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-rw-r--r--Documentation/arm64/cpu-feature-registers.txt4
-rw-r--r--Documentation/arm64/elf_hwcaps.txt4
2 files changed, 7 insertions, 1 deletions
diff --git a/Documentation/arm64/cpu-feature-registers.txt b/Documentation/arm64/cpu-feature-registers.txt
index bd9b3faab2c4..a70090b28b07 100644
--- a/Documentation/arm64/cpu-feature-registers.txt
+++ b/Documentation/arm64/cpu-feature-registers.txt
@@ -110,7 +110,9 @@ infrastructure:
x--------------------------------------------------x
| Name | bits | visible |
|--------------------------------------------------|
- | RES0 | [63-48] | n |
+ | RES0 | [63-52] | n |
+ |--------------------------------------------------|
+ | FHM | [51-48] | y |
|--------------------------------------------------|
| DP | [47-44] | y |
|--------------------------------------------------|
diff --git a/Documentation/arm64/elf_hwcaps.txt b/Documentation/arm64/elf_hwcaps.txt
index 89edba12a9e0..57324ee55ecc 100644
--- a/Documentation/arm64/elf_hwcaps.txt
+++ b/Documentation/arm64/elf_hwcaps.txt
@@ -158,3 +158,7 @@ HWCAP_SHA512
HWCAP_SVE
Functionality implied by ID_AA64PFR0_EL1.SVE == 0b0001.
+
+HWCAP_ASIMDFHM
+
+ Functionality implied by ID_AA64ISAR0_EL1.FHM == 0b0001.