]> git.baikalelectronics.ru Git - kernel.git/commit
ARCv2: support manual regfile save on interrupts
authorVineet Gupta <vgupta@synopsys.com>
Wed, 6 Jun 2018 17:20:37 +0000 (10:20 -0700)
committerVineet Gupta <vgupta@synopsys.com>
Thu, 21 Feb 2019 19:03:18 +0000 (11:03 -0800)
commitbe07db48b9fc0713fcead6ea2862f2c9c5883a8b
tree2814f3f12bddf8a5cda6c50ff5523a5066a03cb9
parentbbdd30e50f18dd741fccd73d63bf2d98b5392a5b
ARCv2: support manual regfile save on interrupts

There's a hardware bug which affects the HSDK platform, triggered by
micro-ops for auto-saving regfile on taken interrupt. The workaround is
to inhibit autosave.

Signed-off-by: Vineet Gupta <vgupta@synopsys.com>
arch/arc/Kconfig
arch/arc/include/asm/entry-arcv2.h
arch/arc/kernel/entry-arcv2.S
arch/arc/kernel/intc-arcv2.c
arch/arc/plat-hsdk/Kconfig