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KVM: arm64: selftests: get-reg-list: Add base EL2 registers

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Add the EL2 registers and the eventual dependencies, effectively
doubling the number of test vectors. Oh well.

Signed-off-by: Marc Zyngier <maz@kernel.org>
Link: https://lore.kernel.org/r/20250714122634.3334816-11-maz@kernel.org
Signed-off-by: Oliver Upton <oliver.upton@linux.dev>
This commit is contained in:
Marc Zyngier
2025-07-14 13:26:33 +01:00
committed by Oliver Upton
parent 9a40718079
commit 3a90b6f279
1 changed files with 145 additions and 0 deletions
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145
tools/testing/selftests/kvm/arm64/get-reg-list.c
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@@ -41,10 +41,27 @@ struct feature_id_reg {
static struct feature_id_reg feat_id_regs[] = {
REG_FEAT(TCR2_EL1, ID_AA64MMFR3_EL1, TCRX, IMP),
REG_FEAT(TCR2_EL2, ID_AA64MMFR3_EL1, TCRX, IMP),
REG_FEAT(PIRE0_EL1, ID_AA64MMFR3_EL1, S1PIE, IMP),
REG_FEAT(PIRE0_EL2, ID_AA64MMFR3_EL1, S1PIE, IMP),
REG_FEAT(PIR_EL1, ID_AA64MMFR3_EL1, S1PIE, IMP),
REG_FEAT(PIR_EL2, ID_AA64MMFR3_EL1, S1PIE, IMP),
REG_FEAT(POR_EL1, ID_AA64MMFR3_EL1, S1POE, IMP),
REG_FEAT(POR_EL0, ID_AA64MMFR3_EL1, S1POE, IMP),
REG_FEAT(POR_EL2, ID_AA64MMFR3_EL1, S1POE, IMP),
REG_FEAT(HCRX_EL2, ID_AA64MMFR1_EL1, HCX, IMP),
REG_FEAT(HFGRTR_EL2, ID_AA64MMFR0_EL1, FGT, IMP),
REG_FEAT(HFGWTR_EL2, ID_AA64MMFR0_EL1, FGT, IMP),
REG_FEAT(HFGITR_EL2, ID_AA64MMFR0_EL1, FGT, IMP),
REG_FEAT(HDFGRTR_EL2, ID_AA64MMFR0_EL1, FGT, IMP),
REG_FEAT(HDFGWTR_EL2, ID_AA64MMFR0_EL1, FGT, IMP),
REG_FEAT(HAFGRTR_EL2, ID_AA64MMFR0_EL1, FGT, IMP),
REG_FEAT(HFGRTR2_EL2, ID_AA64MMFR0_EL1, FGT, FGT2),
REG_FEAT(HFGWTR2_EL2, ID_AA64MMFR0_EL1, FGT, FGT2),
REG_FEAT(HFGITR2_EL2, ID_AA64MMFR0_EL1, FGT, FGT2),
REG_FEAT(HDFGRTR2_EL2, ID_AA64MMFR0_EL1, FGT, FGT2),
REG_FEAT(HDFGWTR2_EL2, ID_AA64MMFR0_EL1, FGT, FGT2),
REG_FEAT(ZCR_EL2, ID_AA64PFR0_EL1, SVE, IMP),
};
bool filter_reg(__u64 reg)
@@ -678,6 +695,60 @@ static __u64 pauth_generic_regs[] = {
ARM64_SYS_REG(3, 0, 2, 3, 1), /* APGAKEYHI_EL1 */
};
static __u64 el2_regs[] = {
SYS_REG(VPIDR_EL2),
SYS_REG(VMPIDR_EL2),
SYS_REG(SCTLR_EL2),
SYS_REG(ACTLR_EL2),
SYS_REG(HCR_EL2),
SYS_REG(MDCR_EL2),
SYS_REG(CPTR_EL2),
SYS_REG(HSTR_EL2),
SYS_REG(HFGRTR_EL2),
SYS_REG(HFGWTR_EL2),
SYS_REG(HFGITR_EL2),
SYS_REG(HACR_EL2),
SYS_REG(ZCR_EL2),
SYS_REG(HCRX_EL2),
SYS_REG(TTBR0_EL2),
SYS_REG(TTBR1_EL2),
SYS_REG(TCR_EL2),
SYS_REG(TCR2_EL2),
SYS_REG(VTTBR_EL2),
SYS_REG(VTCR_EL2),
SYS_REG(VNCR_EL2),
SYS_REG(HDFGRTR2_EL2),
SYS_REG(HDFGWTR2_EL2),
SYS_REG(HFGRTR2_EL2),
SYS_REG(HFGWTR2_EL2),
SYS_REG(HDFGRTR_EL2),
SYS_REG(HDFGWTR_EL2),
SYS_REG(HAFGRTR_EL2),
SYS_REG(HFGITR2_EL2),
SYS_REG(SPSR_EL2),
SYS_REG(ELR_EL2),
SYS_REG(AFSR0_EL2),
SYS_REG(AFSR1_EL2),
SYS_REG(ESR_EL2),
SYS_REG(FAR_EL2),
SYS_REG(HPFAR_EL2),
SYS_REG(MAIR_EL2),
SYS_REG(PIRE0_EL2),
SYS_REG(PIR_EL2),
SYS_REG(POR_EL2),
SYS_REG(AMAIR_EL2),
SYS_REG(VBAR_EL2),
SYS_REG(CONTEXTIDR_EL2),
SYS_REG(TPIDR_EL2),
SYS_REG(CNTVOFF_EL2),
SYS_REG(CNTHCTL_EL2),
SYS_REG(CNTHP_CTL_EL2),
SYS_REG(CNTHP_CVAL_EL2),
SYS_REG(CNTHV_CTL_EL2),
SYS_REG(CNTHV_CVAL_EL2),
SYS_REG(SP_EL2),
};
#define BASE_SUBLIST \
{ "base", .regs = base_regs, .regs_n = ARRAY_SIZE(base_regs), }
#define VREGS_SUBLIST \
@@ -704,6 +775,14 @@ static __u64 pauth_generic_regs[] = {
.regs = pauth_generic_regs, \
.regs_n = ARRAY_SIZE(pauth_generic_regs), \
}
#define EL2_SUBLIST \
{ \
.name = "EL2", \
.capability = KVM_CAP_ARM_EL2, \
.feature = KVM_ARM_VCPU_HAS_EL2, \
.regs = el2_regs, \
.regs_n = ARRAY_SIZE(el2_regs), \
}
static struct vcpu_reg_list vregs_config = {
.sublists = {
@@ -753,6 +832,65 @@ static struct vcpu_reg_list pauth_pmu_config = {
},
};
static struct vcpu_reg_list el2_vregs_config = {
.sublists = {
BASE_SUBLIST,
EL2_SUBLIST,
VREGS_SUBLIST,
{0},
},
};
static struct vcpu_reg_list el2_vregs_pmu_config = {
.sublists = {
BASE_SUBLIST,
EL2_SUBLIST,
VREGS_SUBLIST,
PMU_SUBLIST,
{0},
},
};
static struct vcpu_reg_list el2_sve_config = {
.sublists = {
BASE_SUBLIST,
EL2_SUBLIST,
SVE_SUBLIST,
{0},
},
};
static struct vcpu_reg_list el2_sve_pmu_config = {
.sublists = {
BASE_SUBLIST,
EL2_SUBLIST,
SVE_SUBLIST,
PMU_SUBLIST,
{0},
},
};
static struct vcpu_reg_list el2_pauth_config = {
.sublists = {
BASE_SUBLIST,
EL2_SUBLIST,
VREGS_SUBLIST,
PAUTH_SUBLIST,
{0},
},
};
static struct vcpu_reg_list el2_pauth_pmu_config = {
.sublists = {
BASE_SUBLIST,
EL2_SUBLIST,
VREGS_SUBLIST,
PAUTH_SUBLIST,
PMU_SUBLIST,
{0},
},
};
struct vcpu_reg_list *vcpu_configs[] = {
&vregs_config,
&vregs_pmu_config,
@@ -760,5 +898,12 @@ struct vcpu_reg_list *vcpu_configs[] = {
&sve_pmu_config,
&pauth_config,
&pauth_pmu_config,
&el2_vregs_config,
&el2_vregs_pmu_config,
&el2_sve_config,
&el2_sve_pmu_config,
&el2_pauth_config,
&el2_pauth_pmu_config,
};
int vcpu_configs_n = ARRAY_SIZE(vcpu_configs);