diff options
| author | Marc Zyngier <[email protected]> | 2024-06-18 10:10:19 +0100 |
|---|---|---|
| committer | Marc Zyngier <[email protected]> | 2024-08-30 12:04:19 +0100 |
| commit | 6dcd2ac7ea7c5b20b416ee09d8d5d2ec89866ef8 (patch) | |
| tree | 1cbb58093222b86c8f5c290e36483792a65bf47b | |
| parent | 4abc783e4741cd33216e7796e9b2f4973b4bca61 (diff) | |
arm64: Add PAR_EL1 field description
As KVM is about to grow a full emulation for the AT instructions,
add the layout of the PAR_EL1 register in its non-D128 configuration.
Note that the constants are a bit ugly, as the register has two
layouts, based on the state of the F bit.
Signed-off-by: Marc Zyngier <[email protected]>
| -rw-r--r-- | arch/arm64/include/asm/sysreg.h | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/arch/arm64/include/asm/sysreg.h b/arch/arm64/include/asm/sysreg.h index 4a9ea103817e..d9d5e07f768d 100644 --- a/arch/arm64/include/asm/sysreg.h +++ b/arch/arm64/include/asm/sysreg.h @@ -325,7 +325,25 @@ #define SYS_PAR_EL1 sys_reg(3, 0, 7, 4, 0) #define SYS_PAR_EL1_F BIT(0) +/* When PAR_EL1.F == 1 */ #define SYS_PAR_EL1_FST GENMASK(6, 1) +#define SYS_PAR_EL1_PTW BIT(8) +#define SYS_PAR_EL1_S BIT(9) +#define SYS_PAR_EL1_AssuredOnly BIT(12) +#define SYS_PAR_EL1_TopLevel BIT(13) +#define SYS_PAR_EL1_Overlay BIT(14) +#define SYS_PAR_EL1_DirtyBit BIT(15) +#define SYS_PAR_EL1_F1_IMPDEF GENMASK_ULL(63, 48) +#define SYS_PAR_EL1_F1_RES0 (BIT(7) | BIT(10) | GENMASK_ULL(47, 16)) +#define SYS_PAR_EL1_RES1 BIT(11) +/* When PAR_EL1.F == 0 */ +#define SYS_PAR_EL1_SH GENMASK_ULL(8, 7) +#define SYS_PAR_EL1_NS BIT(9) +#define SYS_PAR_EL1_F0_IMPDEF BIT(10) +#define SYS_PAR_EL1_NSE BIT(11) +#define SYS_PAR_EL1_PA GENMASK_ULL(51, 12) +#define SYS_PAR_EL1_ATTR GENMASK_ULL(63, 56) +#define SYS_PAR_EL1_F0_RES0 (GENMASK_ULL(6, 1) | GENMASK_ULL(55, 52)) /*** Statistical Profiling Extension ***/ #define PMSEVFR_EL1_RES0_IMP \ |