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authorArd Biesheuvel <ard.biesheuvel@linaro.org>2016-04-25 21:06:44 +0100
committerIngo Molnar <mingo@kernel.org>2016-04-28 11:33:54 +0200
commita604af075a3226adaff84b7026876f0c6dfe9f52 (patch)
tree1e809751b31cd7e32292818c7731709116a3b3aa /drivers/firmware
parent1fd55a9a09b0293af95ab4299b108f030fef4464 (diff)
downloadop-kernel-dev-a604af075a3226adaff84b7026876f0c6dfe9f52.zip
op-kernel-dev-a604af075a3226adaff84b7026876f0c6dfe9f52.tar.gz
efi: Add support for the EFI_MEMORY_ATTRIBUTES_TABLE config table
This declares the GUID and struct typedef for the new memory attributes table which contains the permissions that can be used to apply stricter permissions to UEFI Runtime Services memory regions. Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org> Signed-off-by: Matt Fleming <matt@codeblueprint.co.uk> Cc: Borislav Petkov <bp@alien8.de> Cc: Catalin Marinas <catalin.marinas@arm.com> Cc: Leif Lindholm <leif.lindholm@linaro.org> Cc: Mark Rutland <mark.rutland@arm.com> Cc: Peter Jones <pjones@redhat.com> Cc: Peter Zijlstra <peterz@infradead.org> Cc: Sai Praneeth Prakhya <sai.praneeth.prakhya@intel.com> Cc: Thomas Gleixner <tglx@linutronix.de> Cc: Will Deacon <will.deacon@arm.com> Cc: linux-efi@vger.kernel.org Link: http://lkml.kernel.org/r/1461614832-17633-13-git-send-email-matt@codeblueprint.co.uk Signed-off-by: Ingo Molnar <mingo@kernel.org>
Diffstat (limited to 'drivers/firmware')
-rw-r--r--drivers/firmware/efi/efi.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/firmware/efi/efi.c b/drivers/firmware/efi/efi.c
index f7d36c6..583e647 100644
--- a/drivers/firmware/efi/efi.c
+++ b/drivers/firmware/efi/efi.c
@@ -43,6 +43,7 @@ struct efi __read_mostly efi = {
.config_table = EFI_INVALID_TABLE_ADDR,
.esrt = EFI_INVALID_TABLE_ADDR,
.properties_table = EFI_INVALID_TABLE_ADDR,
+ .mem_attr_table = EFI_INVALID_TABLE_ADDR,
};
EXPORT_SYMBOL(efi);
@@ -338,6 +339,7 @@ static __initdata efi_config_table_type_t common_tables[] = {
{UGA_IO_PROTOCOL_GUID, "UGA", &efi.uga},
{EFI_SYSTEM_RESOURCE_TABLE_GUID, "ESRT", &efi.esrt},
{EFI_PROPERTIES_TABLE_GUID, "PROP", &efi.properties_table},
+ {EFI_MEMORY_ATTRIBUTES_TABLE_GUID, "MEMATTR", &efi.mem_attr_table},
{NULL_GUID, NULL, NULL},
};
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