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-rw-r--r--Documentation/arm64/cpu-feature-registers.txt18
1 files changed, 10 insertions, 8 deletions
diff --git a/Documentation/arm64/cpu-feature-registers.txt b/Documentation/arm64/cpu-feature-registers.txt
index a70090b28b07..7964f03846b1 100644
--- a/Documentation/arm64/cpu-feature-registers.txt
+++ b/Documentation/arm64/cpu-feature-registers.txt
@@ -110,7 +110,7 @@ infrastructure:
x--------------------------------------------------x
| Name | bits | visible |
|--------------------------------------------------|
- | RES0 | [63-52] | n |
+ | TS | [55-52] | y |
|--------------------------------------------------|
| FHM | [51-48] | y |
|--------------------------------------------------|
@@ -124,8 +124,6 @@ infrastructure:
|--------------------------------------------------|
| RDM | [31-28] | y |
|--------------------------------------------------|
- | RES0 | [27-24] | n |
- |--------------------------------------------------|
| ATOMICS | [23-20] | y |
|--------------------------------------------------|
| CRC32 | [19-16] | y |
@@ -135,8 +133,6 @@ infrastructure:
| SHA1 | [11-8] | y |
|--------------------------------------------------|
| AES | [7-4] | y |
- |--------------------------------------------------|
- | RES0 | [3-0] | n |
x--------------------------------------------------x
@@ -144,12 +140,10 @@ infrastructure:
x--------------------------------------------------x
| Name | bits | visible |
|--------------------------------------------------|
- | RES0 | [63-36] | n |
+ | DIT | [51-48] | y |
|--------------------------------------------------|
| SVE | [35-32] | y |
|--------------------------------------------------|
- | RES0 | [31-28] | n |
- |--------------------------------------------------|
| GIC | [27-24] | n |
|--------------------------------------------------|
| AdvSIMD | [23-20] | y |
@@ -199,6 +193,14 @@ infrastructure:
| DPB | [3-0] | y |
x--------------------------------------------------x
+ 5) ID_AA64MMFR2_EL1 - Memory model feature register 2
+
+ x--------------------------------------------------x
+ | Name | bits | visible |
+ |--------------------------------------------------|
+ | AT | [35-32] | y |
+ x--------------------------------------------------x
+
Appendix I: Example
---------------------------