc_write_error_info(EMMC_FUNCNO_SET_CLOCK,
- EMMC_ERR_CARD_BUSY);
- return EMMC_ERR;
- }
-
- set_sd_clk(*freq);
- mmc_drv_obj.clock_enable = FALSE;
-
- return emmc_clock_ctrl(TRUE); /* clock on */
-}
-
-EMMC_ERROR_CODE rcar_emmc_mount(void)
-{
- EMMC_ERROR_CODE result;
-
- /* state check */
- if ((mmc_drv_obj.initialize != TRUE)
- || (mmc_drv_obj.card_power_enable != TRUE)
- || ((GETR_32(SD_INFO2) & SD_INFO2_CBSY) != 0)
- ) {
- emmc_write_error_info(EMMC_FUNCNO_MOUNT, EMMC_ERR_STATE);
- return EMMC_ERR_STATE;
- }
-
- /* initialize card (IDLE state --> Transfer state) */
- result = emmc_card_init();
- if (result != EMMC_SUCCESS) {
- emmc_write_error_info_func_no(EMMC_FUNCNO_CARD_INIT);
- if (emmc_clock_ctrl(FALSE) != EMMC_SUCCESS) {
- /* nothing to do. */
- }
- return result;
- }
-
- /* Switching high speed mode */
- result = emmc_high_speed();
- if (result != EMMC_SUCCESS) {
- emmc_write_error_info_func_no(EMMC_FUNCNO_HIGH_SPEED);
- if (emmc_clock_ctrl(FALSE) != EMMC_SUCCESS) {
- /* nothing to do. */
- }
- return result;
- }
-
- /* Changing the data bus width */
- result = emmc_bus_width(8);
- if (result != EMMC_SUCCESS) {
- emmc_write_error_info_func_no(EMMC_FUNCNO_BUS_WIDTH);
- if (emmc_clock_ctrl(FALSE) != EMMC_SUCCESS) {
- /* nothing to do. */
- }
- return result;
- }
-
- /* mount complete */
- mmc_drv_obj.mount = TRUE;
-
- return EMMC_SUCCESS;
-}
+++ /dev/null
-/*
- * Copyright (c) 2015-2020, Renesas Electronics Corporation. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#include <arch_helpers.h>
-
-#include "emmc_config.h"
-#include "emmc_def.h"
-#include "emmc_hal.h"
-#include "emmc_registers.h"
-#include "emmc_std.h"
-
-#define MIN_EMMC(a, b) (((a) < (b)) ? (a) : (b))
-#define EMMC_RW_SECTOR_COUNT_MAX 0x0000ffffU
-
-static EMMC_ERROR_CODE emmc_multiple_block_read(uint32_t *buff_address_virtual,
- uint32_t sector_number, uint32_t count,
- HAL_MEMCARD_DATA_TRANSFER_MODE transfer_mode)
-{
- EMMC_ERROR_CODE result;
-
- /* parameter check */
- if ((count > EMMC_RW_SECTOR_COUNT_MAX)
- || (count == 0)
- || ((transfer_mode != HAL_MEMCARD_DMA)
- && (transfer_mode != HAL_MEMCARD_NOT_DMA))
- ) {
- emmc_write_error_info(EMMC_FUNCNO_READ_SECTOR, EMMC_ERR_PARAM);
- return EMMC_ERR_PARAM;
- }
-
- /* CMD23 */
- emmc_make_nontrans_cmd(CMD23_SET_BLOCK_COUNT, count);
- result = emmc_exec_cmd(EMMC_R1_ERROR_MASK, mmc_drv_obj.response);
- if (result != EMMC_SUCCESS) {
- return result;
- }
- SETR_32(SD_SECCNT, count);
- SETR_32(SD_STOP, 0x00000100);
- /* SD_BUF Read/Write DMA Transfer enable */
- SETR_32(CC_EXT_MODE, (CC_EXT_MODE_CLEAR | CC_EXT_MODE_DMASDRW_ENABLE));
-
- /* CMD18 */
- emmc_make_trans_cmd(CMD18_READ_MULTIPLE_BLOCK, sector_number,
- buff_address_virtual,
- count << EMMC_SECTOR_SIZE_SHIFT, HAL_MEMCARD_READ,
- transfer_mode);
- result = emmc_exec_cmd(EMMC_R1_ERROR_MASK, mmc_drv_obj.response);
- if (result != EMMC_SUCCESS) {
- return result; /* CMD18 error code */
- }
-
- /* CMD13 */
- emmc_make_nontrans_cmd(CMD13_SEND_STATUS, EMMC_RCA << 16);
- result = emmc_exec_cmd(EMMC_R1_ERROR_MASK, mmc_drv_obj.response);
- if (result != EMMC_SUCCESS) {
- return result;
- }
-#if RCAR_BL2_DCACHE == 1
- if (transfer_mode == HAL_MEMCARD_NOT_DMA) {
- flush_dcache_range((uint64_t) buff_address_virtual,
- ((size_t) count << EMMC_SECTOR_SIZE_SHIFT));
- }
-#endif /* RCAR_BL2_DCACHE == 1 */
-
- /* ready status check */
- if ((mmc_drv_obj.r1_card_status & EMMC_R1_READY) == 0) {
- emmc_write_error_info(EMMC_FUNCNO_READ_SECTOR,
- EMMC_ERR_CARD_BUSY);
- return EMMC_ERR_CARD_BUSY;
- }
-
- /* state check */
- if (mmc_drv_obj.current_state != EMMC_R1_STATE_TRAN) {
- emmc_write_error_info(EMMC_FUNCNO_READ_SECTOR,
- EMMC_ERR_CARD_STATE);
- return EMMC_ERR_CARD_STATE;
- }
-
- return EMMC_SUCCESS;
-}
-
-EMMC_ERROR_CODE emmc_read_sector(uint32_t *buff_address_virtual,
- uint32_t sector_number,
- uint32_t count, uint32_t feature_flags)
-{
- uint32_t trans_count;
- uint32_t remain;
- EMMC_ERROR_CODE result;
- HAL_MEMCARD_DATA_TRANSFER_MODE transfer_mode;
-
- /* parameter check */
- if (count == 0) {
- emmc_write_error_info(EMMC_FUNCNO_READ_SECTOR, EMMC_ERR_PARAM);
- return EMMC_ERR_PARAM;
- }
-
- /* state check */
- if (mmc_drv_obj.mount != TRUE) {
- emmc_write_error_info(EMMC_FUNCNO_READ_SECTOR, EMMC_ERR_STATE);
- return EMMC_ERR_STATE;
- }
-
- /* DMA? */
- if ((feature_flags & LOADIMAGE_FLAGS_DMA_ENABLE) != 0) {
- transfer_mode = HAL_MEMCARD_DMA;
- } else {
- transfer_mode = HAL_MEMCARD_NOT_DMA;
- }
-
- remain = count;
- while (remain != 0) {
- trans_count = MIN_EMMC(remain, EMMC_RW_SECTOR_COUNT_MAX);
- result =
- emmc_multiple_block_read(buff_address_virtual,
- sector_number, trans_count,
- transfer_mode);
- if (result != EMMC_SUCCESS) {
- return result;
- }
-
- buff_address_virtual += (EMMC_BLOCK_LENGTH_DW * trans_count);
- sector_number += trans_count;
- remain -= trans_count;
- }
-
- return EMMC_SUCCESS;
-}
+++ /dev/null
-/*
- * Copyright (c) 2015-2020, Renesas Electronics Corporation. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#ifndef EMMC_REGISTERS_H
-#define EMMC_REGISTERS_H
-
-/* MMC channel select */
-#define MMC_CH0 (0U) /* SDHI2/MMC0 */
-#define MMC_CH1 (1U) /* SDHI3/MMC1 */
-
-#if RCAR_LSI == RCAR_E3
-#define USE_MMC_CH (MMC_CH1) /* R-Car E3 */
-#else /* RCAR_LSI == RCAR_E3 */
-#define USE_MMC_CH (MMC_CH0) /* R-Car H3/M3/M3N */
-#endif /* RCAR_LSI == RCAR_E3 */
-
-#define BIT0 (0x00000001U)
-#define BIT1 (0x00000002U)
-#define BIT2 (0x00000004U)
-#define BIT3 (0x00000008U)
-#define BIT4 (0x00000010U)
-#define BIT5 (0x00000020U)
-#define BIT6 (0x00000040U)
-#define BIT7 (0x00000080U)
-#define BIT8 (0x00000100U)
-#define BIT9 (0x00000200U)
-#define BIT10 (0x00000400U)
-#define BIT11 (0x00000800U)
-#define BIT12 (0x00001000U)
-#define BIT13 (0x00002000U)
-#define BIT14 (0x00004000U)
-#define BIT15 (0x00008000U)
-#define BIT16 (0x00010000U)
-#define BIT17 (0x00020000U)
-#define BIT18 (0x00040000U)
-#define BIT19 (0x00080000U)
-#define BIT20 (0x00100000U)
-#define BIT21 (0x00200000U)
-#define BIT22 (0x00400000U)
-#define BIT23 (0x00800000U)
-#define BIT24 (0x01000000U)
-#define BIT25 (0x02000000U)
-#define BIT26 (0x04000000U)
-#define BIT27 (0x08000000U)
-#define BIT28 (0x10000000U)
-#define BIT29 (0x20000000U)
-#define BIT30 (0x40000000U)
-#define BIT31 (0x80000000U)
-
-/* Clock Pulse Generator (CPG) registers */
-#define CPG_BASE (0xE6150000U)
-/* Module stop status register 3 */
-#define CPG_MSTPSR3 (CPG_BASE + 0x0048U)
-/* System module stop control register 3 */
-#define CPG_SMSTPCR3 (CPG_BASE + 0x013CU)
-/* SDHI2 clock frequency control register */
-#define CPG_SD2CKCR (CPG_BASE + 0x0268U)
-/* SDHI3 clock frequency control register */
-#define CPG_SD3CKCR (CPG_BASE + 0x026CU)
-/* CPG Write Protect Register */
-#define CPG_CPGWPR (CPG_BASE + 0x0900U)
-
-#if USE_MMC_CH == MMC_CH0
-#define CPG_SDxCKCR (CPG_SD2CKCR) /* SDHI2/MMC0 */
-#else /* USE_MMC_CH == MMC_CH0 */
-#define CPG_SDxCKCR (CPG_SD3CKCR) /* SDHI3/MMC1 */
-#endif /* USE_MMC_CH == MMC_CH0 */
-
-/* Boot Status register */
-#define MFISBTSTSR (0xE6260604U)
-
-#define MFISBTSTSR_BOOT_PARTITION (0x00000010U)
-
-/* eMMC registers */
-#define MMC0_SD_BASE (0xEE140000U)
-#define MMC1_SD_BASE (0xEE160000U)
-
-#if USE_MMC_CH == MMC_CH0
-#define MMC_SD_BASE (MMC0_SD_BASE)
-#else /* USE_MMC_CH == MMC_CH0 */
-#define MMC_SD_BASE (MMC1_SD_BASE)
-#endif /* USE_MMC_CH == MMC_CH0 */
-
-#define SD_CMD (MMC_SD_BASE + 0x0000U)
-#define SD_PORTSEL (MMC_SD_BASE + 0x0008U)
-#define SD_ARG (MMC_SD_BASE + 0x0010U)
-#define SD_ARG1 (MMC_SD_BASE + 0x0018U)
-#define SD_STOP (MMC_SD_BASE + 0x0020U)
-#define SD_SECCNT (MMC_SD_BASE + 0x0028U)
-#define SD_RSP10 (MMC_SD_BASE + 0x0030U)
-#define SD_RSP1 (MMC_SD_BASE + 0x0038U)
-#define SD_RSP32 (MMC_SD_BASE + 0x0040U)
-#define SD_RSP3 (MMC_SD_BASE + 0x0048U)
-#define SD_RSP54 (MMC_SD_BASE + 0x0050U)
-#define SD_RSP5 (MMC_SD_BASE + 0x0058U)
-#define SD_RSP76 (MMC_SD_BASE + 0x0060U)
-#define SD_RSP7 (MMC_SD_BASE + 0x0068U)
-#define SD_INFO1 (MMC_SD_BASE + 0x0070U)
-#define SD_INFO2 (MMC_SD_BASE + 0x0078U)
-#define SD_INFO1_MASK (MMC_SD_BASE + 0x0080U)
-#define SD_INFO2_MASK (MMC_SD_BASE + 0x0088U)
-#define SD_CLK_CTRL (MMC_SD_BASE + 0x0090U)
-#define SD_SIZE (MMC_SD_BASE + 0x0098U)
-#define SD_OPTION (MMC_SD_BASE + 0x00A0U)
-#define SD_ERR_STS1 (MMC_SD_BASE + 0x00B0U)
-#define SD_ERR_STS2 (MMC_SD_BASE + 0x00B8U)
-#define SD_BUF0 (MMC_SD_BASE + 0x00C0U)
-#define SDIO_MODE (MMC_SD_BASE + 0x00D0U)
-#define SDIO_INFO1 (MMC_SD_BASE + 0x00D8U)
-#define SDIO_INFO1_MASK (MMC_SD_BASE + 0x00E0U)
-#define CC_EXT_MODE (MMC_SD_BASE + 0x0360U)
-#define SOFT_RST (MMC_SD_BASE + 0x0380U)
-#define VERSION (MMC_SD_BASE + 0x0388U)
-#define HOST_MODE (MMC_SD_BASE + 0x0390U)
-#define DM_CM_DTRAN_MODE (MMC_SD_BASE + 0x0820U)
-#define DM_CM_DTRAN_CTRL (MMC_SD_BASE + 0x0828U)
-#define DM_CM_RST (MMC_SD_BASE + 0x0830U)
-#define DM_CM_INFO1 (MMC_SD_BASE + 0x0840U)
-#define DM_CM_INFO1_MASK (MMC_SD_BASE + 0x0848U)
-#define DM_CM_INFO2 (MMC_SD_BASE + 0x0850U)
-#define DM_CM_INFO2_MASK (MMC_SD_BASE + 0x0858U)
-#define DM_DTRAN_ADDR (MMC_SD_BASE + 0x0880U)
-
-/* SD_INFO1 Registers */
-#define SD_INFO1_HPIRES 0x00010000UL /* Response Reception Completion */
-#define SD_INFO1_INFO10 0x00000400UL /* Indicates the SDDAT3 state */
-#define SD_INFO1_INFO9 0x00000200UL /* SDDAT3 Card Insertion */
-#define SD_INFO1_INFO8 0x00000100UL /* SDDAT3 Card Removal */
-#define SD_INFO1_INFO7 0x00000080UL /* Write Protect */
-#define SD_INFO1_INFO5 0x00000020UL /* Indicates the ISDCD state */
-#define SD_INFO1_INFO4 0x00000010UL /* ISDCD Card Insertion */
-#define SD_INFO1_INFO3 0x00000008UL /* ISDCD Card Removal */
-#define SD_INFO1_INFO2 0x00000004UL /* Access end */
-#define SD_INFO1_INFO0 0x00000001UL /* Response end */
-
-/* SD_INFO2 Registers */
-#define SD_INFO2_ILA 0x00008000UL /* Illegal Access Error */
-#define SD_INFO2_CBSY 0x00004000UL /* Command Type Register Busy */
-#define SD_INFO2_SCLKDIVEN 0x00002000UL
-#define SD_INFO2_BWE 0x00000200UL /* SD_BUF Write Enable */
-#define SD_INFO2_BRE 0x00000100UL /* SD_BUF Read Enable */
-#define SD_INFO2_DAT0 0x00000080UL /* SDDAT0 */
-#define SD_INFO2_ERR6 0x00000040UL /* Response Timeout */
-#define SD_INFO2_ERR5 0x00000020UL /* SD_BUF Illegal Read Access */
-#define SD_INFO2_ERR4 0x00000010UL /* SD_BUF Illegal Write Access */
-#define SD_INFO2_ERR3 0x00000008UL /* Data Timeout */
-#define SD_INFO2_ERR2 0x00000004UL /* END Error */
-#define SD_INFO2_ERR1 0x00000002UL /* CRC Error */
-#define SD_INFO2_ERR0 0x00000001UL /* CMD Error */
-#define SD_INFO2_ALL_ERR 0x0000807FUL
-#define SD_INFO2_CLEAR 0x00000800UL /* BIT11 write value should always be 1. HWM_0003 */
-
-/* SOFT_RST */
-#define SOFT_RST_SDRST 0x00000001UL
-
-/* SD_CLK_CTRL */
-#define SD_CLK_CTRL_SDCLKOFFEN 0x00000200UL
-#define SD_CLK_CTRL_SCLKEN 0x00000100UL
-#define SD_CLK_CTRL_CLKDIV_MASK 0x000000FFUL
-#define SD_CLOCK_ENABLE 0x00000100UL
-#define SD_CLOCK_DISABLE 0x00000000UL
-#define SD_CLK_WRITE_MASK 0x000003FFUL
-#define SD_CLK_CLKDIV_CLEAR_MASK 0xFFFFFF0FUL
-
-/* SD_OPTION */
-#define SD_OPTION_TIMEOUT_CNT_MASK 0x000000F0UL
-
-/*
- * MMC Clock Frequency
- * 200MHz * 1/x = output clock
- */
-#define MMC_CLK_OFF 0UL /* Clock output is disabled */
-#define MMC_400KHZ 512UL /* 200MHz * 1/512 = 390 KHz */
-#define MMC_20MHZ 16UL /* 200MHz * 1/16 = 12.5 MHz Normal speed mode */
-#define MMC_26MHZ 8UL /* 200MHz * 1/8 = 25 MHz HS mode 26Mhz */
-#define MMC_52MHZ 4UL /* 200MHz * 1/4 = 50 MHz HS mode 52Mhz */
-#define MMC_100MHZ 2UL /* 200MHz * 1/2 = 100 MHz */
-#define MMC_200MHZ 1UL /* 200MHz * 1/1 = 200 MHz */
-
-#define MMC_FREQ_52MHZ 52000000UL
-#define MMC_FREQ_26MHZ 26000000UL
-#define MMC_FREQ_20MHZ 20000000UL
-
-/* MMC Clock DIV */
-#define MMC_SD_CLK_START 0x00000100UL /* CLOCK On */
-#define MMC_SD_CLK_STOP (~0x00000100UL) /* CLOCK stop */
-#define MMC_SD_CLK_DIV1 0x000000FFUL /* 1/1 */
-#define MMC_SD_CLK_DIV2 0x00000000UL /* 1/2 */
-#define MMC_SD_CLK_DIV4 0x00000001UL /* 1/4 */
-#define MMC_SD_CLK_DIV8 0x00000002UL /* 1/8 */
-#define MMC_SD_CLK_DIV16 0x00000004UL /* 1/16 */
-#define MMC_SD_CLK_DIV32 0x00000008UL /* 1/32 */
-#define MMC_SD_CLK_DIV64 0x00000010UL /* 1/64 */
-#define MMC_SD_CLK_DIV128 0x00000020UL /* 1/128 */
-#define MMC_SD_CLK_DIV256 0x00000040UL /* 1/256 */
-#define MMC_SD_CLK_DIV512 0x00000080UL /* 1/512 */
-
-/* DM_CM_DTRAN_MODE */
-#define DM_CM_DTRAN_MODE_CH0 0x00000000UL /* CH0(downstream) */
-#define DM_CM_DTRAN_MODE_CH1 0x00010000UL /* CH1(upstream) */
-#define DM_CM_DTRAN_MODE_BIT_WIDTH 0x00000030UL
-
-/* CC_EXT_MODE */
-#define CC_EXT_MODE_DMASDRW_ENABLE 0x00000002UL /* SD_BUF Read/Write DMA Transfer */
-#define CC_EXT_MODE_CLEAR 0x00001010UL /* BIT 12 & 4 always 1. */
-
-/* DM_CM_INFO_MASK */
-#define DM_CM_INFO_MASK_CLEAR 0xFFFCFFFEUL
-#define DM_CM_INFO_CH0_ENABLE 0x00010001UL
-#define DM_CM_INFO_CH1_ENABLE 0x00020001UL
-
-/* DM_DTRAN_ADDR */
-#define DM_DTRAN_ADDR_WRITE_MASK 0xFFFFFFF8UL
-
-/* DM_CM_DTRAN_CTRL */
-#define DM_CM_DTRAN_CTRL_START 0x00000001UL
-
-/* SYSC Registers */
-#if USE_MMC_CH == MMC_CH0
-#define CPG_MSTP_MMC (BIT12) /* SDHI2/MMC0 */
-#else /* USE_MMC_CH == MMC_CH0 */
-#define CPG_MSTP_MMC (BIT11) /* SDHI3/MMC1 */
-#endif /* USE_MMC_CH == MMC_CH0 */
-
-#endif /* EMMC_REGISTERS_H */
+++ /dev/null
-/*
- * Copyright (c) 2015-2020, Renesas Electronics Corporation. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#ifndef EMMC_STD_H
-#define EMMC_STD_H
-
-#include "emmc_hal.h"
-
-#ifndef FALSE
-#define FALSE 0U
-#endif
-#ifndef TRUE
-#define TRUE 1U
-#endif
-
-/* 64bit registers */
-#define SETR_64(r, v) (*(volatile uint64_t *)(r) = (v))
-#define GETR_64(r) (*(volatile uint64_t *)(r))
-
-/* 32bit registers */
-#define SETR_32(r, v) (*(volatile uint32_t *)(r) = (v))
-#define GETR_32(r) (*(volatile uint32_t *)(r))
-
-/* 16bit registers */
-#define SETR_16(r, v) (*(volatile uint16_t *)(r) = (v))
-#define GETR_16(r) (*(volatile uint16_t *)(r))
-
-/* 8bit registers */
-#define SETR_8(r, v) (*(volatile uint8_t *)(r) = (v))
-#define GETR_8(r) (*(volatile uint8_t *)(r))
-
-/* CSD register Macros */
-#define EMMC_GET_CID(x, y) (emmc_bit_field(mmc_drv_obj.cid_data, (x), (y)))
-
-#define EMMC_CID_MID() (EMMC_GET_CID(127, 120))
-#define EMMC_CID_CBX() (EMMC_GET_CID(113, 112))
-#define EMMC_CID_OID() (EMMC_GET_CID(111, 104))
-#define EMMC_CID_PNM1() (EMMC_GET_CID(103, 88))
-#define EMMC_CID_PNM2() (EMMC_GET_CID(87, 56))
-#define EMMC_CID_PRV() (EMMC_GET_CID(55, 48))
-#define EMMC_CID_PSN() (EMMC_GET_CID(47, 16))
-#define EMMC_CID_MDT() (EMMC_GET_CID(15, 8))
-#define EMMC_CID_CRC() (EMMC_GET_CID(7, 1))
-
-/* CSD register Macros */
-#define EMMC_GET_CSD(x, y) (emmc_bit_field(mmc_drv_obj.csd_data, (x), (y)))
-
-#define EMMC_CSD_CSD_STRUCTURE() (EMMC_GET_CSD(127, 126))
-#define EMMC_CSD_SPEC_VARS() (EMMC_GET_CSD(125, 122))
-#define EMMC_CSD_TAAC() (EMMC_GET_CSD(119, 112))
-#define EMMC_CSD_NSAC() (EMMC_GET_CSD(111, 104))
-#define EMMC_CSD_TRAN_SPEED() (EMMC_GET_CSD(103, 96))
-#define EMMC_CSD_CCC() (EMMC_GET_CSD(95, 84))
-#define EMMC_CSD_READ_BL_LEN() (EMMC_GET_CSD(83, 80))
-#define EMMC_CSD_READ_BL_PARTIAL() (EMMC_GET_CSD(79, 79))
-#define EMMC_CSD_WRITE_BLK_MISALIGN() (EMMC_GET_CSD(78, 78))
-#define EMMC_CSD_READ_BLK_MISALIGN() (EMMC_GET_CSD(77, 77))
-#define EMMC_CSD_DSR_IMP() (EMMC_GET_CSD(76, 76))
-#define EMMC_CSD_C_SIZE() (EMMC_GET_CSD(73, 62))
-#define EMMC_CSD_VDD_R_CURR_MIN() (EMMC_GET_CSD(61, 59))
-#define EMMC_CSD_VDD_R_CURR_MAX() (EMMC_GET_CSD(58, 56))
-#define EMMC_CSD_VDD_W_CURR_MIN() (EMMC_GET_CSD(55, 53))
-#define EMMC_CSD_VDD_W_CURR_MAX() (EMMC_GET_CSD(52, 50))
-#define EMMC_CSD_C_SIZE_MULT() (EMMC_GET_CSD(49, 47))
-#define EMMC_CSD_ERASE_GRP_SIZE() (EMMC_GET_CSD(46, 42))
-#define EMMC_CSD_ERASE_GRP_MULT() (EMMC_GET_CSD(41, 37))
-#define EMMC_CSD_WP_GRP_SIZE() (EMMC_GET_CSD(36, 32))
-#define EMMC_CSD_WP_GRP_ENABLE() (EMMC_GET_CSD(31, 31))
-#define EMMC_CSD_DEFALT_ECC() (EMMC_GET_CSD(30, 29))
-#define EMMC_CSD_R2W_FACTOR() (EMMC_GET_CSD(28, 26))
-#define EMMC_CSD_WRITE_BL_LEN() (EMMC_GET_CSD(25, 22))
-#define EMMC_CSD_WRITE_BL_PARTIAL() (EMMC_GET_CSD(21, 21))
-#define EMMC_CSD_CONTENT_PROT_APP() (EMMC_GET_CSD(16, 16))
-#define EMMC_CSD_FILE_FORMAT_GRP() (EMMC_GET_CSD(15, 15))
-#define EMMC_CSD_COPY() (EMMC_GET_CSD(14, 14))
-#define EMMC_CSD_PERM_WRITE_PROTECT() (EMMC_GET_CSD(13, 13))
-#define EMMC_CSD_TMP_WRITE_PROTECT() (EMMC_GET_CSD(12, 12))
-#define EMMC_CSD_FILE_FORMAT() (EMMC_GET_CSD(11, 10))
-#define EMMC_CSD_ECC() (EMMC_GET_CSD(9, 8))
-#define EMMC_CSD_CRC() (EMMC_GET_CSD(7, 1))
-
-/* sector access */
-#define EMMC_4B_BOUNDARY_CHECK_MASK 0x00000003
-#define EMMC_SECTOR_SIZE_SHIFT 9U /* 512 = 2^9 */
-#define EMMC_SECTOR_SIZE 512
-#define EMMC_BLOCK_LENGTH 512
-#define EMMC_BLOCK_LENGTH_DW 128
-#define EMMC_BUF_SIZE_SHIFT 3U /* 8byte = 2^3 */
-
-/* eMMC specification clock */
-#define EMMC_CLOCK_SPEC_400K 400000UL /* initialize clock 400KHz */
-#define EMMC_CLOCK_SPEC_20M 20000000UL /* normal speed 20MHz */
-#define EMMC_CLOCK_SPEC_26M 26000000UL /* high speed 26MHz */
-#define EMMC_CLOCK_SPEC_52M 52000000UL /* high speed 52MHz */
-#define EMMC_CLOCK_SPEC_100M 100000000UL /* high speed 100MHz */
-
-/* EMMC driver error code. (extended HAL_MEMCARD_RETURN) */
-typedef enum {
- EMMC_ERR = 0, /* unknown error */
- EMMC_SUCCESS, /* OK */
- EMMC_ERR_FROM_DMAC, /* DMAC allocation error */
- EMMC_ERR_FROM_DMAC_TRANSFER, /* DMAC transfer error */
- EMMC_ERR_CARD_STATUS_BIT, /* card status error */
- EMMC_ERR_CMD_TIMEOUT, /* command timeout error */
- EMMC_ERR_DATA_TIMEOUT, /* data timeout error */
- EMMC_ERR_CMD_CRC, /* command CRC error */
- EMMC_ERR_DATA_CRC, /* data CRC error */
- EMMC_ERR_PARAM, /* parameter error */
- EMMC_ERR_RESPONSE, /* response error */
- EMMC_ERR_RESPONSE_BUSY, /* response busy error */
- EMMC_ERR_TRANSFER, /* data transfer error */
- EMMC_ERR_READ_SECTOR, /* read sector error */
- EMMC_ERR_WRITE_SECTOR, /* write sector error */
- EMMC_ERR_STATE, /* state error */
- EMMC_ERR_TIMEOUT, /* timeout error */
- EMMC_ERR_ILLEGAL_CARD, /* illegal card */
- EMMC_ERR_CARD_BUSY, /* Busy state */
- EMMC_ERR_CARD_STATE, /* card state error */
- EMMC_ERR_SET_TRACE, /* trace information error */
- EMMC_ERR_FROM_TIMER, /* Timer error */
- EMMC_ERR_FORCE_TERMINATE, /* Force terminate */
- EMMC_ERR_CARD_POWER, /* card power fail */
- EMMC_ERR_ERASE_SECTOR, /* erase sector error */
- EMMC_ERR_INFO2 /* exec cmd error info2 */
-} EMMC_ERROR_CODE;
-
-/* Function number */
-#define EMMC_FUNCNO_NONE 0U
-#define EMMC_FUNCNO_DRIVER_INIT 1U
-#define EMMC_FUNCNO_CARD_POWER_ON 2U
-#define EMMC_FUNCNO_MOUNT 3U
-#define EMMC_FUNCNO_CARD_INIT 4U
-#define EMMC_FUNCNO_HIGH_SPEED 5U
-#define EMMC_FUNCNO_BUS_WIDTH 6U
-#define EMMC_FUNCNO_MULTI_BOOT_SELECT_PARTITION 7U
-#define EMMC_FUNCNO_MULTI_BOOT_READ_SECTOR 8U
-#define EMMC_FUNCNO_TRANS_DATA_READ_SECTOR 9U
-#define EMMC_FUNCNO_UBOOT_IMAGE_SELECT_PARTITION 10U
-#define EMMC_FUNCNO_UBOOT_IMAGE_READ_SECTOR 11U
-#define EMMC_FUNCNO_SET_CLOCK 12U
-#define EMMC_FUNCNO_EXEC_CMD 13U
-#define EMMC_FUNCNO_READ_SECTOR 14U
-#define EMMC_FUNCNO_WRITE_SECTOR 15U
-#define EMMC_FUNCNO_ERASE_SECTOR 16U
-#define EMMC_FUNCNO_GET_PERTITION_ACCESS 17U
-/*
- * Response
- * R1
- * Type 'E' bit and bit14(must be 0). ignore bit22
- */
-#define EMMC_R1_ERROR_MASK 0xFDBFE080U
-/* Ignore bit23 (Not check CRC error) */
-#define EMMC_R1_ERROR_MASK_WITHOUT_CRC (0xFD3FE080U)
-#define EMMC_R1_STATE_MASK 0x00001E00U /* [12:9] */
-#define EMMC_R1_READY 0x00000100U /* bit8 */
-#define EMMC_R1_STATE_SHIFT 9
-
-/* R4 */
-#define EMMC_R4_RCA_MASK 0xFFFF0000UL
-#define EMMC_R4_STATUS 0x00008000UL
-
-/* CSD */
-#define EMMC_TRANSPEED_FREQ_UNIT_MASK 0x07 /* bit[2:0] */
-#define EMMC_TRANSPEED_FREQ_UNIT_SHIFT 0
-#define EMMC_TRANSPEED_MULT_MASK 0x78 /* bit[6:3] */
-#define EMMC_TRANSPEED_MULT_SHIFT 3
-
-/* OCR */
-#define EMMC_HOST_OCR_VALUE 0x40FF8080
-#define EMMC_OCR_STATUS_BIT 0x80000000L /* Card power up status bit */
-#define EMMC_OCR_ACCESS_MODE_MASK 0x60000000L /* bit[30:29] */
-#define EMMC_OCR_ACCESS_MODE_SECT 0x40000000L
-#define EMMC_OCR_ACCESS_MODE_BYTE 0x00000000L
-
-/* EXT_CSD */
-#define EMMC_EXT_CSD_S_CMD_SET 504
-#define EMMC_EXT_CSD_INI_TIMEOUT_AP 241
-#define EMMC_EXT_CSD_PWR_CL_DDR_52_360 239
-#define EMMC_EXT_CSD_PWR_CL_DDR_52_195 238
-#define EMMC_EXT_CSD_MIN_PERF_DDR_W_8_52 235
-#define EMMC_EXT_CSD_MIN_PERF_DDR_R_8_52 234
-#define EMMC_EXT_CSD_TRIM_MULT 232
-#define EMMC_EXT_CSD_SEC_FEATURE_SUPPORT 231
-#define EMMC_EXT_CSD_SEC_ERASE_MULT 229
-#define EMMC_EXT_CSD_BOOT_INFO 228
-#define EMMC_EXT_CSD_BOOT_SIZE_MULTI 226
-#define EMMC_EXT_CSD_ACC_SIZE 225
-#define EMMC_EXT_CSD_HC_ERASE_GRP_SIZE 224
-#define EMMC_EXT_CSD_ERASE_TIMEOUT_MULT 223
-#define EMMC_EXT_CSD_PEL_WR_SEC_C 222
-#define EMMC_EXT_CSD_HC_WP_GRP_SIZE 221
-#define EMMC_EXT_CSD_S_C_VCC 220
-#define EMMC_EXT_CSD_S_C_VCCQ 219
-#define EMMC_EXT_CSD_S_A_TIMEOUT 217
-#define EMMC_EXT_CSD_SEC_COUNT 215
-#define EMMC_EXT_CSD_MIN_PERF_W_8_52 210
-#define EMMC_EXT_CSD_MIN_PERF_R_8_52 209
-#define EMMC_EXT_CSD_MIN_PERF_W_8_26_4_52 208
-#define EMMC_EXT_CSD_MIN_PERF_R_8_26_4_52 207
-#define EMMC_EXT_CSD_MIN_PERF_W_4_26 206
-#define EMMC_EXT_CSD_MIN_PERF_R_4_26 205
-#define EMMC_EXT_CSD_PWR_CL_26_360 203
-#define EMMC_EXT_CSD_PWR_CL_52_360 202
-#define EMMC_EXT_CSD_PWR_CL_26_195 201
-#define EMMC_EXT_CSD_PWR_CL_52_195 200
-#define EMMC_EXT_CSD_CARD_TYPE 196
-#define EMMC_EXT_CSD_CSD_STRUCTURE 194
-#define EMMC_EXT_CSD_EXT_CSD_REV 192
-#define EMMC_EXT_CSD_CMD_SET 191
-#define EMMC_EXT_CSD_CMD_SET_REV 189
-#define EMMC_EXT_CSD_POWER_CLASS 187
-#define EMMC_EXT_CSD_HS_TIMING 185
-#define EMMC_EXT_CSD_BUS_WIDTH 183
-#define EMMC_EXT_CSD_ERASED_MEM_CONT 181
-#define EMMC_EXT_CSD_PARTITION_CONFIG 179
-#define EMMC_EXT_CSD_BOOT_CONFIG_PROT 178
-#define EMMC_EXT_CSD_BOOT_BUS_WIDTH 177
-#define EMMC_EXT_CSD_ERASE_GROUP_DEF 175
-#define EMMC_EXT_CSD_BOOT_WP 173
-#define EMMC_EXT_CSD_USER_WP 171
-#define EMMC_EXT_CSD_FW_CONFIG 169
-#define EMMC_EXT_CSD_RPMB_SIZE_MULT 168
-#define EMMC_EXT_CSD_RST_n_FUNCTION 162
-#define EMMC_EXT_CSD_PARTITIONING_SUPPORT 160
-#define EMMC_EXT_CSD_MAX_ENH_SIZE_MULT 159
-#define EMMC_EXT_CSD_PARTITIONS_ATTRIBUTE 156
-#define EMMC_EXT_CSD_PARTITION_SETTING_COMPLETED 155
-#define EMMC_EXT_CSD_GP_SIZE_MULT 154
-#define EMMC_EXT_CSD_ENH_SIZE_MULT 142
-#define EMMC_EXT_CSD_ENH_START_ADDR 139
-#define EMMC_EXT_CSD_SEC_BAD_BLK_MGMNT 134
-
-#define EMMC_EXT_CSD_CARD_TYPE_26MHZ 0x01
-#define EMMC_EXT_CSD_CARD_TYPE_52MHZ 0x02
-#define EMMC_EXT_CSD_CARD_TYPE_DDR_52MHZ_12V 0x04
-#define EMMC_EXT_CSD_CARD_TYPE_DDR_52MHZ_18V 0x08
-#define EMMC_EXT_CSD_CARD_TYPE_52MHZ_MASK 0x0e
-
-/* SWITCH (CMD6) argument */
-#define EXTCSD_ACCESS_BYTE (BIT25 | BIT24)
-#define EXTCSD_SET_BITS BIT24
-
-#define HS_TIMING_ADD (185 << 16) /* H'b9 */
-#define HS_TIMING_1 (1 << 8)
-#define HS_TIMING_HS200 (2 << 8)
-#define HS_TIMING_HS400 (3 << 8)
-
-#define BUS_WIDTH_ADD (183 << 16) /* H'b7 */
-#define BUS_WIDTH_1 (0 << 8)
-#define BUS_WIDTH_4 (1 << 8)
-#define BUS_WIDTH_8 (2 << 8)
-#define BUS_WIDTH_4DDR (5 << 8)
-#define BUS_WIDTH_8DDR (6 << 8)
-
-#define EMMC_SWITCH_HS_TIMING (EXTCSD_ACCESS_BYTE | HS_TIMING_ADD |\
- HS_TIMING_1) /* H'03b90100 */
-#define EMMC_SWITCH_HS_TIMING_OFF (EXTCSD_ACCESS_BYTE |\
- HS_TIMING_ADD) /* H'03b90000 */
-
-#define EMMC_SWITCH_BUS_WIDTH_1 (EXTCSD_ACCESS_BYTE | BUS_WIDTH_ADD |\
- BUS_WIDTH_1) /* H'03b70000 */
-#define EMMC_SWITCH_BUS_WIDTH_4 (EXTCSD_ACCESS_BYTE | BUS_WIDTH_ADD |\
- BUS_WIDTH_4) /* H'03b70100 */
-#define EMMC_SWITCH_BUS_WIDTH_8 (EXTCSD_ACCESS_BYTE | BUS_WIDTH_ADD |\
- BUS_WIDTH_8) /* H'03b70200 */
-#define EMMC_SWITCH_BUS_WIDTH_4DDR (EXTCSD_ACCESS_BYTE | BUS_WIDTH_ADD |\
- BUS_WIDTH_4DDR) /* H'03b70500 */
-#define EMMC_SWITCH_BUS_WIDTH_8DDR (EXTCSD_ACCESS_BYTE | BUS_WIDTH_ADD |\
- BUS_WIDTH_8DDR) /* H'03b70600 */
-/* Partition config = 0x00 */
-#define EMMC_SWITCH_PARTITION_CONFIG 0x03B30000UL
-
-#define TIMING_HIGH_SPEED 1UL
-#define EMMC_BOOT_PARTITION_EN_MASK 0x38U
-#define EMMC_BOOT_PARTITION_EN_SHIFT 3U
-
-/* Bus width */
-#define EMMC_BUSWIDTH_1BIT CE_CMD_SET_DATW_1BIT
-#define EMMC_BUSWIDTH_4BIT CE_CMD_SET_DATW_4BIT
-#define EMMC_BUSWIDTH_8BIT CE_CMD_SET_DATW_8BIT
-
-/* for st_mmc_base */
-#define EMMC_MAX_RESPONSE_LENGTH 17
-#define EMMC_MAX_CID_LENGTH 16
-#define EMMC_MAX_CSD_LENGTH 16
-#define EMMC_MAX_EXT_CSD_LENGTH 512U
-#define EMMC_RES_REG_ALIGNED 4U
-#define EMMC_BUF_REG_ALIGNED 8U
-
-/* TAAC mask */
-#define TAAC_TIME_UNIT_MASK (0x07)
-#define TAAC_MULTIPLIER_FACTOR_MASK (0x0F)
-
-/* Partition id */
-typedef enum {
- PARTITION_ID_USER = 0x0, /* User Area */
- PARTITION_ID_BOOT_1 = 0x1, /* boot partition 1 */
- PARTITION_ID_BOOT_2 = 0x2, /* boot partition 2 */
- PARTITION_ID_RPMB = 0x3, /* Replay Protected Memory Block */
- PARTITION_ID_GP_1 = 0x4, /* General Purpose partition 1 */
- PARTITION_ID_GP_2 = 0x5, /* General Purpose partition 2 */
- PARTITION_ID_GP_3 = 0x6, /* General Purpose partition 3 */
- PARTITION_ID_GP_4 = 0x7, /* General Purpose partition 4 */
- PARTITION_ID_MASK = 0x7 /* [2:0] */
-} EMMC_PARTITION_ID;
-
-/* card state in R1 response [12:9] */
-typedef enum {
- EMMC_R1_STATE_IDLE = 0,
- EMMC_R1_STATE_READY,
- EMMC_R1_STATE_IDENT,
- EMMC_R1_STATE_STBY,
- EMMC_R1_STATE_TRAN,
- EMMC_R1_STATE_DATA,
- EMMC_R1_STATE_RCV,
- EMMC_R1_STATE_PRG,
- EMMC_R1_STATE_DIS,
- EMMC_R1_STATE_BTST,
- EMMC_R1_STATE_SLEP
-} EMMC_R1_STATE;
-
-typedef enum {
- ESTATE_BEGIN = 0,
- ESTATE_ISSUE_CMD,
- ESTATE_NON_RESP_CMD,
- ESTATE_RCV_RESP,
- ESTATE_RCV_RESPONSE_BUSY,
- ESTATE_CHECK_RESPONSE_COMPLETE,
- ESTATE_DATA_TRANSFER,
- ESTATE_DATA_TRANSFER_COMPLETE,
- ESTATE_ACCESS_END,
- ESTATE_TRANSFER_ERROR,
- ESTATE_ERROR,
- ESTATE_END
-} EMMC_INT_STATE;
-
-/* eMMC boot driver error information */
-typedef struct {
- uint16_t num; /* error no */
- uint16_t code; /* error code */
-
- volatile uint32_t info1; /* SD_INFO1. (hw dependent) */
- volatile uint32_t info2; /* SD_INFO2. (hw dependent) */
- volatile uint32_t status1; /* SD_ERR_STS1. (hw dependent) */
- volatile uint32_t status2; /* SD_ERR_STS2. (hw dependent) */
- volatile uint32_t dm_info1; /* DM_CM_INFO1. (hw dependent) */
- volatile uint32_t dm_info2; /* DM_CM_INFO2. (hw dependent) */
-} st_error_info;
-
-/* Command information */
-typedef struct {
- HAL_MEMCARD_COMMAND cmd; /* Command information */
- uint32_t arg; /* argument */
- HAL_MEMCARD_OPERATION dir; /* direction */
- uint32_t hw; /* SD_CMD register value. */
-} st_command_info;
-
-/* MMC driver base */
-typedef struct {
- st_error_info error_info; /* error information */
- st_command_info cmd_info; /* command information */
-
- /* for data transfer */
- uint32_t *buff_address_virtual; /* Dest or Src buff */
- uint32_t *buff_address_physical; /* Dest or Src buff */
- HAL_MEMCARD_DATA_WIDTH bus_width; /* bus width */
-
- uint32_t trans_size; /* transfer size for this command */
- uint32_t remain_size; /* remain size for this command */
- uint32_t response_length; /* response length for this command */
- uint32_t sector_size; /* sector_size */
-
- /* clock */
- uint32_t base_clock; /* MMC host controller clock */
- /*
- * Max freq (Card Spec)[Hz]. It changes dynamically by CSD and
- * EXT_CSD.
- */
- uint32_t max_freq;
- /* request freq [Hz] (400K, 26MHz, 52MHz, etc) */
- uint32_t request_freq;
- /* current MMC clock[Hz] (the closest frequency supported by HW) */
- uint32_t current_freq;
-
- /* state flag */
- /* presence status of the memory card */
- HAL_MEMCARD_PRESENCE_STATUS card_present;
-
- uint32_t card_power_enable;
- uint32_t clock_enable;
- /* True : initialize complete. */
- uint32_t initialize;
- /* True : sector access, FALSE : byte access */
- uint32_t access_mode;
- /* True : mount complete. */
- uint32_t mount;
- /* True : selected card. */
- uint32_t selected;
- /* 0: DMA, 1:PIO */
- HAL_MEMCARD_DATA_TRANSFER_MODE transfer_mode;
-
- /* loaded ISSW image No. ISSW have copy image. */
- uint32_t image_num;
- /* card state */
- EMMC_R1_STATE current_state;
- /* True : during command processing */
- volatile uint32_t during_cmd_processing;
- /* True : during transfer */
- volatile uint32_t during_transfer;
- /* True : during transfer (DMA) */
- volatile uint32_t during_dma_transfer;
- /* True : occurred DMAC error */
- volatile uint32_t dma_error_flag;
- /* force terminate flag */
- volatile uint32_t force_terminate;
- /* state machine blocking flag : True or False */
- volatile uint32_t state_machine_blocking;
- /* True : get partition access processing */
- volatile uint32_t get_partition_access_flag;
-
- EMMC_PARTITION_ID boot_partition_en; /* Boot partition */
- EMMC_PARTITION_ID partition_access; /* Current access partition */
-
- /* timeout */
- uint32_t hs_timing;
-
- /* read and write data timeout */
- uint32_t data_timeout;
-
- /* retry */
- uint32_t retries_after_fail;
-
- /* interrupt */
- volatile uint32_t int_event1; /* interrupt SD_INFO1 Event */
- volatile uint32_t int_event2; /* interrupt SD_INFO2 Event */
- volatile uint32_t dm_event1; /* interrupt DM_CM_INFO1 Event */
- volatile uint32_t dm_event2; /* interrupt DM_CM_INFO2 Event */
-
- /* response */
- uint32_t *response; /* buffer ptr for executing command. */
- uint32_t r1_card_status; /* R1 response data */
- uint32_t r3_ocr; /* R3 response data */
- uint32_t r4_resp; /* R4 response data */
- uint32_t r5_resp; /* R5 response data */
-
- /* True : clock mode is low. (MMC clock = Max26MHz) */
- uint32_t low_clock_mode_enable;
-
- uint32_t reserved2;
- uint32_t reserved3;
- uint32_t reserved4;
-
- /* CSD registers (4byte align) */
- uint8_t csd_data[EMMC_MAX_CSD_LENGTH] /* CSD */
- __attribute__ ((aligned(EMMC_RES_REG_ALIGNED)));
- /* CID registers (4byte align) */
- uint8_t cid_data[EMMC_MAX_CID_LENGTH] /* CID */
- __attribute__ ((aligned(EMMC_RES_REG_ALIGNED)));
- /* EXT CSD registers (8byte align) */
- uint8_t ext_csd_data[EMMC_MAX_EXT_CSD_LENGTH] /* EXT_CSD */
- __attribute__ ((aligned(EMMC_BUF_REG_ALIGNED)));
- /* Response registers (4byte align) */
- uint8_t response_data[EMMC_MAX_RESPONSE_LENGTH] /* other response */
- __attribute__ ((aligned(EMMC_RES_REG_ALIGNED)));
-} st_mmc_base;
-
-typedef int (*func) (void);
-
-uint32_t emmc_get_csd_time(void);
-
-#define MMC_DEBUG
-#endif /* EMMC_STD_H */
+++ /dev/null
-/*
- * Copyright (c) 2015-2020, Renesas Electronics Corporation. All rights reserved.
- *
- * SPDX-License-Identifier: BSD-3-Clause
- */
-
-#include <common/debug.h>
-
-#include "emmc_config.h"
-#include "emmc_def.h"
-#include "emmc_hal.h"
-#include "emmc_registers.h"
-#include "emmc_std.h"
-
-static const uint32_t cmd_reg_hw[EMMC_CMD_MAX + 1] = {
- 0x00000000, /* CMD0 */
- 0x00000701, /* CMD1 */
- 0x00000002, /* CMD2 */
- 0x00000003, /* CMD3 */
- 0x00000004, /* CMD4 */
- 0x00000505, /* CMD5 */
- 0x00000406, /* CMD6 */
- 0x00000007, /* CMD7 */
- 0x00001C08, /* CMD8 */
- 0x00000009, /* CMD9 */
- 0x0000000A, /* CMD10 */
- 0x00000000, /* reserved */
- 0x0000000C, /* CMD12 */
- 0x0000000D, /* CMD13 */
- 0x00001C0E, /* CMD14 */
- 0x0000000F, /* CMD15 */
- 0x00000010, /* CMD16 */
- 0x00000011, /* CMD17 */
- 0x00007C12, /* CMD18 */
- 0x00000C13, /* CMD19 */
- 0x00000000,
- 0x00001C15, /* CMD21 */
- 0x00000000,
- 0x00000017, /* CMD23 */
- 0x00000018, /* CMD24 */
- 0x00006C19, /* CMD25 */
- 0x00000C1A, /* CMD26 */
- 0x0000001B, /* CMD27 */
- 0x0000001C, /* CMD28 */
- 0x0000001D, /* CMD29 */
- 0x0000001E, /* CMD30 */
- 0x00001C1F, /* CMD31 */
- 0x00000000,
- 0x00000000,
- 0x00000000,
- 0x00000423, /* CMD35 */
- 0x00000424, /* CMD36 */
- 0x00000000,
- 0x00000026, /* CMD38 */
- 0x00000427, /* CMD39 */
- 0x00000428, /* CMD40(send cmd) */
- 0x00000000,
- 0x0000002A, /* CMD42 */
- 0x00000000,
- 0x00000000,
- 0x00000000,
- 0x00000000,
- 0x00000000,
- 0x00000000,
- 0x00000C31,
- 0x00000000,
- 0x00000000,
- 0x00000000,
- 0x00007C35,
- 0x00006C36,
- 0x00000037, /* CMD55 */
- 0x00000038, /* CMD56(Read) */
- 0x00000000,
- 0x00000000,
- 0x00000000,
- 0x00000000
-};
-
-uint32_t emmc_bit_field(uint8_t *data, uint32_t top, uint32_t bottom)
-{
- uint32_t value;
-
- uint32_t index_top = (uint32_t) (15 - (top >> 3));
- uint32_t index_bottom = (uint32_t) (15 - (bottom >> 3));
-
- if (index_top == index_bottom) {
- value = data[index_top];
- } else if ((index_top + 1) == index_bottom) {
- value =
- (uint32_t) ((data[index_top] << 8) | data[index_bottom]);
- } else if ((index_top + 2) == index_bottom) {
- value =
- (uint32_t) ((data[index_top] << 16) |
- (data[index_top + 1] << 8) | data[index_top +
- 2]);
- } else {
- value =
- (uint32_t) ((data[index_top] << 24) |
- (data[index_top + 1] << 16) |
- (data[index_top + 2] << 8) |
- data[index_top + 3]);
- }
-
- value = ((value >> (bottom & 0x07)) & ((1 << (top - bottom + 1)) - 1));
-
- return value;
-}
-
-void emmc_write_error_info(uint16_t func_no, EMMC_ERROR_CODE error_code)
-{
-
- mmc_drv_obj.error_info.num = func_no;
- mmc_drv_obj.error_info.code = (uint16_t) error_code;
-
- ERROR("BL2: emmc err:func_no=0x%x code=0x%x\n", func_no, error_code);
-}
-
-void emmc_write_error_info_func_no(uint16_t func_no)
-{
-
- mmc_drv_obj.error_info.num = func_no;
-
- ERROR("BL2: emmc err:func_no=0x%x\n", func_no);
-}
-
-void emmc_make_nontrans_cmd(HAL_MEMCARD_COMMAND cmd, uint32_t arg)
-{
- /* command information */
- mmc_drv_obj.cmd_info.cmd = cmd;
- mmc_drv_obj.cmd_info.arg = arg;
- mmc_drv_obj.cmd_info.dir = HAL_MEMCARD_READ;
- mmc_drv_obj.cmd_info.hw =
- cmd_reg_hw[cmd & HAL_MEMCARD_COMMAND_INDEX_MASK];
-
- /* clear data transfer information */
- mmc_drv_obj.trans_size = 0;
- mmc_drv_obj.remain_size = 0;
- mmc_drv_obj.buff_address_virtual = NULL;
- mmc_drv_obj.buff_address_physical = NULL;
-
- /* response information */
- mmc_drv_obj.response_length = 6;
-
- switch (mmc_drv_obj.cmd_info.cmd & HAL_MEMCARD_RESPONSE_TYPE_MASK) {
- case HAL_MEMCARD_RESPONSE_NONE:
- mmc_drv_obj.response = (uint32_t *) mmc_drv_obj.response_data;
- mmc_drv_obj.response_length = 0;
- break;
- case HAL_MEMCARD_RESPONSE_R1:
- mmc_drv_obj.response = &mmc_drv_obj.r1_card_status;
- break;
- case HAL_MEMCARD_RESPONSE_R1b:
- mmc_drv_obj.cmd_info.hw |= BIT10; /* bit10 = R1 busy bit */
- mmc_drv_obj.response = &mmc_drv_obj.r1_card_status;
- break;
- case HAL_MEMCARD_RESPONSE_R2:
- mmc_drv_obj.response = (uint32_t *) mmc_drv_obj.response_data;
- mmc_drv_obj.response_length = 17;
- break;
- case HAL_MEMCARD_RESPONSE_R3:
- mmc_drv_obj.response = &mmc_drv_obj.r3_ocr;
- break;
- case HAL_MEMCARD_RESPONSE_R4:
- mmc_drv_obj.response = &mmc_drv_obj.r4_resp;
- break;
- case HAL_MEMCARD_RESPONSE_R5:
- mmc_drv_obj.response = &mmc_drv_obj.r5_resp;
- break;
- default:
- mmc_drv_obj.response = (uint32_t *) mmc_drv_obj.response_data;
- break;
- }
-}
-
-void emmc_make_trans_cmd(HAL_MEMCARD_COMMAND cmd, uint32_t arg,
- uint32_t *buff_address_virtual,
- uint32_t len,
- HAL_MEMCARD_OPERATION dir,
- HAL_MEMCARD_DATA_TRANSFER_MODE transfer_mode)
-{
- emmc_make_nontrans_cmd(cmd, arg); /* update common information */
-
- /* for data transfer command */
- mmc_drv_obj.cmd_info.dir = dir;
- mmc_drv_obj.buff_address_virtual = buff_address_virtual;
- mmc_drv_obj.buff_address_physical = buff_address_virtual;
- mmc_drv_obj.trans_size = len;
- mmc_drv_obj.remain_size = len;
- mmc_drv_obj.transfer_mode = transfer_mode;
-}
-
-EMMC_ERROR_CODE emmc_send_idle_cmd(uint32_t arg)
-{
- EMMC_ERROR_CODE result;
- uint32_t freq;
-
- /* initialize state */
- mmc_drv_obj.mount = FALSE;
- mmc_drv_obj.selected = FALSE;
- mmc_drv_obj.during_transfer = FALSE;
- mmc_drv_obj.during_cmd_processing = FALSE;
- mmc_drv_obj.during_dma_transfer = FALSE;
- mmc_drv_obj.dma_error_flag = FALSE;
- mmc_drv_obj.force_terminate = FALSE;
- mmc_drv_obj.state_machine_blocking = FALSE;
-
- mmc_drv_obj.bus_width = HAL_MEMCARD_DATA_WIDTH_1_BIT;
- mmc_drv_obj.max_freq = MMC_20MHZ; /* 20MHz */
- mmc_drv_obj.current_state = EMMC_R1_STATE_IDLE;
-
- /* CMD0 (MMC clock is current frequency. if Data transfer mode, 20MHz or higher.) */
- emmc_make_nontrans_cmd(CMD0_GO_IDLE_STATE, arg); /* CMD0 */
- result = emmc_exec_cmd(EMMC_R1_ERROR_MASK, mmc_drv_obj.response);
- if (result != EMMC_SUCCESS) {
- return result;
- }
-
- /* change MMC clock(400KHz) */
- freq = MMC_400KHZ;
- result = emmc_set_request_mmc_clock(&freq);
- if (result != EMMC_SUCCESS) {
- return result;
- }
-
- return EMMC_SUCCESS;
-}
${LIBFDT_SRCS} \
common/desc_image_load.c \
drivers/renesas/common/common.c \
+ drivers/renesas/common/emmc/emmc_interrupt.c \
+ drivers/renesas/common/emmc/emmc_utility.c \
+ drivers/renesas/common/emmc/emmc_mount.c \
+ drivers/renesas/common/emmc/emmc_init.c \
+ drivers/renesas/common/emmc/emmc_read.c \
+ drivers/renesas/common/emmc/emmc_cmd.c \
drivers/io/io_storage.c
BL31_SOURCES += ${RCAR_GIC_SOURCES} \
-Idrivers/renesas/rcar/delay \
-Idrivers/renesas/rcar/rom \
-Idrivers/renesas/rcar/scif \
- -Idrivers/renesas/rcar/emmc \
+ -Idrivers/renesas/common/emmc \
-Idrivers/renesas/rcar/pwrc \
-Idrivers/renesas/rcar/io
drivers/renesas/rcar/dma/dma_driver.c \
drivers/renesas/rcar/avs/avs_driver.c \
drivers/renesas/rcar/delay/micro_delay.c \
- drivers/renesas/rcar/emmc/emmc_interrupt.c \
- drivers/renesas/rcar/emmc/emmc_utility.c \
- drivers/renesas/rcar/emmc/emmc_mount.c \
- drivers/renesas/rcar/emmc/emmc_init.c \
- drivers/renesas/rcar/emmc/emmc_read.c \
- drivers/renesas/rcar/emmc/emmc_cmd.c \
drivers/renesas/rcar/watchdog/swdt.c \
drivers/renesas/rcar/rom/rom_api.c \
drivers/renesas/rcar/board/board.c
projects / arm-tf.git / commitdiff