linux-stable/Documentation/arm64
Suzuki K Poulose 053cdffad3 arm64: Expose Arm v8.4 features
[ Upstream commit 7206dc93a5 ]

Expose the new features introduced by Arm v8.4 extensions to
Arm v8-A profile.

These include :

 1) Data indpendent timing of instructions. (DIT, exposed as HWCAP_DIT)
 2) Unaligned atomic instructions and Single-copy atomicity of loads
    and stores. (AT, expose as HWCAP_USCAT)
 3) LDAPR and STLR instructions with immediate offsets (extension to
    LRCPC, exposed as HWCAP_ILRCPC)
 4) Flag manipulation instructions (TS, exposed as HWCAP_FLAGM).

Cc: Catalin Marinas <catalin.marinas@arm.com>
Cc: Will Deacon <will.deacon@arm.com>
Cc: Mark Rutland <mark.rutland@arm.com>
Reviewed-by: Dave Martin <dave.martin@arm.com>
Signed-off-by: Suzuki K Poulose <suzuki.poulose@arm.com>
Signed-off-by: Will Deacon <will.deacon@arm.com>
[ardb: fix up context for missing SVE]
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
2019-10-29 09:17:10 +01:00
..
acpi_object_usage.txt ARM64: ACPI: Update documentation for latest specification version 2016-06-21 16:26:09 +01:00
arm-acpi.txt ARM64: ACPI: Update documentation for latest specification version 2016-06-21 16:26:09 +01:00
booting.txt arm64: add the initrd region to the linear mapping explicitly 2016-04-14 16:20:45 +01:00
cpu-feature-registers.txt arm64: Expose Arm v8.4 features 2019-10-29 09:17:10 +01:00
legacy_instructions.txt arm64: Emulate SETEND for AArch32 tasks 2015-01-23 17:11:44 +00:00
memory.txt Documentation/arm64/memory.txt: fix typo 2014-10-20 17:55:38 +01:00
silicon-errata.txt arm64: Add work around for Arm Cortex-A55 Erratum 1024718 2018-05-16 10:10:25 +02:00
tagged-pointers.txt arm64: documentation: document tagged pointer stack constraints 2017-05-09 17:43:18 +01:00