include ${PLAT_MAKEFILE_FULL}
+# This internal flag is common option which is set to 1 for scenarios
+# when the BL2 is running in EL3 level. This occurs in two scenarios -
+# 4 world system running BL2 at EL3 and two world system without BL1 running
+# BL2 in EL3
+
+ifeq (${RESET_TO_BL2},1)
+ BL2_RUNS_AT_EL3 := 1
+ ifeq (${ENABLE_RME},1)
+ $(error RESET_TO_BL2=1 and ENABLE_RME=1 configuration is not supported at the moment.)
+ endif
+else ifeq (${ENABLE_RME},1)
+ BL2_RUNS_AT_EL3 := 1
+else
+ BL2_RUNS_AT_EL3 := 0
+endif
+
$(eval $(call MAKE_PREREQ_DIR,${BUILD_PLAT}))
ifeq (${ARM_ARCH_MAJOR},7)
endif
ifeq ($(ENABLE_PIE),1)
-ifeq ($(BL2_AT_EL3),1)
+ifeq ($(RESET_TO_BL2),1)
ifneq ($(BL2_IN_XIP_MEM),1)
BL2_CPPFLAGS += -fpie
BL2_CFLAGS += -fpie
ifeq (${ARCH},aarch64)
BL1_CPPFLAGS += -DIMAGE_AT_EL3
-ifeq ($(BL2_AT_EL3),1)
+ifeq ($(RESET_TO_BL2),1)
BL2_CPPFLAGS += -DIMAGE_AT_EL3
else
BL2_CPPFLAGS += -DIMAGE_AT_EL1
$(error USE_COHERENT_MEM cannot be enabled with HW_ASSISTED_COHERENCY)
endif
-#For now, BL2_IN_XIP_MEM is only supported when BL2_AT_EL3 is 1.
-ifeq ($(BL2_AT_EL3)-$(BL2_IN_XIP_MEM),0-1)
-$(error "BL2_IN_XIP_MEM is only supported when BL2_AT_EL3 is enabled")
+#For now, BL2_IN_XIP_MEM is only supported when RESET_TO_BL2 is 1.
+ifeq ($(RESET_TO_BL2)-$(BL2_IN_XIP_MEM),0-1)
+$(error "BL2_IN_XIP_MEM is only supported when RESET_TO_BL2 is enabled")
endif
# For RAS_EXTENSION, require that EAs are handled in EL3 first
USE_ROMLIB \
USE_TBBR_DEFS \
WARMBOOT_ENABLE_DCACHE_EARLY \
- BL2_AT_EL3 \
+ RESET_TO_BL2 \
BL2_IN_XIP_MEM \
BL2_INV_DCACHE \
USE_SPINLOCK_CAS \
USE_ROMLIB \
USE_TBBR_DEFS \
WARMBOOT_ENABLE_DCACHE_EARLY \
- BL2_AT_EL3 \
+ RESET_TO_BL2 \
+ BL2_RUNS_AT_EL3 \
BL2_IN_XIP_MEM \
BL2_INV_DCACHE \
USE_SPINLOCK_CAS \
endif
ifeq (${NEED_BL2},yes)
-ifeq (${BL2_AT_EL3}, 0)
+ifeq (${RESET_TO_BL2}, 0)
FIP_BL2_ARGS := tb-fw
endif
${GPT_LIB_SRCS}
BL2_DEFAULT_LINKER_SCRIPT_SOURCE := bl2/bl2.ld.S
-else ifeq (${BL2_AT_EL3},0)
+else ifeq (${RESET_TO_BL2},0)
# Normal operation, no RME, no BL2 at EL3
BL2_SOURCES += bl2/${ARCH}/bl2_entrypoint.S
BL2_DEFAULT_LINKER_SCRIPT_SOURCE := bl2/bl2.ld.S
/*
- * Copyright (c) 2013-2022, Arm Limited and Contributors. All rights reserved.
+ * Copyright (c) 2013-2023, Arm Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#define NEXT_IMAGE "BL32"
#endif
-#if BL2_AT_EL3
+#if RESET_TO_BL2
/*******************************************************************************
- * Setup function for BL2 when BL2_AT_EL3=1
+ * Setup function for BL2 when RESET_TO_BL2=1
******************************************************************************/
void bl2_el3_setup(u_register_t arg0, u_register_t arg1, u_register_t arg2,
u_register_t arg3)
assert(is_armv8_3_pauth_present());
#endif /* CTX_INCLUDE_PAUTH_REGS */
}
-#else /* BL2_AT_EL3 */
+#else /* RESET_TO_BL2 */
+
/*******************************************************************************
- * Setup function for BL2 when BL2_AT_EL3=0
+ * Setup function for BL2 when RESET_TO_BL2=0
******************************************************************************/
void bl2_setup(u_register_t arg0, u_register_t arg1, u_register_t arg2,
u_register_t arg3)
assert(is_armv8_3_pauth_present());
#endif /* CTX_INCLUDE_PAUTH_REGS */
}
-#endif /* BL2_AT_EL3 */
+#endif /* RESET_TO_BL2 */
/*******************************************************************************
* The only thing to do in BL2 is to load further images and pass control to
/* Teardown the Measured Boot backend */
bl2_plat_mboot_finish();
-#if !BL2_AT_EL3 && !ENABLE_RME
+#if !BL2_RUNS_AT_EL3
#ifndef __aarch64__
/*
* For AArch32 state BL1 and BL2 share the MMU setup.
* be passed to next BL image as an argument.
*/
smc(BL1_SMC_RUN_IMAGE, (unsigned long)next_bl_ep_info, 0, 0, 0, 0, 0, 0);
-#else /* if BL2_AT_EL3 || ENABLE_RME */
+#else /* if BL2_RUNS_AT_EL3 */
+
NOTICE("BL2: Booting " NEXT_IMAGE "\n");
print_entry_point_info(next_bl_ep_info);
console_flush();
#endif /* ENABLE_PAUTH */
bl2_run_next_image(next_bl_ep_info);
-#endif /* BL2_AT_EL3 && ENABLE_RME */
+#endif /* BL2_RUNS_AT_EL3 */
}
:ref:`Translation (XLAT) Tables Library`.
TF-A can be built to support either AArch64 or AArch32 execution state.
-
.. note::
The descriptions in this chapter are for the Arm TrustZone architecture.
as its only purpose is to ensure TF-A BL2 is entered at S-EL1. To avoid
this waste, a special mode enables BL2 to execute at EL3, which allows
a non-TF-A Boot ROM to load and jump directly to BL2. This mode is selected
-when the build flag BL2_AT_EL3 is enabled. The main differences in this
-mode are:
+when the build flag RESET_TO_BL2 is enabled.
+The main differences in this mode are:
#. BL2 includes the reset code and the mailbox mechanism to differentiate
cold boot and warm boot. It runs at EL3 doing the arch
--------------
-*Copyright (c) 2013-2022, Arm Limited and Contributors. All rights reserved.*
+*Copyright (c) 2013-2023, Arm Limited and Contributors. All rights reserved.*
.. _Power State Coordination Interface PDD: http://infocenter.arm.com/help/topic/com.arm.doc.den0022d/Power_State_Coordination_Interface_PDD_v1_1_DEN0022D.pdf
.. _SMCCC: https://developer.arm.com/docs/den0028/latest
- ``BL2U``: This is an optional build option which specifies the path to
BL2U image. In this case, the BL2U in TF-A will not be built.
-- ``BL2_AT_EL3``: This is an optional build option that enables the use of
- BL2 at EL3 execution level.
+- ``RESET_TO_BL2``: Boolean option to enable BL2 entrypoint as the CPU reset
+ vector instead of the BL1 entrypoint. It can take the value 0 (CPU reset to BL1
+ entrypoint) or 1 (CPU reset to BL2 entrypoint).
+ The default value is 0.
+
+- ``BL2_RUNS_AT_EL3``: This is an implicit flag to denote that BL2 runs at EL3.
+ While it is explicitly set to 1 when RESET_TO_BL2 is set to 1 it can also be
+ true in a 4-world system where RESET_TO_BL2 is 0.
- ``BL2_ENABLE_SP_LOAD``: Boolean option to enable loading SP packages from the
FIP. Automatically enabled if ``SP_LAYOUT_FILE`` is provided.
- ``BL2_IN_XIP_MEM``: In some use-cases BL2 will be stored in eXecute In Place
(XIP) memory, like BL1. In these use-cases, it is necessary to initialize
the RW sections in RAM, while leaving the RO sections in place. This option
- enable this use-case. For now, this option is only supported when BL2_AT_EL3
- is set to '1'.
+ enable this use-case. For now, this option is only supported
+ when RESET_TO_BL2 is set to '1'.
- ``BL31``: This is an optional build option which specifies the path to
BL31 image for the ``fip`` target. In this case, the BL31 in TF-A will not
- ``ENABLE_PIE``: Boolean option to enable Position Independent Executable(PIE)
support within generic code in TF-A. This option is currently only supported
- in BL2_AT_EL3, BL31, and BL32 (TSP) for AARCH64 binaries, and in BL32
- (SP_min) for AARCH32. Default is 0.
+ in BL2, BL31, and BL32 (TSP) for AARCH64 binaries, and
+ in BL32 (SP_min) for AARCH32. Default is 0.
- ``ENABLE_PMF``: Boolean option to enable support for optional Performance
Measurement Framework(PMF). Default is 0.
--------------
-*Copyright (c) 2019-2022, Arm Limited. All rights reserved.*
+*Copyright (c) 2019-2023, Arm Limited. All rights reserved.*
.. _DEN0115: https://developer.arm.com/docs/den0115/latest
.. _PSA FW update specification: https://developer.arm.com/documentation/den0118/a/
ARCH=aarch64 \
TARGET_PLATFORM=<fpga or fvp> \
ENABLE_PIE=1 \
- BL2_AT_EL3=1 \
+ RESET_TO_BL2=1 \
CREATE_KEYS=1 \
GENERATE_COT=1 \
TRUSTED_BOARD_BOOT=1 \
BL33=<path to u-boot binary> \
bl2
-*Copyright (c) 2021, Arm Limited. All rights reserved.*
+*Copyright (c) 2021-2023, Arm Limited. All rights reserved.*
Boot sequence
~~~~~~~~~~~~~
-ROM code -> BL2 (compiled with BL2_AT_EL3) -> BL32 (SP_min) -> BL33 (U-Boot)
+ROM code -> BL2(compiled with RESET_TO_BL2) -> BL32(SP_min)-> BL33(U-Boot)
or if Op-TEE is used:
-ROM code -> BL2 (compiled with BL2_AT_EL3) -> OP-TEE -> BL33 (U-Boot)
+ROM code -> BL2 (compiled with RESET_TO_BL2) -> OP-TEE -> BL33 (U-Boot)
Build Instructions
/*
- * Copyright (c) 2016-2022, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2016-2023, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
* ---------------------------------------------------------------------
*/
.if \_init_c_runtime
-#if defined(IMAGE_BL32) || (defined(IMAGE_BL2) && BL2_AT_EL3)
+#if defined(IMAGE_BL32) || (defined(IMAGE_BL2) && RESET_TO_BL2)
/* -----------------------------------------------------------------
* Invalidate the RW memory used by the image. This
* includes the data and NOBITS sections. This is done to
/* Restore r12 */
mov r12, r7
-#if defined(IMAGE_BL1) || (defined(IMAGE_BL2) && BL2_AT_EL3 && BL2_IN_XIP_MEM)
+#if defined(IMAGE_BL1) || \
+ (defined(IMAGE_BL2) && RESET_TO_BL2 && BL2_IN_XIP_MEM)
/* -----------------------------------------------------
* Copy data from ROM to RAM.
* -----------------------------------------------------
/*
- * Copyright (c) 2021, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2021-2023, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
sub x1, x1, x0
bl zeromem
-#if defined(IMAGE_BL1) || (defined(IMAGE_BL2) && BL2_AT_EL3 && BL2_IN_XIP_MEM)
+#if defined(IMAGE_BL1) || (defined(IMAGE_BL2) && \
+ RESET_TO_BL2 && BL2_IN_XIP_MEM)
adrp x0, __DATA_RAM_START__
add x0, x0, :lo12:__DATA_RAM_START__
adrp x1, __DATA_ROM_START__
/*
- * Copyright (c) 2015-2023 Arm Limited and Contributors. All rights reserved.
+ * Copyright (c) 2015-2023, Arm Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
*/
.if \_init_c_runtime
#if defined(IMAGE_BL31) || (defined(IMAGE_BL2) && \
- ((BL2_AT_EL3 && BL2_INV_DCACHE) || ENABLE_RME))
+ ((RESET_TO_BL2 && BL2_INV_DCACHE) || ENABLE_RME))
/* -------------------------------------------------------------
* Invalidate the RW memory used by the BL31 image. This
* includes the data and NOBITS sections. This is done to
bl zeromem
#endif
-#if defined(IMAGE_BL1) || (defined(IMAGE_BL2) && BL2_AT_EL3 && BL2_IN_XIP_MEM)
+#if defined(IMAGE_BL1) || \
+ (defined(IMAGE_BL2) && RESET_TO_BL2 && BL2_IN_XIP_MEM)
adrp x0, __DATA_RAM_START__
add x0, x0, :lo12:__DATA_RAM_START__
adrp x1, __DATA_ROM_START__
/*
- * Copyright (c) 2016-2017, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2016-2023, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <arch.h>
#include <lib/cpus/errata_report.h>
-#if defined(IMAGE_BL1) || defined(IMAGE_BL32) || (defined(IMAGE_BL2) && BL2_AT_EL3)
+#if defined(IMAGE_BL1) || defined(IMAGE_BL32) \
+ || (defined(IMAGE_BL2) && RESET_TO_BL2)
#define IMAGE_AT_EL3
#endif
/*******************************************************************************
* BL2 specific defines.
******************************************************************************/
-#if BL2_AT_EL3
+#if RESET_TO_BL2
#if ENABLE_PIE
/*
* As the BL31 image size appears to be increased when built with the ENABLE_PIE
- PLAT_ARM_MAX_BL31_SIZE)
#define BL31_PROGBITS_LIMIT BL2_BASE
/*
- * For BL2_AT_EL3 make sure the BL31 can grow up until BL2_BASE. This is
- * because in the BL2_AT_EL3 configuration, BL2 is always resident.
+ * For RESET_TO_BL2 make sure the BL31 can grow up until BL2_BASE.
+ * This is because in the RESET_TO_BL2 configuration,
+ * BL2 is always resident.
*/
-#if BL2_AT_EL3
+#if RESET_TO_BL2
#define BL31_LIMIT BL2_BASE
#else
#define BL31_LIMIT (ARM_BL_RAM_BASE + ARM_BL_RAM_SIZE)
/*
- * Copyright (c) 2013-2022, Arm Limited and Contributors. All rights reserved.
+ * Copyright (c) 2013-2023, Arm Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#endif /* MEASURED_BOOT */
/*******************************************************************************
- * Mandatory BL2 at EL3 functions: Must be implemented if BL2_AT_EL3 image is
- * supported
+ * Mandatory BL2 at EL3 functions: Must be implemented
+ * if RESET_TO_BL2 image is supported
******************************************************************************/
void bl2_el3_early_platform_setup(u_register_t arg0, u_register_t arg1,
u_register_t arg2, u_register_t arg3);
/*
- * Copyright (c) 2013-2022, Arm Limited and Contributors. All rights reserved.
+ * Copyright (c) 2013-2023, Arm Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
* register value and panic if the MMU is disabled.
*/
#if defined(IMAGE_BL1) || defined(IMAGE_BL31) || (defined(IMAGE_BL2) && \
- (BL2_AT_EL3 || ENABLE_RME))
+ BL2_RUNS_AT_EL3)
mrs tmp1, sctlr_el3
#else
mrs tmp1, sctlr_el1
/*
- * Copyright (c) 2016-2019, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2016-2023, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <common/bl_common.h>
#include <lib/el3_runtime/cpu_data.h>
-#if defined(IMAGE_BL1) || defined(IMAGE_BL32) || (defined(IMAGE_BL2) && BL2_AT_EL3)
+#if defined(IMAGE_BL1) || defined(IMAGE_BL32) || \
+ (defined(IMAGE_BL2) && RESET_TO_BL2)
/*
* The reset handler common to all platforms. After a matching
* cpu_ops structure entry is found, the correponding reset_handler
/*
- * Copyright (c) 2014-2022, Arm Limited and Contributors. All rights reserved.
+ * Copyright (c) 2014-2023, Arm Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#include <lib/el3_runtime/cpu_data.h>
/* Reset fn is needed in BL at reset vector */
-#if defined(IMAGE_BL1) || defined(IMAGE_BL31) || (defined(IMAGE_BL2) && BL2_AT_EL3)
+#if defined(IMAGE_BL1) || defined(IMAGE_BL31) || \
+ (defined(IMAGE_BL2) && RESET_TO_BL2)
/*
* The reset handler common to all platforms. After a matching
* cpu_ops structure entry is found, the correponding reset_handler
/*
- * Copyright (c) 2017-2021, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2017-2023, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
# define BL_STRING "BL31"
#elif !defined(__aarch64__) && defined(IMAGE_BL32)
# define BL_STRING "BL32"
-#elif defined(IMAGE_BL2) && BL2_AT_EL3
+#elif defined(IMAGE_BL2) && RESET_TO_BL2
# define BL_STRING "BL2"
#else
# error This image should not be printing errata status
#
-# Copyright (c) 2016-2022, Arm Limited. All rights reserved.
+# Copyright (c) 2016-2023, Arm Limited. All rights reserved.
#
# SPDX-License-Identifier: BSD-3-Clause
#
BASE_COMMIT := origin/master
# Execute BL2 at EL3
-BL2_AT_EL3 := 0
+RESET_TO_BL2 := 0
# Only use SP packages if SP layout JSON is defined
BL2_ENABLE_SP_LOAD := 0
# BL2 image is stored in XIP memory, for now, this option is only supported
-# when BL2_AT_EL3 is 1.
+# when RESET_TO_BL2 is 1.
BL2_IN_XIP_MEM := 0
# Do dcache invalidate upon BL2 entry at EL3
#
-# Copyright (c) 2015-2022, ARM Limited and Contributors. All rights reserved.
+# Copyright (c) 2015-2023, ARM Limited and Contributors. All rights reserved.
#
# SPDX-License-Identifier: BSD-3-Clause
#
# Add the BL2 CoT (image cert)
ifeq (${NEED_BL2},yes)
-ifeq (${BL2_AT_EL3}, 0)
+ifeq (${RESET_TO_BL2}, 0)
ifneq (${COT},cca)
$(eval $(call TOOL_ADD_PAYLOAD,${BUILD_PLAT}/tb_fw.crt,--tb-fw-cert))
endif
arm_bl_params = arm_get_next_bl_params();
-#if !BL2_AT_EL3 && !EL3_PAYLOAD_BASE
+#if !RESET_TO_BL2 && !EL3_PAYLOAD_BASE
const struct dyn_cfg_dtb_info_t *fw_config_info;
uintptr_t fw_config_base = 0UL;
entry_point_info_t *ep_info;
/* Update BL33's ep info with NS HW config address */
param_node->ep_info.args.arg1 = hw_config_info->secondary_config_addr;
-#endif /* !BL2_AT_EL3 && !EL3_PAYLOAD_BASE */
+#endif /* !RESET_TO_BL2 && !EL3_PAYLOAD_BASE */
return arm_bl_params;
}
/* Initialize the console to provide early debug support */
arm_console_boot_init();
-#if !RESET_TO_BL31 && !BL2_AT_EL3
+#if !RESET_TO_BL31 && !RESET_TO_BL2
const struct dyn_cfg_dtb_info_t *soc_fw_config_info;
INFO("BL31 FCONF: FW_CONFIG address = %lx\n", (uintptr_t)arg1);
assert(hw_config_info != NULL);
assert(hw_config_info->secondary_config_addr != 0UL);
arg2 = hw_config_info->secondary_config_addr;
-#endif /* !RESET_TO_BL31 && !BL2_AT_EL3 */
+#endif /* !RESET_TO_BL31 && !RESET_TO_BL2 */
arm_bl31_early_platform_setup((void *)arg0, arg1, arg2, (void *)arg3);
* TODO: remove the ARM_XLAT_TABLES_LIB_V1 check when its support
* gets deprecated.
*/
-#if !RESET_TO_BL31 && !BL2_AT_EL3 && !ARM_XLAT_TABLES_LIB_V1
+#if !RESET_TO_BL31 && !RESET_TO_BL2 && !ARM_XLAT_TABLES_LIB_V1
assert(hw_config_info != NULL);
assert(hw_config_info->config_addr != 0UL);
rc);
panic();
}
-#endif /* !RESET_TO_BL31 && !BL2_AT_EL3 && !ARM_XLAT_TABLES_LIB_V1 */
+#endif /* !RESET_TO_BL31 && !RESET_TO_BL2 && !ARM_XLAT_TABLES_LIB_V1 */
}
unsigned int plat_get_syscnt_freq2(void)
{
unsigned int counter_base_frequency;
-#if !RESET_TO_BL31 && !BL2_AT_EL3
+#if !RESET_TO_BL31 && !RESET_TO_BL2
/* Get the frequency through FCONF API for HW_CONFIG */
counter_base_frequency = FCONF_GET_PROPERTY(hw_config, cpu_timer, clock_freq);
if (counter_base_frequency > 0U) {
MAP_DEVICE2,
#endif /* TRUSTED_BOARD_BOOT */
-#if CRYPTO_SUPPORT && !BL2_AT_EL3
+#if CRYPTO_SUPPORT && !RESET_TO_BL2
/*
* To access shared the Mbed TLS heap while booting the
* system with Crypto support
*/
ARM_MAP_BL1_RW,
-#endif /* CRYPTO_SUPPORT && !BL2_AT_EL3 */
+#endif /* CRYPTO_SUPPORT && !RESET_TO_BL2 */
#if SPM_MM || SPMC_AT_EL3
ARM_SP_IMAGE_MMAP,
#endif
/*
- * Copyright (c) 2020, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2020-2023, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
/*
* fconf APIs are not supported for RESET_TO_SP_MIN, RESET_TO_BL31 and
- * BL2_AT_EL3 systems.
+ * RESET_TO_BL2 systems.
*/
-#if RESET_TO_SP_MIN || RESET_TO_BL31 || BL2_AT_EL3
+#if RESET_TO_SP_MIN || RESET_TO_BL31 || RESET_TO_BL2
uart_base = PLAT_ARM_RUN_UART_BASE;
uart_clk = PLAT_ARM_RUN_UART_CLK_IN_HZ;
#else
/*
- * Copyright (c) 2013-2020, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2013-2023, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
/*
* fconf APIs are not supported for RESET_TO_SP_MIN, RESET_TO_BL31 and
- * BL2_AT_EL3 systems.
+ * RESET_TO_BL2 systems.
*/
-#if RESET_TO_SP_MIN || RESET_TO_BL31 || BL2_AT_EL3
+#if RESET_TO_SP_MIN || RESET_TO_BL31 || RESET_TO_BL2
cluster_count = FVP_CLUSTER_COUNT;
cpus_per_cluster = FVP_MAX_CPUS_PER_CLUSTER * FVP_MAX_PE_PER_CPU;
#else
#
-# Copyright (c) 2013-2022, Arm Limited and Contributors. All rights reserved.
+# Copyright (c) 2013-2023, Arm Limited and Contributors. All rights reserved.
#
# SPDX-License-Identifier: BSD-3-Clause
#
plat/common/plat_gicv3.c \
plat/arm/common/arm_gicv3.c
- ifeq ($(filter 1,${BL2_AT_EL3} ${RESET_TO_BL31} ${RESET_TO_SP_MIN}),)
+ ifeq ($(filter 1,${RESET_TO_BL2} \
+ ${RESET_TO_BL31} ${RESET_TO_SP_MIN}),)
FVP_GIC_SOURCES += plat/arm/board/fvp/fvp_gicv3.c
endif
BL31_SOURCES += plat/arm/board/fvp/fvp_sync_traps.c
endif
-ifeq (${BL2_AT_EL3},1)
+ifeq (${RESET_TO_BL2},1)
BL2_SOURCES += plat/arm/board/fvp/${ARCH}/fvp_helpers.S \
plat/arm/board/fvp/fvp_bl2_el3_setup.c \
${FVP_CPU_LIBS} \
# Support for fconf in BL31
# Added separately from the above list for better readability
-ifeq ($(filter 1,${BL2_AT_EL3} ${RESET_TO_BL31}),)
+ifeq ($(filter 1,${RESET_TO_BL2} ${RESET_TO_BL31}),)
BL31_SOURCES += lib/fconf/fconf.c \
lib/fconf/fconf_dyn_cfg_getter.c \
plat/arm/board/fvp/fconf/fconf_hw_config_getter.c
endif
# Enable the dynamic translation tables library.
-ifeq ($(filter 1,${BL2_AT_EL3} ${ARM_XLAT_TABLES_LIB_V1}),)
+ifeq ($(filter 1,${RESET_TO_BL2} ${ARM_XLAT_TABLES_LIB_V1}),)
ifeq (${ARCH},aarch32)
BL32_CPPFLAGS += -DPLAT_XLAT_TABLES_DYNAMIC
else # AArch64
# Add support for platform supplied linker script for BL31 build
$(eval $(call add_define,PLAT_EXTRA_LD_SCRIPT))
-ifneq (${BL2_AT_EL3}, 0)
+ifneq (${RESET_TO_BL2}, 0)
override BL1_SOURCES =
endif
/*
- * Copyright (c) 2016-2022, Arm Limited and Contributors. All rights reserved.
+ * Copyright (c) 2016-2023, Arm Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
/* Initialize the console to provide early debug support */
arm_console_boot_init();
-#if !RESET_TO_SP_MIN && !BL2_AT_EL3
+#if !RESET_TO_SP_MIN && !RESET_TO_BL2
INFO("SP_MIN FCONF: FW_CONFIG address = %lx\n", (uintptr_t)arg1);
/* Fill the properties struct with the info from the config dtb */
if (tos_fw_config_info != NULL) {
arg1 = tos_fw_config_info->config_addr;
}
-#endif /* !RESET_TO_SP_MIN && !BL2_AT_EL3 */
+#endif /* !RESET_TO_SP_MIN && !RESET_TO_BL2 */
arm_sp_min_early_platform_setup((void *)arg0, arg1, arg2, (void *)arg3);
* For RESET_TO_SP_MIN systems, SP_MIN(BL32) is the first bootloader
* to run. So there is no BL2 to load the HW_CONFIG dtb into memory
* before control is passed to SP_MIN.
- * Also, BL2 skips loading HW_CONFIG dtb for BL2_AT_EL3 builds.
- * The code below relies on dynamic mapping capability, which is not
- * supported by xlat tables lib V1.
+ * Also, BL2 skips loading HW_CONFIG dtb for
+ * RESET_TO_BL2 builds.
+ * The code below relies on dynamic mapping capability,
+ * which is not supported by xlat tables lib V1.
* TODO: remove the ARM_XLAT_TABLES_LIB_V1 check when its support
* gets deprecated.
*/
-#if !RESET_TO_SP_MIN && !BL2_AT_EL3 && !ARM_XLAT_TABLES_LIB_V1
+#if !RESET_TO_SP_MIN && !RESET_TO_BL2 && !ARM_XLAT_TABLES_LIB_V1
hw_config_info = FCONF_GET_PROPERTY(dyn_cfg, dtb, HW_CONFIG_ID);
assert(hw_config_info != NULL);
assert(hw_config_info->config_addr != 0UL);
rc);
panic();
}
-#endif /* !RESET_TO_SP_MIN && !BL2_AT_EL3 && !ARM_XLAT_TABLES_LIB_V1 */
+#endif /*!RESET_TO_SP_MIN && !RESET_TO_BL2 && !ARM_XLAT_TABLES_LIB_V1*/
}
#
-# Copyright (c) 2016-2022, Arm Limited and Contributors. All rights reserved.
+# Copyright (c) 2016-2023, Arm Limited and Contributors. All rights reserved.
#
# SPDX-License-Identifier: BSD-3-Clause
#
# Support for fconf in SP_MIN(BL32)
# Added separately from the above list for better readability
-ifeq ($(filter 1,${BL2_AT_EL3} ${RESET_TO_SP_MIN}),)
+ifeq ($(filter 1,${RESET_TO_BL2} ${RESET_TO_SP_MIN}),)
BL32_SOURCES += lib/fconf/fconf.c \
lib/fconf/fconf_dyn_cfg_getter.c \
plat/arm/board/fvp/fconf/fconf_hw_config_getter.c \
/*
- * Copyright (c) 2015-2021, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2015-2023, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
ARM_MAP_OPTEE_CORE_MEM,
ARM_OPTEE_PAGEABLE_LOAD_MEM,
#endif
-#if TRUSTED_BOARD_BOOT && !BL2_AT_EL3
+#if TRUSTED_BOARD_BOOT && !RESET_TO_BL2
ARM_MAP_BL1_RW,
#endif
{0}
/*
- * Copyright (c) 2020-2022, Arm Limited. All rights reserved.
+ * Copyright (c) 2020-2023, Arm Limited. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
MORELLO_MAP_NS_SRAM,
ARM_MAP_DRAM1,
ARM_MAP_DRAM2,
-#if TRUSTED_BOARD_BOOT && !BL2_AT_EL3
+#if TRUSTED_BOARD_BOOT && !RESET_TO_BL2
ARM_MAP_BL1_RW,
#endif
{0}
/*
- * Copyright (c) 2018-2022, Arm Limited. All rights reserved.
+ * Copyright (c) 2018-2023, Arm Limited. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
N1SDP_MAP_NS_SRAM,
ARM_MAP_DRAM1,
ARM_MAP_DRAM2,
-#if TRUSTED_BOARD_BOOT && !BL2_AT_EL3
+#if TRUSTED_BOARD_BOOT && !RESET_TO_BL2
ARM_MAP_BL1_RW,
#endif
{0}
/*
- * Copyright (c) 2020-2021, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2020-2023, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#if SPM_MM
ARM_SP_IMAGE_MMAP,
#endif
-#if TRUSTED_BOARD_BOOT && !BL2_AT_EL3
+#if TRUSTED_BOARD_BOOT && !RESET_TO_BL2
ARM_MAP_BL1_RW,
#endif
#ifdef SPD_opteed
/*
- * Copyright (c) 2017-2018, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2017-2023, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
/*
* Allow BL2 to see the whole Trusted RAM. This is determined
* statically since we cannot rely on BL1 passing this information
- * in the BL2_AT_EL3 case.
+ * in the RESET_TO_BL2 case.
*/
bl2_el3_tzram_layout.total_base = ARM_BL_RAM_BASE;
bl2_el3_tzram_layout.total_size = ARM_BL_RAM_SIZE;
{
#if USE_COHERENT_MEM
- /* Ensure ARM platforms dont use coherent memory in BL2_AT_EL3 */
+ /* Ensure ARM platforms dont use coherent memory
+ * in RESET_TO_BL2
+ */
assert(BL_COHERENT_RAM_END - BL_COHERENT_RAM_BASE == 0U);
#endif
#
-# Copyright (c) 2015-2022, Arm Limited and Contributors. All rights reserved.
+# Copyright (c) 2015-2023, Arm Limited and Contributors. All rights reserved.
#
# SPDX-License-Identifier: BSD-3-Clause
#
BL1_SOURCES += ${DYN_CFG_SOURCES}
BL2_SOURCES += ${DYN_CFG_SOURCES}
-ifeq (${BL2_AT_EL3},1)
+ifeq (${RESET_TO_BL2},1)
BL2_SOURCES += plat/arm/common/arm_bl2_el3_setup.c
endif
assert(heap_addr != NULL);
assert(heap_size != NULL);
-#if defined(IMAGE_BL1) || BL2_AT_EL3 || defined(IMAGE_BL31)
+#if defined(IMAGE_BL1) || RESET_TO_BL2 || defined(IMAGE_BL31)
- /* If in BL1 or BL2_AT_EL3 define a heap */
+ /* If in BL1 or RESET_TO_BL2 define a heap */
static unsigned char heap[TF_MBEDTLS_HEAP_SIZE];
*heap_addr = heap;
/*
- * Copyright (c) 2018-2022, Arm Limited and Contributors. All rights reserved.
+ * Copyright (c) 2018-2023, Arm Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#if SPM_MM
ARM_SP_IMAGE_MMAP,
#endif
-#if TRUSTED_BOARD_BOOT && !BL2_AT_EL3
+#if TRUSTED_BOARD_BOOT && !RESET_TO_BL2
ARM_MAP_BL1_RW,
#endif
{0}
/*
- * Copyright (c) 2021-2022, ARM Limited and Contributors. All rights reserved.
+ * Copyright (c) 2021-2023, ARM Limited and Contributors. All rights reserved.
*
* SPDX-License-Identifier: BSD-3-Clause
*/
#if SPM_MM
ARM_SP_IMAGE_MMAP,
#endif
-#if TRUSTED_BOARD_BOOT && !BL2_AT_EL3
+#if TRUSTED_BOARD_BOOT && !RESET_TO_BL2
ARM_MAP_BL1_RW,
#endif
{0}
#
-# Copyright (c) 2017-2022, ARM Limited and Contributors. All rights reserved.
+# Copyright (c) 2017-2023, ARM Limited and Contributors. All rights reserved.
#
# SPDX-License-Identifier: BSD-3-Clause
#
# Non-TF Boot ROM
-BL2_AT_EL3 := 1
+RESET_TO_BL2 := 1
# On Hikey, the TSP can execute from TZC secure area in DRAM (default)
# or SRAM.
#
-# Copyright (c) 2017-2022, ARM Limited and Contributors. All rights reserved.
+# Copyright (c) 2017-2023, ARM Limited and Contributors. All rights reserved.
#
# SPDX-License-Identifier: BSD-3-Clause
#
# Non-TF Boot ROM
-BL2_AT_EL3 := 1
+RESET_TO_BL2 := 1
# On Hikey960, the TSP can execute from TZC secure area in DRAM.
HIKEY960_TSP_RAM_LOCATION ?= dram
#
-# Copyright (c) 2018-2019, ARM Limited and Contributors. All rights reserved.
+# Copyright (c) 2018-2023, ARM Limited and Contributors. All rights reserved.
#
# SPDX-License-Identifier: BSD-3-Clause
#
RESET_TO_BL31 := 0
# Non-TF Boot ROM
-BL2_AT_EL3 := 1
+RESET_TO_BL2 := 1
# Indicate single-core
COLD_BOOT_SINGLE_CPU := 1
#
-# Copyright (c) 2018-2019, ARM Limited and Contributors. All rights reserved.
+# Copyright (c) 2018-2023, ARM Limited and Contributors. All rights reserved.
#
# SPDX-License-Identifier: BSD-3-Clause
#
RESET_TO_BL31 := 0
# Non-TF Boot ROM
-BL2_AT_EL3 := 1
+RESET_TO_BL2 := 1
# Indicate single-core
COLD_BOOT_SINGLE_CPU := 1
#
-# Copyright (c) 2019-2022, ARM Limited and Contributors. All rights reserved.
+# Copyright (c) 2019-2023, ARM Limited and Contributors. All rights reserved.
#
# SPDX-License-Identifier: BSD-3-Clause
#
$(eval $(call add_define,NEED_BL2))
LOAD_IMAGE_V2 := 1
# Non-TF Boot ROM
-BL2_AT_EL3 := 1
+RESET_TO_BL2 := 1
endif
ifneq (${TRUSTED_BOARD_BOOT},0)
$(eval $(call add_define,NEED_BL2))
LOAD_IMAGE_V2 := 1
# Non-TF Boot ROM
-BL2_AT_EL3 := 1
+RESET_TO_BL2 := 1
endif
ifneq (${TRUSTED_BOARD_BOOT},0)
#
-# Copyright (c) 2019-2022, ARM Limited and Contributors. All rights reserved.
+# Copyright (c) 2019-2023, ARM Limited and Contributors. All rights reserved.
# Copyright (c) 2019-2022, Intel Corporation. All rights reserved.
#
# SPDX-License-Identifier: BSD-3-Clause
plat/intel/soc/common/soc/socfpga_reset_manager.c
PROGRAMMABLE_RESET_ADDRESS := 0
-BL2_AT_EL3 := 1
+RESET_TO_BL2 := 1
BL2_INV_DCACHE := 0
MULTI_CONSOLE_API := 1
USE_COHERENT_MEM := 1
plat/intel/soc/common/soc/socfpga_reset_manager.c
PROGRAMMABLE_RESET_ADDRESS := 0
-BL2_AT_EL3 := 1
+RESET_TO_BL2 := 1
BL2_INV_DCACHE := 0
MULTI_CONSOLE_API := 1
USE_COHERENT_MEM := 1
#
-# Copyright (c) 2019-2022, ARM Limited and Contributors. All rights reserved.
+# Copyright (c) 2019-2023, ARM Limited and Contributors. All rights reserved.
# Copyright (c) 2019-2022, Intel Corporation. All rights reserved.
#
# SPDX-License-Identifier: BSD-3-Clause
plat/intel/soc/common/soc/socfpga_reset_manager.c
PROGRAMMABLE_RESET_ADDRESS := 0
-BL2_AT_EL3 := 1
+RESET_TO_BL2 := 1
USE_COHERENT_MEM := 1
###############################################################################
# Flow begins in BL2 at EL3 mode
-BL2_AT_EL3 := 1
+RESET_TO_BL2 := 1
# Though one core is powered up by default, there are
# platform specific ways to release more than one core
func plat_reset_handler
mov x29, x30
-#if (defined(IMAGE_BL2) && BL2_AT_EL3)
+#if (defined(IMAGE_BL2) && RESET_TO_BL2)
bl l2_mem_init
#endif
bl apply_platform_errata
TRUSTED_BOARD_BOOT := 1
RESET_TO_BL31 := 1
GENERATE_COT := 1
-BL2_AT_EL3 := 1
+RESET_TO_BL2 := 1
ENABLE_SVE_FOR_NS := 0
MULTI_CONSOLE_API := 1
#
-# Copyright (c) 2018-2022, ARM Limited and Contributors. All rights reserved.
+# Copyright (c) 2018-2023, ARM Limited and Contributors. All rights reserved.
#
# SPDX-License-Identifier: BSD-3-Clause
#
SQ_USE_SCMI_DRIVER ?= 0
else
override RESET_TO_BL31 := 0
-override BL2_AT_EL3 := 1
+override RESET_TO_BL2 := 1
SQ_USE_SCMI_DRIVER := 1
BL2_CPPFLAGS += -DPLAT_XLAT_TABLES_DYNAMIC
endif
#
-# Copyright (c) 2017-2020, ARM Limited and Contributors. All rights reserved.
+# Copyright (c) 2017-2023, ARM Limited and Contributors. All rights reserved.
#
# SPDX-License-Identifier: BSD-3-Clause
#
-override BL2_AT_EL3 := 1
+override RESET_TO_BL2 := 1
override COLD_BOOT_SINGLE_CPU := 1
override PROGRAMMABLE_RESET_ADDRESS := 1
override USE_COHERENT_MEM := 1
ARM_CORTEX_A7 := yes
ARM_WITH_NEON := yes
-BL2_AT_EL3 := 1
+RESET_TO_BL2 := 1
USE_COHERENT_MEM := 0
STM32MP_EARLY_CONSOLE ?= 0
projects / arm-tf.git / commitdiff