diff options
Diffstat (limited to 'tools/testing/selftests/arm64/mte/mte_def.h')
| -rw-r--r-- | tools/testing/selftests/arm64/mte/mte_def.h | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/tools/testing/selftests/arm64/mte/mte_def.h b/tools/testing/selftests/arm64/mte/mte_def.h index 9b188254b61a..6ad22f07c9b8 100644 --- a/tools/testing/selftests/arm64/mte/mte_def.h +++ b/tools/testing/selftests/arm64/mte/mte_def.h @@ -42,6 +42,8 @@ #define MT_TAG_COUNT 16 #define MT_INCLUDE_TAG_MASK 0xFFFF #define MT_EXCLUDE_TAG_MASK 0x0 +#define MT_ATAG_SHIFT 60 +#define MT_ATAG_MASK 0xFUL #define MT_ALIGN_GRANULE (MT_GRANULE_SIZE - 1) #define MT_CLEAR_TAG(x) ((x) & ~(MT_TAG_MASK << MT_TAG_SHIFT)) @@ -49,6 +51,12 @@ #define MT_FETCH_TAG(x) ((x >> MT_TAG_SHIFT) & (MT_TAG_MASK)) #define MT_ALIGN_UP(x) ((x + MT_ALIGN_GRANULE) & ~(MT_ALIGN_GRANULE)) +#define MT_CLEAR_ATAG(x) ((x) & ~(MT_TAG_MASK << MT_ATAG_SHIFT)) +#define MT_SET_ATAG(x, y) ((x) | (((y) & MT_ATAG_MASK) << MT_ATAG_SHIFT)) +#define MT_FETCH_ATAG(x) ((x >> MT_ATAG_SHIFT) & (MT_ATAG_MASK)) + +#define MT_CLEAR_TAGS(x) (MT_CLEAR_ATAG(MT_CLEAR_TAG(x))) + #define MT_PSTATE_TCO_SHIFT 25 #define MT_PSTATE_TCO_MASK ~(0x1 << MT_PSTATE_TCO_SHIFT) #define MT_PSTATE_TCO_EN 1 |