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authorArd Biesheuvel <ard.biesheuvel@linaro.org>2016-02-17 13:36:03 +0100
committerIngo Molnar <mingo@kernel.org>2016-02-22 08:26:27 +0100
commitb9d6769b5678dbd6cb328d20716561d35b2b1510 (patch)
tree084405efa68a796c16971c44ab6ef517df66b72d /drivers/firmware/efi/libstub/efistub.h
parentefi/arm64: Check for h/w support before booting a >4 KB granular kernel (diff)
downloadlinux-b9d6769b5678dbd6cb328d20716561d35b2b1510.tar.xz
linux-b9d6769b5678dbd6cb328d20716561d35b2b1510.zip
efi/arm*: Perform hardware compatibility check
Before proceeding with relocating the kernel and parsing the command line, insert a call to check_platform_features() to allow an arch specific check to be performed whether the current kernel can execute on the current hardware. Tested-by: Suzuki K Poulose <suzuki.poulose@arm.com> Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org> Signed-off-by: Matt Fleming <matt@codeblueprint.co.uk> Reviewed-by: Jeremy Linton <jeremy.linton@arm.com> Acked-by: Mark Rutland <mark.rutland@arm.com> Cc: Linus Torvalds <torvalds@linux-foundation.org> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: linux-efi@vger.kernel.org Link: http://lkml.kernel.org/r/1455712566-16727-11-git-send-email-matt@codeblueprint.co.uk Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/firmware/efi/libstub/efistub.h')
-rw-r--r--drivers/firmware/efi/libstub/efistub.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/firmware/efi/libstub/efistub.h b/drivers/firmware/efi/libstub/efistub.h
index 86ff7bfa6ace..981c6035ce09 100644
--- a/drivers/firmware/efi/libstub/efistub.h
+++ b/drivers/firmware/efi/libstub/efistub.h
@@ -53,4 +53,6 @@ void efi_get_virtmap(efi_memory_desc_t *memory_map, unsigned long map_size,
unsigned long desc_size, efi_memory_desc_t *runtime_map,
int *count);
+efi_status_t check_platform_features(efi_system_table_t *sys_table_arg);
+
#endif