diff options
Diffstat (limited to 'Documentation/arm64')
| -rw-r--r-- | Documentation/arm64/elf_hwcaps.rst | 4 | ||||
| -rw-r--r-- | Documentation/arm64/memory.rst | 10 | ||||
| -rw-r--r-- | Documentation/arm64/silicon-errata.rst | 6 |
3 files changed, 14 insertions, 6 deletions
diff --git a/Documentation/arm64/elf_hwcaps.rst b/Documentation/arm64/elf_hwcaps.rst index 37f0116c39fa..52b75a25c205 100644 --- a/Documentation/arm64/elf_hwcaps.rst +++ b/Documentation/arm64/elf_hwcaps.rst @@ -278,6 +278,10 @@ HWCAP2_WFXT Functionality implied by ID_AA64ISAR2_EL1.WFXT == 0b0010. +HWCAP2_EBF16 + + Functionality implied by ID_AA64ISAR1_EL1.BF16 == 0b0010. + 4. Unused AT_HWCAP bits ----------------------- diff --git a/Documentation/arm64/memory.rst b/Documentation/arm64/memory.rst index 901cd094f4ec..2a641ba7be3b 100644 --- a/Documentation/arm64/memory.rst +++ b/Documentation/arm64/memory.rst @@ -33,9 +33,8 @@ AArch64 Linux memory layout with 4KB pages + 4 levels (48-bit):: 0000000000000000 0000ffffffffffff 256TB user ffff000000000000 ffff7fffffffffff 128TB kernel logical memory map [ffff600000000000 ffff7fffffffffff] 32TB [kasan shadow region] - ffff800000000000 ffff800007ffffff 128MB bpf jit region - ffff800008000000 ffff80000fffffff 128MB modules - ffff800010000000 fffffbffefffffff 124TB vmalloc + ffff800000000000 ffff800007ffffff 128MB modules + ffff800008000000 fffffbffefffffff 124TB vmalloc fffffbfff0000000 fffffbfffdffffff 224MB fixed mappings (top down) fffffbfffe000000 fffffbfffe7fffff 8MB [guard region] fffffbfffe800000 fffffbffff7fffff 16MB PCI I/O space @@ -51,9 +50,8 @@ AArch64 Linux memory layout with 64KB pages + 3 levels (52-bit with HW support): 0000000000000000 000fffffffffffff 4PB user fff0000000000000 ffff7fffffffffff ~4PB kernel logical memory map [fffd800000000000 ffff7fffffffffff] 512TB [kasan shadow region] - ffff800000000000 ffff800007ffffff 128MB bpf jit region - ffff800008000000 ffff80000fffffff 128MB modules - ffff800010000000 fffffbffefffffff 124TB vmalloc + ffff800000000000 ffff800007ffffff 128MB modules + ffff800008000000 fffffbffefffffff 124TB vmalloc fffffbfff0000000 fffffbfffdffffff 224MB fixed mappings (top down) fffffbfffe000000 fffffbfffe7fffff 8MB [guard region] fffffbfffe800000 fffffbffff7fffff 16MB PCI I/O space diff --git a/Documentation/arm64/silicon-errata.rst b/Documentation/arm64/silicon-errata.rst index d27db84d585e..33b04db8408f 100644 --- a/Documentation/arm64/silicon-errata.rst +++ b/Documentation/arm64/silicon-errata.rst @@ -82,10 +82,14 @@ stable kernels. +----------------+-----------------+-----------------+-----------------------------+ | ARM | Cortex-A57 | #1319537 | ARM64_ERRATUM_1319367 | +----------------+-----------------+-----------------+-----------------------------+ +| ARM | Cortex-A57 | #1742098 | ARM64_ERRATUM_1742098 | ++----------------+-----------------+-----------------+-----------------------------+ | ARM | Cortex-A72 | #853709 | N/A | +----------------+-----------------+-----------------+-----------------------------+ | ARM | Cortex-A72 | #1319367 | ARM64_ERRATUM_1319367 | +----------------+-----------------+-----------------+-----------------------------+ +| ARM | Cortex-A72 | #1655431 | ARM64_ERRATUM_1742098 | ++----------------+-----------------+-----------------+-----------------------------+ | ARM | Cortex-A73 | #858921 | ARM64_ERRATUM_858921 | +----------------+-----------------+-----------------+-----------------------------+ | ARM | Cortex-A76 | #1188873,1418040| ARM64_ERRATUM_1418040 | @@ -102,6 +106,8 @@ stable kernels. +----------------+-----------------+-----------------+-----------------------------+ | ARM | Cortex-A510 | #2077057 | ARM64_ERRATUM_2077057 | +----------------+-----------------+-----------------+-----------------------------+ +| ARM | Cortex-A510 | #2441009 | ARM64_ERRATUM_2441009 | ++----------------+-----------------+-----------------+-----------------------------+ | ARM | Cortex-A710 | #2119858 | ARM64_ERRATUM_2119858 | +----------------+-----------------+-----------------+-----------------------------+ | ARM | Cortex-A710 | #2054223 | ARM64_ERRATUM_2054223 | |