diff options
author | Marc Zyngier <maz@kernel.org> | 2025-05-23 10:58:15 +0100 |
---|---|---|
committer | Marc Zyngier <maz@kernel.org> | 2025-05-23 10:58:15 +0100 |
commit | fef3acf5ae801109119c07568677d8acfd16ccda (patch) | |
tree | b1ad35a3280d8cce33ce226f4c75b27e7409c7b1 | |
parent | 6eb0ed96293f7c2d5e0b170698169a04f7d95d1a (diff) | |
parent | 98dbe56a016a4ea457ef312637a625d3c627dbd9 (diff) |
Merge branch kvm-arm64/fgt-masks into kvmarm-master/next
* kvm-arm64/fgt-masks: (43 commits)
: .
: Large rework of the way KVM deals with trap bits in conjunction with
: the CPU feature registers. It now draws a direct link between which
: the feature set, the system registers that need to UNDEF to match
: the configuration and bits that need to behave as RES0 or RES1 in
: the trap registers that are visible to the guest.
:
: Best of all, these definitions are mostly automatically generated
: from the JSON description published by ARM under a permissive
: license.
: .
KVM: arm64: Handle TSB CSYNC traps
KVM: arm64: Add FGT descriptors for FEAT_FGT2
KVM: arm64: Allow sysreg ranges for FGT descriptors
KVM: arm64: Add context-switch for FEAT_FGT2 registers
KVM: arm64: Add trap routing for FEAT_FGT2 registers
KVM: arm64: Add sanitisation for FEAT_FGT2 registers
KVM: arm64: Add FEAT_FGT2 registers to the VNCR page
KVM: arm64: Use HCR_EL2 feature map to drive fixed-value bits
KVM: arm64: Use HCRX_EL2 feature map to drive fixed-value bits
KVM: arm64: Allow kvm_has_feat() to take variable arguments
KVM: arm64: Use FGT feature maps to drive RES0 bits
KVM: arm64: Validate FGT register descriptions against RES0 masks
KVM: arm64: Switch to table-driven FGU configuration
KVM: arm64: Handle PSB CSYNC traps
KVM: arm64: Use KVM-specific HCRX_EL2 RES0 mask
KVM: arm64: Remove hand-crafted masks for FGT registers
KVM: arm64: Use computed FGT masks to setup FGT registers
KVM: arm64: Propagate FGT masks to the nVHE hypervisor
KVM: arm64: Unconditionally configure fine-grain traps
KVM: arm64: Use computed masks as sanitisers for FGT registers
...
Signed-off-by: Marc Zyngier <maz@kernel.org>
-rw-r--r-- | arch/arm64/include/asm/el2_setup.h | 14 | ||||
-rw-r--r-- | arch/arm64/include/asm/esr.h | 10 | ||||
-rw-r--r-- | arch/arm64/include/asm/kvm_arm.h | 186 | ||||
-rw-r--r-- | arch/arm64/include/asm/kvm_host.h | 57 | ||||
-rw-r--r-- | arch/arm64/include/asm/sysreg.h | 26 | ||||
-rw-r--r-- | arch/arm64/include/asm/vncr_mapping.h | 5 | ||||
-rw-r--r-- | arch/arm64/kernel/cpufeature.c | 7 | ||||
-rw-r--r-- | arch/arm64/kvm/Makefile | 2 | ||||
-rw-r--r-- | arch/arm64/kvm/arm.c | 13 | ||||
-rw-r--r-- | arch/arm64/kvm/config.c | 1085 | ||||
-rw-r--r-- | arch/arm64/kvm/emulate-nested.c | 583 | ||||
-rw-r--r-- | arch/arm64/kvm/handle_exit.c | 77 | ||||
-rw-r--r-- | arch/arm64/kvm/hyp/include/hyp/switch.h | 158 | ||||
-rw-r--r-- | arch/arm64/kvm/hyp/nvhe/switch.c | 12 | ||||
-rw-r--r-- | arch/arm64/kvm/hyp/vgic-v3-sr.c | 8 | ||||
-rw-r--r-- | arch/arm64/kvm/nested.c | 223 | ||||
-rw-r--r-- | arch/arm64/kvm/sys_regs.c | 68 | ||||
-rw-r--r-- | arch/arm64/tools/cpucaps | 1 | ||||
-rw-r--r-- | arch/arm64/tools/sysreg | 1006 | ||||
-rw-r--r-- | tools/arch/arm64/include/asm/sysreg.h | 65 |
20 files changed, 2895 insertions, 711 deletions
diff --git a/arch/arm64/include/asm/el2_setup.h b/arch/arm64/include/asm/el2_setup.h index ebceaae3c749..055e69a4184c 100644 --- a/arch/arm64/include/asm/el2_setup.h +++ b/arch/arm64/include/asm/el2_setup.h @@ -213,8 +213,8 @@ cbz x1, .Lskip_debug_fgt_\@ /* Disable nVHE traps of TPIDR2 and SMPRI */ - orr x0, x0, #HFGxTR_EL2_nSMPRI_EL1_MASK - orr x0, x0, #HFGxTR_EL2_nTPIDR2_EL0_MASK + orr x0, x0, #HFGRTR_EL2_nSMPRI_EL1_MASK + orr x0, x0, #HFGRTR_EL2_nTPIDR2_EL0_MASK .Lskip_debug_fgt_\@: mrs_s x1, SYS_ID_AA64MMFR3_EL1 @@ -222,8 +222,8 @@ cbz x1, .Lskip_pie_fgt_\@ /* Disable trapping of PIR_EL1 / PIRE0_EL1 */ - orr x0, x0, #HFGxTR_EL2_nPIR_EL1 - orr x0, x0, #HFGxTR_EL2_nPIRE0_EL1 + orr x0, x0, #HFGRTR_EL2_nPIR_EL1 + orr x0, x0, #HFGRTR_EL2_nPIRE0_EL1 .Lskip_pie_fgt_\@: mrs_s x1, SYS_ID_AA64MMFR3_EL1 @@ -231,7 +231,7 @@ cbz x1, .Lskip_poe_fgt_\@ /* Disable trapping of POR_EL0 */ - orr x0, x0, #HFGxTR_EL2_nPOR_EL0 + orr x0, x0, #HFGRTR_EL2_nPOR_EL0 .Lskip_poe_fgt_\@: /* GCS depends on PIE so we don't check it if PIE is absent */ @@ -240,8 +240,8 @@ cbz x1, .Lset_fgt_\@ /* Disable traps of access to GCS registers at EL0 and EL1 */ - orr x0, x0, #HFGxTR_EL2_nGCS_EL1_MASK - orr x0, x0, #HFGxTR_EL2_nGCS_EL0_MASK + orr x0, x0, #HFGRTR_EL2_nGCS_EL1_MASK + orr x0, x0, #HFGRTR_EL2_nGCS_EL0_MASK .Lset_fgt_\@: msr_s SYS_HFGRTR_EL2, x0 diff --git a/arch/arm64/include/asm/esr.h b/arch/arm64/include/asm/esr.h index 350f02bf437d..d4cb0c8bf558 100644 --- a/arch/arm64/include/asm/esr.h +++ b/arch/arm64/include/asm/esr.h @@ -20,7 +20,8 @@ #define ESR_ELx_EC_FP_ASIMD UL(0x07) #define ESR_ELx_EC_CP10_ID UL(0x08) /* EL2 only */ #define ESR_ELx_EC_PAC UL(0x09) /* EL2 and above */ -/* Unallocated EC: 0x0A - 0x0B */ +#define ESR_ELx_EC_OTHER UL(0x0A) +/* Unallocated EC: 0x0B */ #define ESR_ELx_EC_CP14_64 UL(0x0C) #define ESR_ELx_EC_BTI UL(0x0D) #define ESR_ELx_EC_ILL UL(0x0E) @@ -181,6 +182,13 @@ #define ESR_ELx_WFx_ISS_WFE (UL(1) << 0) #define ESR_ELx_xVC_IMM_MASK ((UL(1) << 16) - 1) +/* ISS definitions for LD64B/ST64B/{T,P}SBCSYNC instructions */ +#define ESR_ELx_ISS_OTHER_ST64BV (0) +#define ESR_ELx_ISS_OTHER_ST64BV0 (1) +#define ESR_ELx_ISS_OTHER_LDST64B (2) +#define ESR_ELx_ISS_OTHER_TSBCSYNC (3) +#define ESR_ELx_ISS_OTHER_PSBCSYNC (4) + #define DISR_EL1_IDS (UL(1) << 24) /* * DISR_EL1 and ESR_ELx share the bottom 13 bits, but the RES0 bits may mean diff --git a/arch/arm64/include/asm/kvm_arm.h b/arch/arm64/include/asm/kvm_arm.h index 974d72b5905b..52b3aeb19efc 100644 --- a/arch/arm64/include/asm/kvm_arm.h +++ b/arch/arm64/include/asm/kvm_arm.h @@ -12,67 +12,70 @@ #include <asm/sysreg.h> #include <asm/types.h> -/* Hyp Configuration Register (HCR) bits */ - -#define HCR_TID5 (UL(1) << 58) -#define HCR_DCT (UL(1) << 57) -#define HCR_ATA_SHIFT 56 -#define HCR_ATA (UL(1) << HCR_ATA_SHIFT) -#define HCR_TTLBOS (UL(1) << 55) -#define HCR_TTLBIS (UL(1) << 54) -#define HCR_ENSCXT (UL(1) << 53) -#define HCR_TOCU (UL(1) << 52) -#define HCR_AMVOFFEN (UL(1) << 51) -#define HCR_TICAB (UL(1) << 50) -#define HCR_TID4 (UL(1) << 49) -#define HCR_FIEN (UL(1) << 47) -#define HCR_FWB (UL(1) << 46) -#define HCR_NV2 (UL(1) << 45) -#define HCR_AT (UL(1) << 44) -#define HCR_NV1 (UL(1) << 43) -#define HCR_NV (UL(1) << 42) -#define HCR_API (UL(1) << 41) -#define HCR_APK (UL(1) << 40) -#define HCR_TEA (UL(1) << 37) -#define HCR_TERR (UL(1) << 36) -#define HCR_TLOR (UL(1) << 35) -#define HCR_E2H (UL(1) << 34) -#define HCR_ID (UL(1) << 33) -#define HCR_CD (UL(1) << 32) -#define HCR_RW_SHIFT 31 -#define HCR_RW (UL(1) << HCR_RW_SHIFT) -#define HCR_TRVM (UL(1) << 30) -#define HCR_HCD (UL(1) << 29) -#define HCR_TDZ (UL(1) << 28) -#define HCR_TGE (UL(1) << 27) -#define HCR_TVM (UL(1) << 26) -#define HCR_TTLB (UL(1) << 25) -#define HCR_TPU (UL(1) << 24) -#define HCR_TPC (UL(1) << 23) /* HCR_TPCP if FEAT_DPB */ -#define HCR_TSW (UL(1) << 22) -#define HCR_TACR (UL(1) << 21) -#define HCR_TIDCP (UL(1) << 20) -#define HCR_TSC (UL(1) << 19) -#define HCR_TID3 (UL(1) << 18) -#define HCR_TID2 (UL(1) << 17) -#define HCR_TID1 (UL(1) << 16) -#define HCR_TID0 (UL(1) << 15) -#define HCR_TWE (UL(1) << 14) -#define HCR_TWI (UL(1) << 13) -#define HCR_DC (UL(1) << 12) -#define HCR_BSU (3 << 10) -#define HCR_BSU_IS (UL(1) << 10) -#define HCR_FB (UL(1) << 9) -#define HCR_VSE (UL(1) << 8) -#define HCR_VI (UL(1) << 7) -#define HCR_VF (UL(1) << 6) -#define HCR_AMO (UL(1) << 5) -#define HCR_IMO (UL(1) << 4) -#define HCR_FMO (UL(1) << 3) -#define HCR_PTW (UL(1) << 2) -#define HCR_SWIO (UL(1) << 1) -#define HCR_VM (UL(1) << 0) -#define HCR_RES0 ((UL(1) << 48) | (UL(1) << 39)) +/* + * Because I'm terribly lazy and that repainting the whole of the KVM + * code with the proper names is a pain, use a helper to map the names + * inherited from AArch32 with the new fancy nomenclature. One day... + */ +#define __HCR(x) HCR_EL2_##x + +#define HCR_TID5 __HCR(TID5) +#define HCR_DCT __HCR(DCT) +#define HCR_ATA_SHIFT __HCR(ATA_SHIFT) +#define HCR_ATA __HCR(ATA) +#define HCR_TTLBOS __HCR(TTLBOS) +#define HCR_TTLBIS __HCR(TTLBIS) +#define HCR_ENSCXT __HCR(EnSCXT) +#define HCR_TOCU __HCR(TOCU) +#define HCR_AMVOFFEN __HCR(AMVOFFEN) +#define HCR_TICAB __HCR(TICAB) +#define HCR_TID4 __HCR(TID4) +#define HCR_FIEN __HCR(FIEN) +#define HCR_FWB __HCR(FWB) +#define HCR_NV2 __HCR(NV2) +#define HCR_AT __HCR(AT) +#define HCR_NV1 __HCR(NV1) +#define HCR_NV __HCR(NV) +#define HCR_API __HCR(API) +#define HCR_APK __HCR(APK) +#define HCR_TEA __HCR(TEA) +#define HCR_TERR __HCR(TERR) +#define HCR_TLOR __HCR(TLOR) +#define HCR_E2H __HCR(E2H) +#define HCR_ID __HCR(ID) +#define HCR_CD __HCR(CD) +#define HCR_RW __HCR(RW) +#define HCR_TRVM __HCR(TRVM) +#define HCR_HCD __HCR(HCD) +#define HCR_TDZ __HCR(TDZ) +#define HCR_TGE __HCR(TGE) +#define HCR_TVM __HCR(TVM) +#define HCR_TTLB __HCR(TTLB) +#define HCR_TPU __HCR(TPU) +#define HCR_TPC __HCR(TPCP) +#define HCR_TSW __HCR(TSW) +#define HCR_TACR __HCR(TACR) +#define HCR_TIDCP __HCR(TIDCP) +#define HCR_TSC __HCR(TSC) +#define HCR_TID3 __HCR(TID3) +#define HCR_TID2 __HCR(TID2) +#define HCR_TID1 __HCR(TID1) +#define HCR_TID0 __HCR(TID0) +#define HCR_TWE __HCR(TWE) +#define HCR_TWI __HCR(TWI) +#define HCR_DC __HCR(DC) +#define HCR_BSU __HCR(BSU) +#define HCR_BSU_IS __HCR(BSU_IS) +#define HCR_FB __HCR(FB) +#define HCR_VSE __HCR(VSE) +#define HCR_VI __HCR(VI) +#define HCR_VF __HCR(VF) +#define HCR_AMO __HCR(AMO) +#define HCR_IMO __HCR(IMO) +#define HCR_FMO __HCR(FMO) +#define HCR_PTW __HCR(PTW) +#define HCR_SWIO __HCR(SWIO) +#define HCR_VM __HCR(VM) /* * The bits we set in HCR: @@ -313,56 +316,19 @@ GENMASK(15, 0)) /* - * FGT register definitions - * - * RES0 and polarity masks as of DDI0487J.a, to be updated as needed. - * We're not using the generated masks as they are usually ahead of - * the published ARM ARM, which we use as a reference. - * - * Once we get to a point where the two describe the same thing, we'll - * merge the definitions. One day. - */ -#define __HFGRTR_EL2_RES0 HFGxTR_EL2_RES0 -#define __HFGRTR_EL2_MASK GENMASK(49, 0) -#define __HFGRTR_EL2_nMASK ~(__HFGRTR_EL2_RES0 | __HFGRTR_EL2_MASK) - -/* - * The HFGWTR bits are a subset of HFGRTR bits. To ensure we don't miss any - * future additions, define __HFGWTR* macros relative to __HFGRTR* ones. + * Polarity masks for HCRX_EL2, limited to the bits that we know about + * at this point in time. It doesn't mean that we actually *handle* + * them, but that at least those that are not advertised to a guest + * will be RES0 for that guest. */ -#define __HFGRTR_ONLY_MASK (BIT(46) | BIT(42) | BIT(40) | BIT(28) | \ - GENMASK(26, 25) | BIT(21) | BIT(18) | \ - GENMASK(15, 14) | GENMASK(10, 9) | BIT(2)) -#define __HFGWTR_EL2_RES0 (__HFGRTR_EL2_RES0 | __HFGRTR_ONLY_MASK) -#define __HFGWTR_EL2_MASK (__HFGRTR_EL2_MASK & ~__HFGRTR_ONLY_MASK) -#define __HFGWTR_EL2_nMASK ~(__HFGWTR_EL2_RES0 | __HFGWTR_EL2_MASK) - -#define __HFGITR_EL2_RES0 HFGITR_EL2_RES0 -#define __HFGITR_EL2_MASK (BIT(62) | BIT(60) | GENMASK(54, 0)) -#define __HFGITR_EL2_nMASK ~(__HFGITR_EL2_RES0 | __HFGITR_EL2_MASK) - -#define __HDFGRTR_EL2_RES0 HDFGRTR_EL2_RES0 -#define __HDFGRTR_EL2_MASK (BIT(63) | GENMASK(58, 50) | GENMASK(48, 43) | \ - GENMASK(41, 40) | GENMASK(37, 22) | \ - GENMASK(19, 9) | GENMASK(7, 0)) -#define __HDFGRTR_EL2_nMASK ~(__HDFGRTR_EL2_RES0 | __HDFGRTR_EL2_MASK) - -#define __HDFGWTR_EL2_RES0 HDFGWTR_EL2_RES0 -#define __HDFGWTR_EL2_MASK (GENMASK(57, 52) | GENMASK(50, 48) | \ - GENMASK(46, 44) | GENMASK(42, 41) | \ - GENMASK(37, 35) | GENMASK(33, 31) | \ - GENMASK(29, 23) | GENMASK(21, 10) | \ - GENMASK(8, 7) | GENMASK(5, 0)) -#define __HDFGWTR_EL2_nMASK ~(__HDFGWTR_EL2_RES0 | __HDFGWTR_EL2_MASK) - -#define __HAFGRTR_EL2_RES0 HAFGRTR_EL2_RES0 -#define __HAFGRTR_EL2_MASK (GENMASK(49, 17) | GENMASK(4, 0)) -#define __HAFGRTR_EL2_nMASK ~(__HAFGRTR_EL2_RES0 | __HAFGRTR_EL2_MASK) - -/* Similar definitions for HCRX_EL2 */ -#define __HCRX_EL2_RES0 HCRX_EL2_RES0 -#define __HCRX_EL2_MASK (BIT(6)) -#define __HCRX_EL2_nMASK ~(__HCRX_EL2_RES0 | __HCRX_EL2_MASK) +#define __HCRX_EL2_MASK (BIT_ULL(6)) +#define __HCRX_EL2_nMASK (GENMASK_ULL(24, 14) | \ + GENMASK_ULL(11, 7) | \ + GENMASK_ULL(5, 0)) +#define __HCRX_EL2_RES0 ~(__HCRX_EL2_nMASK | __HCRX_EL2_MASK) +#define __HCRX_EL2_RES1 ~(__HCRX_EL2_nMASK | \ + __HCRX_EL2_MASK | \ + __HCRX_EL2_RES0) /* Hyp Prefetch Fault Address Register (HPFAR/HDFAR) */ #define HPFAR_MASK (~UL(0xf)) diff --git a/arch/arm64/include/asm/kvm_host.h b/arch/arm64/include/asm/kvm_host.h index 73b7762b0e7d..672ae3c51219 100644 --- a/arch/arm64/include/asm/kvm_host.h +++ b/arch/arm64/include/asm/kvm_host.h @@ -273,11 +273,17 @@ struct kvm_sysreg_masks; enum fgt_group_id { __NO_FGT_GROUP__, - HFGxTR_GROUP, + HFGRTR_GROUP, + HFGWTR_GROUP = HFGRTR_GROUP, HDFGRTR_GROUP, HDFGWTR_GROUP = HDFGRTR_GROUP, HFGITR_GROUP, HAFGRTR_GROUP, + HFGRTR2_GROUP, + HFGWTR2_GROUP = HFGRTR2_GROUP, + HDFGRTR2_GROUP, + HDFGWTR2_GROUP = HDFGRTR2_GROUP, + HFGITR2_GROUP, /* Must be last */ __NR_FGT_GROUP_IDS__ @@ -561,6 +567,11 @@ enum vcpu_sysreg { VNCR(HDFGRTR_EL2), VNCR(HDFGWTR_EL2), VNCR(HAFGRTR_EL2), + VNCR(HFGRTR2_EL2), + VNCR(HFGWTR2_EL2), + VNCR(HFGITR2_EL2), + VNCR(HDFGRTR2_EL2), + VNCR(HDFGWTR2_EL2), VNCR(CNTVOFF_EL2), VNCR(CNTV_CVAL_EL0), @@ -606,6 +617,37 @@ struct kvm_sysreg_masks { } mask[NR_SYS_REGS - __SANITISED_REG_START__]; }; +struct fgt_masks { + const char *str; + u64 mask; + u64 nmask; + u64 res0; +}; + +extern struct fgt_masks hfgrtr_masks; +extern struct fgt_masks hfgwtr_masks; +extern struct fgt_masks hfgitr_masks; +extern struct fgt_masks hdfgrtr_masks; +extern struct fgt_masks hdfgwtr_masks; +extern struct fgt_masks hafgrtr_masks; +extern struct fgt_masks hfgrtr2_masks; +extern struct fgt_masks hfgwtr2_masks; +extern struct fgt_masks hfgitr2_masks; +extern struct fgt_masks hdfgrtr2_masks; +extern struct fgt_masks hdfgwtr2_masks; + +extern struct fgt_masks kvm_nvhe_sym(hfgrtr_masks); +extern struct fgt_masks kvm_nvhe_sym(hfgwtr_masks); +extern struct fgt_masks kvm_nvhe_sym(hfgitr_masks); +extern struct fgt_masks kvm_nvhe_sym(hdfgrtr_masks); +extern struct fgt_masks kvm_nvhe_sym(hdfgwtr_masks); +extern struct fgt_masks kvm_nvhe_sym(hafgrtr_masks); +extern struct fgt_masks kvm_nvhe_sym(hfgrtr2_masks); +extern struct fgt_masks kvm_nvhe_sym(hfgwtr2_masks); +extern struct fgt_masks kvm_nvhe_sym(hfgitr2_masks); +extern struct fgt_masks kvm_nvhe_sym(hdfgrtr2_masks); +extern struct fgt_masks kvm_nvhe_sym(hdfgwtr2_masks); + struct kvm_cpu_context { struct user_pt_regs regs; /* sp = sp_el0 */ @@ -1552,12 +1594,16 @@ void kvm_set_vm_id_reg(struct kvm *kvm, u32 reg, u64 val); kvm_cmp_feat_signed(kvm, id, fld, op, limit) : \ kvm_cmp_feat_unsigned(kvm, id, fld, op, limit)) -#define kvm_has_feat(kvm, id, fld, limit) \ +#define __kvm_has_feat(kvm, id, fld, limit) \ kvm_cmp_feat(kvm, id, fld, >=, limit) -#define kvm_has_feat_enum(kvm, id, fld, val) \ +#define kvm_has_feat(kvm, ...) __kvm_has_feat(kvm, __VA_ARGS__) + +#define __kvm_has_feat_enum(kvm, id, fld, val) \ kvm_cmp_feat_unsigned(kvm, id, fld, ==, val) +#define kvm_has_feat_enum(kvm, ...) __kvm_has_feat_enum(kvm, __VA_ARGS__) + #define kvm_has_feat_range(kvm, id, fld, min, max) \ (kvm_cmp_feat(kvm, id, fld, >=, min) && \ kvm_cmp_feat(kvm, id, fld, <=, max)) @@ -1595,4 +1641,9 @@ static inline bool kvm_arch_has_irq_bypass(void) return true; } +void compute_fgu(struct kvm *kvm, enum fgt_group_id fgt); +void get_reg_fixed_bits(struct kvm *kvm, enum vcpu_sysreg reg, u64 *res0, u64 *res1); +void check_feature_map(void); + + #endif /* __ARM64_KVM_HOST_H__ */ diff --git a/arch/arm64/include/asm/sysreg.h b/arch/arm64/include/asm/sysreg.h index 2639d3633073..690b6ebd118f 100644 --- a/arch/arm64/include/asm/sysreg.h +++ b/arch/arm64/include/asm/sysreg.h @@ -117,6 +117,7 @@ #define SB_BARRIER_INSN __SYS_BARRIER_INSN(0, 7, 31) +/* Data cache zero operations */ #define SYS_DC_ISW sys_insn(1, 0, 7, 6, 2) #define SYS_DC_IGSW sys_insn(1, 0, 7, 6, 4) #define SYS_DC_IGDSW sys_insn(1, 0, 7, 6, 6) @@ -153,11 +154,13 @@ #define SYS_DC_CIGVAC sys_insn(1, 3, 7, 14, 3) #define SYS_DC_CIGDVAC sys_insn(1, 3, 7, 14, 5) -/* Data cache zero operations */ #define SYS_DC_ZVA sys_insn(1, 3, 7, 4, 1) #define SYS_DC_GVA sys_insn(1, 3, 7, 4, 3) #define SYS_DC_GZVA sys_insn(1, 3, 7, 4, 4) +#define SYS_DC_CIVAPS sys_insn(1, 0, 7, 15, 1) +#define SYS_DC_CIGDVAPS sys_insn(1, 0, 7, 15, 5) + /* * Automatically generated definitions for system registers, the * manual encodings below are in the process of being converted to @@ -497,12 +500,22 @@ #define __PMEV_op2(n) ((n) & 0x7) #define __CNTR_CRm(n) (0x8 | (((n) >> 3) & 0x3)) +#define SYS_PMEVCNTSVRn_EL1(n) sys_reg(2, 0, 14, __CNTR_CRm(n), __PMEV_op2(n)) #define SYS_PMEVCNTRn_EL0(n) sys_reg(3, 3, 14, __CNTR_CRm(n), __PMEV_op2(n)) #define __TYPER_CRm(n) (0xc | (((n) >> 3) & 0x3)) #define SYS_PMEVTYPERn_EL0(n) sys_reg(3, 3, 14, __TYPER_CRm(n), __PMEV_op2(n)) #define SYS_PMCCFILTR_EL0 sys_reg(3, 3, 14, 15, 7) +#define SYS_SPMCGCRn_EL1(n) sys_reg(2, 0, 9, 13, ((n) & 1)) + +#define __SPMEV_op2(n) ((n) & 0x7) +#define __SPMEV_crm(p, n) ((((p) & 7) << 1) | (((n) >> 3) & 1)) +#define SYS_SPMEVCNTRn_EL0(n) sys_reg(2, 3, 14, __SPMEV_crm(0b000, n), __SPMEV_op2(n)) +#define SYS_SPMEVFILT2Rn_EL0(n) sys_reg(2, 3, 14, __SPMEV_crm(0b011, n), __SPMEV_op2(n)) +#define SYS_SPMEVFILTRn_EL0(n) sys_reg(2, 3, 14, __SPMEV_crm(0b010, n), __SPMEV_op2(n)) +#define SYS_SPMEVTYPERn_EL0(n) sys_reg(2, 3, 14, __SPMEV_crm(0b001, n), __SPMEV_op2(n)) + #define SYS_VPIDR_EL2 sys_reg(3, 4, 0, 0, 0) #define SYS_VMPIDR_EL2 sys_reg(3, 4, 0, 0, 5) @@ -522,7 +535,6 @@ #define SYS_VTCR_EL2 sys_reg(3, 4, 2, 1, 2) #define SYS_VNCR_EL2 sys_reg(3, 4, 2, 2, 0) -#define SYS_HAFGRTR_EL2 sys_reg(3, 4, 3, 1, 6) #define SYS_SPSR_EL2 sys_reg(3, 4, 4, 0, 0) #define SYS_ELR_EL2 sys_reg(3, 4, 4, 0, 1) #define SYS_SP_EL1 sys_reg(3, 4, 4, 1, 0) @@ -608,28 +620,18 @@ /* VHE encodings for architectural EL0/1 system registers */ #define SYS_BRBCR_EL12 sys_reg(2, 5, 9, 0, 0) -#define SYS_SCTLR_EL12 sys_reg(3, 5, 1, 0, 0) -#define SYS_CPACR_EL12 sys_reg(3, 5, 1, 0, 2) -#define SYS_SCTLR2_EL12 sys_reg(3, 5, 1, 0, 3) -#define SYS_ZCR_EL12 sys_reg(3, 5, 1, 2, 0) -#define SYS_TRFCR_EL12 sys_reg(3, 5, 1, 2, 1) -#define SYS_SMCR_EL12 sys_reg(3, 5, 1, 2, 6) #define SYS_TTBR0_EL12 sys_reg(3, 5, 2, 0, 0) #define SYS_TTBR1_EL12 sys_reg(3, 5, 2, 0, 1) -#define SYS_TCR_EL12 sys_reg(3, 5, 2, 0, 2) -#define SYS_TCR2_EL12 sys_reg(3, 5, 2, 0, 3) #define SYS_SPSR_EL12 sys_reg(3, 5, 4, 0, 0) #define SYS_ELR_EL12 sys_reg(3, 5, 4, 0, 1) #define SYS_AFSR0_EL12 sys_reg(3, 5, 5, 1, 0) #define SYS_AFSR1_EL12 sys_reg(3, 5, 5, 1, 1) #define SYS_ESR_EL12 sys_reg(3, 5, 5, 2, 0) #define SYS_TFSR_EL12 sys_reg(3, 5, 5, 6, 0) -#define SYS_FAR_EL12 sys_reg(3, 5, 6, 0, 0) #define SYS_PMSCR_EL12 sys_reg(3, 5, 9, 9, 0) #define SYS_MAIR_EL12 sys_reg(3, 5, 10, 2, 0) #define SYS_AMAIR_EL12 sys_reg(3, 5, 10, 3, 0) #define SYS_VBAR_EL12 sys_reg(3, 5, 12, 0, 0) -#define SYS_CONTEXTIDR_EL12 sys_reg(3, 5, 13, 0, 1) #define SYS_SCXTNUM_EL12 sys_reg(3, 5, 13, 0, 7) #define SYS_CNTKCTL_EL12 sys_reg(3, 5, 14, 1, 0) #define SYS_CNTP_TVAL_EL02 sys_reg(3, 5, 14, 2, 0) diff --git a/arch/arm64/include/asm/vncr_mapping.h b/arch/arm64/include/asm/vncr_mapping.h index 4f9bbd4d6c26..6f556e993644 100644 --- a/arch/arm64/include/asm/vncr_mapping.h +++ b/arch/arm64/include/asm/vncr_mapping.h @@ -35,6 +35,8 @@ #define VNCR_CNTP_CTL_EL0 0x180 #define VNCR_SCXTNUM_EL1 0x188 #define VNCR_TFSR_EL1 0x190 +#define VNCR_HDFGRTR2_EL2 0x1A0 +#define VNCR_HDFGWTR2_EL2 0x1B0 #define VNCR_HFGRTR_EL2 0x1B8 #define VNCR_HFGWTR_EL2 0x1C0 #define VNCR_HFGITR_EL2 0x1C8 @@ -52,6 +54,9 @@ #define VNCR_PIRE0_EL1 0x290 #define VNCR_PIR_EL1 0x2A0 #define VNCR_POR_EL1 0x2A8 +#define VNCR_HFGRTR2_EL2 0x2C0 +#define VNCR_HFGWTR2_EL2 0x2C8 +#define VNCR_HFGITR2_EL2 0x310 #define VNCR_ICH_LR0_EL2 0x400 #define VNCR_ICH_LR1_EL2 0x408 #define VNCR_ICH_LR2_EL2 0x410 diff --git a/arch/arm64/kernel/cpufeature.c b/arch/arm64/kernel/cpufeature.c index e952f4b07ce1..a3da020f1d1c 100644 --- a/arch/arm64/kernel/cpufeature.c +++ b/arch/arm64/kernel/cpufeature.c @@ -2877,6 +2877,13 @@ static const struct arm64_cpu_capabilities arm64_features[] = { .matches = has_cpuid_feature, ARM64_CPUID_FIELDS(ID_AA64MMFR0_EL1, FGT, IMP) }, + { + .desc = "Fine Grained Traps 2", + .type = ARM64_CPUCAP_SYSTEM_FEATURE, + .capability = ARM64_HAS_FGT2, + .matches = has_cpuid_feature, + ARM64_CPUID_FIELDS(ID_AA64MMFR0_EL1, FGT, FGT2) + }, #ifdef CONFIG_ARM64_SME { .desc = "Scalable Matrix Extension", diff --git a/arch/arm64/kvm/Makefile b/arch/arm64/kvm/Makefile index 209bc76263f1..7c329e01c557 100644 --- a/arch/arm64/kvm/Makefile +++ b/arch/arm64/kvm/Makefile @@ -14,7 +14,7 @@ CFLAGS_sys_regs.o += -Wno-override-init CFLAGS_handle_exit.o += -Wno-override-init kvm-y += arm.o mmu.o mmio.o psci.o hypercalls.o pvtime.o \ - inject_fault.o va_layout.o handle_exit.o \ + inject_fault.o va_layout.o handle_exit.o config.o \ guest.o debug.o reset.o sys_regs.o stacktrace.o \ vgic-sys-reg-v3.o fpsimd.o pkvm.o \ arch_timer.o trng.o vmid.o emulate-nested.o nested.o at.o \ diff --git a/arch/arm64/kvm/arm.c b/arch/arm64/kvm/arm.c index 6c42682bc66f..3b118dabfb82 100644 --- a/arch/arm64/kvm/arm.c +++ b/arch/arm64/kvm/arm.c @@ -2450,6 +2450,19 @@ static void kvm_hyp_init_symbols(void) kvm_nvhe_sym(__icache_flags) = __icache_flags; kvm_nvhe_sym(kvm_arm_vmid_bits) = kvm_arm_vmid_bits; + /* Propagate the FGT state to the the nVHE side */ + kvm_nvhe_sym(hfgrtr_masks) = hfgrtr_masks; + kvm_nvhe_sym(hfgwtr_masks) = hfgwtr_masks; + kvm_nvhe_sym(hfgitr_masks) = hfgitr_masks; + kvm_nvhe_sym(hdfgrtr_masks) = hdfgrtr_masks; + kvm_nvhe_sym(hdfgwtr_masks) = hdfgwtr_masks; + kvm_nvhe_sym(hafgrtr_masks) = hafgrtr_masks; + kvm_nvhe_sym(hfgrtr2_masks) = hfgrtr2_masks; + kvm_nvhe_sym(hfgwtr2_masks) = hfgwtr2_masks; + kvm_nvhe_sym(hfgitr2_masks) = hfgitr2_masks; + kvm_nvhe_sym(hdfgrtr2_masks)= hdfgrtr2_masks; + kvm_nvhe_sym(hdfgwtr2_masks)= hdfgwtr2_masks; + /* * Flush entire BSS since part of its data containing init symbols is read * while the MMU is off. diff --git a/arch/arm64/kvm/config.c b/arch/arm64/kvm/config.c new file mode 100644 index 000000000000..54911a93b001 --- /dev/null +++ b/arch/arm64/kvm/config.c @@ -0,0 +1,1085 @@ +// SPDX-License-Identifier: GPL-2.0-only +/* + * Copyright (C) 2025 Google LLC + * Author: Marc Zyngier <maz@kernel.org> + */ + +#include <linux/kvm_host.h> +#include <asm/sysreg.h> + +struct reg_bits_to_feat_map { + u64 bits; + +#define NEVER_FGU BIT(0) /* Can trap, but never UNDEF */ +#define CALL_FUNC BIT(1) /* Needs to evaluate tons of crap */ +#define FIXED_VALUE BIT(2) /* RAZ/WI or RAO/WI in KVM */ + unsigned long flags; + + union { + struct { + u8 regidx; + u8 shift; + u8 width; + bool sign; + s8 lo_lim; + }; + bool (*match)(struct kvm *); + bool (*fval)(struct kvm *, u64 *); + }; +}; + +#define __NEEDS_FEAT_3(m, f, id, fld, lim) \ + { \ + .bits = (m), \ + .flags = (f), \ + .regidx = IDREG_IDX(SYS_ ## id), \ + .shift = id ##_## fld ## _SHIFT, \ + .width = id ##_## fld ## _WIDTH, \ + .sign = id ##_## fld ## _SIGNED, \ + .lo_lim = id ##_## fld ##_## lim \ + } + +#define __NEEDS_FEAT_2(m, f, fun, dummy) \ + { \ + .bits = (m), \ + .flags = (f) | CALL_FUNC, \ + .fval = (fun), \ + } + +#define __NEEDS_FEAT_1(m, f, fun) \ + { \ + .bits = (m), \ + .flags = (f) | CALL_FUNC, \ + .match = (fun), \ + } + +#define NEEDS_FEAT_FLAG(m, f, ...) \ + CONCATENATE(__NEEDS_FEAT_, COUNT_ARGS(__VA_ARGS__))(m, f, __VA_ARGS__) + +#define NEEDS_FEAT_FIXED(m, ...) \ + NEEDS_FEAT_FLAG(m, FIXED_VALUE, __VA_ARGS__, 0) + +#define NEEDS_FEAT(m, ...) NEEDS_FEAT_FLAG(m, 0, __VA_ARGS__) + +#define FEAT_SPE ID_AA64DFR0_EL1, PMSVer, IMP +#define FEAT_SPE_FnE ID_AA64DFR0_EL1, PMSVer, V1P2 +#define FEAT_BRBE ID_AA64DFR0_EL1, BRBE, IMP +#define FEAT_TRC_SR ID_AA64DFR0_EL1, TraceVer, IMP +#define FEAT_PMUv3 ID_AA64DFR0_EL1, PMUVer, IMP +#define FEAT_PMUv3p9 ID_AA64DFR0_EL1, PMUVer, V3P9 +#define FEAT_TRBE ID_AA64DFR0_EL1, TraceBuffer, IMP +#define FEAT_TRBEv1p1 ID_AA64DFR0_EL1, TraceBuffer, TRBE_V1P1 +#define FEAT_DoubleLock ID_AA64DFR0_EL1, DoubleLock, IMP +#define FEAT_TRF ID_AA64DFR0_EL1, TraceFilt, IMP +#define FEAT_AA32EL0 ID_AA64PFR0_EL1, EL0, AARCH32 +#define FEAT_AA32EL1 ID_AA64PFR0_EL1, EL1, AARCH32 +#define FEAT_AA64EL1 ID_AA64PFR0_EL1, EL1, IMP +#define FEAT_AA64EL3 ID_AA64PFR0_EL1, EL3, IMP +#define FEAT_AIE ID_AA64MMFR3_EL1, AIE, IMP +#define FEAT_S2POE ID_AA64MMFR3_EL1, S2POE, IMP +#define FEAT_S1POE ID_AA64MMFR3_EL1, S1POE, IMP +#define FEAT_S1PIE ID_AA64MMFR3_EL1, S1PIE, IMP +#define FEAT_THE ID_AA64PFR1_EL1, THE, IMP +#define FEAT_SME ID_AA64PFR1_EL1, SME, IMP +#define FEAT_GCS ID_AA64PFR1_EL1, GCS, IMP +#define FEAT_LS64 ID_AA64ISAR1_EL1, LS64, LS64 +#define FEAT_LS64_V ID_AA64ISAR1_EL1, LS64, LS64_V +#define FEAT_LS64_ACCDATA ID_AA64ISAR1_EL1, LS64, LS64_ACCDATA +#define FEAT_RAS ID_AA64PFR0_EL1, RAS, IMP +#define FEAT_RASv2 ID_AA64PFR0_EL1, RAS, V2 +#define FEAT_GICv3 ID_AA64PFR0_EL1, GIC, IMP +#define FEAT_LOR ID_AA64MMFR1_EL1, LO, IMP +#define FEAT_SPEv1p4 ID_AA64DFR0_EL1, PMSVer, V1P4 +#define FEAT_SPEv1p5 ID_AA64DFR0_EL1, PMSVer, V1P5 +#define FEAT_ATS1A ID_AA64ISAR2_EL1, ATS1A, IMP +#define FEAT_SPECRES2 ID_AA64ISAR1_EL1, SPECRES, COSP_RCTX +#define FEAT_SPECRES ID_AA64ISAR1_EL1, SPECRES, IMP +#define FEAT_TLBIRANGE ID_AA64ISAR0_EL1, TLB, RANGE +#define FEAT_TLBIOS ID_AA64ISAR0_EL1, TLB, OS +#define FEAT_PAN2 ID_AA64MMFR1_EL1, PAN, PAN2 +#define FEAT_DPB2 ID_AA64ISAR1_EL1, DPB, DPB2 +#define FEAT_AMUv1 ID_AA64PFR0_EL1, AMU, IMP +#define FEAT_AMUv1p1 ID_AA64PFR0_EL1, AMU, V1P1 +#define FEAT_CMOW ID_AA64MMFR1_EL1, CMOW, IMP +#define FEAT_D128 ID_AA64MMFR3_EL1, D128, IMP +#define FEAT_DoubleFault2 ID_AA64PFR1_EL1, DF2, IMP +#define FEAT_FPMR ID_AA64PFR2_EL1, FPMR, IMP +#define FEAT_MOPS ID_AA64ISAR2_EL1, MOPS, IMP +#define FEAT_NMI ID_AA64PFR1_EL1, NMI, IMP +#define FEAT_SCTLR2 ID_AA64MMFR3_EL1, SCTLRX, IMP +#define FEAT_SYSREG128 ID_AA64ISAR2_EL1, SYSREG_128, IMP +#define FEAT_TCR2 ID_AA64MMFR3_EL1, TCRX, IMP +#define FEAT_XS ID_AA64ISAR1_EL1, XS, IMP +#define FEAT_EVT ID_AA64MMFR2_EL1, EVT, IMP +#define FEAT_EVT_TTLBxS ID_AA64MMFR2_EL1, EVT, TTLBxS +#define FEAT_MTE2 ID_AA64PFR1_EL1, MTE, MTE2 +#define FEAT_RME ID_AA64PFR0_EL1, RME, IMP +#define FEAT_MPAM ID_AA64PFR0_EL1, MPAM, 1 +#define FEAT_S2FWB ID_AA64MMFR2_EL1, FWB, IMP +#define FEAT_TME ID_AA64ISAR0_EL1, TME, IMP +#define FEAT_TWED ID_AA64MMFR1_EL1, TWED, IMP +#define FEAT_E2H0 ID_AA64MMFR4_EL1, E2H0, IMP +#define FEAT_SRMASK ID_AA64MMFR4_EL1, SRMASK, IMP +#define FEAT_PoPS ID_AA64MMFR4_EL1, PoPS, IMP +#define FEAT_PFAR ID_AA64PFR1_EL1, PFAR, IMP +#define FEAT_Debugv8p9 ID_AA64DFR0_EL1, PMUVer, V3P9 +#define FEAT_PMUv3_SS ID_AA64DFR0_EL1, PMSS, IMP +#define FEAT_SEBEP ID_AA64DFR0_EL1, SEBEP, IMP +#define FEAT_EBEP ID_AA64DFR1_EL1, EBEP, IMP +#define FEAT_ITE ID_AA64DFR1_EL1, ITE, IMP +#define FEAT_PMUv3_ICNTR ID_AA64DFR1_EL1, PMICNTR, IMP +#define FEAT_SPMU ID_AA64DFR1_EL1, SPMU, IMP +#define FEAT_SPE_nVM ID_AA64DFR2_EL1, SPE_nVM, IMP +#define FEAT_STEP2 ID_AA64DFR2_EL1, STEP, IMP + +static bool not_feat_aa64el3(struct kvm *kvm) +{ + return !kvm_has_feat(kvm, FEAT_AA64EL3); +} + +static bool feat_nv2(struct kvm *kvm) +{ + return ((kvm_has_feat(kvm, ID_AA64MMFR4_EL1, NV_frac, NV2_ONLY) && + kvm_has_feat_enum(kvm, ID_AA64MMFR2_EL1, NV, NI)) || + kvm_has_feat(kvm, ID_AA64MMFR2_EL1, NV, NV2)); +} + +static bool feat_nv2_e2h0_ni(struct kvm *kvm) +{ + return feat_nv2(kvm) && !kvm_has_feat(kvm, FEAT_E2H0); +} + +static bool feat_rasv1p1(struct kvm *kvm) +{ + return (kvm_has_feat(kvm, ID_AA64PFR0_EL1, RAS, V1P1) || + (kvm_has_feat_enum(kvm, ID_AA64PFR0_EL1, RAS, IMP) && + kvm_has_feat(kvm, ID_AA64PFR1_EL1, RAS_frac, RASv1p1))); +} + +static bool feat_csv2_2_csv2_1p2(struct kvm *kvm) +{ + return (kvm_has_feat(kvm, ID_AA64PFR0_EL1, CSV2, CSV2_2) || + (kvm_has_feat(kvm, ID_AA64PFR1_EL1, CSV2_frac, CSV2_1p2) && + kvm_has_feat_enum(kvm, ID_AA64PFR0_EL1, CSV2, IMP))); +} + +static bool feat_pauth(struct kvm *kvm) +{ + return kvm_has_pauth(kvm, PAuth); +} + +static bool feat_pauth_lr(struct kvm *kvm) +{ + return kvm_has_pauth(kvm, PAuth_LR); +} + +static bool feat_aderr(struct kvm *kvm) +{ + return (kvm_has_feat(kvm, ID_AA64MMFR3_EL1, ADERR, FEAT_ADERR) && + kvm_has_feat(kvm, ID_AA64MMFR3_EL1, SDERR, FEAT_ADERR)); +} + +static bool feat_anerr(struct kvm *kvm) +{ + return (kvm_has_feat(kvm, ID_AA64MMFR3_EL1, ANERR, FEAT_ANERR) && + kvm_has_feat(kvm, ID_AA64MMFR3_EL1, SNERR, FEAT_ANERR)); +} + +static bool feat_sme_smps(struct kvm *kvm) +{ + /* + * Revists this if KVM ever supports SME -- this really should + * look at the guest's view of SMIDR_EL1. Funnily enough, this + * is not captured in the JSON file, but only as a note in the + * ARM ARM. + */ + return (kvm_has_feat(kvm, FEAT_SME) && + (read_sysreg_s(SYS_SMIDR_EL1) & SMIDR_EL1_SMPS)); +} + +static bool feat_spe_fds(struct kvm *kvm) +{ + /* + * Revists this if KVM ever supports SPE -- this really should + * look at the guest's view of PMSIDR_EL1. + */ + return (kvm_has_feat(kvm, FEAT_SPEv1p4) && + (read_sysreg_s(SYS_PMSIDR_EL1) & PMSIDR_EL1_FDS)); +} + +static bool feat_trbe_mpam(struct kvm *kvm) +{ + /* + * Revists this if KVM ever supports both MPAM and TRBE -- + * this really should look at the guest's view of TRBIDR_EL1. + */ + return (kvm_has_feat(kvm, FEAT_TRBE) && + kvm_has_feat(kvm, FEAT_MPAM) && + (read_sysreg_s(SYS_TRBIDR_EL1) & TRBIDR_EL1_MPAM)); +} + +static bool feat_ebep_pmuv3_ss(struct kvm *kvm) +{ + return kvm_has_feat(kvm, FEAT_EBEP) || kvm_has_feat(kvm, FEAT_PMUv3_SS); +} + +static bool compute_hcr_rw(struct kvm *kvm, u64 *bits) +{ + /* This is purely academic: AArch32 and NV are mutually exclusive */ + if (bits) { + if (kvm_has_feat(kvm, FEAT_AA32EL1)) + *bits &= ~HCR_EL2_RW; + else + *bits |= HCR_EL2_RW; + } + + return true; +} + +static bool compute_hcr_e2h(struct kvm *kvm, u64 *bits) +{ + if (bits) { + if (kvm_has_feat(kvm, FEAT_E2H0)) + *bits &= ~HCR_EL2_E2H; + else + *bits |= HCR_EL2_E2H; + } + + return true; +} + +static const struct reg_bits_to_feat_map hfgrtr_feat_map[] = { + NEEDS_FEAT(HFGRTR_EL2_nAMAIR2_EL1 | + HFGRTR_EL2_nMAIR2_EL1, + FEAT_AIE), + NEEDS_FEAT(HFGRTR_EL2_nS2POR_EL1, FEAT_S2POE), + NEEDS_FEAT(HFGRTR_EL2_nPOR_EL1 | + HFGRTR_EL2_nPOR_EL0, + FEAT_S1POE), + NEEDS_FEAT(HFGRTR_EL2_nPIR_EL1 | + HFGRTR_EL2_nPIRE0_EL1, + FEAT_S1PIE), + NEEDS_FEAT(HFGRTR_EL2_nRCWMASK_EL1, FEAT_THE), + NEEDS_FEAT(HFGRTR_EL2_nTPIDR2_EL0 | + HFGRTR_EL2_nSMPRI_EL1, + FEAT_SME), + NEEDS_FEAT(HFGRTR_EL2_nGCS_EL1 | + HFGRTR_EL2_nGCS_EL0, + FEAT_GCS), + NEEDS_FEAT(HFGRTR_EL2_nACCDATA_EL1, FEAT_LS64_ACCDATA), + NEEDS_FEAT(HFGRTR_EL2_ERXADDR_EL1 | + HFGRTR_EL2_ERXMISCn_EL1 | + HFGRTR_EL2_ERXSTATUS_EL1 | + HFGRTR_EL2_ERXCTLR_EL1 | + HFGRTR_EL2_ERXFR_EL1 | + HFGRTR_EL2_ERRSELR_EL1 | + HFGRTR_EL2_ERRIDR_EL1, + FEAT_RAS), + NEEDS_FEAT(HFGRTR_EL2_ERXPFGCDN_EL1 | + HFGRTR_EL2_ERXPFGCTL_EL1 | + HFGRTR_EL2_ERXPFGF_EL1, + feat_rasv1p1), + NEEDS_FEAT(HFGRTR_EL2_ICC_IGRPENn_EL1, FEAT_GICv3), + NEEDS_FEAT(HFGRTR_EL2_SCXTNUM_EL0 | + HFGRTR_EL2_SCXTNUM_EL1, + feat_csv2_2_csv2_1p2), + NEEDS_FEAT(HFGRTR_EL2_LORSA_EL1 | + HFGRTR_EL2_LORN_EL1 | + HFGRTR_EL2_LORID_EL1 | + HFGRTR_EL2_LOREA_EL1 | + HFGRTR_EL2_LORC_EL1, + FEAT_LOR), + NEEDS_FEAT(HFGRTR_EL2_APIBKey | + HFGRTR_EL2_APIAKey | + HFGRTR_EL2_APGAKey | + HFGRTR_EL2_APDBKey | + HFGRTR_EL2_APDAKey, + feat_pauth), + NEEDS_FEAT_FLAG(HFGRTR_EL2_VBAR_EL1 | + HFGRTR_EL2_TTBR1_EL1 | + HFGRTR_EL2_TTBR0_EL1 | + HFGRTR_EL2_TPIDR_EL0 | + HFGRTR_EL2_TPIDRRO_EL0 | + HFGRTR_EL2_TPIDR_EL1 | + HFGRTR_EL2_TCR_EL1 | + HFGRTR_EL2_SCTLR_EL1 | + HFGRTR_EL2_REVIDR_EL1 | + HFGRTR_EL2_PAR_EL1 | + HFGRTR_EL2_MPIDR_EL1 | + HFGRTR_EL2_MIDR_EL1 | + HFGRTR_EL2_MAIR_EL1 | + HFGRTR_EL2_ISR_EL1 | + HFGRTR_EL2_FAR_EL1 | + HFGRTR_EL2_ESR_EL1 | + HFGRTR_EL2_DCZID_EL0 | + HFGRTR_EL2_CTR_EL0 | + HFGRTR_EL2_CSSELR_EL1 | + HFGRTR_EL2_CPACR_EL1 | + HFGRTR_EL2_CONTEXTIDR_EL1| + HFGRTR_EL2_CLIDR_EL1 | + HFGRTR_EL2_CCSIDR_EL1 | + HFGRTR_EL2_AMAIR_EL1 | + HFGRTR_EL2_AIDR_EL1 | + HFGRTR_EL2_AFSR1_EL1 | + HFGRTR_EL2_AFSR0_EL1, + NEVER_FGU, FEAT_AA64EL1), +}; + +static const struct reg_bits_to_feat_map hfgwtr_feat_map[] = { + NEEDS_FEAT(HFGWTR_EL2_nAMAIR2_EL1 | + HFGWTR_EL2_nMAIR2_EL1, + FEAT_AIE), + NEEDS_FEAT(HFGWTR_EL2_nS2POR_EL1, FEAT_S2POE), + NEEDS_FEAT(HFGWTR_EL2_nPOR_EL1 | + HFGWTR_EL2_nPOR_EL0, + FEAT_S1POE), + NEEDS_FEAT(HFGWTR_EL2_nPIR_EL1 | + HFGWTR_EL2_nPIRE0_EL1, + FEAT_S1PIE), + NEEDS_FEAT(HFGWTR_EL2_nRCWMASK_EL1, FEAT_THE), + NEEDS_FEAT(HFGWTR_EL2_nTPIDR2_EL0 | + HFGWTR_EL2_nSMPRI_EL1, + FEAT_SME), + NEEDS_FEAT(HFGWTR_EL2_nGCS_EL1 | + HFGWTR_EL2_nGCS_EL0, + FEAT_GCS), + NEEDS_FEAT(HFGWTR_EL2_nACCDATA_EL1, FEAT_LS64_ACCDATA), + NEEDS_FEAT(HFGWTR_EL2_ERXADDR_EL1 | + HFGWTR_EL2_ERXMISCn_EL1 | + HFGWTR_EL2_ERXSTATUS_EL1 | + HFGWTR_EL2_ERXCTLR_EL1 | + HFGWTR_EL2_ERRSELR_EL1, + FEAT_RAS), + NEEDS_FEAT(HFGWTR_EL2_ERXPFGCDN_EL1 | + HFGWTR_EL2_ERXPFGCTL_EL1, + feat_rasv1p1), + NEEDS_FEAT(HFGWTR_EL2_ICC_IGRPENn_EL1, FEAT_GICv3), + NEEDS_FEAT(HFGWTR_EL2_SCXTNUM_EL0 | + HFGWTR_EL2_SCXTNUM_EL1, + feat_csv2_2_csv2_1p2), + NEEDS_FEAT(HFGWTR_EL2_LORSA_EL1 | + HFGWTR_EL2_LORN_EL1 | + HFGWTR_EL2_LOREA_EL1 | + HFGWTR_EL2_LORC_EL1, + FEAT_LOR), + NEEDS_FEAT(HFGWTR_EL2_APIBKey | + HFGWTR_EL2_APIAKey | + HFGWTR_EL2_APGAKey | + HFGWTR_EL2_APDBKey | + HFGWTR_EL2_APDAKey, + feat_pauth), + NEEDS_FEAT_FLAG(HFGWTR_EL2_VBAR_EL1 | + HFGWTR_EL2_TTBR1_EL1 | + HFGWTR_EL2_TTBR0_EL1 | + HFGWTR_EL2_TPIDR_EL0 | + HFGWTR_EL2_TPIDRRO_EL0 | + HFGWTR_EL2_TPIDR_EL1 | + HFGWTR_EL2_TCR_EL1 | + HFGWTR_EL2_SCTLR_EL1 | + HFGWTR_EL2_PAR_EL1 | + HFGWTR_EL2_MAIR_EL1 | + HFGWTR_EL2_FAR_EL1 | + HFGWTR_EL2_ESR_EL1 | + HFGWTR_EL2_CSSELR_EL1 | + HFGWTR_EL2_CPACR_EL1 | + HFGWTR_EL2_CONTEXTIDR_EL1| + HFGWTR_EL2_AMAIR_EL1 | + HFGWTR_EL2_AFSR1_EL1 | + HFGWTR_EL2_AFSR0_EL1, + NEVER_FGU, FEAT_AA64EL1), +}; + +static const struct reg_bits_to_feat_map hdfgrtr_feat_map[] = { + NEEDS_FEAT(HDFGRTR_EL2_PMBIDR_EL1 | + HDFGRTR_EL2_PMSLATFR_EL1 | + HDFGRTR_EL2_PMSIRR_EL1 | + HDFGRTR_EL2_PMSIDR_EL1 | + HDFGRTR_EL2_PMSICR_EL1 | + HDFGRTR_EL2_PMSFCR_EL1 | + HDFGRTR_EL2_PMSEVFR_EL1 | + HDFGRTR_EL2_PMSCR_EL1 | + HDFGRTR_EL2_PMBSR_EL1 | + HDFGRTR_EL2_PMBPTR_EL1 | + HDFGRTR_EL2_PMBLIMITR_EL1, + FEAT_SPE), + NEEDS_FEAT(HDFGRTR_EL2_nPMSNEVFR_EL1, FEAT_SPE_FnE), + NEEDS_FEAT(HDFGRTR_EL2_nBRBDATA | + HDFGRTR_EL2_nBRBCTL | + HDFGRTR_EL2_nBRBIDR, + FEAT_BRBE), + NEEDS_FEAT(HDFGRTR_EL2_TRCVICTLR | + HDFGRTR_EL2_TRCSTATR | + HDFGRTR_EL2_TRCSSCSRn | + HDFGRTR_EL2_TRCSEQSTR | + HDFGRTR_EL2_TRCPRGCTLR | + HDFGRTR_EL2_TRCOSLSR | + HDFGRTR_EL2_TRCIMSPECn | + HDFGRTR_EL2_TRCID | + HDFGRTR_EL2_TRCCNTVRn | + HDFGRTR_EL2_TRCCLAIM | + HDFGRTR_EL2_TRCAUXCTLR | + HDFGRTR_EL2_TRCAUTHSTATUS | + HDFGRTR_EL2_TRC, + FEAT_TRC_SR), + NEEDS_FEAT(HDFGRTR_EL2_PMCEIDn_EL0 | + HDFGRTR_EL2_PMUSERENR_EL0 | + HDFGRTR_EL2_PMMIR_EL1 | + HDFGRTR_EL2_PMSELR_EL0 | + HDFGRTR_EL2_PMOVS | + HDFGRTR_EL2_PMINTEN | + HDFGRTR_EL2_PMCNTEN | + HDFGRTR_EL2_PMCCNTR_EL0 | + HDFGRTR_EL2_PMCCFILTR_EL0 | + HDFGRTR_EL2_PMEVTYPERn_EL0 | + HDFGRTR_EL2_PMEVCNTRn_EL0, + FEAT_PMUv3), + NEEDS_FEAT(HDFGRTR_EL2_TRBTRG_EL1 | + HDFGRTR_EL2_TRBSR_EL1 | + HDFGRTR_EL2_TRBPTR_EL1 | + HDFGRTR_EL2_TRBMAR_EL1 | + HDFGRTR_EL2_TRBLIMITR_EL1 | + HDFGRTR_EL2_TRBIDR_EL1 | + HDFGRTR_EL2_TRBBASER_EL1, + FEAT_TRBE), + NEEDS_FEAT_FLAG(HDFGRTR_EL2_OSDLR_EL1, NEVER_FGU, + FEAT_DoubleLock), + NEEDS_FEAT_FLAG(HDFGRTR_EL2_OSECCR_EL1 | + HDFGRTR_EL2_OSLSR_EL1 | + HDFGRTR_EL2_DBGPRCR_EL1 | + HDFGRTR_EL2_DBGAUTHSTATUS_EL1| + HDFGRTR_EL2_DBGCLAIM | + HDFGRTR_EL2_MDSCR_EL1 | + HDFGRTR_EL2_DBGWVRn_EL1 | + HDFGRTR_EL2_DBGWCRn_EL1 | + HDFGRTR_EL2_DBGBVRn_EL1 | + HDFGRTR_EL2_DBGBCRn_EL1, + NEVER_FGU, FEAT_AA64EL1) +}; + +static const struct reg_bits_to_feat_map hdfgwtr_feat_map[] = { + NEEDS_FEAT(HDFGWTR_EL2_PMSLATFR_EL1 | + HDFGWTR_EL2_PMSIRR_EL1 | + HDFGWTR_EL2_PMSICR_EL1 | + HDFGWTR_EL2_PMSFCR_EL1 | + HDFGWTR_EL2_PMSEVFR_EL1 | + HDFGWTR_EL2_PMSCR_EL1 | + HDFGWTR_EL2_PMBSR_EL1 | + HDFGWTR_EL2_PMBPTR_EL1 | + HDFGWTR_EL2_PMBLIMITR_EL1, + FEAT_SPE), + NEEDS_FEAT(HDFGWTR_EL2_nPMSNEVFR_EL1, FEAT_SPE_FnE), + NEEDS_FEAT(HDFGWTR_EL2_nBRBDATA | + HDFGWTR_EL2_nBRBCTL, + FEAT_BRBE), + NEEDS_FEAT(HDFGWTR_EL2_TRCVICTLR | + HDFGWTR_EL2_TRCSSCSRn | + HDFGWTR_EL2_TRCSEQSTR | + HDFGWTR_EL2_TRCPRGCTLR | + HDFGWTR_EL2_TRCOSLAR | + HDFGWTR_EL2_TRCIMSPECn | + HDFGWTR_EL2_TRCCNTVRn | + HDFGWTR_EL2_TRCCLAIM | + HDFGWTR_EL2_TRCAUXCTLR | + HDFGWTR_EL2_TRC, + FEAT_TRC_SR), + NEEDS_FEAT(HDFGWTR_EL2_PMUSERENR_EL0 | + HDFGWTR_EL2_PMCR_EL0 | + HDFGWTR_EL2_PMSWINC_EL0 | + HDFGWTR_EL2_PMSELR_EL0 | + HDFGWTR_EL2_PMOVS | + HDFGWTR_EL2_PMINTEN | + HDFGWTR_EL2_PMCNTEN | + HDFGWTR_EL2_PMCCNTR_EL0 | + HDFGWTR_EL2_PMCCFILTR_EL0 | + HDFGWTR_EL2_PMEVTYPERn_EL0 | + HDFGWTR_EL2_PMEVCNTRn_EL0, + FEAT_PMUv3), + NEEDS_FEAT(HDFGWTR_EL2_TRBTRG_EL1 | + HDFGWTR_EL2_TRBSR_EL1 | + HDFGWTR_EL2_TRBPTR_EL1 | + HDFGWTR_EL2_TRBMAR_EL1 | + HDFGWTR_EL2_TRBLIMITR_EL1 | + HDFGWTR_EL2_TRBBASER_EL1, + FEAT_TRBE), + NEEDS_FEAT_FLAG(HDFGWTR_EL2_OSDLR_EL1, + NEVER_FGU, FEAT_DoubleLock), + NEEDS_FEAT_FLAG(HDFGWTR_EL2_OSECCR_EL1 | + HDFGWTR_EL2_OSLAR_EL1 | + HDFGWTR_EL2_DBGPRCR_EL1 | + HDFGWTR_EL2_DBGCLAIM | + HDFGWTR_EL2_MDSCR_EL1 | + HDFGWTR_EL2_DBGWVRn_EL1 | + HDFGWTR_EL2_DBGWCRn_EL1 | + HDFGWTR_EL2_DBGBVRn_EL1 | + HDFGWTR_EL2_DBGBCRn_EL1, + NEVER_FGU, FEAT_AA64EL1), + NEEDS_FEAT(HDFGWTR_EL2_TRFCR_EL1, FEAT_TRF), +}; + + +static const struct reg_bits_to_feat_map hfgitr_feat_map[] = { + NEEDS_FEAT(HFGITR_EL2_PSBCSYNC, FEAT_SPEv1p5), + NEEDS_FEAT(HFGITR_EL2_ATS1E1A, FEAT_ATS1A), + NEEDS_FEAT(HFGITR_EL2_COSPRCTX, FEAT_SPECRES2), + NEEDS_FEAT(HFGITR_EL2_nGCSEPP | + HFGITR_EL2_nGCSSTR_EL1 | + HFGITR_EL2_nGCSPUSHM_EL1, + FEAT_GCS), + NEEDS_FEAT(HFGITR_EL2_nBRBIALL | + HFGITR_EL2_nBRBINJ, + FEAT_BRBE), + NEEDS_FEAT(HFGITR_EL2_CPPRCTX | + HFGITR_EL2_DVPRCTX | + HFGITR_EL2_CFPRCTX, + FEAT_SPECRES), + NEEDS_FEAT(HFGITR_EL2_TLBIRVAALE1 | + HFGITR_EL2_TLBIRVALE1 | + HFGITR_EL2_TLBIRVAAE1 | + HFGITR_EL2_TLBIRVAE1 | + HFGITR_EL2_TLBIRVAALE1IS | + HFGITR_EL2_TLBIRVALE1IS | + HFGITR_EL2_TLBIRVAAE1IS | + HFGITR_EL2_TLBIRVAE1IS | + HFGITR_EL2_TLBIRVAALE1OS | + HFGITR_EL2_TLBIRVALE1OS | + HFGITR_EL2_TLBIRVAAE1OS | + HFGITR_EL2_TLBIRVAE1OS, + FEAT_TLBIRANGE), + NEEDS_FEAT(HFGITR_EL2_TLBIVAALE1OS | + HFGITR_EL2_TLBIVALE1OS | + HFGITR_EL2_TLBIVAAE1OS | + HFGITR_EL2_TLBIASIDE1OS | + HFGITR_EL2_TLBIVAE1OS | + HFGITR_EL2_TLBIVMALLE1OS, + FEAT_TLBIOS), + NEEDS_FEAT(HFGITR_EL2_ATS1E1WP | + HFGITR_EL2_ATS1E1RP, + FEAT_PAN2), + NEEDS_FEAT(HFGITR_EL2_DCCVADP, FEAT_DPB2), + NEEDS_FEAT_FLAG(HFGITR_EL2_DCCVAC | + HFGITR_EL2_SVC_EL1 | + HFGITR_EL2_SVC_EL0 | + HFGITR_EL2_ERET | + HFGITR_EL2_TLBIVAALE1 | + HFGITR_EL2_TLBIVALE1 | + HFGITR_EL2_TLBIVAAE1 | + HFGITR_EL2_TLBIASIDE1 | + HFGITR_EL2_TLBIVAE1 | + HFGITR_EL2_TLBIVMALLE1 | + HFGITR_EL2_TLBIVAALE1IS | + HFGITR_EL2_TLBIVALE1IS | + HFGITR_EL2_TLBIVAAE1IS | + HFGITR_EL2_TLBIASIDE1IS | + HFGITR_EL2_TLBIVAE1IS | + HFGITR_EL2_TLBIVMALLE1IS| + HFGITR_EL2_ATS1E0W | + HFGITR_EL2_ATS1E0R | + HFGITR_EL2_ATS1E1W | + HFGITR_EL2_ATS1E1R | + HFGITR_EL2_DCZVA | + HFGITR_EL2_DCCIVAC | + HFGITR_EL2_DCCVAP | + HFGITR_EL2_DCCVAU | + HFGITR_EL2_DCCISW | + HFGITR_EL2_DCCSW | + HFGITR_EL2_DCISW | + HFGITR_EL2_DCIVAC | + HFGITR_EL2_ICIVAU | + HFGITR_EL2_ICIALLU | + HFGITR_EL2_ICIALLUIS, + NEVER_FGU, FEAT_AA64EL1), +}; + +static const struct reg_bits_to_feat_map hafgrtr_feat_map[] = { + NEEDS_FEAT(HAFGRTR_EL2_AMEVTYPER115_EL0 | + HAFGRTR_EL2_AMEVTYPER114_EL0 | + HAFGRTR_EL2_AMEVTYPER113_EL0 | + HAFGRTR_EL2_AMEVTYPER112_EL0 | + HAFGRTR_EL2_AMEVTYPER111_EL0 | + HAFGRTR_EL2_AMEVTYPER110_EL0 | + HAFGRTR_EL2_AMEVTYPER19_EL0 | + HAFGRTR_EL2_AMEVTYPER18_EL0 | + HAFGRTR_EL2_AMEVTYPER17_EL0 | + HAFGRTR_EL2_AMEVTYPER16_EL0 | + HAFGRTR_EL2_AMEVTYPER15_EL0 | + HAFGRTR_EL2_AMEVTYPER14_EL0 | + HAFGRTR_EL2_AMEVTYPER13_EL0 | + HAFGRTR_EL2_AMEVTYPER12_EL0 | + HAFGRTR_EL2_AMEVTYPER11_EL0 | + HAFGRTR_EL2_AMEVTYPER10_EL0 | + HAFGRTR_EL2_AMEVCNTR115_EL0 | + HAFGRTR_EL2_AMEVCNTR114_EL0 | + HAFGRTR_EL2_AMEVCNTR113_EL0 | + HAFGRTR_EL2_AMEVCNTR112_EL0 | + HAFGRTR_EL2_AMEVCNTR111_EL0 | + HAFGRTR_EL2_AMEVCNTR110_EL0 | + HAFGRTR_EL2_AMEVCNTR19_EL0 | + HAFGRTR_EL2_AMEVCNTR18_EL0 | + HAFGRTR_EL2_AMEVCNTR17_EL0 | + HAFGRTR_EL2_AMEVCNTR16_EL0 | + HAFGRTR_EL2_AMEVCNTR15_EL0 | + HAFGRTR_EL2_AMEVCNTR14_EL0 | + HAFGRTR_EL2_AMEVCNTR13_EL0 | + HAFGRTR_EL2_AMEVCNTR12_EL0 | + HAFGRTR_EL2_AMEVCNTR11_EL0 | + HAFGRTR_EL2_AMEVCNTR10_EL0 | + HAFGRTR_EL2_AMCNTEN1 | + HAFGRTR_EL2_AMCNTEN0 | + HAFGRTR_EL2_AMEVCNTR03_EL0 | + HAFGRTR_EL2_AMEVCNTR02_EL0 | + HAFGRTR_EL2_AMEVCNTR01_EL0 | + HAFGRTR_EL2_AMEVCNTR00_EL0, + FEAT_AMUv1), +}; + +static const struct reg_bits_to_feat_map hfgitr2_feat_map[] = { + NEEDS_FEAT(HFGITR2_EL2_nDCCIVAPS, FEAT_PoPS), + NEEDS_FEAT(HFGITR2_EL2_TSBCSYNC, FEAT_TRBEv1p1) +}; + +static const struct reg_bits_to_feat_map hfgrtr2_feat_map[] = { + NEEDS_FEAT(HFGRTR2_EL2_nPFAR_EL1, FEAT_PFAR), + NEEDS_FEAT(HFGRTR2_EL2_nERXGSR_EL1, FEAT_RASv2), + NEEDS_FEAT(HFGRTR2_EL2_nACTLRALIAS_EL1 | + HFGRTR2_EL2_nACTLRMASK_EL1 | + HFGRTR2_EL2_nCPACRALIAS_EL1 | + HFGRTR2_EL2_nCPACRMASK_EL1 | + HFGRTR2_EL2_nSCTLR2MASK_EL1 | + HFGRTR2_EL2_nSCTLRALIAS2_EL1 | + HFGRTR2_EL2_nSCTLRALIAS_EL1 | + HFGRTR2_EL2_nSCTLRMASK_EL1 | + HFGRTR2_EL2_nTCR2ALIAS_EL1 | + HFGRTR2_EL2_nTCR2MASK_EL1 | + HFGRTR2_EL2_nTCRALIAS_EL1 | + HFGRTR2_EL2_nTCRMASK_EL1, + FEAT_SRMASK), + NEEDS_FEAT(HFGRTR2_EL2_nRCWSMASK_EL1, FEAT_THE), +}; + +static const struct reg_bits_to_feat_map hfgwtr2_feat_map[] = { + NEEDS_FEAT(HFGWTR2_EL2_nPFAR_EL1, FEAT_PFAR), + NEEDS_FEAT(HFGWTR2_EL2_nACTLRALIAS_EL1 | + HFGWTR2_EL2_nACTLRMASK_EL1 | + HFGWTR2_EL2_nCPACRALIAS_EL1 | + HFGWTR2_EL2_nCPACRMASK_EL1 | + HFGWTR2_EL2_nSCTLR2MASK_EL1 | + HFGWTR2_EL2_nSCTLRALIAS2_EL1 | + HFGWTR2_EL2_nSCTLRALIAS_EL1 | + HFGWTR2_EL2_nSCTLRMASK_EL1 | + HFGWTR2_EL2_nTCR2ALIAS_EL1 | + HFGWTR2_EL2_nTCR2MASK_EL1 | + HFGWTR2_EL2_nTCRALIAS_EL1 | + HFGWTR2_EL2_nTCRMASK_EL1, + FEAT_SRMASK), + NEEDS_FEAT(HFGWTR2_EL2_nRCWSMASK_EL1, FEAT_THE), +}; + +static const struct reg_bits_to_feat_map hdfgrtr2_feat_map[] = { + NEEDS_FEAT(HDFGRTR2_EL2_nMDSELR_EL1, FEAT_Debugv8p9), + NEEDS_FEAT(HDFGRTR2_EL2_nPMECR_EL1, feat_ebep_pmuv3_ss), + NEEDS_FEAT(HDFGRTR2_EL2_nTRCITECR_EL1, FEAT_ITE), + NEEDS_FEAT(HDFGRTR2_EL2_nPMICFILTR_EL0 | + HDFGRTR2_EL2_nPMICNTR_EL0, + FEAT_PMUv3_ICNTR), + NEEDS_FEAT(HDFGRTR2_EL2_nPMUACR_EL1, FEAT_PMUv3p9), + NEEDS_FEAT(HDFGRTR2_EL2_nPMSSCR_EL1 | + HDFGRTR2_EL2_nPMSSDATA, + FEAT_PMUv3_SS), + NEEDS_FEAT(HDFGRTR2_EL2_nPMIAR_EL1, FEAT_SEBEP), + NEEDS_FEAT(HDFGRTR2_EL2_nPMSDSFR_EL1, feat_spe_fds), + NEEDS_FEAT(HDFGRTR2_EL2_nPMBMAR_EL1, FEAT_SPE_nVM), + NEEDS_FEAT(HDFGRTR2_EL2_nSPMACCESSR_EL1 | + HDFGRTR2_EL2_nSPMCNTEN | + HDFGRTR2_EL2_nSPMCR_EL0 | + HDFGRTR2_EL2_nSPMDEVAFF_EL1 | + HDFGRTR2_EL2_nSPMEVCNTRn_EL0 | + HDFGRTR2_EL2_nSPMEVTYPERn_EL0| + HDFGRTR2_EL2_nSPMID | + HDFGRTR2_EL2_nSPMINTEN | + HDFGRTR2_EL2_nSPMOVS | + HDFGRTR2_EL2_nSPMSCR_EL1 | + HDFGRTR2_EL2_nSPMSELR_EL0, + FEAT_SPMU), + NEEDS_FEAT(HDFGRTR2_EL2_nMDSTEPOP_EL1, FEAT_STEP2), + NEEDS_FEAT(HDFGRTR2_EL2_nTRBMPAM_EL1, feat_trbe_mpam), +}; + +static const struct reg_bits_to_feat_map hdfgwtr2_feat_map[] = { + NEEDS_FEAT(HDFGWTR2_EL2_nMDSELR_EL1, FEAT_Debugv8p9), + NEEDS_FEAT(HDFGWTR2_EL2_nPMECR_EL1, feat_ebep_pmuv3_ss), + NEEDS_FEAT(HDFGWTR2_EL2_nTRCITECR_EL1, FEAT_ITE), + NEEDS_FEAT(HDFGWTR2_EL2_nPMICFILTR_EL0 | + HDFGWTR2_EL2_nPMICNTR_EL0, + FEAT_PMUv3_ICNTR), + NEEDS_FEAT(HDFGWTR2_EL2_nPMUACR_EL1 | + HDFGWTR2_EL2_nPMZR_EL0, + FEAT_PMUv3p9), + NEEDS_FEAT(HDFGWTR2_EL2_nPMSSCR_EL1, FEAT_PMUv3_SS), + NEEDS_FEAT(HDFGWTR2_EL2_nPMIAR_EL1, FEAT_SEBEP), + NEEDS_FEAT(HDFGWTR2_EL2_nPMSDSFR_EL1, feat_spe_fds), + NEEDS_FEAT(HDFGWTR2_EL2_nPMBMAR_EL1, FEAT_SPE_nVM), + NEEDS_FEAT(HDFGWTR2_EL2_nSPMACCESSR_EL1 | + HDFGWTR2_EL2_nSPMCNTEN | + HDFGWTR2_EL2_nSPMCR_EL0 | + HDFGWTR2_EL2_nSPMEVCNTRn_EL0 | + HDFGWTR2_EL2_nSPMEVTYPERn_EL0| + HDFGWTR2_EL2_nSPMINTEN | + HDFGWTR2_EL2_nSPMOVS | + HDFGWTR2_EL2_nSPMSCR_EL1 | + HDFGWTR2_EL2_nSPMSELR_EL0, + FEAT_SPMU), + NEEDS_FEAT(HDFGWTR2_EL2_nMDSTEPOP_EL1, FEAT_STEP2), + NEEDS_FEAT(HDFGWTR2_EL2_nTRBMPAM_EL1, feat_trbe_mpam), +}; + +static const struct reg_bits_to_feat_map hcrx_feat_map[] = { + NEEDS_FEAT(HCRX_EL2_PACMEn, feat_pauth_lr), + NEEDS_FEAT(HCRX_EL2_EnFPM, FEAT_FPMR), + NEEDS_FEAT(HCRX_EL2_GCSEn, FEAT_GCS), + NEEDS_FEAT(HCRX_EL2_EnIDCP128, FEAT_SYSREG128), + NEEDS_FEAT(HCRX_EL2_EnSDERR, feat_aderr), + NEEDS_FEAT(HCRX_EL2_TMEA, FEAT_DoubleFault2), + NEEDS_FEAT(HCRX_EL2_EnSNERR, feat_anerr), + NEEDS_FEAT(HCRX_EL2_D128En, FEAT_D128), + NEEDS_FEAT(HCRX_EL2_PTTWI, FEAT_THE), + NEEDS_FEAT(HCRX_EL2_SCTLR2En, FEAT_SCTLR2), + NEEDS_FEAT(HCRX_EL2_TCR2En, FEAT_TCR2), + NEEDS_FEAT(HCRX_EL2_MSCEn | + HCRX_EL2_MCE2, + FEAT_MOPS), + NEEDS_FEAT(HCRX_EL2_CMOW, FEAT_CMOW), + NEEDS_FEAT(HCRX_EL2_VFNMI | + HCRX_EL2_VINMI | + HCRX_EL2_TALLINT, + FEAT_NMI), + NEEDS_FEAT(HCRX_EL2_SMPME, feat_sme_smps), + NEEDS_FEAT(HCRX_EL2_FGTnXS | + HCRX_EL2_FnXS, + FEAT_XS), + NEEDS_FEAT(HCRX_EL2_EnASR, FEAT_LS64_V), + NEEDS_FEAT(HCRX_EL2_EnALS, FEAT_LS64), + NEEDS_FEAT(HCRX_EL2_EnAS0, FEAT_LS64_ACCDATA), +}; + +static const struct reg_bits_to_feat_map hcr_feat_map[] = { + NEEDS_FEAT(HCR_EL2_TID0, FEAT_AA32EL0), + NEEDS_FEAT_FIXED(HCR_EL2_RW, compute_hcr_rw), + NEEDS_FEAT(HCR_EL2_HCD, not_feat_aa64el3), + NEEDS_FEAT(HCR_EL2_AMO | + HCR_EL2_BSU | + HCR_EL2_CD | + HCR_EL2_DC | + HCR_EL2_FB | + HCR_EL2_FMO | + HCR_EL2_ID | + HCR_EL2_IMO | + HCR_EL2_MIOCNCE | + HCR_EL2_PTW | + HCR_EL2_SWIO | + HCR_EL2_TACR | + HCR_EL2_TDZ | + HCR_EL2_TGE | + HCR_EL2_TID1 | + HCR_EL2_TID2 | + HCR_EL2_TID3 | + HCR_EL2_TIDCP | + HCR_EL2_TPCP | + HCR_EL2_TPU | + HCR_EL2_TRVM | + HCR_EL2_TSC | + HCR_EL2_TSW | + HCR_EL2_TTLB | + HCR_EL2_TVM | + HCR_EL2_TWE | + HCR_EL2_TWI | + HCR_EL2_VF | + HCR_EL2_VI | + HCR_EL2_VM | + HCR_EL2_VSE, + FEAT_AA64EL1), + NEEDS_FEAT(HCR_EL2_AMVOFFEN, FEAT_AMUv1p1), + NEEDS_FEAT(HCR_EL2_EnSCXT, feat_csv2_2_csv2_1p2), + NEEDS_FEAT(HCR_EL2_TICAB | + HCR_EL2_TID4 | + HCR_EL2_TOCU, + FEAT_EVT), + NEEDS_FEAT(HCR_EL2_TTLBIS | + HCR_EL2_TTLBOS, + FEAT_EVT_TTLBxS), + NEEDS_FEAT(HCR_EL2_TLOR, FEAT_LOR), + NEEDS_FEAT(HCR_EL2_ATA | + HCR_EL2_DCT | + HCR_EL2_TID5, + FEAT_MTE2), + NEEDS_FEAT(HCR_EL2_AT | /* Ignore the original FEAT_NV */ + HCR_EL2_NV2 | + HCR_EL2_NV, + feat_nv2), + NEEDS_FEAT(HCR_EL2_NV1, feat_nv2_e2h0_ni), /* Missing from JSON */ + NEEDS_FEAT(HCR_EL2_API | + HCR_EL2_APK, + feat_pauth), + NEEDS_FEAT(HCR_EL2_TEA | + HCR_EL2_TERR, + FEAT_RAS), + NEEDS_FEAT(HCR_EL2_FIEN, feat_rasv1p1), + NEEDS_FEAT(HCR_EL2_GPF, FEAT_RME), + NEEDS_FEAT(HCR_EL2_FWB, FEAT_S2FWB), + NEEDS_FEAT(HCR_EL2_TME, FEAT_TME), + NEEDS_FEAT(HCR_EL2_TWEDEL | + HCR_EL2_TWEDEn, + FEAT_TWED), + NEEDS_FEAT_FIXED(HCR_EL2_E2H, compute_hcr_e2h), +}; + +static void __init check_feat_map(const struct reg_bits_to_feat_map *map, + int map_size, u64 res0, const char *str) +{ + u64 mask = 0; + + for (int i = 0; i < map_size; i++) + mask |= map[i].bits; + + if (mask != ~res0) + kvm_err("Undefined %s behaviour, bits %016llx\n", + str, mask ^ ~res0); +} + +void __init check_feature_map(void) +{ + check_feat_map(hfgrtr_feat_map, ARRAY_SIZE(hfgrtr_feat_map), + hfgrtr_masks.res0, hfgrtr_masks.str); + check_feat_map(hfgwtr_feat_map, ARRAY_SIZE(hfgwtr_feat_map), + hfgwtr_masks.res0, hfgwtr_masks.str); + check_feat_map(hfgitr_feat_map, ARRAY_SIZE(hfgitr_feat_map), + hfgitr_masks.res0, hfgitr_masks.str); + check_feat_map(hdfgrtr_feat_map, ARRAY_SIZE(hdfgrtr_feat_map), + hdfgrtr_masks.res0, hdfgrtr_masks.str); + check_feat_map(hdfgwtr_feat_map, ARRAY_SIZE(hdfgwtr_feat_map), + hdfgwtr_masks.res0, hdfgwtr_masks.str); + check_feat_map(hafgrtr_feat_map, ARRAY_SIZE(hafgrtr_feat_map), + hafgrtr_masks.res0, hafgrtr_masks.str); + check_feat_map(hcrx_feat_map, ARRAY_SIZE(hcrx_feat_map), + __HCRX_EL2_RES0, "HCRX_EL2"); + check_feat_map(hcr_feat_map, ARRAY_SIZE(hcr_feat_map), + HCR_EL2_RES0, "HCR_EL2"); +} + +static bool idreg_feat_match(struct kvm *kvm, const struct reg_bits_to_feat_map *map) +{ + u64 regval = kvm->arch.id_regs[map->regidx]; + u64 regfld = (regval >> map->shift) & GENMASK(map->width - 1, 0); + + if (map->sign) { + s64 sfld = sign_extend64(regfld, map->width - 1); + s64 slim = sign_extend64(map->lo_lim, map->width - 1); + return sfld >= slim; + } else { + return regfld >= map->lo_lim; + } +} + +static u64 __compute_fixed_bits(struct kvm *kvm, + const struct reg_bits_to_feat_map *map, + int map_size, + u64 *fixed_bits, + unsigned long require, + unsigned long exclude) +{ + u64 val = 0; + + for (int i = 0; i < map_size; i++) { + bool match; + + if ((map[i].flags & require) != require) + continue; + + if (map[i].flags & exclude) + continue; + + if (map[i].flags & CALL_FUNC) + match = (map[i].flags & FIXED_VALUE) ? + map[i].fval(kvm, fixed_bits) : + map[i].match(kvm); + else + match = idreg_feat_match(kvm, &map[i]); + + if (!match || (map[i].flags & FIXED_VALUE)) + val |= map[i].bits; + } + + return val; +} + +static u64 compute_res0_bits(struct kvm *kvm, + const struct reg_bits_to_feat_map *map, + int map_size, + unsigned long require, + unsigned long exclude) +{ + return __compute_fixed_bits(kvm, map, map_size, NULL, + require, exclude | FIXED_VALUE); +} + +static u64 compute_fixed_bits(struct kvm *kvm, + const struct reg_bits_to_feat_map *map, + int map_size, + u64 *fixed_bits, + unsigned long require, + unsigned long exclude) +{ + return __compute_fixed_bits(kvm, map, map_size, fixed_bits, + require | FIXED_VALUE, exclude); +} + +void compute_fgu(struct kvm *kvm, enum fgt_group_id fgt) +{ + u64 val = 0; + + switch (fgt) { + case HFGRTR_GROUP: + val |= compute_res0_bits(kvm, hfgrtr_feat_map, + ARRAY_SIZE(hfgrtr_feat_map), + 0, NEVER_FGU); + val |= compute_res0_bits(kvm, hfgwtr_feat_map, + ARRAY_SIZE(hfgwtr_feat_map), + 0, NEVER_FGU); + break; + case HFGITR_GROUP: + val |= compute_res0_bits(kvm, hfgitr_feat_map, + ARRAY_SIZE(hfgitr_feat_map), + 0, NEVER_FGU); + break; + case HDFGRTR_GROUP: + val |= compute_res0_bits(kvm, hdfgrtr_feat_map, + ARRAY_SIZE(hdfgrtr_feat_map), + 0, NEVER_FGU); + val |= compute_res0_bits(kvm, hdfgwtr_feat_map, + ARRAY_SIZE(hdfgwtr_feat_map), + 0, NEVER_FGU); + break; + case HAFGRTR_GROUP: + val |= compute_res0_bits(kvm, hafgrtr_feat_map, + ARRAY_SIZE(hafgrtr_feat_map), + 0, NEVER_FGU); + break; + case HFGRTR2_GROUP: + val |= compute_res0_bits(kvm, hfgrtr2_feat_map, + ARRAY_SIZE(hfgrtr2_feat_map), + 0, NEVER_FGU); + val |= compute_res0_bits(kvm, hfgwtr2_feat_map, + ARRAY_SIZE(hfgwtr2_feat_map), + 0, NEVER_FGU); + break; + case HFGITR2_GROUP: + val |= compute_res0_bits(kvm, hfgitr2_feat_map, + ARRAY_SIZE(hfgitr2_feat_map), + 0, NEVER_FGU); + break; + case HDFGRTR2_GROUP: + val |= compute_res0_bits(kvm, hdfgrtr2_feat_map, + ARRAY_SIZE(hdfgrtr2_feat_map), + 0, NEVER_FGU); + val |= compute_res0_bits(kvm, hdfgwtr2_feat_map, + ARRAY_SIZE(hdfgwtr2_feat_map), + 0, NEVER_FGU); + break; + default: + BUG(); + } + + kvm->arch.fgu[fgt] = val; +} + +void get_reg_fixed_bits(struct kvm *kvm, enum vcpu_sysreg reg, u64 *res0, u64 *res1) +{ + u64 fixed = 0, mask; + + switch (reg) { + case HFGRTR_EL2: + *res0 = compute_res0_bits(kvm, hfgrtr_feat_map, + ARRAY_SIZE(hfgrtr_feat_map), 0, 0); + *res0 |= hfgrtr_masks.res0; + *res1 = HFGRTR_EL2_RES1; + break; + case HFGWTR_EL2: + *res0 = compute_res0_bits(kvm, hfgwtr_feat_map, + ARRAY_SIZE(hfgwtr_feat_map), 0, 0); + *res0 |= hfgwtr_masks.res0; + *res1 = HFGWTR_EL2_RES1; + break; + case HFGITR_EL2: + *res0 = compute_res0_bits(kvm, hfgitr_feat_map, + ARRAY_SIZE(hfgitr_feat_map), 0, 0); + *res0 |= hfgitr_masks.res0; + *res1 = HFGITR_EL2_RES1; + break; + case HDFGRTR_EL2: + *res0 = compute_res0_bits(kvm, hdfgrtr_feat_map, + ARRAY_SIZE(hdfgrtr_feat_map), 0, 0); + *res0 |= hdfgrtr_masks.res0; + *res1 = HDFGRTR_EL2_RES1; + break; + case HDFGWTR_EL2: + *res0 = compute_res0_bits(kvm, hdfgwtr_feat_map, + ARRAY_SIZE(hdfgwtr_feat_map), 0, 0); + *res0 |= hdfgwtr_masks.res0; + *res1 = HDFGWTR_EL2_RES1; + break; + case HAFGRTR_EL2: + *res0 = compute_res0_bits(kvm, hafgrtr_feat_map, + ARRAY_SIZE(hafgrtr_feat_map), 0, 0); + *res0 |= hafgrtr_masks.res0; + *res1 = HAFGRTR_EL2_RES1; + break; + case HFGRTR2_EL2: + *res0 = compute_res0_bits(kvm, hfgrtr2_feat_map, + ARRAY_SIZE(hfgrtr2_feat_map), 0, 0); + *res0 |= hfgrtr2_masks.res0; + *res1 = HFGRTR2_EL2_RES1; + break; + case HFGWTR2_EL2: + *res0 = compute_res0_bits(kvm, hfgwtr2_feat_map, + ARRAY_SIZE(hfgwtr2_feat_map), 0, 0); + *res0 |= hfgwtr2_masks.res0; + *res1 = HFGWTR2_EL2_RES1; + break; + case HFGITR2_EL2: + *res0 = compute_res0_bits(kvm, hfgitr2_feat_map, + ARRAY_SIZE(hfgitr2_feat_map), 0, 0); + *res0 |= hfgitr2_masks.res0; + *res1 = HFGITR2_EL2_RES1; + break; + case HDFGRTR2_EL2: + *res0 = compute_res0_bits(kvm, hdfgrtr2_feat_map, + ARRAY_SIZE(hdfgrtr2_feat_map), 0, 0); + *res0 |= hdfgrtr2_masks.res0; + *res1 = HDFGRTR2_EL2_RES1; + break; + case HDFGWTR2_EL2: + *res0 = compute_res0_bits(kvm, hdfgwtr2_feat_map, + ARRAY_SIZE(hdfgwtr2_feat_map), 0, 0); + *res0 |= hdfgwtr2_masks.res0; + *res1 = HDFGWTR2_EL2_RES1; + break; + case HCRX_EL2: + *res0 = compute_res0_bits(kvm, hcrx_feat_map, + ARRAY_SIZE(hcrx_feat_map), 0, 0); + *res0 |= __HCRX_EL2_RES0; + *res1 = __HCRX_EL2_RES1; + break; + case HCR_EL2: + mask = compute_fixed_bits(kvm, hcr_feat_map, + ARRAY_SIZE(hcr_feat_map), &fixed, + 0, 0); + *res0 = compute_res0_bits(kvm, hcr_feat_map, + ARRAY_SIZE(hcr_feat_map), 0, 0); + *res0 |= HCR_EL2_RES0 | (mask & ~fixed); + *res1 = HCR_EL2_RES1 | (mask & fixed); + break; + default: + WARN_ON_ONCE(1); + *res0 = *res1 = 0; + break; + } +} diff --git a/arch/arm64/kvm/emulate-nested.c b/arch/arm64/kvm/emulate-nested.c index 0fcfcc0478f9..923c1edb7463 100644 --- a/arch/arm64/kvm/emulate-nested.c +++ b/arch/arm64/kvm/emulate-nested.c @@ -622,6 +622,11 @@ struct encoding_to_trap_config { const unsigned int line; }; +/* + * WARNING: using ranges is a treacherous endeavour, as sysregs that + * are part of an architectural range are not necessarily contiguous + * in the [Op0,Op1,CRn,CRm,Ops] space. Tread carefully. + */ #define SR_RANGE_TRAP(sr_start, sr_end, trap_id) \ { \ .encoding = sr_start, \ @@ -1279,98 +1284,128 @@ enum fg_filter_id { __NR_FG_FILTER_IDS__ }; -#define SR_FGF(sr, g, b, p, f) \ - { \ - .encoding = sr, \ - .end = sr, \ - .tc = { \ +#define __FGT(g, b, p, f) \ + { \ .fgt = g ## _GROUP, \ .bit = g ## _EL2_ ## b ## _SHIFT, \ .pol = p, \ .fgf = f, \ - }, \ + } + +#define FGT(g, b, p) __FGT(g, b, p, __NO_FGF__) + +/* + * See the warning next to SR_RANGE_TRAP(), and apply the same + * level of caution. + */ +#define SR_FGF_RANGE(sr, e, g, b, p, f) \ + { \ + .encoding = sr, \ + .end = e, \ + .tc = __FGT(g, b, p, f), \ .line = __LINE__, \ } -#define SR_FGT(sr, g, b, p) SR_FGF(sr, g, b, p, __NO_FGF__) +#define SR_FGF(sr, g, b, p, f) SR_FGF_RANGE(sr, sr, g, b, p, f) +#define SR_FGT(sr, g, b, p) SR_FGF_RANGE(sr, sr, g, b, p, __NO_FGF__) +#define SR_FGT_RANGE(sr, end, g, b, p) \ + SR_FGF_RANGE(sr, end, g, b, p, __NO_FGF__) static const struct encoding_to_trap_config encoding_to_fgt[] __initconst = { /* HFGRTR_EL2, HFGWTR_EL2 */ - SR_FGT(SYS_AMAIR2_EL1, HFGxTR, nAMAIR2_EL1, 0), - SR_FGT(SYS_MAIR2_EL1, HFGxTR, nMAIR2_EL1, 0), - SR_FGT(SYS_S2POR_EL1, HFGxTR, nS2POR_EL1, 0), - SR_FGT(SYS_POR_EL1, HFGxTR, nPOR_EL1, 0), - SR_FGT(SYS_POR_EL0, HFGxTR, nPOR_EL0, 0), - SR_FGT(SYS_PIR_EL1, HFGxTR, nPIR_EL1, 0), - SR_FGT(SYS_PIRE0_EL1, HFGxTR, nPIRE0_EL1, 0), - SR_FGT(SYS_RCWMASK_EL1, HFGxTR, nRCWMASK_EL1, 0), - SR_FGT(SYS_TPIDR2_EL0, HFGxTR, nTPIDR2_EL0, 0), - SR_FGT(SYS_SMPRI_EL1, HFGxTR, nSMPRI_EL1, 0), - SR_FGT(SYS_GCSCR_EL1, HFGxTR, nGCS_EL1, 0), - SR_FGT(SYS_GCSPR_EL1, HFGxTR, nGCS_EL1, 0), - SR_FGT(SYS_GCSCRE0_EL1, HFGxTR, nGCS_EL0, 0), - SR_FGT(SYS_GCSPR_EL0, HFGxTR, nGCS_EL0, 0), - SR_FGT(SYS_ACCDATA_EL1, HFGxTR, nACCDATA_EL1, 0), - SR_FGT(SYS_ERXADDR_EL1, HFGxTR, ERXADDR_EL1, 1), - SR_FGT(SYS_ERXPFGCDN_EL1, HFGxTR, ERXPFGCDN_EL1, 1), - SR_FGT(SYS_ERXPFGCTL_EL1, HFGxTR, ERXPFGCTL_EL1, 1), - SR_FGT(SYS_ERXPFGF_EL1, HFGxTR, ERXPFGF_EL1, 1), - SR_FGT(SYS_ERXMISC0_EL1, HFGxTR, ERXMISCn_EL1, 1), - SR_FGT(SYS_ERXMISC1_EL1, HFGxTR, ERXMISCn_EL1, 1), - SR_FGT(SYS_ERXMISC2_EL1, HFGxTR, ERXMISCn_EL1, 1), - SR_FGT(SYS_ERXMISC3_EL1, HFGxTR, ERXMISCn_EL1, 1), - SR_FGT(SYS_ERXSTATUS_EL1, HFGxTR, ERXSTATUS_EL1, 1), - SR_FGT(SYS_ERXCTLR_EL1, HFGxTR, ERXCTLR_EL1, 1), - SR_FGT(SYS_ERXFR_EL1, HFGxTR, ERXFR_EL1, 1), - SR_FGT(SYS_ERRSELR_EL1, HFGxTR, ERRSELR_EL1, 1), - SR_FGT(SYS_ERRIDR_EL1, HFGxTR, ERRIDR_EL1, 1), - SR_FGT(SYS_ICC_IGRPEN0_EL1, HFGxTR, ICC_IGRPENn_EL1, 1), - SR_FGT(SYS_ICC_IGRPEN1_EL1, HFGxTR, ICC_IGRPENn_EL1, 1), - SR_FGT(SYS_VBAR_EL1, HFGxTR, VBAR_EL1, 1), - SR_FGT(SYS_TTBR1_EL1, HFGxTR, TTBR1_EL1, 1), - SR_FGT(SYS_TTBR0_EL1, HFGxTR, TTBR0_EL1, 1), - SR_FGT(SYS_TPIDR_EL0, HFGxTR, TPIDR_EL0, 1), - SR_FGT(SYS_TPIDRRO_EL0, HFGxTR, TPIDRRO_EL0, 1), - SR_FGT(SYS_TPIDR_EL1, HFGxTR, TPIDR_EL1, 1), - SR_FGT(SYS_TCR_EL1, HFGxTR, TCR_EL1, 1), - SR_FGT(SYS_TCR2_EL1, HFGxTR, TCR_EL1, 1), - SR_FGT(SYS_SCXTNUM_EL0, HFGxTR, SCXTNUM_EL0, 1), - SR_FGT(SYS_SCXTNUM_EL1, HFGxTR, SCXTNUM_EL1, 1), - SR_FGT(SYS_SCTLR_EL1, HFGxTR, SCTLR_EL1, 1), - SR_FGT(SYS_REVIDR_EL1, HFGxTR, REVIDR_EL1, 1), - SR_FGT(SYS_PAR_EL1, HFGxTR, PAR_EL1, 1), - SR_FGT(SYS_MPIDR_EL1, HFGxTR, MPIDR_EL1, 1), - SR_FGT(SYS_MIDR_EL1, HFGxTR, MIDR_EL1, 1), - SR_FGT(SYS_MAIR_EL1, HFGxTR, MAIR_EL1, 1), - SR_FGT(SYS_LORSA_EL1, HFGxTR, LORSA_EL1, 1), - SR_FGT(SYS_LORN_EL1, HFGxTR, LORN_EL1, 1), - SR_FGT(SYS_LORID_EL1, HFGxTR, LORID_EL1, 1), - SR_FGT(SYS_LOREA_EL1, HFGxTR, LOREA_EL1, 1), - SR_FGT(SYS_LORC_EL1, HFGxTR, LORC_EL1, 1), - SR_FGT(SYS_ISR_EL1, HFGxTR, ISR_EL1, 1), - SR_FGT(SYS_FAR_EL1, HFGxTR, FAR_EL1, 1), - SR_FGT(SYS_ESR_EL1, HFGxTR, ESR_EL1, 1), - SR_FGT(SYS_DCZID_EL0, HFGxTR, DCZID_EL0, 1), - SR_FGT(SYS_CTR_EL0, HFGxTR, CTR_EL0, 1), - SR_FGT(SYS_CSSELR_EL1, HFGxTR, CSSELR_EL1, 1), - SR_FGT(SYS_CPACR_EL1, HFGxTR, CPACR_EL1, 1), - SR_FGT(SYS_CONTEXTIDR_EL1, HFGxTR, CONTEXTIDR_EL1, 1), - SR_FGT(SYS_CLIDR_EL1, HFGxTR, CLIDR_EL1, 1), - SR_FGT(SYS_CCSIDR_EL1, HFGxTR, CCSIDR_EL1, 1), - SR_FGT(SYS_APIBKEYLO_EL1, HFGxTR, APIBKey, 1), - SR_FGT(SYS_APIBKEYHI_EL1, HFGxTR, APIBKey, 1), - SR_FGT(SYS_APIAKEYLO_EL1, HFGxTR, APIAKey, 1), - SR_FGT(SYS_APIAKEYHI_EL1, HFGxTR, APIAKey, 1), - SR_FGT(SYS_APGAKEYLO_EL1, HFGxTR, APGAKey, 1), - SR_FGT(SYS_APGAKEYHI_EL1, HFGxTR, APGAKey, 1), - SR_FGT(SYS_APDBKEYLO_EL1, HFGxTR, APDBKey, 1), - SR_FGT(SYS_APDBKEYHI_EL1, HFGxTR, APDBKey, 1), - SR_FGT(SYS_APDAKEYLO_EL1, HFGxTR, APDAKey, 1), - SR_FGT(SYS_APDAKEYHI_EL1, HFGxTR, APDAKey, 1), - SR_FGT(SYS_AMAIR_EL1, HFGxTR, AMAIR_EL1, 1), - SR_FGT(SYS_AIDR_EL1, HFGxTR, AIDR_EL1, 1), - SR_FGT(SYS_AFSR1_EL1, HFGxTR, AFSR1_EL1, 1), - SR_FGT(SYS_AFSR0_EL1, HFGxTR, AFSR0_EL1, 1), + SR_FGT(SYS_AMAIR2_EL1, HFGRTR, nAMAIR2_EL1, 0), + SR_FGT(SYS_MAIR2_EL1, HFGRTR, nMAIR2_EL1, 0), + SR_FGT(SYS_S2POR_EL1, HFGRTR, nS2POR_EL1, 0), + SR_FGT(SYS_POR_EL1, HFGRTR, nPOR_EL1, 0), + SR_FGT(SYS_POR_EL0, HFGRTR, nPOR_EL0, 0), + SR_FGT(SYS_PIR_EL1, HFGRTR, nPIR_EL1, 0), + SR_FGT(SYS_PIRE0_EL1, HFGRTR, nPIRE0_EL1, 0), + SR_FGT(SYS_RCWMASK_EL1, HFGRTR, nRCWMASK_EL1, 0), + SR_FGT(SYS_TPIDR2_EL0, HFGRTR, nTPIDR2_EL0, 0), + SR_FGT(SYS_SMPRI_EL1, HFGRTR, nSMPRI_EL1, 0), + SR_FGT(SYS_GCSCR_EL1, HFGRTR, nGCS_EL1, 0), + SR_FGT(SYS_GCSPR_EL1, HFGRTR, nGCS_EL1, 0), + SR_FGT(SYS_GCSCRE0_EL1, HFGRTR, nGCS_EL0, 0), + SR_FGT(SYS_GCSPR_EL0, HFGRTR, nGCS_EL0, 0), + SR_FGT(SYS_ACCDATA_EL1, HFGRTR, nACCDATA_EL1, 0), + SR_FGT(SYS_ERXADDR_EL1, HFGRTR, ERXADDR_EL1, 1), + SR_FGT(SYS_ERXPFGCDN_EL1, HFGRTR, ERXPFGCDN_EL1, 1), + SR_FGT(SYS_ERXPFGCTL_EL1, HFGRTR, ERXPFGCTL_EL1, 1), + SR_FGT(SYS_ERXPFGF_EL1, HFGRTR, ERXPFGF_EL1, 1), + SR_FGT(SYS_ERXMISC0_EL1, HFGRTR, ERXMISCn_EL1, 1), + SR_FGT(SYS_ERXMISC1_EL1, HFGRTR, ERXMISCn_EL1, 1), + SR_FGT(SYS_ERXMISC2_EL1, HFGRTR, ERXMISCn_EL1, 1), + SR_FGT(SYS_ERXMISC3_EL1, HFGRTR, ERXMISCn_EL1, 1), + SR_FGT(SYS_ERXSTATUS_EL1, HFGRTR, ERXSTATUS_EL1, 1), + SR_FGT(SYS_ERXCTLR_EL1, HFGRTR, ERXCTLR_EL1, 1), + SR_FGT(SYS_ERXFR_EL1, HFGRTR, ERXFR_EL1, 1), + SR_FGT(SYS_ERRSELR_EL1, HFGRTR, ERRSELR_EL1, 1), + SR_FGT(SYS_ERRIDR_EL1, HFGRTR, ERRIDR_EL1, 1), + SR_FGT(SYS_ICC_IGRPEN0_EL1, HFGRTR, ICC_IGRPENn_EL1, 1), + SR_FGT(SYS_ICC_IGRPEN1_EL1, HFGRTR, ICC_IGRPENn_EL1, 1), + SR_FGT(SYS_VBAR_EL1, HFGRTR, VBAR_EL1, 1), + SR_FGT(SYS_TTBR1_EL1, HFGRTR, TTBR1_EL1, 1), + SR_FGT(SYS_TTBR0_EL1, HFGRTR, TTBR0_EL1, 1), + SR_FGT(SYS_TPIDR_EL0, HFGRTR, TPIDR_EL0, 1), + SR_FGT(SYS_TPIDRRO_EL0, HFGRTR, TPIDRRO_EL0, 1), + SR_FGT(SYS_TPIDR_EL1, HFGRTR, TPIDR_EL1, 1), + SR_FGT(SYS_TCR_EL1, HFGRTR, TCR_EL1, 1), + SR_FGT(SYS_TCR2_EL1, HFGRTR, TCR_EL1, 1), + SR_FGT(SYS_SCXTNUM_EL0, HFGRTR, SCXTNUM_EL0, 1), + SR_FGT(SYS_SCXTNUM_EL1, HFGRTR, SCXTNUM_EL1, 1), + SR_FGT(SYS_SCTLR_EL1, HFGRTR, SCTLR_EL1, 1), + SR_FGT(SYS_REVIDR_EL1, HFGRTR, REVIDR_EL1, 1), + SR_FGT(SYS_PAR_EL1, HFGRTR, PAR_EL1, 1), + SR_FGT(SYS_MPIDR_EL1, HFGRTR, MPIDR_EL1, 1), + SR_FGT(SYS_MIDR_EL1, HFGRTR, MIDR_EL1, 1), + SR_FGT(SYS_MAIR_EL1, HFGRTR, MAIR_EL1, 1), + SR_FGT(SYS_LORSA_EL1, HFGRTR, LORSA_EL1, 1), + SR_FGT(SYS_LORN_EL1, HFGRTR, LORN_EL1, 1), + SR_FGT(SYS_LORID_EL1, HFGRTR, LORID_EL1, 1), + SR_FGT(SYS_LOREA_EL1, HFGRTR, LOREA_EL1, 1), + SR_FGT(SYS_LORC_EL1, HFGRTR, LORC_EL1, 1), + SR_FGT(SYS_ISR_EL1, HFGRTR, ISR_EL1, 1), + SR_FGT(SYS_FAR_EL1, HFGRTR, FAR_EL1, 1), + SR_FGT(SYS_ESR_EL1, HFGRTR, ESR_EL1, 1), + SR_FGT(SYS_DCZID_EL0, HFGRTR, DCZID_EL0, 1), + SR_FGT(SYS_CTR_EL0, HFGRTR, CTR_EL0, 1), + SR_FGT(SYS_CSSELR_EL1, HFGRTR, CSSELR_EL1, 1), + SR_FGT(SYS_CPACR_EL1, HFGRTR, CPACR_EL1, 1), + SR_FGT(SYS_CONTEXTIDR_EL1, HFGRTR, CONTEXTIDR_EL1, 1), + SR_FGT(SYS_CLIDR_EL1, HFGRTR, CLIDR_EL1, 1), + SR_FGT(SYS_CCSIDR_EL1, HFGRTR, CCSIDR_EL1, 1), + SR_FGT(SYS_APIBKEYLO_EL1, HFGRTR, APIBKey, 1), + SR_FGT(SYS_APIBKEYHI_EL1, HFGRTR, APIBKey, 1), + SR_FGT(SYS_APIAKEYLO_EL1, HFGRTR, APIAKey, 1), + SR_FGT(SYS_APIAKEYHI_EL1, HFGRTR, APIAKey, 1), + SR_FGT(SYS_APGAKEYLO_EL1, HFGRTR, APGAKey, 1), + SR_FGT(SYS_APGAKEYHI_EL1, HFGRTR, APGAKey, 1), + SR_FGT(SYS_APDBKEYLO_EL1, HFGRTR, APDBKey, 1), + SR_FGT(SYS_APDBKEYHI_EL1, HFGRTR, APDBKey, 1), + SR_FGT(SYS_APDAKEYLO_EL1, HFGRTR, APDAKey, 1), + SR_FGT(SYS_APDAKEYHI_EL1, HFGRTR, APDAKey, 1), + SR_FGT(SYS_AMAIR_EL1, HFGRTR, AMAIR_EL1, 1), + SR_FGT(SYS_AIDR_EL1, HFGRTR, AIDR_EL1, 1), + SR_FGT(SYS_AFSR1_EL1, HFGRTR, AFSR1_EL1, 1), + SR_FGT(SYS_AFSR0_EL1, HFGRTR, AFSR0_EL1, 1), + + /* HFGRTR2_EL2, HFGWTR2_EL2 */ + SR_FGT(SYS_ACTLRALIAS_EL1, HFGRTR2, nACTLRALIAS_EL1, 0), + SR_FGT(SYS_ACTLRMASK_EL1, HFGRTR2, nACTLRMASK_EL1, 0), + SR_FGT(SYS_CPACRALIAS_EL1, HFGRTR2, nCPACRALIAS_EL1, 0), + SR_FGT(SYS_CPACRMASK_EL1, HFGRTR2, nCPACRMASK_EL1, 0), + SR_FGT(SYS_PFAR_EL1, HFGRTR2, nPFAR_EL1, 0), + SR_FGT(SYS_RCWSMASK_EL1, HFGRTR2, nRCWSMASK_EL1, 0), + SR_FGT(SYS_SCTLR2ALIAS_EL1, HFGRTR2, nSCTLRALIAS2_EL1, 0), + SR_FGT(SYS_SCTLR2MASK_EL1, HFGRTR2, nSCTLR2MASK_EL1, 0), + SR_FGT(SYS_SCTLRALIAS_EL1, HFGRTR2, nSCTLRALIAS_EL1, 0), + SR_FGT(SYS_SCTLRMASK_EL1, HFGRTR2, nSCTLRMASK_EL1, 0), + SR_FGT(SYS_TCR2ALIAS_EL1, HFGRTR2, nTCR2ALIAS_EL1, 0), + SR_FGT(SYS_TCR2MASK_EL1, HFGRTR2, nTCR2MASK_EL1, 0), + SR_FGT(SYS_TCRALIAS_EL1, HFGRTR2, nTCRALIAS_EL1, 0), + SR_FGT(SYS_TCRMASK_EL1, HFGRTR2, nTCRMASK_EL1, 0), + SR_FGT(SYS_ERXGSR_EL1, HFGRTR2, nERXGSR_EL1, 0), + /* HFGITR_EL2 */ SR_FGT(OP_AT_S1E1A, HFGITR, ATS1E1A, 1), SR_FGT(OP_COSP_RCTX, HFGITR, COSPRCTX, 1), @@ -1480,6 +1515,11 @@ static const struct encoding_to_trap_config encoding_to_fgt[] __initconst = { SR_FGT(SYS_IC_IVAU, HFGITR, ICIVAU, 1), SR_FGT(SYS_IC_IALLU, HFGITR, ICIALLU, 1), SR_FGT(SYS_IC_IALLUIS, HFGITR, ICIALLUIS, 1), + + /* HFGITR2_EL2 */ + SR_FGT(SYS_DC_CIGDVAPS, HFGITR2, nDCCIVAPS, 0), + SR_FGT(SYS_DC_CIVAPS, HFGITR2, nDCCIVAPS, 0), + /* HDFGRTR_EL2 */ SR_FGT(SYS_PMBIDR_EL1, HDFGRTR, PMBIDR_EL1, 1), SR_FGT(SYS_PMSNEVFR_EL1, HDFGRTR, nPMSNEVFR_EL1, 0), @@ -1789,68 +1829,12 @@ static const struct encoding_to_trap_config encoding_to_fgt[] __initconst = { SR_FGT(SYS_PMCNTENSET_EL0, HDFGRTR, PMCNTEN, 1), SR_FGT(SYS_PMCCNTR_EL0, HDFGRTR, PMCCNTR_EL0, 1), SR_FGT(SYS_PMCCFILTR_EL0, HDFGRTR, PMCCFILTR_EL0, 1), - SR_FGT(SYS_PMEVTYPERn_EL0(0), HDFGRTR, PMEVTYPERn_EL0, 1), - SR_FGT(SYS_PMEVTYPERn_EL0(1), HDFGRTR, PMEVTYPERn_EL0, 1), - SR_FGT(SYS_PMEVTYPERn_EL0(2), HDFGRTR, PMEVTYPERn_EL0, 1), - SR_FGT(SYS_PMEVTYPERn_EL0(3), HDFGRTR, PMEVTYPERn_EL0, 1), - SR_FGT(SYS_PMEVTYPERn_EL0(4), HDFGRTR, PMEVTYPERn_EL0, 1), - SR_FGT(SYS_PMEVTYPERn_EL0(5), HDFGRTR, PMEVTYPERn_EL0, 1), - SR_FGT(SYS_PMEVTYPERn_EL0(6), HDFGRTR, PMEVTYPERn_EL0, 1), - SR_FGT(SYS_PMEVTYPERn_EL0(7), HDFGRTR, PMEVTYPERn_EL0, 1), - SR_FGT(SYS_PMEVTYPERn_EL0(8), HDFGRTR, PMEVTYPERn_EL0, 1), - SR_FGT(SYS_PMEVTYPERn_EL0(9), HDFGRTR, PMEVTYPERn_EL0, 1), - SR_FGT(SYS_PMEVTYPERn_EL0(10), HDFGRTR, PMEVTYPERn_EL0, 1), - SR_FGT(SYS_PMEVTYPERn_EL0(11), HDFGRTR, PMEVTYPERn_EL0, 1), - SR_FGT(SYS_PMEVTYPERn_EL0(12), HDFGRTR, PMEVTYPERn_EL0, 1), - SR_FGT(SYS_PMEVTYPERn_EL0(13), HDFGRTR, PMEVTYPERn_EL0, 1), - SR_FGT(SYS_PMEVTYPERn_EL0(14), HDFGRTR, PMEVTYPERn_EL0, 1), - SR_FGT(SYS_PMEVTYPERn_EL0(15), HDFGRTR, PMEVTYPERn_EL0, 1), - SR_FGT(SYS_PMEVTYPERn_EL0(16), HDFGRTR, PMEVTYPERn_EL0, 1), - SR_FGT(SYS_PMEVTYPERn_EL0(17), HDFGRTR, PMEVTYPERn_EL0, 1), - SR_FGT(SYS_PMEVTYPERn_EL0(18), HDFGRTR, PMEVTYPERn_EL0, 1), - SR_FGT(SYS_PMEVTYPERn_EL0(19), HDFGRTR, PMEVTYPERn_EL0, 1), - SR_FGT(SYS_PMEVTYPERn_EL0(20), HDFGRTR, PMEVTYPERn_EL0, 1), - SR_FGT(SYS_PMEVTYPERn_EL0(21), HDFGRTR, PMEVTYPERn_EL0, 1), - SR_FGT(SYS_PMEVTYPERn_EL0(22), HDFGRTR, PMEVTYPERn_EL0, 1), - SR_FGT(SYS_PMEVTYPERn_EL0(23), HDFGRTR, PMEVTYPERn_EL0, 1), - SR_FGT(SYS_PMEVTYPERn_EL0(24), HDFGRTR, PMEVTYPERn_EL0, 1), - SR_FGT(SYS_PMEVTYPERn_EL0(25), HDFGRTR, PMEVTYPERn_EL0, 1), - SR_FGT(SYS_PMEVTYPERn_EL0(26), HDFGRTR, PMEVTYPERn_EL0, 1), - SR_FGT(SYS_PMEVTYPERn_EL0(27), HDFGRTR, PMEVTYPERn_EL0, 1), - SR_FGT(SYS_PMEVTYPERn_EL0(28), HDFGRTR, PMEVTYPERn_EL0, 1), - SR_FGT(SYS_PMEVTYPERn_EL0(29), HDFGRTR, PMEVTYPERn_EL0, 1), - SR_FGT(SYS_PMEVTYPERn_EL0(30), HDFGRTR, PMEVTYPERn_EL0, 1), - SR_FGT(SYS_PMEVCNTRn_EL0(0), HDFGRTR, PMEVCNTRn_EL0, 1), - SR_FGT(SYS_PMEVCNTRn_EL0(1), HDFGRTR, PMEVCNTRn_EL0, 1), - SR_FGT(SYS_PMEVCNTRn_EL0(2), HDFGRTR, PMEVCNTRn_EL0, 1), - SR_FGT(SYS_PMEVCNTRn_EL0(3), HDFGRTR, PMEVCNTRn_EL0, 1), - SR_FGT(SYS_PMEVCNTRn_EL0(4), HDFGRTR, PMEVCNTRn_EL0, 1), - SR_FGT(SYS_PMEVCNTRn_EL0(5), HDFGRTR, PMEVCNTRn_EL0, 1), - SR_FGT(SYS_PMEVCNTRn_EL0(6), HDFGRTR, PMEVCNTRn_EL0, 1), - SR_FGT(SYS_PMEVCNTRn_EL0(7), HDFGRTR, PMEVCNTRn_EL0, 1), - SR_FGT(SYS_PMEVCNTRn_EL0(8), HDFGRTR, PMEVCNTRn_EL0, 1), - SR_FGT(SYS_PMEVCNTRn_EL0(9), HDFGRTR, PMEVCNTRn_EL0, 1), - SR_FGT(SYS_PMEVCNTRn_EL0(10), HDFGRTR, PMEVCNTRn_EL0, 1), - SR_FGT(SYS_PMEVCNTRn_EL0(11), HDFGRTR, PMEVCNTRn_EL0, 1), - SR_FGT(SYS_PMEVCNTRn_EL0(12), HDFGRTR, PMEVCNTRn_EL0, 1), - SR_FGT(SYS_PMEVCNTRn_EL0(13), HDFGRTR, PMEVCNTRn_EL0, 1), - SR_FGT(SYS_PMEVCNTRn_EL0(14), HDFGRTR, PMEVCNTRn_EL0, 1), - SR_FGT(SYS_PMEVCNTRn_EL0(15), HDFGRTR, PMEVCNTRn_EL0, 1), - SR_FGT(SYS_PMEVCNTRn_EL0(16), HDFGRTR, PMEVCNTRn_EL0, 1), - SR_FGT(SYS_PMEVCNTRn_EL0(17), HDFGRTR, PMEVCNTRn_EL0, 1), - SR_FGT(SYS_PMEVCNTRn_EL0(18), HDFGRTR, PMEVCNTRn_EL0, 1), - SR_FGT(SYS_PMEVCNTRn_EL0(19), HDFGRTR, PMEVCNTRn_EL0, 1), - SR_FGT(SYS_PMEVCNTRn_EL0(20), HDFGRTR, PMEVCNTRn_EL0, 1), - SR_FGT(SYS_PMEVCNTRn_EL0(21), HDFGRTR, PMEVCNTRn_EL0, 1), - SR_FGT(SYS_PMEVCNTRn_EL0(22), HDFGRTR, PMEVCNTRn_EL0, 1), - SR_FGT(SYS_PMEVCNTRn_EL0(23), HDFGRTR, PMEVCNTRn_EL0, 1), - SR_FGT(SYS_PMEVCNTRn_EL0(24), HDFGRTR, PMEVCNTRn_EL0, 1), - SR_FGT(SYS_PMEVCNTRn_EL0(25), HDFGRTR, PMEVCNTRn_EL0, 1), - SR_FGT(SYS_PMEVCNTRn_EL0(26), HDFGRTR, PMEVCNTRn_EL0, 1), - SR_FGT(SYS_PMEVCNTRn_EL0(27), HDFGRTR, PMEVCNTRn_EL0, 1), - SR_FGT(SYS_PMEVCNTRn_EL0(28), HDFGRTR, PMEVCNTRn_EL0, 1), - SR_FGT(SYS_PMEVCNTRn_EL0(29), HDFGRTR, PMEVCNTRn_EL0, 1), - SR_FGT(SYS_PMEVCNTRn_EL0(30), HDFGRTR, PMEVCNTRn_EL0, 1), + SR_FGT_RANGE(SYS_PMEVTYPERn_EL0(0), + SYS_PMEVTYPERn_EL0(30), + HDFGRTR, PMEVTYPERn_EL0, 1), + SR_FGT_RANGE(SYS_PMEVCNTRn_EL0(0), + SYS_PMEVCNTRn_EL0(30), + HDFGRTR, PMEVCNTRn_EL0, 1), SR_FGT(SYS_OSDLR_EL1, HDFGRTR, OSDLR_EL1, 1), SR_FGT(SYS_OSECCR_EL1, HDFGRTR, OSECCR_EL1, 1), SR_FGT(SYS_OSLSR_EL1, HDFGRTR, OSLSR_EL1, 1), @@ -1928,6 +1912,59 @@ static const struct encoding_to_trap_config encoding_to_fgt[] __initconst = { SR_FGT(SYS_DBGBCRn_EL1(13), HDFGRTR, DBGBCRn_EL1, 1), SR_FGT(SYS_DBGBCRn_EL1(14), HDFGRTR, DBGBCRn_EL1, 1), SR_FGT(SYS_DBGBCRn_EL1(15), HDFGRTR, DBGBCRn_EL1, 1), + + /* HDFGRTR2_EL2 */ + SR_FGT(SYS_MDSELR_EL1, HDFGRTR2, nMDSELR_EL1, 0), + SR_FGT(SYS_MDSTEPOP_EL1, HDFGRTR2, nMDSTEPOP_EL1, 0), + SR_FGT(SYS_PMCCNTSVR_EL1, HDFGRTR2, nPMSSDATA, 0), + SR_FGT_RANGE(SYS_PMEVCNTSVRn_EL1(0), + SYS_PMEVCNTSVRn_EL1(30), + HDFGRTR2, nPMSSDATA, 0), + SR_FGT(SYS_PMICNTSVR_EL1, HDFGRTR2, nPMSSDATA, 0), + SR_FGT(SYS_PMECR_EL1, HDFGRTR2, nPMECR_EL1, 0), + SR_FGT(SYS_PMIAR_EL1, HDFGRTR2, nPMIAR_EL1, 0), + SR_FGT(SYS_PMICFILTR_EL0, HDFGRTR2, nPMICFILTR_EL0, 0), + SR_FGT(SYS_PMICNTR_EL0, HDFGRTR2, nPMICNTR_EL0, 0), + SR_FGT(SYS_PMSSCR_EL1, HDFGRTR2, nPMSSCR_EL1, 0), + SR_FGT(SYS_PMUACR_EL1, HDFGRTR2, nPMUACR_EL1, 0), + SR_FGT(SYS_SPMACCESSR_EL1, HDFGRTR2, nSPMACCESSR_EL1, 0), + SR_FGT(SYS_SPMCFGR_EL1, HDFGRTR2, nSPMID, 0), + SR_FGT(SYS_SPMDEVARCH_EL1, HDFGRTR2, nSPMID, 0), + SR_FGT(SYS_SPMCGCRn_EL1(0), HDFGRTR2, nSPMID, 0), + SR_FGT(SYS_SPMCGCRn_EL1(1), HDFGRTR2, nSPMID, 0), + SR_FGT(SYS_SPMIIDR_EL1, HDFGRTR2, nSPMID, 0), + SR_FGT(SYS_SPMCNTENCLR_EL0, HDFGRTR2, nSPMCNTEN, 0), + SR_FGT(SYS_SPMCNTENSET_EL0, HDFGRTR2, nSPMCNTEN, 0), + SR_FGT(SYS_SPMCR_EL0, HDFGRTR2, nSPMCR_EL0, 0), + SR_FGT(SYS_SPMDEVAFF_EL1, HDFGRTR2, nSPMDEVAFF_EL1, 0), + /* + * We have up to 64 of these registers in ranges of 16, banked via + * SPMSELR_EL0.BANK. We're only concerned with the accessors here, + * not the architectural registers. + */ + SR_FGT_RANGE(SYS_SPMEVCNTRn_EL0(0), + SYS_SPMEVCNTRn_EL0(15), + HDFGRTR2, nSPMEVCNTRn_EL0, 0), + SR_FGT_RANGE(SYS_SPMEVFILT2Rn_EL0(0), + SYS_SPMEVFILT2Rn_EL0(15), + HDFGRTR2, nSPMEVTYPERn_EL0, 0), + SR_FGT_RANGE(SYS_SPMEVFILTRn_EL0(0), + SYS_SPMEVFILTRn_EL0(15), + HDFGRTR2, nSPMEVTYPERn_EL0, 0), + SR_FGT_RANGE(SYS_SPMEVTYPERn_EL0(0), + SYS_SPMEVTYPERn_EL0(15), + HDFGRTR2, nSPMEVTYPERn_EL0, 0), + SR_FGT(SYS_SPMINTENCLR_EL1, HDFGRTR2, nSPMINTEN, 0), + SR_FGT(SYS_SPMINTENSET_EL1, HDFGRTR2, nSPMINTEN, 0), + SR_FGT(SYS_SPMOVSCLR_EL0, HDFGRTR2, nSPMOVS, 0), + SR_FGT(SYS_SPMOVSSET_EL0, HDFGRTR2, nSPMOVS, 0), + SR_FGT(SYS_SPMSCR_EL1, HDFGRTR2, nSPMSCR_EL1, 0), + SR_FGT(SYS_SPMSELR_EL0, HDFGRTR2, nSPMSELR_EL0, 0), + SR_FGT(SYS_TRCITECR_EL1, HDFGRTR2, nTRCITECR_EL1, 0), + SR_FGT(SYS_PMBMAR_EL1, HDFGRTR2, nPMBMAR_EL1, 0), + SR_FGT(SYS_PMSDSFR_EL1, HDFGRTR2, nPMSDSFR_EL1, 0), + SR_FGT(SYS_TRBMPAM_EL1, HDFGRTR2, nTRBMPAM_EL1, 0), + /* * HDFGWTR_EL2 * @@ -1938,12 +1975,19 @@ static const struct encoding_to_trap_config encoding_to_fgt[] __initconst = { * read-side mappings, and only the write-side mappings that * differ from the read side, and the trap handler will pick * the correct shadow register based on the access type. + * + * Same model applies to the FEAT_FGT2 registers. */ SR_FGT(SYS_TRFCR_EL1, HDFGWTR, TRFCR_EL1, 1), SR_FGT(SYS_TRCOSLAR, HDFGWTR, TRCOSLAR, 1), SR_FGT(SYS_PMCR_EL0, HDFGWTR, PMCR_EL0, 1), SR_FGT(SYS_PMSWINC_EL0, HDFGWTR, PMSWINC_EL0, 1), SR_FGT(SYS_OSLAR_EL1, HDFGWTR, OSLAR_EL1, 1), + + /* HDFGWTR2_EL2 */ + SR_FGT(SYS_PMZR_EL0, HDFGWTR2, nPMZR_EL0, 0), + SR_FGT(SYS_SPMZR_EL0, HDFGWTR2, nSPMEVCNTRn_EL0, 0), + /* * HAFGRTR_EL2 */ @@ -1989,6 +2033,20 @@ static const struct encoding_to_trap_config encoding_to_fgt[] __initconst = { SR_FGT(SYS_AMEVCNTR0_EL0(0), HAFGRTR, AMEVCNTR00_EL0, 1), }; +/* + * Additional FGTs that do not fire with ESR_EL2.EC==0x18. This table + * isn't used for exception routing, but only as a promise that the + * trap is handled somewhere else. + */ +static const union trap_config non_0x18_fgt[] __initconst = { + FGT(HFGITR, PSBCSYNC, 1), + FGT(HFGITR, nGCSSTR_EL1, 0), + FGT(HFGITR, SVC_EL1, 1), + FGT(HFGITR, SVC_EL0, 1), + FGT(HFGITR, ERET, 1), + FGT(HFGITR2, TSBCSYNC, 1), +}; + static union trap_config get_trap_config(u32 sysreg) { return (union trap_config) { @@ -2033,6 +2091,130 @@ static u32 encoding_next(u32 encoding) return sys_reg(op0 + 1, 0, 0, 0, 0); } +#define FGT_MASKS(__n, __m) \ + struct fgt_masks __n = { .str = #__m, .res0 = __m, } + +FGT_MASKS(hfgrtr_masks, HFGRTR_EL2_RES0); +FGT_MASKS(hfgwtr_masks, HFGWTR_EL2_RES0); +FGT_MASKS(hfgitr_masks, HFGITR_EL2_RES0); +FGT_MASKS(hdfgrtr_masks, HDFGRTR_EL2_RES0); +FGT_MASKS(hdfgwtr_masks, HDFGWTR_EL2_RES0); +FGT_MASKS(hafgrtr_masks, HAFGRTR_EL2_RES0); +FGT_MASKS(hfgrtr2_masks, HFGRTR2_EL2_RES0); +FGT_MASKS(hfgwtr2_masks, HFGWTR2_EL2_RES0); +FGT_MASKS(hfgitr2_masks, HFGITR2_EL2_RES0); +FGT_MASKS(hdfgrtr2_masks, HDFGRTR2_EL2_RES0); +FGT_MASKS(hdfgwtr2_masks, HDFGWTR2_EL2_RES0); + +static __init bool aggregate_fgt(union trap_config tc) +{ + struct fgt_masks *rmasks, *wmasks; + + switch (tc.fgt) { + case HFGRTR_GROUP: + rmasks = &hfgrtr_masks; + wmasks = &hfgwtr_masks; + break; + case HDFGRTR_GROUP: + rmasks = &hdfgrtr_masks; + wmasks = &hdfgwtr_masks; + break; + case HAFGRTR_GROUP: + rmasks = &hafgrtr_masks; + wmasks = NULL; + break; + case HFGITR_GROUP: + rmasks = &hfgitr_masks; + wmasks = NULL; + break; + case HFGRTR2_GROUP: + rmasks = &hfgrtr2_masks; + wmasks = &hfgwtr2_masks; + break; + case HDFGRTR2_GROUP: + rmasks = &hdfgrtr2_masks; + wmasks = &hdfgwtr2_masks; + break; + case HFGITR2_GROUP: + rmasks = &hfgitr2_masks; + wmasks = NULL; + break; + } + + /* + * A bit can be reserved in either the R or W register, but + * not both. + */ + if ((BIT(tc.bit) & rmasks->res0) && + (!wmasks || (BIT(tc.bit) & wmasks->res0))) + return false; + + if (tc.pol) + rmasks->mask |= BIT(tc.bit) & ~rmasks->res0; + else + rmasks->nmask |= BIT(tc.bit) & ~rmasks->res0; + + if (wmasks) { + if (tc.pol) + wmasks->mask |= BIT(tc.bit) & ~wmasks->res0; + else + wmasks->nmask |= BIT(tc.bit) & ~wmasks->res0; + } + + return true; +} + +static __init int check_fgt_masks(struct fgt_masks *masks) +{ + unsigned long duplicate = masks->mask & masks->nmask; + u64 res0 = masks->res0; + int ret = 0; + + if (duplicate) { + int i; + + for_each_set_bit(i, &duplicate, 64) { + kvm_err("%s[%d] bit has both polarities\n", + masks->str, i); + } + + ret = -EINVAL; + } + + masks->res0 = ~(masks->mask | masks->nmask); + if (masks->res0 != res0) + kvm_info("Implicit %s = %016llx, expecting %016llx\n", + masks->str, masks->res0, res0); + + return ret; +} + +static __init int check_all_fgt_masks(int ret) +{ + static struct fgt_masks * const masks[] __initconst = { + &hfgrtr_masks, + &hfgwtr_masks, + &hfgitr_masks, + &hdfgrtr_masks, + &hdfgwtr_masks, + &hafgrtr_masks, + &hfgrtr2_masks, + &hfgwtr2_masks, + &hfgitr2_masks, + &hdfgrtr2_masks, + &hdfgwtr2_masks, + }; + int err = 0; + + for (int i = 0; i < ARRAY_SIZE(masks); i++) + err |= check_fgt_masks(masks[i]); + + return ret ?: err; +} + +#define for_each_encoding_in(__x, __s, __e) \ + for (u32 __x = __s; __x <= __e; __x = encoding_next(__x)) + int __init populate_nv_trap_config(void) { int ret = 0; @@ -2041,6 +2223,7 @@ int __init populate_nv_trap_config(void) BUILD_BUG_ON(__NR_CGT_GROUP_IDS__ > BIT(TC_CGT_BITS)); BUILD_BUG_ON(__NR_FGT_GROUP_IDS__ > BIT(TC_FGT_BITS)); BUILD_BUG_ON(__NR_FG_FILTER_IDS__ > BIT(TC_FGF_BITS)); + BUILD_BUG_ON(__HCRX_EL2_MASK & __HCRX_EL2_nMASK); for (int i = 0; i < ARRAY_SIZE(encoding_to_cgt); i++) { const struct encoding_to_trap_config *cgt = &encoding_to_cgt[i]; @@ -2051,7 +2234,7 @@ int __init populate_nv_trap_config(void) ret = -EINVAL; } - for (u32 enc = cgt->encoding; enc <= cgt->end; enc = encoding_next(enc)) { + for_each_encoding_in(enc, cgt->encoding, cgt->end) { prev = xa_store(&sr_forward_xa, enc, xa_mk_value(cgt->tc.val), GFP_KERNEL); if (prev && !xa_is_err(prev)) { @@ -2066,6 +2249,10 @@ int __init populate_nv_trap_config(void) } } + if (__HCRX_EL2_RES0 != HCRX_EL2_RES0) + kvm_info("Sanitised HCR_EL2_RES0 = %016llx, expecting %016llx\n", + __HCRX_EL2_RES0, HCRX_EL2_RES0); + kvm_info("nv: %ld coarse grained trap handlers\n", ARRAY_SIZE(encoding_to_cgt)); @@ -2082,23 +2269,39 @@ int __init populate_nv_trap_config(void) print_nv_trap_error(fgt, "Invalid FGT", ret); } - tc = get_trap_config(fgt->encoding); + for_each_encoding_in(enc, fgt->encoding, fgt->end) { + tc = get_trap_config(enc); - if (tc.fgt) { - ret = -EINVAL; - print_nv_trap_error(fgt, "Duplicate FGT", ret); - } + if (tc.fgt) { + ret = -EINVAL; + print_nv_trap_error(fgt, "Duplicate FGT", ret); + } + + tc.val |= fgt->tc.val; + prev = xa_store(&sr_forward_xa, enc, + xa_mk_value(tc.val), GFP_KERNEL); + + if (xa_is_err(prev)) { + ret = xa_err(prev); + print_nv_trap_error(fgt, "Failed FGT insertion", ret); + } - tc.val |= fgt->tc.val; - prev = xa_store(&sr_forward_xa, fgt->encoding, - xa_mk_value(tc.val), GFP_KERNEL); + if (!aggregate_fgt(tc)) { + ret = -EINVAL; + print_nv_trap_error(fgt, "FGT bit is reserved", ret); + } + } + } - if (xa_is_err(prev)) { - ret = xa_err(prev); - print_nv_trap_error(fgt, "Failed FGT insertion", ret); + for (int i = 0; i < ARRAY_SIZE(non_0x18_fgt); i++) { + if (!aggregate_fgt(non_0x18_fgt[i])) { + ret = -EINVAL; + kvm_err("non_0x18_fgt[%d] is reserved\n", i); } } + ret = check_all_fgt_masks(ret); + kvm_info("nv: %ld fine grained trap handlers\n", ARRAY_SIZE(encoding_to_fgt)); @@ -2215,11 +2418,11 @@ static u64 kvm_get_sysreg_res0(struct kvm *kvm, enum vcpu_sysreg sr) return masks->mask[sr - __VNCR_START__].res0; } -static bool check_fgt_bit(struct kvm_vcpu *vcpu, bool is_read, - u64 val, const union trap_config tc) +static bool check_fgt_bit(struct kvm_vcpu *vcpu, enum vcpu_sysreg sr, + const union trap_config tc) { struct kvm *kvm = vcpu->kvm; - enum vcpu_sysreg sr; + u64 val; /* * KVM doesn't know about any FGTs that apply to the host, and hopefully @@ -2228,6 +2431,8 @@ static bool check_fgt_bit(struct kvm_vcpu *vcpu, bool is_read, if (is_hyp_ctxt(vcpu)) return false; + val = __vcpu_sys_reg(vcpu, sr); + if (tc.pol) return (val & BIT(tc.bit)); @@ -2242,38 +2447,17 @@ static bool check_fgt_bit(struct kvm_vcpu *vcpu, bool is_read, if (val & BIT(tc.bit)) return false; - switch ((enum fgt_group_id)tc.fgt) { - case HFGxTR_GROUP: - sr = is_read ? HFGRTR_EL2 : HFGWTR_EL2; - break; - - case HDFGRTR_GROUP: - sr = is_read ? HDFGRTR_EL2 : HDFGWTR_EL2; - break; - - case HAFGRTR_GROUP: - sr = HAFGRTR_EL2; - break; - - case HFGITR_GROUP: - sr = HFGITR_EL2; - break; - - default: - WARN_ONCE(1, "Unhandled FGT group"); - return false; - } - return !(kvm_get_sysreg_res0(kvm, sr) & BIT(tc.bit)); } bool triage_sysreg_trap(struct kvm_vcpu *vcpu, int *sr_index) { + enum vcpu_sysreg fgtreg; union trap_config tc; enum trap_behaviour b; bool is_read; u32 sysreg; - u64 esr, val; + u64 esr; esr = kvm_vcpu_get_esr(vcpu); sysreg = esr_sys64_to_sysreg(esr); @@ -2319,26 +2503,20 @@ bool triage_sysreg_trap(struct kvm_vcpu *vcpu, int *sr_index) case __NO_FGT_GROUP__: break; - case HFGxTR_GROUP: - if (is_read) - val = __vcpu_sys_reg(vcpu, HFGRTR_EL2); - else - val = __vcpu_sys_reg(vcpu, HFGWTR_EL2); + case HFGRTR_GROUP: + fgtreg = is_read ? HFGRTR_EL2 : HFGWTR_EL2; break; case HDFGRTR_GROUP: - if (is_read) - val = __vcpu_sys_reg(vcpu, HDFGRTR_EL2); - else - val = __vcpu_sys_reg(vcpu, HDFGWTR_EL2); + fgtreg = is_read ? HDFGRTR_EL2 : HDFGWTR_EL2; break; case HAFGRTR_GROUP: - val = __vcpu_sys_reg(vcpu, HAFGRTR_EL2); + fgtreg = HAFGRTR_EL2; break; case HFGITR_GROUP: - val = __vcpu_sys_reg(vcpu, HFGITR_EL2); + fgtreg = HFGITR_EL2; switch (tc.fgf) { u64 tmp; @@ -2352,13 +2530,26 @@ bool triage_sysreg_trap(struct kvm_vcpu *vcpu, int *sr_index) } break; - case __NR_FGT_GROUP_IDS__: + case HFGRTR2_GROUP: + fgtreg = is_read ? HFGRTR2_EL2 : HFGWTR2_EL2; + break; + + case HDFGRTR2_GROUP: + fgtreg = is_read ? HDFGRTR2_EL2 : HDFGWTR2_EL2; + break; + + case HFGITR2_GROUP: + fgtreg = HFGITR2_EL2; + break; + + default: /* Something is really wrong, bail out */ - WARN_ONCE(1, "__NR_FGT_GROUP_IDS__"); + WARN_ONCE(1, "Bad FGT group (encoding %08x, config %016llx)\n", + sysreg, tc.val); goto local; } - if (tc.fgt != __NO_FGT_GROUP__ && check_fgt_bit(vcpu, is_read, val, tc)) + if (tc.fgt != __NO_FGT_GROUP__ && check_fgt_bit(vcpu, fgtreg, tc)) goto inject; b = compute_trap_behaviour(vcpu, tc); diff --git a/arch/arm64/kvm/handle_exit.c b/arch/arm64/kvm/handle_exit.c index 5c49540883e3..7771ceced994 100644 --- a/arch/arm64/kvm/handle_exit.c +++ b/arch/arm64/kvm/handle_exit.c @@ -299,6 +299,81 @@ static int handle_svc(struct kvm_vcpu *vcpu) return 1; } +static int kvm_handle_gcs(struct kvm_vcpu *vcpu) +{ + /* We don't expect GCS, so treat it with contempt */ + if (kvm_has_feat(vcpu->kvm, ID_AA64PFR1_EL1, GCS, IMP)) + WARN_ON_ONCE(1); + + kvm_inject_undefined(vcpu); + return 1; +} + +static int handle_other(struct kvm_vcpu *vcpu) +{ + bool is_l2 = vcpu_has_nv(vcpu) && !is_hyp_ctxt(vcpu); + u64 hcrx = __vcpu_sys_reg(vcpu, HCRX_EL2); + u64 esr = kvm_vcpu_get_esr(vcpu); + u64 iss = ESR_ELx_ISS(esr); + struct kvm *kvm = vcpu->kvm; + bool allowed, fwd = false; + + /* + * We only trap for two reasons: + * + * - the feature is disabled, and the only outcome is to + * generate an UNDEF. + * + * - the feature is enabled, but a NV guest wants to trap the + * feature used by its L2 guest. We forward the exception in + * this case. + * + * What we don't expect is to end-up here if the guest is + * expected be be able to directly use the feature, hence the + * WARN_ON below. + */ + switch (iss) { + case ESR_ELx_ISS_OTHER_ST64BV: + allowed = kvm_has_feat(kvm, ID_AA64ISAR1_EL1, LS64, LS64_V); + if (is_l2) + fwd = !(hcrx & HCRX_EL2_EnASR); + break; + case ESR_ELx_ISS_OTHER_ST64BV0: + allowed = kvm_has_feat(kvm, ID_AA64ISAR1_EL1, LS64, LS64_ACCDATA); + if (is_l2) + fwd = !(hcrx & HCRX_EL2_EnAS0); + break; + case ESR_ELx_ISS_OTHER_LDST64B: + allowed = kvm_has_feat(kvm, ID_AA64ISAR1_EL1, LS64, LS64); + if (is_l2) + fwd = !(hcrx & HCRX_EL2_EnALS); + break; + case ESR_ELx_ISS_OTHER_TSBCSYNC: + allowed = kvm_has_feat(kvm, ID_AA64DFR0_EL1, TraceBuffer, TRBE_V1P1); + if (is_l2) + fwd = (__vcpu_sys_reg(vcpu, HFGITR2_EL2) & HFGITR2_EL2_TSBCSYNC); + break; + case ESR_ELx_ISS_OTHER_PSBCSYNC: + allowed = kvm_has_feat(kvm, ID_AA64DFR0_EL1, PMSVer, V1P5); + if (is_l2) + fwd = (__vcpu_sys_reg(vcpu, HFGITR_EL2) & HFGITR_EL2_PSBCSYNC); + break; + default: + /* Clearly, we're missing something. */ + WARN_ON_ONCE(1); + allowed = false; + } + + WARN_ON_ONCE(allowed && !fwd); + + if (allowed && fwd) + kvm_inject_nested_sync(vcpu, esr); + else + kvm_inject_undefined(vcpu); + + return 1; +} + static exit_handle_fn arm_exit_handlers[] = { [0 ... ESR_ELx_EC_MAX] = kvm_handle_unknown_ec, [ESR_ELx_EC_WFx] = kvm_handle_wfx, @@ -308,6 +383,7 @@ static exit_handle_fn arm_exit_handlers[] = { [ESR_ELx_EC_CP14_LS] = kvm_handle_cp14_load_store, [ESR_ELx_EC_CP10_ID] = kvm_handle_cp10_id, [ESR_ELx_EC_CP14_64] = kvm_handle_cp14_64, + [ESR_ELx_EC_OTHER] = handle_other, [ESR_ELx_EC_HVC32] = handle_hvc, [ESR_ELx_EC_SMC32] = handle_smc, [ESR_ELx_EC_HVC64] = handle_hvc, @@ -325,6 +401,7 @@ static exit_handle_fn arm_exit_handlers[] = { [ESR_ELx_EC_BRK64] = kvm_handle_guest_debug, [ESR_ELx_EC_FP_ASIMD] = kvm_handle_fpasimd, [ESR_ELx_EC_PAC] = kvm_handle_ptrauth, + [ESR_ELx_EC_GCS] = kvm_handle_gcs, }; static exit_handle_fn kvm_get_exit_handler(struct kvm_vcpu *vcpu) diff --git a/arch/arm64/kvm/hyp/include/hyp/switch.h b/arch/arm64/kvm/hyp/include/hyp/switch.h index b741ea6aefa5..f131bca36bd3 100644 --- a/arch/arm64/kvm/hyp/include/hyp/switch.h +++ b/arch/arm64/kvm/hyp/include/hyp/switch.h @@ -65,12 +65,56 @@ static inline void __activate_traps_fpsimd32(struct kvm_vcpu *vcpu) } } +#define reg_to_fgt_masks(reg) \ + ({ \ + struct fgt_masks *m; \ + switch(reg) { \ + case HFGRTR_EL2: \ + m = &hfgrtr_masks; \ + break; \ + case HFGWTR_EL2: \ + m = &hfgwtr_masks; \ + break; \ + case HFGITR_EL2: \ + m = &hfgitr_masks; \ + break; \ + case HDFGRTR_EL2: \ + m = &hdfgrtr_masks; \ + break; \ + case HDFGWTR_EL2: \ + m = &hdfgwtr_masks; \ + break; \ + case HAFGRTR_EL2: \ + m = &hafgrtr_masks; \ + break; \ + case HFGRTR2_EL2: \ + m = &hfgrtr2_masks; \ + break; \ + case HFGWTR2_EL2: \ + m = &hfgwtr2_masks; \ + break; \ + case HFGITR2_EL2: \ + m = &hfgitr2_masks; \ + break; \ + case HDFGRTR2_EL2: \ + m = &hdfgrtr2_masks; \ + break; \ + case HDFGWTR2_EL2: \ + m = &hdfgwtr2_masks; \ + break; \ + default: \ + BUILD_BUG_ON(1); \ + } \ + \ + m; \ + }) + #define compute_clr_set(vcpu, reg, clr, set) \ do { \ - u64 hfg; \ - hfg = __vcpu_sys_reg(vcpu, reg) & ~__ ## reg ## _RES0; \ - set |= hfg & __ ## reg ## _MASK; \ - clr |= ~hfg & __ ## reg ## _nMASK; \ + u64 hfg = __vcpu_sys_reg(vcpu, reg); \ + struct fgt_masks *m = reg_to_fgt_masks(reg); \ + set |= hfg & m->mask; \ + clr |= ~hfg & m->nmask; \ } while(0) #define reg_to_fgt_group_id(reg) \ @@ -79,7 +123,7 @@ static inline void __activate_traps_fpsimd32(struct kvm_vcpu *vcpu) switch(reg) { \ case HFGRTR_EL2: \ case HFGWTR_EL2: \ - id = HFGxTR_GROUP; \ + id = HFGRTR_GROUP; \ break; \ case HFGITR_EL2: \ id = HFGITR_GROUP; \ @@ -91,6 +135,17 @@ static inline void __activate_traps_fpsimd32(struct kvm_vcpu *vcpu) case HAFGRTR_EL2: \ id = HAFGRTR_GROUP; \ break; \ + case HFGRTR2_EL2: \ + case HFGWTR2_EL2: \ + id = HFGRTR2_GROUP; \ + break; \ + case HFGITR2_EL2: \ + id = HFGITR2_GROUP; \ + break; \ + case HDFGRTR2_EL2: \ + case HDFGWTR2_EL2: \ + id = HDFGRTR2_GROUP; \ + break; \ default: \ BUILD_BUG_ON(1); \ } \ @@ -101,13 +156,16 @@ static inline void __activate_traps_fpsimd32(struct kvm_vcpu *vcpu) #define compute_undef_clr_set(vcpu, kvm, reg, clr, set) \ do { \ u64 hfg = kvm->arch.fgu[reg_to_fgt_group_id(reg)]; \ - set |= hfg & __ ## reg ## _MASK; \ - clr |= hfg & __ ## reg ## _nMASK; \ + struct fgt_masks *m = reg_to_fgt_masks(reg); \ + set |= hfg & m->mask; \ + clr |= hfg & m->nmask; \ } while(0) #define update_fgt_traps_cs(hctxt, vcpu, kvm, reg, clr, set) \ do { \ - u64 c = 0, s = 0; \ + struct fgt_masks *m = reg_to_fgt_masks(reg); \ + u64 c = clr, s = set; \ + u64 val; \ \ ctxt_sys_reg(hctxt, reg) = read_sysreg_s(SYS_ ## reg); \ if (vcpu_has_nv(vcpu) && !is_hyp_ctxt(vcpu)) \ @@ -115,30 +173,15 @@ static inline void __activate_traps_fpsimd32(struct kvm_vcpu *vcpu) \ compute_undef_clr_set(vcpu, kvm, reg, c, s); \ \ - s |= set; \ - c |= clr; \ - if (c || s) { \ - u64 val = __ ## reg ## _nMASK; \ - val |= s; \ - val &= ~c; \ - write_sysreg_s(val, SYS_ ## reg); \ - } \ + val = m->nmask; \ + val |= s; \ + val &= ~c; \ + write_sysreg_s(val, SYS_ ## reg); \ } while(0) #define update_fgt_traps(hctxt, vcpu, kvm, reg) \ update_fgt_traps_cs(hctxt, vcpu, kvm, reg, 0, 0) -/* - * Validate the fine grain trap masks. - * Check that the masks do not overlap and that all bits are accounted for. - */ -#define CHECK_FGT_MASKS(reg) \ - do { \ - BUILD_BUG_ON((__ ## reg ## _MASK) & (__ ## reg ## _nMASK)); \ - BUILD_BUG_ON(~((__ ## reg ## _RES0) ^ (__ ## reg ## _MASK) ^ \ - (__ ## reg ## _nMASK))); \ - } while(0) - static inline bool cpu_has_amu(void) { u64 pfr0 = read_sysreg_s(SYS_ID_AA64PFR0_EL1); @@ -152,56 +195,60 @@ static inline void __activate_traps_hfgxtr(struct kvm_vcpu *vcpu) struct kvm_cpu_context *hctxt = host_data_ptr(host_ctxt); struct kvm *kvm = kern_hyp_va(vcpu->kvm); - CHECK_FGT_MASKS(HFGRTR_EL2); - CHECK_FGT_MASKS(HFGWTR_EL2); - CHECK_FGT_MASKS(HFGITR_EL2); - CHECK_FGT_MASKS(HDFGRTR_EL2); - CHECK_FGT_MASKS(HDFGWTR_EL2); - CHECK_FGT_MASKS(HAFGRTR_EL2); - CHECK_FGT_MASKS(HCRX_EL2); - if (!cpus_have_final_cap(ARM64_HAS_FGT)) return; update_fgt_traps(hctxt, vcpu, kvm, HFGRTR_EL2); update_fgt_traps_cs(hctxt, vcpu, kvm, HFGWTR_EL2, 0, cpus_have_final_cap(ARM64_WORKAROUND_AMPERE_AC03_CPU_38) ? - HFGxTR_EL2_TCR_EL1_MASK : 0); + HFGWTR_EL2_TCR_EL1_MASK : 0); update_fgt_traps(hctxt, vcpu, kvm, HFGITR_EL2); update_fgt_traps(hctxt, vcpu, kvm, HDFGRTR_EL2); update_fgt_traps(hctxt, vcpu, kvm, HDFGWTR_EL2); if (cpu_has_amu()) update_fgt_traps(hctxt, vcpu, kvm, HAFGRTR_EL2); + + if (!cpus_have_final_cap(ARM64_HAS_FGT2)) + return; + + update_fgt_traps(hctxt, vcpu, kvm, HFGRTR2_EL2); + update_fgt_traps(hctxt, vcpu, kvm, HFGWTR2_EL2); + update_fgt_traps(hctxt, vcpu, kvm, HFGITR2_EL2); + update_fgt_traps(hctxt, vcpu, kvm, HDFGRTR2_EL2); + update_fgt_traps(hctxt, vcpu, kvm, HDFGWTR2_EL2); } -#define __deactivate_fgt(htcxt, vcpu, kvm, reg) \ +#define __deactivate_fgt(htcxt, vcpu, reg) \ do { \ - if ((vcpu_has_nv(vcpu) && !is_hyp_ctxt(vcpu)) || \ - kvm->arch.fgu[reg_to_fgt_group_id(reg)]) \ - write_sysreg_s(ctxt_sys_reg(hctxt, reg), \ - SYS_ ## reg); \ + write_sysreg_s(ctxt_sys_reg(hctxt, reg), \ + SYS_ ## reg); \ } while(0) static inline void __deactivate_traps_hfgxtr(struct kvm_vcpu *vcpu) { struct kvm_cpu_context *hctxt = host_data_ptr(host_ctxt); - struct kvm *kvm = kern_hyp_va(vcpu->kvm); if (!cpus_have_final_cap(ARM64_HAS_FGT)) return; - __deactivate_fgt(hctxt, vcpu, kvm, HFGRTR_EL2); - if (cpus_have_final_cap(ARM64_WORKAROUND_AMPERE_AC03_CPU_38)) - write_sysreg_s(ctxt_sys_reg(hctxt, HFGWTR_EL2), SYS_HFGWTR_EL2); - else - __deactivate_fgt(hctxt, vcpu, kvm, HFGWTR_EL2); - __deactivate_fgt(hctxt, vcpu, kvm, HFGITR_EL2); - __deactivate_fgt(hctxt, vcpu, kvm, HDFGRTR_EL2); - __deactivate_fgt(hctxt, vcpu, kvm, HDFGWTR_EL2); + __deactivate_fgt(hctxt, vcpu, HFGRTR_EL2); + __deactivate_fgt(hctxt, vcpu, HFGWTR_EL2); + __deactivate_fgt(hctxt, vcpu, HFGITR_EL2); + __deactivate_fgt(hctxt, vcpu, HDFGRTR_EL2); + __deactivate_fgt(hctxt, vcpu, HDFGWTR_EL2); if (cpu_has_amu()) - __deactivate_fgt(hctxt, vcpu, kvm, HAFGRTR_EL2); + __deactivate_fgt(hctxt, vcpu, HAFGRTR_EL2); + + if (!cpus_have_final_cap(ARM64_HAS_FGT2)) + return; + + __deactivate_fgt(hctxt, vcpu, HFGRTR2_EL2); + __deactivate_fgt(hctxt, vcpu, HFGWTR2_EL2); + __deactivate_fgt(hctxt, vcpu, HFGITR2_EL2); + __deactivate_fgt(hctxt, vcpu, HDFGRTR2_EL2); + __deactivate_fgt(hctxt, vcpu, HDFGWTR2_EL2); } static inline void __activate_traps_mpam(struct kvm_vcpu *vcpu) @@ -261,12 +308,9 @@ static inline void __activate_traps_common(struct kvm_vcpu *vcpu) if (cpus_have_final_cap(ARM64_HAS_HCX)) { u64 hcrx = vcpu->arch.hcrx_el2; if (vcpu_has_nv(vcpu) && !is_hyp_ctxt(vcpu)) { - u64 clr = 0, set = 0; - - compute_clr_set(vcpu, HCRX_EL2, clr, set); - - hcrx |= set; - hcrx &= ~clr; + u64 val = __vcpu_sys_reg(vcpu, HCRX_EL2); + hcrx |= val & __HCRX_EL2_MASK; + hcrx &= ~(~val & __HCRX_EL2_nMASK); } write_sysreg_s(hcrx, SYS_HCRX_EL2); diff --git a/arch/arm64/kvm/hyp/nvhe/switch.c b/arch/arm64/kvm/hyp/nvhe/switch.c index 7d2ba6ef0261..6947aaf117f6 100644 --- a/arch/arm64/kvm/hyp/nvhe/switch.c +++ b/arch/arm64/kvm/hyp/nvhe/switch.c @@ -33,6 +33,18 @@ DEFINE_PER_CPU(struct kvm_host_data, kvm_host_data); DEFINE_PER_CPU(struct kvm_cpu_context, kvm_hyp_ctxt); DEFINE_PER_CPU(unsigned long, kvm_hyp_vector); +struct fgt_masks hfgrtr_masks; +struct fgt_masks hfgwtr_masks; +struct fgt_masks hfgitr_masks; +struct fgt_masks hdfgrtr_masks; +struct fgt_masks hdfgwtr_masks; +struct fgt_masks hafgrtr_masks; +struct fgt_masks hfgrtr2_masks; +struct fgt_masks hfgwtr2_masks; +struct fgt_masks hfgitr2_masks; +struct fgt_masks hdfgrtr2_masks; +struct fgt_masks hdfgwtr2_masks; + extern void kvm_nvhe_prepare_backtrace(unsigned long fp, unsigned long pc); static void __activate_cptr_traps(struct kvm_vcpu *vcpu) diff --git a/arch/arm64/kvm/hyp/vgic-v3-sr.c b/arch/arm64/kvm/hyp/vgic-v3-sr.c index ed363aa3027e..f38565e28a23 100644 --- a/arch/arm64/kvm/hyp/vgic-v3-sr.c +++ b/arch/arm64/kvm/hyp/vgic-v3-sr.c @@ -1052,11 +1052,11 @@ static bool __vgic_v3_check_trap_forwarding(struct kvm_vcpu *vcpu, switch (sysreg) { case SYS_ICC_IGRPEN0_EL1: if (is_read && - (__vcpu_sys_reg(vcpu, HFGRTR_EL2) & HFGxTR_EL2_ICC_IGRPENn_EL1)) + (__vcpu_sys_reg(vcpu, HFGRTR_EL2) & HFGRTR_EL2_ICC_IGRPENn_EL1)) return true; if (!is_read && - (__vcpu_sys_reg(vcpu, HFGWTR_EL2) & HFGxTR_EL2_ICC_IGRPENn_EL1)) + (__vcpu_sys_reg(vcpu, HFGWTR_EL2) & HFGWTR_EL2_ICC_IGRPENn_EL1)) return true; fallthrough; @@ -1073,11 +1073,11 @@ static bool __vgic_v3_check_trap_forwarding(struct kvm_vcpu *vcpu, case SYS_ICC_IGRPEN1_EL1: if (is_read && - (__vcpu_sys_reg(vcpu, HFGRTR_EL2) & HFGxTR_EL2_ICC_IGRPENn_EL1)) + (__vcpu_sys_reg(vcpu, HFGRTR_EL2) & HFGRTR_EL2_ICC_IGRPENn_EL1)) return true; if (!is_read && - (__vcpu_sys_reg(vcpu, HFGWTR_EL2) & HFGxTR_EL2_ICC_IGRPENn_EL1)) + (__vcpu_sys_reg(vcpu, HFGWTR_EL2) & HFGWTR_EL2_ICC_IGRPENn_EL1)) return true; fallthrough; diff --git a/arch/arm64/kvm/nested.c b/arch/arm64/kvm/nested.c index 4a3fc11f7ecf..f6a5736ba7ef 100644 --- a/arch/arm64/kvm/nested.c +++ b/arch/arm64/kvm/nested.c @@ -1018,216 +1018,49 @@ int kvm_init_nv_sysregs(struct kvm_vcpu *vcpu) set_sysreg_masks(kvm, VMPIDR_EL2, res0, res1); /* HCR_EL2 */ - res0 = BIT(48); - res1 = HCR_RW; - if (!kvm_has_feat(kvm, ID_AA64MMFR1_EL1, TWED, IMP)) - res0 |= GENMASK(63, 59); - if (!kvm_has_feat(kvm, ID_AA64PFR1_EL1, MTE, MTE2)) - res0 |= (HCR_TID5 | HCR_DCT | HCR_ATA); - if (!kvm_has_feat(kvm, ID_AA64MMFR2_EL1, EVT, TTLBxS)) - res0 |= (HCR_TTLBIS | HCR_TTLBOS); - if (!kvm_has_feat(kvm, ID_AA64PFR0_EL1, CSV2, CSV2_2) && - !kvm_has_feat(kvm, ID_AA64PFR1_EL1, CSV2_frac, CSV2_1p2)) - res0 |= HCR_ENSCXT; - if (!kvm_has_feat(kvm, ID_AA64MMFR2_EL1, EVT, IMP)) - res0 |= (HCR_TOCU | HCR_TICAB | HCR_TID4); - if (!kvm_has_feat(kvm, ID_AA64PFR0_EL1, AMU, V1P1)) - res0 |= HCR_AMVOFFEN; - if (!kvm_has_feat(kvm, ID_AA64PFR0_EL1, RAS, V1P1)) - res0 |= HCR_FIEN; - if (!kvm_has_feat(kvm, ID_AA64MMFR2_EL1, FWB, IMP)) - res0 |= HCR_FWB; - /* Implementation choice: NV2 is the only supported config */ - if (!kvm_has_feat(kvm, ID_AA64MMFR4_EL1, NV_frac, NV2_ONLY)) - res0 |= (HCR_NV2 | HCR_NV | HCR_AT); - if (!kvm_has_feat(kvm, ID_AA64MMFR4_EL1, E2H0, NI)) - res0 |= HCR_NV1; - if (!(kvm_vcpu_has_feature(kvm, KVM_ARM_VCPU_PTRAUTH_ADDRESS) && - kvm_vcpu_has_feature(kvm, KVM_ARM_VCPU_PTRAUTH_GENERIC))) - res0 |= (HCR_API | HCR_APK); - if (!kvm_has_feat(kvm, ID_AA64ISAR0_EL1, TME, IMP)) - res0 |= BIT(39); - if (!kvm_has_feat(kvm, ID_AA64PFR0_EL1, RAS, IMP)) - res0 |= (HCR_TEA | HCR_TERR); - if (!kvm_has_feat(kvm, ID_AA64MMFR1_EL1, LO, IMP)) - res0 |= HCR_TLOR; - if (!kvm_has_feat(kvm, ID_AA64MMFR1_EL1, VH, IMP)) - res0 |= HCR_E2H; - if (!kvm_has_feat(kvm, ID_AA64MMFR4_EL1, E2H0, IMP)) - res1 |= HCR_E2H; + get_reg_fixed_bits(kvm, HCR_EL2, &res0, &res1); set_sysreg_masks(kvm, HCR_EL2, res0, res1); /* HCRX_EL2 */ - res0 = HCRX_EL2_RES0; - res1 = HCRX_EL2_RES1; - if (!kvm_has_feat(kvm, ID_AA64ISAR3_EL1, PACM, TRIVIAL_IMP)) - res0 |= HCRX_EL2_PACMEn; - if (!kvm_has_feat(kvm, ID_AA64PFR2_EL1, FPMR, IMP)) - res0 |= HCRX_EL2_EnFPM; - if (!kvm_has_feat(kvm, ID_AA64PFR1_EL1, GCS, IMP)) - res0 |= HCRX_EL2_GCSEn; - if (!kvm_has_feat(kvm, ID_AA64ISAR2_EL1, SYSREG_128, IMP)) - res0 |= HCRX_EL2_EnIDCP128; - if (!kvm_has_feat(kvm, ID_AA64MMFR3_EL1, ADERR, DEV_ASYNC)) - res0 |= (HCRX_EL2_EnSDERR | HCRX_EL2_EnSNERR); - if (!kvm_has_feat(kvm, ID_AA64PFR1_EL1, DF2, IMP)) - res0 |= HCRX_EL2_TMEA; - if (!kvm_has_feat(kvm, ID_AA64MMFR3_EL1, D128, IMP)) - res0 |= HCRX_EL2_D128En; - if (!kvm_has_feat(kvm, ID_AA64PFR1_EL1, THE, IMP)) - res0 |= HCRX_EL2_PTTWI; - if (!kvm_has_feat(kvm, ID_AA64MMFR3_EL1, SCTLRX, IMP)) - res0 |= HCRX_EL2_SCTLR2En; - if (!kvm_has_tcr2(kvm)) - res0 |= HCRX_EL2_TCR2En; - if (!kvm_has_feat(kvm, ID_AA64ISAR2_EL1, MOPS, IMP)) - res0 |= (HCRX_EL2_MSCEn | HCRX_EL2_MCE2); - if (!kvm_has_feat(kvm, ID_AA64MMFR1_EL1, CMOW, IMP)) - res0 |= HCRX_EL2_CMOW; - if (!kvm_has_feat(kvm, ID_AA64PFR1_EL1, NMI, IMP)) - res0 |= (HCRX_EL2_VFNMI | HCRX_EL2_VINMI | HCRX_EL2_TALLINT); - if (!kvm_has_feat(kvm, ID_AA64PFR1_EL1, SME, IMP) || - !(read_sysreg_s(SYS_SMIDR_EL1) & SMIDR_EL1_SMPS)) - res0 |= HCRX_EL2_SMPME; - if (!kvm_has_feat(kvm, ID_AA64ISAR1_EL1, XS, IMP)) - res0 |= (HCRX_EL2_FGTnXS | HCRX_EL2_FnXS); - if (!kvm_has_feat(kvm, ID_AA64ISAR1_EL1, LS64, LS64_V)) - res0 |= HCRX_EL2_EnASR; - if (!kvm_has_feat(kvm, ID_AA64ISAR1_EL1, LS64, LS64)) - res0 |= HCRX_EL2_EnALS; - if (!kvm_has_feat(kvm, ID_AA64ISAR1_EL1, LS64, LS64_ACCDATA)) - res0 |= HCRX_EL2_EnAS0; + get_reg_fixed_bits(kvm, HCRX_EL2, &res0, &res1); set_sysreg_masks(kvm, HCRX_EL2, res0, res1); /* HFG[RW]TR_EL2 */ - res0 = res1 = 0; - if (!(kvm_vcpu_has_feature(kvm, KVM_ARM_VCPU_PTRAUTH_ADDRESS) && - kvm_vcpu_has_feature(kvm, KVM_ARM_VCPU_PTRAUTH_GENERIC))) - res0 |= (HFGxTR_EL2_APDAKey | HFGxTR_EL2_APDBKey | - HFGxTR_EL2_APGAKey | HFGxTR_EL2_APIAKey | - HFGxTR_EL2_APIBKey); - if (!kvm_has_feat(kvm, ID_AA64MMFR1_EL1, LO, IMP)) - res0 |= (HFGxTR_EL2_LORC_EL1 | HFGxTR_EL2_LOREA_EL1 | - HFGxTR_EL2_LORID_EL1 | HFGxTR_EL2_LORN_EL1 | - HFGxTR_EL2_LORSA_EL1); - if (!kvm_has_feat(kvm, ID_AA64PFR0_EL1, CSV2, CSV2_2) && - !kvm_has_feat(kvm, ID_AA64PFR1_EL1, CSV2_frac, CSV2_1p2)) - res0 |= (HFGxTR_EL2_SCXTNUM_EL1 | HFGxTR_EL2_SCXTNUM_EL0); - if (!kvm_has_feat(kvm, ID_AA64PFR0_EL1, GIC, IMP)) - res0 |= HFGxTR_EL2_ICC_IGRPENn_EL1; - if (!kvm_has_feat(kvm, ID_AA64PFR0_EL1, RAS, IMP)) - res0 |= (HFGxTR_EL2_ERRIDR_EL1 | HFGxTR_EL2_ERRSELR_EL1 | - HFGxTR_EL2_ERXFR_EL1 | HFGxTR_EL2_ERXCTLR_EL1 | - HFGxTR_EL2_ERXSTATUS_EL1 | HFGxTR_EL2_ERXMISCn_EL1 | - HFGxTR_EL2_ERXPFGF_EL1 | HFGxTR_EL2_ERXPFGCTL_EL1 | - HFGxTR_EL2_ERXPFGCDN_EL1 | HFGxTR_EL2_ERXADDR_EL1); - if (!kvm_has_feat(kvm, ID_AA64ISAR1_EL1, LS64, LS64_ACCDATA)) - res0 |= HFGxTR_EL2_nACCDATA_EL1; - if (!kvm_has_feat(kvm, ID_AA64PFR1_EL1, GCS, IMP)) - res0 |= (HFGxTR_EL2_nGCS_EL0 | HFGxTR_EL2_nGCS_EL1); - if (!kvm_has_feat(kvm, ID_AA64PFR1_EL1, SME, IMP)) - res0 |= (HFGxTR_EL2_nSMPRI_EL1 | HFGxTR_EL2_nTPIDR2_EL0); - if (!kvm_has_feat(kvm, ID_AA64PFR1_EL1, THE, IMP)) - res0 |= HFGxTR_EL2_nRCWMASK_EL1; - if (!kvm_has_s1pie(kvm)) - res0 |= (HFGxTR_EL2_nPIRE0_EL1 | HFGxTR_EL2_nPIR_EL1); - if (!kvm_has_s1poe(kvm)) - res0 |= (HFGxTR_EL2_nPOR_EL0 | HFGxTR_EL2_nPOR_EL1); - if (!kvm_has_feat(kvm, ID_AA64MMFR3_EL1, S2POE, IMP)) - res0 |= HFGxTR_EL2_nS2POR_EL1; - if (!kvm_has_feat(kvm, ID_AA64MMFR3_EL1, AIE, IMP)) - res0 |= (HFGxTR_EL2_nMAIR2_EL1 | HFGxTR_EL2_nAMAIR2_EL1); - set_sysreg_masks(kvm, HFGRTR_EL2, res0 | __HFGRTR_EL2_RES0, res1); - set_sysreg_masks(kvm, HFGWTR_EL2, res0 | __HFGWTR_EL2_RES0, res1); + get_reg_fixed_bits(kvm, HFGRTR_EL2, &res0, &res1); + set_sysreg_masks(kvm, HFGRTR_EL2, res0, res1); + get_reg_fixed_bits(kvm, HFGWTR_EL2, &res0, &res1); + set_sysreg_masks(kvm, HFGWTR_EL2, res0, res1); /* HDFG[RW]TR_EL2 */ - res0 = res1 = 0; - if (!kvm_has_feat(kvm, ID_AA64DFR0_EL1, DoubleLock, IMP)) - res0 |= HDFGRTR_EL2_OSDLR_EL1; - if (!kvm_has_feat(kvm, ID_AA64DFR0_EL1, PMUVer, IMP)) - res0 |= (HDFGRTR_EL2_PMEVCNTRn_EL0 | HDFGRTR_EL2_PMEVTYPERn_EL0 | - HDFGRTR_EL2_PMCCFILTR_EL0 | HDFGRTR_EL2_PMCCNTR_EL0 | - HDFGRTR_EL2_PMCNTEN | HDFGRTR_EL2_PMINTEN | - HDFGRTR_EL2_PMOVS | HDFGRTR_EL2_PMSELR_EL0 | - HDFGRTR_EL2_PMMIR_EL1 | HDFGRTR_EL2_PMUSERENR_EL0 | - HDFGRTR_EL2_PMCEIDn_EL0); - if (!kvm_has_feat(kvm, ID_AA64DFR0_EL1, PMSVer, IMP)) - res0 |= (HDFGRTR_EL2_PMBLIMITR_EL1 | HDFGRTR_EL2_PMBPTR_EL1 | - HDFGRTR_EL2_PMBSR_EL1 | HDFGRTR_EL2_PMSCR_EL1 | - HDFGRTR_EL2_PMSEVFR_EL1 | HDFGRTR_EL2_PMSFCR_EL1 | - HDFGRTR_EL2_PMSICR_EL1 | HDFGRTR_EL2_PMSIDR_EL1 | - HDFGRTR_EL2_PMSIRR_EL1 | HDFGRTR_EL2_PMSLATFR_EL1 | - HDFGRTR_EL2_PMBIDR_EL1); - if (!kvm_has_feat(kvm, ID_AA64DFR0_EL1, TraceVer, IMP)) - res0 |= (HDFGRTR_EL2_TRC | HDFGRTR_EL2_TRCAUTHSTATUS | - HDFGRTR_EL2_TRCAUXCTLR | HDFGRTR_EL2_TRCCLAIM | - HDFGRTR_EL2_TRCCNTVRn | HDFGRTR_EL2_TRCID | - HDFGRTR_EL2_TRCIMSPECn | HDFGRTR_EL2_TRCOSLSR | - HDFGRTR_EL2_TRCPRGCTLR | HDFGRTR_EL2_TRCSEQSTR | - HDFGRTR_EL2_TRCSSCSRn | HDFGRTR_EL2_TRCSTATR | - HDFGRTR_EL2_TRCVICTLR); - if (!kvm_has_feat(kvm, ID_AA64DFR0_EL1, TraceBuffer, IMP)) - res0 |= (HDFGRTR_EL2_TRBBASER_EL1 | HDFGRTR_EL2_TRBIDR_EL1 | - HDFGRTR_EL2_TRBLIMITR_EL1 | HDFGRTR_EL2_TRBMAR_EL1 | - HDFGRTR_EL2_TRBPTR_EL1 | HDFGRTR_EL2_TRBSR_EL1 | - HDFGRTR_EL2_TRBTRG_EL1); - if (!kvm_has_feat(kvm, ID_AA64DFR0_EL1, BRBE, IMP)) - res0 |= (HDFGRTR_EL2_nBRBIDR | HDFGRTR_EL2_nBRBCTL | - HDFGRTR_EL2_nBRBDATA); - if (!kvm_has_feat(kvm, ID_AA64DFR0_EL1, PMSVer, V1P2)) - res0 |= HDFGRTR_EL2_nPMSNEVFR_EL1; - set_sysreg_masks(kvm, HDFGRTR_EL2, res0 | HDFGRTR_EL2_RES0, res1); - - /* Reuse the bits from the read-side and add the write-specific stuff */ - if (!kvm_has_feat(kvm, ID_AA64DFR0_EL1, PMUVer, IMP)) - res0 |= (HDFGWTR_EL2_PMCR_EL0 | HDFGWTR_EL2_PMSWINC_EL0); - if (!kvm_has_feat(kvm, ID_AA64DFR0_EL1, TraceVer, IMP)) - res0 |= HDFGWTR_EL2_TRCOSLAR; - if (!kvm_has_feat(kvm, ID_AA64DFR0_EL1, TraceFilt, IMP)) - res0 |= HDFGWTR_EL2_TRFCR_EL1; - set_sysreg_masks(kvm, HFGWTR_EL2, res0 | HDFGWTR_EL2_RES0, res1); + get_reg_fixed_bits(kvm, HDFGRTR_EL2, &res0, &res1); + set_sysreg_masks(kvm, HDFGRTR_EL2, res0, res1); + get_reg_fixed_bits(kvm, HDFGWTR_EL2, &res0, &res1); + set_sysreg_masks(kvm, HDFGWTR_EL2, res0, res1); /* HFGITR_EL2 */ - res0 = HFGITR_EL2_RES0; - res1 = HFGITR_EL2_RES1; - if (!kvm_has_feat(kvm, ID_AA64ISAR1_EL1, DPB, DPB2)) - res0 |= HFGITR_EL2_DCCVADP; - if (!kvm_has_feat(kvm, ID_AA64MMFR1_EL1, PAN, PAN2)) - res0 |= (HFGITR_EL2_ATS1E1RP | HFGITR_EL2_ATS1E1WP); - if (!kvm_has_feat(kvm, ID_AA64ISAR0_EL1, TLB, OS)) - res0 |= (HFGITR_EL2_TLBIRVAALE1OS | HFGITR_EL2_TLBIRVALE1OS | - HFGITR_EL2_TLBIRVAAE1OS | HFGITR_EL2_TLBIRVAE1OS | - HFGITR_EL2_TLBIVAALE1OS | HFGITR_EL2_TLBIVALE1OS | - HFGITR_EL2_TLBIVAAE1OS | HFGITR_EL2_TLBIASIDE1OS | - HFGITR_EL2_TLBIVAE1OS | HFGITR_EL2_TLBIVMALLE1OS); - if (!kvm_has_feat(kvm, ID_AA64ISAR0_EL1, TLB, RANGE)) - res0 |= (HFGITR_EL2_TLBIRVAALE1 | HFGITR_EL2_TLBIRVALE1 | - HFGITR_EL2_TLBIRVAAE1 | HFGITR_EL2_TLBIRVAE1 | - HFGITR_EL2_TLBIRVAALE1IS | HFGITR_EL2_TLBIRVALE1IS | - HFGITR_EL2_TLBIRVAAE1IS | HFGITR_EL2_TLBIRVAE1IS | - HFGITR_EL2_TLBIRVAALE1OS | HFGITR_EL2_TLBIRVALE1OS | - HFGITR_EL2_TLBIRVAAE1OS | HFGITR_EL2_TLBIRVAE1OS); - if (!kvm_has_feat(kvm, ID_AA64ISAR1_EL1, SPECRES, IMP)) - res0 |= (HFGITR_EL2_CFPRCTX | HFGITR_EL2_DVPRCTX | - HFGITR_EL2_CPPRCTX); - if (!kvm_has_feat(kvm, ID_AA64DFR0_EL1, BRBE, IMP)) - res0 |= (HFGITR_EL2_nBRBINJ | HFGITR_EL2_nBRBIALL); - if (!kvm_has_feat(kvm, ID_AA64PFR1_EL1, GCS, IMP)) - res0 |= (HFGITR_EL2_nGCSPUSHM_EL1 | HFGITR_EL2_nGCSSTR_EL1 | - HFGITR_EL2_nGCSEPP); - if (!kvm_has_feat(kvm, ID_AA64ISAR1_EL1, SPECRES, COSP_RCTX)) - res0 |= HFGITR_EL2_COSPRCTX; - if (!kvm_has_feat(kvm, ID_AA64ISAR2_EL1, ATS1A, IMP)) - res0 |= HFGITR_EL2_ATS1E1A; + get_reg_fixed_bits(kvm, HFGITR_EL2, &res0, &res1); set_sysreg_masks(kvm, HFGITR_EL2, res0, res1); /* HAFGRTR_EL2 - not a lot to see here */ - res0 = HAFGRTR_EL2_RES0; - res1 = HAFGRTR_EL2_RES1; - if (!kvm_has_feat(kvm, ID_AA64PFR0_EL1, AMU, V1P1)) - res0 |= ~(res0 | res1); + get_reg_fixed_bits(kvm, HAFGRTR_EL2, &res0, &res1); set_sysreg_masks(kvm, HAFGRTR_EL2, res0, res1); + /* HFG[RW]TR2_EL2 */ + get_reg_fixed_bits(kvm, HFGRTR2_EL2, &res0, &res1); + set_sysreg_masks(kvm, HFGRTR2_EL2, res0, res1); + get_reg_fixed_bits(kvm, HFGWTR2_EL2, &res0, &res1); + set_sysreg_masks(kvm, HFGWTR2_EL2, res0, res1); + + /* HDFG[RW]TR2_EL2 */ + get_reg_fixed_bits(kvm, HDFGRTR2_EL2, &res0, &res1); + set_sysreg_masks(kvm, HDFGRTR2_EL2, res0, res1); + get_reg_fixed_bits(kvm, HDFGWTR2_EL2, &res0, &res1); + set_sysreg_masks(kvm, HDFGWTR2_EL2, res0, res1); + + /* HFGITR2_EL2 */ + get_reg_fixed_bits(kvm, HFGITR2_EL2, &res0, &res1); + set_sysreg_masks(kvm, HFGITR2_EL2, res0, res1); + /* TCR2_EL2 */ res0 = TCR2_EL2_RES0; res1 = TCR2_EL2_RES1; diff --git a/arch/arm64/kvm/sys_regs.c b/arch/arm64/kvm/sys_regs.c index a09dace46c9c..aa51bb678bf7 100644 --- a/arch/arm64/kvm/sys_regs.c +++ b/arch/arm64/kvm/sys_regs.c @@ -5195,65 +5195,13 @@ void kvm_calculate_traps(struct kvm_vcpu *vcpu) if (test_bit(KVM_ARCH_FLAG_FGU_INITIALIZED, &kvm->arch.flags)) goto out; - kvm->arch.fgu[HFGxTR_GROUP] = (HFGxTR_EL2_nAMAIR2_EL1 | - HFGxTR_EL2_nMAIR2_EL1 | - HFGxTR_EL2_nS2POR_EL1 | - HFGxTR_EL2_nACCDATA_EL1 | - HFGxTR_EL2_nSMPRI_EL1_MASK | - HFGxTR_EL2_nTPIDR2_EL0_MASK); - - if (!kvm_has_feat(kvm, ID_AA64ISAR0_EL1, TLB, OS)) - kvm->arch.fgu[HFGITR_GROUP] |= (HFGITR_EL2_TLBIRVAALE1OS| - HFGITR_EL2_TLBIRVALE1OS | - HFGITR_EL2_TLBIRVAAE1OS | - HFGITR_EL2_TLBIRVAE1OS | - HFGITR_EL2_TLBIVAALE1OS | - HFGITR_EL2_TLBIVALE1OS | - HFGITR_EL2_TLBIVAAE1OS | - HFGITR_EL2_TLBIASIDE1OS | - HFGITR_EL2_TLBIVAE1OS | - HFGITR_EL2_TLBIVMALLE1OS); - - if (!kvm_has_feat(kvm, ID_AA64ISAR0_EL1, TLB, RANGE)) - kvm->arch.fgu[HFGITR_GROUP] |= (HFGITR_EL2_TLBIRVAALE1 | - HFGITR_EL2_TLBIRVALE1 | - HFGITR_EL2_TLBIRVAAE1 | - HFGITR_EL2_TLBIRVAE1 | - HFGITR_EL2_TLBIRVAALE1IS| - HFGITR_EL2_TLBIRVALE1IS | - HFGITR_EL2_TLBIRVAAE1IS | - HFGITR_EL2_TLBIRVAE1IS | - HFGITR_EL2_TLBIRVAALE1OS| - HFGITR_EL2_TLBIRVALE1OS | - HFGITR_EL2_TLBIRVAAE1OS | - HFGITR_EL2_TLBIRVAE1OS); - - if (!kvm_has_feat(kvm, ID_AA64ISAR2_EL1, ATS1A, IMP)) - kvm->arch.fgu[HFGITR_GROUP] |= HFGITR_EL2_ATS1E1A; - - if (!kvm_has_feat(kvm, ID_AA64MMFR1_EL1, PAN, PAN2)) - kvm->arch.fgu[HFGITR_GROUP] |= (HFGITR_EL2_ATS1E1RP | - HFGITR_EL2_ATS1E1WP); - - if (!kvm_has_s1pie(kvm)) - kvm->arch.fgu[HFGxTR_GROUP] |= (HFGxTR_EL2_nPIRE0_EL1 | - HFGxTR_EL2_nPIR_EL1); - - if (!kvm_has_s1poe(kvm)) - kvm->arch.fgu[HFGxTR_GROUP] |= (HFGxTR_EL2_nPOR_EL1 | - HFGxTR_EL2_nPOR_EL0); - - if (!kvm_has_feat(kvm, ID_AA64PFR0_EL1, AMU, IMP)) - kvm->arch.fgu[HAFGRTR_GROUP] |= ~(HAFGRTR_EL2_RES0 | - HAFGRTR_EL2_RES1); - - if (!kvm_has_feat(kvm, ID_AA64DFR0_EL1, BRBE, IMP)) { - kvm->arch.fgu[HDFGRTR_GROUP] |= (HDFGRTR_EL2_nBRBDATA | - HDFGRTR_EL2_nBRBCTL | - HDFGRTR_EL2_nBRBIDR); - kvm->arch.fgu[HFGITR_GROUP] |= (HFGITR_EL2_nBRBINJ | - HFGITR_EL2_nBRBIALL); - } + compute_fgu(kvm, HFGRTR_GROUP); + compute_fgu(kvm, HFGITR_GROUP); + compute_fgu(kvm, HDFGRTR_GROUP); + compute_fgu(kvm, HAFGRTR_GROUP); + compute_fgu(kvm, HFGRTR2_GROUP); + compute_fgu(kvm, HFGITR2_GROUP); + compute_fgu(kvm, HDFGRTR2_GROUP); set_bit(KVM_ARCH_FLAG_FGU_INITIALIZED, &kvm->arch.flags); out: @@ -5311,6 +5259,8 @@ int __init kvm_sys_reg_table_init(void) ret = populate_nv_trap_config(); + check_feature_map(); + for (i = 0; !ret && i < ARRAY_SIZE(sys_reg_descs); i++) ret = populate_sysreg_config(sys_reg_descs + i, i); diff --git a/arch/arm64/tools/cpucaps b/arch/arm64/tools/cpucaps index 772c1b008e43..39b154d2198f 100644 --- a/arch/arm64/tools/cpucaps +++ b/arch/arm64/tools/cpucaps @@ -28,6 +28,7 @@ HAS_EPAN HAS_EVT HAS_FPMR HAS_FGT +HAS_FGT2 HAS_FPSIMD HAS_GCS HAS_GENERIC_AUTH diff --git a/arch/arm64/tools/sysreg b/arch/arm64/tools/sysreg index bdf044c5d11b..b69b30dcacf3 100644 --- a/arch/arm64/tools/sysreg +++ b/arch/arm64/tools/sysreg @@ -101,6 +101,17 @@ Res0 63:32 Field 31:0 DTRTX EndSysreg +Sysreg MDSELR_EL1 2 0 0 4 2 +Res0 63:6 +Field 5:4 BANK +Res0 3:0 +EndSysreg + +Sysreg MDSTEPOP_EL1 2 0 0 5 2 +Res0 63:32 +Field 31:0 OPCODE +EndSysreg + Sysreg OSECCR_EL1 2 0 0 6 2 Res0 63:32 Field 31:0 EDECCR @@ -111,6 +122,285 @@ Res0 63:1 Field 0 OSLK EndSysreg +Sysreg SPMACCESSR_EL1 2 0 9 13 3 +UnsignedEnum 63:62 P31 + 0b00 TRAP_RW + 0b01 TRAP_W + 0b11 NOTRAP +EndEnum +UnsignedEnum 61:60 P30 + 0b00 TRAP_RW + 0b01 TRAP_W + 0b11 NOTRAP +EndEnum +UnsignedEnum 59:58 P29 + 0b00 TRAP_RW + 0b01 TRAP_W + 0b11 NOTRAP +EndEnum +UnsignedEnum 57:56 P28 + 0b00 TRAP_RW + 0b01 TRAP_W + 0b11 NOTRAP +EndEnum +UnsignedEnum 55:54 P27 + 0b00 TRAP_RW + 0b01 TRAP_W + 0b11 NOTRAP +EndEnum +UnsignedEnum 53:52 P26 + 0b00 TRAP_RW + 0b01 TRAP_W + 0b11 NOTRAP +EndEnum +UnsignedEnum 51:50 P25 + 0b00 TRAP_RW + 0b01 TRAP_W + 0b11 NOTRAP +EndEnum +UnsignedEnum 49:48 P24 + 0b00 TRAP_RW + 0b01 TRAP_W + 0b11 NOTRAP +EndEnum +UnsignedEnum 47:46 P23 + 0b00 TRAP_RW + 0b01 TRAP_W + 0b11 NOTRAP +EndEnum +UnsignedEnum 45:44 P22 + 0b00 TRAP_RW + 0b01 TRAP_W + 0b11 NOTRAP +EndEnum +UnsignedEnum 43:42 P21 + 0b00 TRAP_RW + 0b01 TRAP_W + 0b11 NOTRAP +EndEnum +UnsignedEnum 41:40 P20 + 0b00 TRAP_RW + 0b01 TRAP_W + 0b11 NOTRAP +EndEnum +UnsignedEnum 39:38 P19 + 0b00 TRAP_RW + 0b01 TRAP_W + 0b11 NOTRAP +EndEnum +UnsignedEnum 37:36 P18 + 0b00 TRAP_RW + 0b01 TRAP_W + 0b11 NOTRAP +EndEnum +UnsignedEnum 35:34 P17 + 0b00 TRAP_RW + 0b01 TRAP_W + 0b11 NOTRAP +EndEnum +UnsignedEnum 33:32 P16 + 0b00 TRAP_RW + 0b01 TRAP_W + 0b11 NOTRAP +EndEnum +UnsignedEnum 31:30 P15 + 0b00 TRAP_RW + 0b01 TRAP_W + 0b11 NOTRAP +EndEnum +UnsignedEnum 29:28 P14 + 0b00 TRAP_RW + 0b01 TRAP_W + 0b11 NOTRAP +EndEnum +UnsignedEnum 27:26 P13 + 0b00 TRAP_RW + 0b01 TRAP_W + 0b11 NOTRAP +EndEnum +UnsignedEnum 25:24 P12 + 0b00 TRAP_RW + 0b01 TRAP_W + 0b11 NOTRAP +EndEnum +UnsignedEnum 23:22 P11 + 0b00 TRAP_RW + 0b01 TRAP_W + 0b11 NOTRAP +EndEnum +UnsignedEnum 21:20 P10 + 0b00 TRAP_RW + 0b01 TRAP_W + 0b11 NOTRAP +EndEnum +UnsignedEnum 19:18 P9 + 0b00 TRAP_RW + 0b01 TRAP_W + 0b11 NOTRAP +EndEnum +UnsignedEnum 17:16 P8 + 0b00 TRAP_RW + 0b01 TRAP_W + 0b11 NOTRAP +EndEnum +UnsignedEnum 15:14 P7 + 0b00 TRAP_RW + 0b01 TRAP_W + 0b11 NOTRAP +EndEnum +UnsignedEnum 13:12 P6 + 0b00 TRAP_RW + 0b01 TRAP_W + 0b11 NOTRAP +EndEnum +UnsignedEnum 11:10 P5 + 0b00 TRAP_RW + 0b01 TRAP_W + 0b11 NOTRAP +EndEnum +UnsignedEnum 9:8 P4 + 0b00 TRAP_RW + 0b01 TRAP_W + 0b11 NOTRAP +EndEnum +UnsignedEnum 7:6 P3 + 0b00 TRAP_RW + 0b01 TRAP_W + 0b11 NOTRAP +EndEnum +UnsignedEnum 5:4 P2 + 0b00 TRAP_RW + 0b01 TRAP_W + 0b11 NOTRAP +EndEnum +UnsignedEnum 3:2 P1 + 0b00 TRAP_RW + 0b01 TRAP_W + 0b11 NOTRAP +EndEnum +UnsignedEnum 1:0 P0 + 0b00 TRAP_RW + 0b01 TRAP_W + 0b11 NOTRAP +EndEnum +EndSysreg + +Sysreg SPMACCESSR_EL12 2 5 9 13 3 +Mapping SPMACCESSR_EL1 +EndSysreg + +Sysreg SPMIIDR_EL1 2 0 9 13 4 +Res0 63:32 +Field 31:20 ProductID +Field 19:16 Variant +Field 15:12 Revision +Field 11:0 Implementer +EndSysreg + +Sysreg SPMDEVARCH_EL1 2 0 9 13 5 +Res0 63:32 +Field 31:21 ARCHITECT +Field 20 PRESENT +Field 19:16 REVISION +Field 15:12 ARCHVER +Field 11:0 ARCHPART +EndSysreg + +Sysreg SPMDEVAFF_EL1 2 0 9 13 6 +Res0 63:40 +Field 39:32 Aff3 +Field 31 F0V +Field 30 U +Res0 29:25 +Field 24 MT +Field 23:16 Aff2 +Field 15:8 Aff1 +Field 7:0 Aff0 +EndSysreg + +Sysreg SPMCFGR_EL1 2 0 9 13 7 +Res0 63:32 +Field 31:28 NCG +Res0 27:25 +Field 24 HDBG +Field 23 TRO +Field 22 SS +Field 21 FZO +Field 20 MSI +Field 19 RAO +Res0 18 +Field 17 NA +Field 16 EX +Field 15:14 RAZ +Field 13:8 SIZE +Field 7:0 N +EndSysreg + +Sysreg SPMINTENSET_EL1 2 0 9 14 1 +Field 63:0 P +EndSysreg + +Sysreg SPMINTENCLR_EL1 2 0 9 14 2 +Field 63:0 P +EndSysreg + +Sysreg PMCCNTSVR_EL1 2 0 14 11 7 +Field 63:0 CCNT +EndSysreg + +Sysreg PMICNTSVR_EL1 2 0 14 12 0 +Field 63:0 ICNT +EndSysreg + +Sysreg SPMCR_EL0 2 3 9 12 0 +Res0 63:12 +Field 11 TRO +Field 10 HDBG +Field 9 FZO +Field 8 NA +Res0 7:5 +Field 4 EX +Res0 3:2 +Field 1 P +Field 0 E +EndSysreg + +Sysreg SPMCNTENSET_EL0 2 3 9 12 1 +Field 63:0 P +EndSysreg + +Sysreg SPMCNTENCLR_EL0 2 3 9 12 2 +Field 63:0 P +EndSysreg + +Sysreg SPMOVSCLR_EL0 2 3 9 12 3 +Field 63:0 P +EndSysreg + +Sysreg SPMZR_EL0 2 3 9 12 4 +Field 63:0 P +EndSysreg + +Sysreg SPMSELR_EL0 2 3 9 12 5 +Res0 63:10 +Field 9:4 SYSPMUSEL +Res0 3:2 +Field 1:0 BANK +EndSysreg + +Sysreg SPMOVSSET_EL0 2 3 9 14 3 +Field 63:0 P +EndSysreg + +Sysreg SPMSCR_EL1 2 7 9 14 7 +Field 63:32 IMPDEF +Field 31 RAO +Res0 30:5 +Field 4 NAO +Res0 3:1 +Field 0 SO +EndSysreg + Sysreg ID_PFR0_EL1 3 0 0 1 0 Res0 63:32 UnsignedEnum 31:28 RAS @@ -907,6 +1197,7 @@ UnsignedEnum 31:28 RAS 0b0000 NI 0b0001 IMP 0b0010 V1P1 + 0b0011 V2 EndEnum UnsignedEnum 27:24 GIC 0b0000 NI @@ -1466,6 +1757,7 @@ UnsignedEnum 63:60 LS64 0b0001 LS64 0b0010 LS64_V 0b0011 LS64_ACCDATA + 0b0100 LS64WB EndEnum UnsignedEnum 59:56 XS 0b0000 NI @@ -1945,12 +2237,21 @@ EndEnum EndSysreg Sysreg ID_AA64MMFR4_EL1 3 0 0 7 4 -Res0 63:40 +Res0 63:48 +UnsignedEnum 47:44 SRMASK + 0b0000 NI + 0b0001 IMP +EndEnum +Res0 43:40 UnsignedEnum 39:36 E3DSE 0b0000 NI 0b0001 IMP EndEnum -Res0 35:28 +Res0 35:32 +UnsignedEnum 31:28 RMEGDI + 0b0000 NI + 0b0001 IMP +EndEnum SignedEnum 27:24 E2H0 0b0000 IMP 0b1110 NI_NV1 @@ -1959,6 +2260,7 @@ EndEnum UnsignedEnum 23:20 NV_frac 0b0000 NV_NV2 0b0001 NV2_ONLY + 0b0010 NV2P1 EndEnum UnsignedEnum 19:16 FGWTE3 0b0000 NI @@ -1978,7 +2280,10 @@ SignedEnum 7:4 EIESB 0b0010 ToELx 0b1111 ANY EndEnum -Res0 3:0 +UnsignedEnum 3:0 PoPS + 0b0000 NI + 0b0001 IMP +EndEnum EndSysreg Sysreg SCTLR_EL1 3 0 1 0 0 @@ -2053,8 +2358,30 @@ Field 1 A Field 0 M EndSysreg +Sysreg SCTLR_EL12 3 5 1 0 0 +Mapping SCTLR_EL1 +EndSysreg + +Sysreg SCTLRALIAS_EL1 3 0 1 4 6 +Mapping SCTLR_EL1 +EndSysreg + +Sysreg ACTLR_EL1 3 0 1 0 1 +Field 63:0 IMPDEF +EndSysreg + +Sysreg ACTLR_EL12 3 5 1 0 1 +Mapping ACTLR_EL1 +EndSysreg + +Sysreg ACTLRALIAS_EL1 3 0 1 4 5 +Mapping ACTLR_EL1 +EndSysreg + Sysreg CPACR_EL1 3 0 1 0 2 -Res0 63:30 +Res0 63:32 +Field 31 TCPAC +Field 30 TAM Field 29 E0POE Field 28 TTA Res0 27:26 @@ -2066,6 +2393,323 @@ Field 17:16 ZEN Res0 15:0 EndSysreg +Sysreg CPACR_EL12 3 5 1 0 2 +Mapping CPACR_EL1 +EndSysreg + +Sysreg CPACRALIAS_EL1 3 0 1 4 4 +Mapping CPACR_EL1 +EndSysreg + +Sysreg ACTLRMASK_EL1 3 0 1 4 1 +Field 63:0 IMPDEF +EndSysreg + +Sysreg ACTLRMASK_EL12 3 5 1 4 1 +Mapping ACTLRMASK_EL1 +EndSysreg + +Sysreg CPACRMASK_EL1 3 0 1 4 2 +Res0 63:32 +Field 31 TCPAC +Field 30 TAM +Field 29 E0POE +Field 28 TTA +Res0 27:25 +Field 24 SMEN +Res0 23:21 +Field 20 FPEN +Res0 19:17 +Field 16 ZEN +Res0 15:0 +EndSysreg + +Sysreg CPACRMASK_EL12 3 5 1 4 2 +Mapping CPACRMASK_EL1 +EndSysreg + +Sysreg PFAR_EL1 3 0 6 0 5 +Field 63 NS +Field 62 NSE +Res0 61:56 +Field 55:52 PA_55_52 +Field 51:48 PA_51_48 +Field 47:0 PA +EndSysreg + +Sysreg PFAR_EL12 3 5 6 0 5 +Mapping PFAR_EL1 +EndSysreg + +Sysreg RCWSMASK_EL1 3 0 13 0 3 +Field 63:0 RCWSMASK +EndSysreg + +Sysreg SCTLR2_EL1 3 0 1 0 3 +Res0 63:13 +Field 12 CPTM0 +Field 11 CPTM +Field 10 CPTA0 +Field 9 CPTA +Field 8 EnPACM0 +Field 7 EnPACM +Field 6 EnIDCP128 +Field 5 EASE +Field 4 EnANERR +Field 3 EnADERR +Field 2 NMEA +Res0 1:0 +EndSysreg + +Sysreg SCTLR2_EL12 3 5 1 0 3 +Mapping SCTLR2_EL1 +EndSysreg + +Sysreg SCTLR2ALIAS_EL1 3 0 1 4 7 +Mapping SCTLR2_EL1 +EndSysreg + +Sysreg SCTLR2MASK_EL1 3 0 1 4 3 +Res0 63:13 +Field 12 CPTM0 +Field 11 CPTM +Field 10 CPTA0 +Field 9 CPTA +Field 8 EnPACM0 +Field 7 EnPACM +Field 6 EnIDCP128 +Field 5 EASE +Field 4 EnANERR +Field 3 EnADERR +Field 2 NMEA +Res0 1:0 +EndSysreg + +Sysreg SCTLR2MASK_EL12 3 5 1 4 3 +Mapping SCTLR2MASK_EL1 +EndSysreg + +Sysreg SCTLRMASK_EL1 3 0 1 4 0 +Field 63 TIDCP +Field 62 SPINTMASK +Field 61 NMI +Field 60 EnTP2 +Field 59 TCSO +Field 58 TCSO0 +Field 57 EPAN +Field 56 EnALS +Field 55 EnAS0 +Field 54 EnASR +Field 53 TME +Field 52 TME0 +Field 51 TMT +Field 50 TMT0 +Res0 49:47 +Field 46 TWEDEL +Field 45 TWEDEn +Field 44 DSSBS +Field 43 ATA +Field 42 ATA0 +Res0 41 +Field 40 TCF +Res0 39 +Field 38 TCF0 +Field 37 ITFSB +Field 36 BT1 +Field 35 BT0 +Field 34 EnFPM +Field 33 MSCEn +Field 32 CMOW +Field 31 EnIA +Field 30 EnIB +Field 29 LSMAOE +Field 28 nTLSMD +Field 27 EnDA +Field 26 UCI +Field 25 EE +Field 24 E0E +Field 23 SPAN +Field 22 EIS +Field 21 IESB +Field 20 TSCXT +Field 19 WXN +Field 18 nTWE +Res0 17 +Field 16 nTWI +Field 15 UCT +Field 14 DZE +Field 13 EnDB +Field 12 I +Field 11 EOS +Field 10 EnRCTX +Field 9 UMA +Field 8 SED +Field 7 ITD +Field 6 nAA +Field 5 CP15BEN +Field 4 SA0 +Field 3 SA +Field 2 C +Field 1 A +Field 0 M +EndSysreg + +Sysreg SCTLRMASK_EL12 3 5 1 4 0 +Mapping SCTLRMASK_EL1 +EndSysreg + +Sysreg TCR2MASK_EL1 3 0 2 7 3 +Res0 63:22 +Field 21 FNGNA1 +Field 20 FNGNA0 +Res0 19 +Field 18 FNG1 +Field 17 FNG0 +Field 16 A2 +Field 15 DisCH1 +Field 14 DisCH0 +Res0 13:12 +Field 11 HAFT +Field 10 PTTWI +Res0 9:6 +Field 5 D128 +Field 4 AIE +Field 3 POE +Field 2 E0POE +Field 1 PIE +Field 0 PnCH +EndSysreg + +Sysreg TCR2MASK_EL12 3 5 2 7 3 +Mapping TCR2MASK_EL1 +EndSysreg + +Sysreg TCRMASK_EL1 3 0 2 7 2 +Res0 63:62 +Field 61 MTX1 +Field 60 MTX0 +Field 59 DS +Field 58 TCMA1 +Field 57 TCMA0 +Field 56 E0PD1 +Field 55 E0PD0 +Field 54 NFD1 +Field 53 NFD0 +Field 52 TBID1 +Field 51 TBID0 +Field 50 HWU162 +Field 49 HWU161 +Field 48 HWU160 +Field 47 HWU159 +Field 46 HWU062 +Field 45 HWU061 +Field 44 HWU060 +Field 43 HWU059 +Field 42 HPD1 +Field 41 HPD0 +Field 40 HD +Field 39 HA +Field 38 TBI1 +Field 37 TBI0 +Field 36 AS +Res0 35:33 +Field 32 IPS +Res0 31 +Field 30 TG1 +Res0 29 +Field 28 SH1 +Res0 27 +Field 26 ORGN1 +Res0 25 +Field 24 IRGN1 +Field 23 EPD1 +Field 22 A1 +Res0 21:17 +Field 16 T1SZ +Res0 15 +Field 14 TG0 +Res0 13 +Field 12 SH0 +Res0 11 +Field 10 ORGN0 +Res0 9 +Field 8 IRGN0 +Field 7 EPD0 +Res0 6:1 +Field 0 T0SZ +EndSysreg + +Sysreg TCRMASK_EL12 3 5 2 7 2 +Mapping TCRMASK_EL1 +EndSysreg + +Sysreg ERXGSR_EL1 3 0 5 3 2 +Field 63 S63 +Field 62 S62 +Field 61 S61 +Field 60 S60 +Field 59 S59 +Field 58 S58 +Field 57 S57 +Field 56 S56 +Field 55 S55 +Field 54 S54 +Field 53 S53 +Field 52 S52 +Field 51 S51 +Field 50 S50 +Field 49 S49 +Field 48 S48 +Field 47 S47 +Field 46 S46 +Field 45 S45 +Field 44 S44 +Field 43 S43 +Field 42 S42 +Field 41 S41 +Field 40 S40 +Field 39 S39 +Field 38 S38 +Field 37 S37 +Field 36 S36 +Field 35 S35 +Field 34 S34 +Field 33 S33 +Field 32 S32 +Field 31 S31 +Field 30 S30 +Field 29 S29 +Field 28 S28 +Field 27 S27 +Field 26 S26 +Field 25 S25 +Field 24 S24 +Field 23 S23 +Field 22 S22 +Field 21 S21 +Field 20 S20 +Field 19 S19 +Field 18 S18 +Field 17 S17 +Field 16 S16 +Field 15 S15 +Field 14 S14 +Field 13 S13 +Field 12 S12 +Field 11 S11 +Field 10 S10 +Field 9 S9 +Field 8 S8 +Field 7 S7 +Field 6 S6 +Field 5 S5 +Field 4 S4 +Field 3 S3 +Field 2 S2 +Field 1 S1 +Field 0 S0 +EndSysreg + Sysreg TRFCR_EL1 3 0 1 2 1 Res0 63:7 UnsignedEnum 6:5 TS @@ -2078,6 +2722,16 @@ Field 1 ExTRE Field 0 E0TRE EndSysreg +Sysreg TRCITECR_EL1 3 0 1 2 3 +Res0 63:2 +Field 1 E1E +Field 0 E0E +EndSysreg + +Sysreg TRCITECR_EL12 3 5 1 2 3 +Mapping TRCITECR_EL1 +EndSysreg + Sysreg SMPRI_EL1 3 0 1 2 4 Res0 63:4 Field 3:0 PRIORITY @@ -2226,7 +2880,28 @@ Field 15:0 MINLAT EndSysreg Sysreg PMSIDR_EL1 3 0 9 9 7 -Res0 63:25 +Res0 63:33 +UnsignedEnum 32 SME + 0b0 NI + 0b1 IMP +EndEnum +UnsignedEnum 31:28 ALTCLK + 0b0000 NI + 0b0001 IMP + 0b1111 IMPDEF +EndEnum +UnsignedEnum 27 FPF + 0b0 NI + 0b1 IMP +EndEnum +UnsignedEnum 26 EFT + 0b0 NI + 0b1 IMP +EndEnum +UnsignedEnum 25 CRR + 0b0 NI + 0b1 IMP +EndEnum Field 24 PBT Field 23:20 FORMAT Enum 19:16 COUNTSIZE @@ -2244,7 +2919,10 @@ Enum 11:8 INTERVAL 0b0111 3072 0b1000 4096 EndEnum -Res0 7 +UnsignedEnum 7 FDS + 0b0 NI + 0b1 IMP +EndEnum Field 6 FnE Field 5 ERND Field 4 LDS @@ -2287,6 +2965,16 @@ Field 16 COLL Field 15:0 MSS EndSysreg +Sysreg PMSDSFR_EL1 3 0 9 10 4 +Field 63:0 S +EndSysreg + +Sysreg PMBMAR_EL1 3 0 9 10 5 +Res0 63:10 +Field 9:8 SH +Field 7:0 Attr +EndSysreg + Sysreg PMBIDR_EL1 3 0 9 10 7 Res0 63:12 Enum 11:8 EA @@ -2300,6 +2988,21 @@ Field 4 P Field 3:0 ALIGN EndSysreg +Sysreg TRBMPAM_EL1 3 0 9 11 5 +Res0 63:27 +Field 26 EN +Field 25:24 MPAM_SP +Field 23:16 PMG +Field 15:0 PARTID +EndSysreg + +Sysreg PMSSCR_EL1 3 0 9 13 3 +Res0 63:33 +Field 32 NC +Res0 31:1 +Field 0 SS +EndSysreg + Sysreg PMUACR_EL1 3 0 9 14 4 Res0 63:33 Field 32 F0 @@ -2307,11 +3010,29 @@ Field 31 C Field 30:0 P EndSysreg +Sysreg PMECR_EL1 3 0 9 14 5 +Res0 63:5 +Field 4:3 SSE +Field 2 KPME +Field 1:0 PMEE +EndSysreg + +Sysreg PMIAR_EL1 3 0 9 14 7 +Field 63:0 ADDRESS +EndSysreg + Sysreg PMSELR_EL0 3 3 9 12 5 Res0 63:5 Field 4:0 SEL EndSysreg +Sysreg PMZR_EL0 3 3 9 13 4 +Res0 63:33 +Field 32 F0 +Field 31 C +Field 30:0 P +EndSysreg + SysregFields CONTEXTIDR_ELx Res0 63:32 Field 31:0 PROCID @@ -2450,7 +3171,110 @@ UnsignedEnum 2:0 F8S1 EndEnum EndSysreg -SysregFields HFGxTR_EL2 +Sysreg HCR_EL2 3 4 1 1 0 +Field 63:60 TWEDEL +Field 59 TWEDEn +Field 58 TID5 +Field 57 DCT +Field 56 ATA +Field 55 TTLBOS +Field 54 TTLBIS +Field 53 EnSCXT +Field 52 TOCU +Field 51 AMVOFFEN +Field 50 TICAB +Field 49 TID4 +Field 48 GPF +Field 47 FIEN +Field 46 FWB +Field 45 NV2 +Field 44 AT +Field 43 NV1 +Field 42 NV +Field 41 API +Field 40 APK +Field 39 TME +Field 38 MIOCNCE +Field 37 TEA +Field 36 TERR +Field 35 TLOR +Field 34 E2H +Field 33 ID +Field 32 CD +Field 31 RW +Field 30 TRVM +Field 29 HCD +Field 28 TDZ +Field 27 TGE +Field 26 TVM +Field 25 TTLB +Field 24 TPU +Field 23 TPCP +Field 22 TSW +Field 21 TACR +Field 20 TIDCP +Field 19 TSC +Field 18 TID3 +Field 17 TID2 +Field 16 TID1 +Field 15 TID0 +Field 14 TWE +Field 13 TWI +Field 12 DC +UnsignedEnum 11:10 BSU + 0b00 NONE + 0b01 IS + 0b10 OS + 0b11 FS +EndEnum +Field 9 FB +Field 8 VSE +Field 7 VI +Field 6 VF +Field 5 AMO +Field 4 IMO +Field 3 FMO +Field 2 PTW +Field 1 SWIO +Field 0 VM +EndSysreg + +Sysreg MDCR_EL2 3 4 1 1 1 +Res0 63:51 +Field 50 EnSTEPOP +Res0 49:44 +Field 43 EBWE +Res0 42 +Field 41:40 PMEE +Res0 39:37 +Field 36 HPMFZS +Res0 35:32 +Field 31:30 PMSSE +Field 29 HPMFZO +Field 28 MTPME +Field 27 TDCC +Field 26 HLP +Field 25:24 E2TB +Field 23 HCCD +Res0 22:20 +Field 19 TTRF +Res0 18 +Field 17 HPMD +Res0 16 +Field 15 EnSPM +Field 14 TPMS +Field 13:12 E2PB +Field 11 TDRA +Field 10 TDOSA +Field 9 TDA +Field 8 TDE +Field 7 HPME +Field 6 TPM +Field 5 TPMCR +Field 4:0 HPMN +EndSysreg + +Sysreg HFGRTR_EL2 3 4 1 1 4 Field 63 nAMAIR2_EL1 Field 62 nMAIR2_EL1 Field 61 nS2POR_EL1 @@ -2515,53 +3339,74 @@ Field 3 AMAIR_EL1 Field 2 AIDR_EL1 Field 1 AFSR1_EL1 Field 0 AFSR0_EL1 -EndSysregFields - -Sysreg MDCR_EL2 3 4 1 1 1 -Res0 63:51 -Field 50 EnSTEPOP -Res0 49:44 -Field 43 EBWE -Res0 42 -Field 41:40 PMEE -Res0 39:37 -Field 36 HPMFZS -Res0 35:32 -Field 31:30 PMSSE -Field 29 HPMFZO -Field 28 MTPME -Field 27 TDCC -Field 26 HLP -Field 25:24 E2TB -Field 23 HCCD -Res0 22:20 -Field 19 TTRF -Res0 18 -Field 17 HPMD -Res0 16 -Field 15 EnSPM -Field 14 TPMS -Field 13:12 E2PB -Field 11 TDRA -Field 10 TDOSA -Field 9 TDA -Field 8 TDE -Field 7 HPME -Field 6 TPM -Field 5 TPMCR -Field 4:0 HPMN -EndSysreg - -Sysreg HFGRTR_EL2 3 4 1 1 4 -Fields HFGxTR_EL2 EndSysreg Sysreg HFGWTR_EL2 3 4 1 1 5 -Fields HFGxTR_EL2 +Field 63 nAMAIR2_EL1 +Field 62 nMAIR2_EL1 +Field 61 nS2POR_EL1 +Field 60 nPOR_EL1 +Field 59 nPOR_EL0 +Field 58 nPIR_EL1 +Field 57 nPIRE0_EL1 +Field 56 nRCWMASK_EL1 +Field 55 nTPIDR2_EL0 +Field 54 nSMPRI_EL1 +Field 53 nGCS_EL1 +Field 52 nGCS_EL0 +Res0 51 +Field 50 nACCDATA_EL1 +Field 49 ERXADDR_EL1 +Field 48 ERXPFGCDN_EL1 +Field 47 ERXPFGCTL_EL1 +Res0 46 +Field 45 ERXMISCn_EL1 +Field 44 ERXSTATUS_EL1 +Field 43 ERXCTLR_EL1 +Res0 42 +Field 41 ERRSELR_EL1 +Res0 40 +Field 39 ICC_IGRPENn_EL1 +Field 38 VBAR_EL1 +Field 37 TTBR1_EL1 +Field 36 TTBR0_EL1 +Field 35 TPIDR_EL0 +Field 34 TPIDRRO_EL0 +Field 33 TPIDR_EL1 +Field 32 TCR_EL1 +Field 31 SCXTNUM_EL0 +Field 30 SCXTNUM_EL1 +Field 29 SCTLR_EL1 +Res0 28 +Field 27 PAR_EL1 +Res0 26:25 +Field 24 MAIR_EL1 +Field 23 LORSA_EL1 +Field 22 LORN_EL1 +Res0 21 +Field 20 LOREA_EL1 +Field 19 LORC_EL1 +Res0 18 +Field 17 FAR_EL1 +Field 16 ESR_EL1 +Res0 15:14 +Field 13 CSSELR_EL1 +Field 12 CPACR_EL1 +Field 11 CONTEXTIDR_EL1 +Res0 10:9 +Field 8 APIBKey +Field 7 APIAKey +Field 6 APGAKey +Field 5 APDBKey +Field 4 APDAKey +Field 3 AMAIR_EL1 +Res0 2 +Field 1 AFSR1_EL1 +Field 0 AFSR0_EL1 EndSysreg Sysreg HFGITR_EL2 3 4 1 1 6 -Res0 63 +Field 63 PSBCSYNC Field 62 ATS1E1A Res0 61 Field 60 COSPRCTX @@ -3244,6 +4089,60 @@ Sysreg TTBR1_EL1 3 0 2 0 1 Fields TTBRx_EL1 EndSysreg +Sysreg TCR_EL1 3 0 2 0 2 +Res0 63:62 +Field 61 MTX1 +Field 60 MTX0 +Field 59 DS +Field 58 TCMA1 +Field 57 TCMA0 +Field 56 E0PD1 +Field 55 E0PD0 +Field 54 NFD1 +Field 53 NFD0 +Field 52 TBID1 +Field 51 TBID0 +Field 50 HWU162 +Field 49 HWU161 +Field 48 HWU160 +Field 47 HWU159 +Field 46 HWU062 +Field 45 HWU061 +Field 44 HWU060 +Field 43 HWU059 +Field 42 HPD1 +Field 41 HPD0 +Field 40 HD +Field 39 HA +Field 38 TBI1 +Field 37 TBI0 +Field 36 AS +Res0 35 +Field 34:32 IPS +Field 31:30 TG1 +Field 29:28 SH1 +Field 27:26 ORGN1 +Field 25:24 IRGN1 +Field 23 EPD1 +Field 22 A1 +Field 21:16 T1SZ +Field 15:14 TG0 +Field 13:12 SH0 +Field 11:10 ORGN0 +Field 9:8 IRGN0 +Field 7 EPD0 +Res0 6 +Field 5:0 T0SZ +EndSysreg + +Sysreg TCR_EL12 3 5 2 0 2 +Mapping TCR_EL1 +EndSysreg + +Sysreg TCRALIAS_EL1 3 0 2 7 6 +Mapping TCR_EL1 +EndSysreg + Sysreg TCR2_EL1 3 0 2 0 3 Res0 63:16 Field 15 DisCH1 @@ -3264,6 +4163,10 @@ Sysreg TCR2_EL12 3 5 2 0 3 Mapping TCR2_EL1 EndSysreg +Sysreg TCR2ALIAS_EL1 3 0 2 7 7 +Mapping TCR2_EL1 +EndSysreg + Sysreg TCR2_EL2 3 4 2 0 3 Res0 63:16 Field 15 DisCH1 @@ -3525,7 +4428,12 @@ Field 31:0 TRG EndSysreg Sysreg TRBIDR_EL1 3 0 9 11 7 -Res0 63:12 +Res0 63:16 +UnsignedEnum 15:12 MPAM + 0b0000 NI + 0b0001 DEFAULT + 0b0010 IMP +EndEnum Enum 11:8 EA 0b0000 NON_DESC 0b0001 IGNORE diff --git a/tools/arch/arm64/include/asm/sysreg.h b/tools/arch/arm64/include/asm/sysreg.h index b6c5ece4fdee..690b6ebd118f 100644 --- a/tools/arch/arm64/include/asm/sysreg.h +++ b/tools/arch/arm64/include/asm/sysreg.h @@ -117,6 +117,7 @@ #define SB_BARRIER_INSN __SYS_BARRIER_INSN(0, 7, 31) +/* Data cache zero operations */ #define SYS_DC_ISW sys_insn(1, 0, 7, 6, 2) #define SYS_DC_IGSW sys_insn(1, 0, 7, 6, 4) #define SYS_DC_IGDSW sys_insn(1, 0, 7, 6, 6) @@ -153,11 +154,13 @@ #define SYS_DC_CIGVAC sys_insn(1, 3, 7, 14, 3) #define SYS_DC_CIGDVAC sys_insn(1, 3, 7, 14, 5) -/* Data cache zero operations */ #define SYS_DC_ZVA sys_insn(1, 3, 7, 4, 1) #define SYS_DC_GVA sys_insn(1, 3, 7, 4, 3) #define SYS_DC_GZVA sys_insn(1, 3, 7, 4, 4) +#define SYS_DC_CIVAPS sys_insn(1, 0, 7, 15, 1) +#define SYS_DC_CIGDVAPS sys_insn(1, 0, 7, 15, 5) + /* * Automatically generated definitions for system registers, the * manual encodings below are in the process of being converted to @@ -475,6 +478,7 @@ #define SYS_CNTFRQ_EL0 sys_reg(3, 3, 14, 0, 0) #define SYS_CNTPCT_EL0 sys_reg(3, 3, 14, 0, 1) +#define SYS_CNTVCT_EL0 sys_reg(3, 3, 14, 0, 2) #define SYS_CNTPCTSS_EL0 sys_reg(3, 3, 14, 0, 5) #define SYS_CNTVCTSS_EL0 sys_reg(3, 3, 14, 0, 6) @@ -482,23 +486,36 @@ #define SYS_CNTP_CTL_EL0 sys_reg(3, 3, 14, 2, 1) #define SYS_CNTP_CVAL_EL0 sys_reg(3, 3, 14, 2, 2) +#define SYS_CNTV_TVAL_EL0 sys_reg(3, 3, 14, 3, 0) #define SYS_CNTV_CTL_EL0 sys_reg(3, 3, 14, 3, 1) #define SYS_CNTV_CVAL_EL0 sys_reg(3, 3, 14, 3, 2) #define SYS_AARCH32_CNTP_TVAL sys_reg(0, 0, 14, 2, 0) #define SYS_AARCH32_CNTP_CTL sys_reg(0, 0, 14, 2, 1) #define SYS_AARCH32_CNTPCT sys_reg(0, 0, 0, 14, 0) +#define SYS_AARCH32_CNTVCT sys_reg(0, 1, 0, 14, 0) #define SYS_AARCH32_CNTP_CVAL sys_reg(0, 2, 0, 14, 0) #define SYS_AARCH32_CNTPCTSS sys_reg(0, 8, 0, 14, 0) +#define SYS_AARCH32_CNTVCTSS sys_reg(0, 9, 0, 14, 0) #define __PMEV_op2(n) ((n) & 0x7) #define __CNTR_CRm(n) (0x8 | (((n) >> 3) & 0x3)) +#define SYS_PMEVCNTSVRn_EL1(n) sys_reg(2, 0, 14, __CNTR_CRm(n), __PMEV_op2(n)) #define SYS_PMEVCNTRn_EL0(n) sys_reg(3, 3, 14, __CNTR_CRm(n), __PMEV_op2(n)) #define __TYPER_CRm(n) (0xc | (((n) >> 3) & 0x3)) #define SYS_PMEVTYPERn_EL0(n) sys_reg(3, 3, 14, __TYPER_CRm(n), __PMEV_op2(n)) #define SYS_PMCCFILTR_EL0 sys_reg(3, 3, 14, 15, 7) +#define SYS_SPMCGCRn_EL1(n) sys_reg(2, 0, 9, 13, ((n) & 1)) + +#define __SPMEV_op2(n) ((n) & 0x7) +#define __SPMEV_crm(p, n) ((((p) & 7) << 1) | (((n) >> 3) & 1)) +#define SYS_SPMEVCNTRn_EL0(n) sys_reg(2, 3, 14, __SPMEV_crm(0b000, n), __SPMEV_op2(n)) +#define SYS_SPMEVFILT2Rn_EL0(n) sys_reg(2, 3, 14, __SPMEV_crm(0b011, n), __SPMEV_op2(n)) +#define SYS_SPMEVFILTRn_EL0(n) sys_reg(2, 3, 14, __SPMEV_crm(0b010, n), __SPMEV_op2(n)) +#define SYS_SPMEVTYPERn_EL0(n) sys_reg(2, 3, 14, __SPMEV_crm(0b001, n), __SPMEV_op2(n)) + #define SYS_VPIDR_EL2 sys_reg(3, 4, 0, 0, 0) #define SYS_VMPIDR_EL2 sys_reg(3, 4, 0, 0, 5) @@ -518,7 +535,6 @@ #define SYS_VTCR_EL2 sys_reg(3, 4, 2, 1, 2) #define SYS_VNCR_EL2 sys_reg(3, 4, 2, 2, 0) -#define SYS_HAFGRTR_EL2 sys_reg(3, 4, 3, 1, 6) #define SYS_SPSR_EL2 sys_reg(3, 4, 4, 0, 0) #define SYS_ELR_EL2 sys_reg(3, 4, 4, 0, 1) #define SYS_SP_EL1 sys_reg(3, 4, 4, 1, 0) @@ -604,28 +620,18 @@ /* VHE encodings for architectural EL0/1 system registers */ #define SYS_BRBCR_EL12 sys_reg(2, 5, 9, 0, 0) -#define SYS_SCTLR_EL12 sys_reg(3, 5, 1, 0, 0) -#define SYS_CPACR_EL12 sys_reg(3, 5, 1, 0, 2) -#define SYS_SCTLR2_EL12 sys_reg(3, 5, 1, 0, 3) -#define SYS_ZCR_EL12 sys_reg(3, 5, 1, 2, 0) -#define SYS_TRFCR_EL12 sys_reg(3, 5, 1, 2, 1) -#define SYS_SMCR_EL12 sys_reg(3, 5, 1, 2, 6) #define SYS_TTBR0_EL12 sys_reg(3, 5, 2, 0, 0) #define SYS_TTBR1_EL12 sys_reg(3, 5, 2, 0, 1) -#define SYS_TCR_EL12 sys_reg(3, 5, 2, 0, 2) -#define SYS_TCR2_EL12 sys_reg(3, 5, 2, 0, 3) #define SYS_SPSR_EL12 sys_reg(3, 5, 4, 0, 0) #define SYS_ELR_EL12 sys_reg(3, 5, 4, 0, 1) #define SYS_AFSR0_EL12 sys_reg(3, 5, 5, 1, 0) #define SYS_AFSR1_EL12 sys_reg(3, 5, 5, 1, 1) #define SYS_ESR_EL12 sys_reg(3, 5, 5, 2, 0) #define SYS_TFSR_EL12 sys_reg(3, 5, 5, 6, 0) -#define SYS_FAR_EL12 sys_reg(3, 5, 6, 0, 0) #define SYS_PMSCR_EL12 sys_reg(3, 5, 9, 9, 0) #define SYS_MAIR_EL12 sys_reg(3, 5, 10, 2, 0) #define SYS_AMAIR_EL12 sys_reg(3, 5, 10, 3, 0) #define SYS_VBAR_EL12 sys_reg(3, 5, 12, 0, 0) -#define SYS_CONTEXTIDR_EL12 sys_reg(3, 5, 13, 0, 1) #define SYS_SCXTNUM_EL12 sys_reg(3, 5, 13, 0, 7) #define SYS_CNTKCTL_EL12 sys_reg(3, 5, 14, 1, 0) #define SYS_CNTP_TVAL_EL02 sys_reg(3, 5, 14, 2, 0) @@ -1028,8 +1034,11 @@ #define PIE_RX UL(0xa) #define PIE_RW UL(0xc) #define PIE_RWX UL(0xe) +#define PIE_MASK UL(0xf) -#define PIRx_ELx_PERM(idx, perm) ((perm) << ((idx) * 4)) +#define PIRx_ELx_BITS_PER_IDX 4 +#define PIRx_ELx_PERM_SHIFT(idx) ((idx) * PIRx_ELx_BITS_PER_IDX) +#define PIRx_ELx_PERM_PREP(idx, perm) (((perm) & PIE_MASK) << PIRx_ELx_PERM_SHIFT(idx)) /* * Permission Overlay Extension (POE) permission encodings. @@ -1040,12 +1049,34 @@ #define POE_RX UL(0x3) #define POE_W UL(0x4) #define POE_RW UL(0x5) -#define POE_XW UL(0x6) -#define POE_RXW UL(0x7) +#define POE_WX UL(0x6) +#define POE_RWX UL(0x7) #define POE_MASK UL(0xf) -/* Initial value for Permission Overlay Extension for EL0 */ -#define POR_EL0_INIT POE_RXW +#define POR_ELx_BITS_PER_IDX 4 +#define POR_ELx_PERM_SHIFT(idx) ((idx) * POR_ELx_BITS_PER_IDX) +#define POR_ELx_PERM_GET(idx, reg) (((reg) >> POR_ELx_PERM_SHIFT(idx)) & POE_MASK) +#define POR_ELx_PERM_PREP(idx, perm) (((perm) & POE_MASK) << POR_ELx_PERM_SHIFT(idx)) + +/* + * Definitions for Guarded Control Stack + */ + +#define GCS_CAP_ADDR_MASK GENMASK(63, 12) +#define GCS_CAP_ADDR_SHIFT 12 +#define GCS_CAP_ADDR_WIDTH 52 +#define GCS_CAP_ADDR(x) FIELD_GET(GCS_CAP_ADDR_MASK, x) + +#define GCS_CAP_TOKEN_MASK GENMASK(11, 0) +#define GCS_CAP_TOKEN_SHIFT 0 +#define GCS_CAP_TOKEN_WIDTH 12 +#define GCS_CAP_TOKEN(x) FIELD_GET(GCS_CAP_TOKEN_MASK, x) + +#define GCS_CAP_VALID_TOKEN 0x1 +#define GCS_CAP_IN_PROGRESS_TOKEN 0x5 + +#define GCS_CAP(x) ((((unsigned long)x) & GCS_CAP_ADDR_MASK) | \ + GCS_CAP_VALID_TOKEN) #define ARM64_FEATURE_FIELD_BITS 4 |