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arm64: Support AT_HWCAP3
authorMark Brown <broonie@kernel.org>
Fri, 4 Oct 2024 20:26:30 +0000 (21:26 +0100)
committerCatalin Marinas <catalin.marinas@arm.com>
Thu, 17 Oct 2024 17:38:50 +0000 (18:38 +0100)
commitddadbcdaaed5c3c44cc6c36093f6bf02d942d71d
treed863e7905849df3d23514a048a949d43b5464a9dtree
parent4e6e8c2b757f382684abc4765202cd25c221dea1commit | diff
arm64: Support AT_HWCAP3

We have filled all 64 bits of AT_HWCAP2 so in order to support discovery of
further features provide the framework to use the already defined AT_HWCAP3
for further CPU features.

Signed-off-by: Mark Brown <broonie@kernel.org>
Reviewed-by: Anshuman Khandual <anshuman.khandual@arm.com>
Link: https://lore.kernel.org/r/20241004-arm64-elf-hwcap3-v2-2-799d1daad8b0@kernel.org
Signed-off-by: Catalin Marinas <catalin.marinas@arm.com>
Documentation/arch/arm64/elf_hwcaps.rst diff | blob | history
arch/arm64/include/asm/cpufeature.h diff | blob | history
arch/arm64/include/asm/hwcap.h diff | blob | history
arch/arm64/include/uapi/asm/hwcap.h diff | blob | history
arch/arm64/kernel/cpufeature.c diff | blob | history
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