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Message-ID: <CAJve8ongoM9xq_dC==Ma+F2j5wevk7QYQFqLv7nKniBtr6NPvA@mail.gmail.com>
Date: Wed, 28 Jun 2023 18:28:43 +0800
From: Haibo Xu <xiaobo55x@...il.com>
To: Andrew Jones <ajones@...tanamicro.com>
Cc: Haibo Xu <haibo1.xu@...el.com>, maz@...nel.org,
oliver.upton@...ux.dev, seanjc@...gle.com,
Paolo Bonzini <pbonzini@...hat.com>,
Jonathan Corbet <corbet@....net>,
Anup Patel <anup@...infault.org>,
Atish Patra <atishp@...shpatra.org>,
Paul Walmsley <paul.walmsley@...ive.com>,
Palmer Dabbelt <palmer@...belt.com>,
Albert Ou <aou@...s.berkeley.edu>,
Shuah Khan <shuah@...nel.org>,
James Morse <james.morse@....com>,
Suzuki K Poulose <suzuki.poulose@....com>,
Zenghui Yu <yuzenghui@...wei.com>,
David Matlack <dmatlack@...gle.com>,
Ben Gardon <bgardon@...gle.com>,
Ricardo Koller <ricarkol@...gle.com>,
Vishal Annapurve <vannapurve@...gle.com>,
Vipin Sharma <vipinsh@...gle.com>,
Colton Lewis <coltonlewis@...gle.com>, kvm@...r.kernel.org,
linux-doc@...r.kernel.org, linux-kernel@...r.kernel.org,
kvm-riscv@...ts.infradead.org, linux-riscv@...ts.infradead.org,
linux-kselftest@...r.kernel.org,
linux-arm-kernel@...ts.infradead.org, kvmarm@...ts.linux.dev
Subject: Re: [PATCH v4 12/12] KVM: riscv: selftests: Add get-reg-list test
Thanks a lot.
On Tue, Jun 27, 2023 at 5:25 PM Andrew Jones <ajones@...tanamicro.com> wrote:
>
> On Fri, Jun 23, 2023 at 06:40:14PM +0800, Haibo Xu wrote:
> > get-reg-list test is used to check for KVM registers regressions
> > during VM migration which happens when destination host kernel
> > missing registers that the source host kernel has. The blessed
> > list registers was created by running on v6.4-rc6.
> >
> > Signed-off-by: Haibo Xu <haibo1.xu@...el.com>
> > ---
> > tools/testing/selftests/kvm/Makefile | 1 +
> > .../selftests/kvm/include/riscv/processor.h | 3 +
> > .../selftests/kvm/riscv/get-reg-list.c | 752 ++++++++++++++++++
> > 3 files changed, 756 insertions(+)
> > create mode 100644 tools/testing/selftests/kvm/riscv/get-reg-list.c
> >
> > diff --git a/tools/testing/selftests/kvm/Makefile b/tools/testing/selftests/kvm/Makefile
> > index d90cad19c9ee..f7bcda903dd9 100644
> > --- a/tools/testing/selftests/kvm/Makefile
> > +++ b/tools/testing/selftests/kvm/Makefile
> > @@ -174,6 +174,7 @@ TEST_GEN_PROGS_s390x += kvm_binary_stats_test
> >
> > TEST_GEN_PROGS_riscv += demand_paging_test
> > TEST_GEN_PROGS_riscv += dirty_log_test
> > +TEST_GEN_PROGS_riscv += get-reg-list
> > TEST_GEN_PROGS_riscv += kvm_create_max_vcpus
> > TEST_GEN_PROGS_riscv += kvm_page_table_test
> > TEST_GEN_PROGS_riscv += set_memory_region_test
> > diff --git a/tools/testing/selftests/kvm/include/riscv/processor.h b/tools/testing/selftests/kvm/include/riscv/processor.h
> > index d00d213c3805..5b62a3d2aa9b 100644
> > --- a/tools/testing/selftests/kvm/include/riscv/processor.h
> > +++ b/tools/testing/selftests/kvm/include/riscv/processor.h
> > @@ -38,6 +38,9 @@ static inline uint64_t __kvm_reg_id(uint64_t type, uint64_t idx,
> > KVM_REG_RISCV_TIMER_REG(name), \
> > KVM_REG_SIZE_U64)
> >
> > +#define RISCV_ISA_EXT_REG(idx) __kvm_reg_id(KVM_REG_RISCV_ISA_EXT, \
> > + idx, KVM_REG_SIZE_ULONG)
> > +
> > /* L3 index Bit[47:39] */
> > #define PGTBL_L3_INDEX_MASK 0x0000FF8000000000ULL
> > #define PGTBL_L3_INDEX_SHIFT 39
> > diff --git a/tools/testing/selftests/kvm/riscv/get-reg-list.c b/tools/testing/selftests/kvm/riscv/get-reg-list.c
> > new file mode 100644
> > index 000000000000..63f5d6115391
> > --- /dev/null
> > +++ b/tools/testing/selftests/kvm/riscv/get-reg-list.c
> > @@ -0,0 +1,752 @@
> > +// SPDX-License-Identifier: GPL-2.0
> > +/*
> > + * Check for KVM_GET_REG_LIST regressions.
> > + *
> > + * Copyright (c) 2023 Intel Corporation
> > + *
> > + */
> > +#include <stdio.h>
> > +#include "kvm_util.h"
> > +#include "test_util.h"
> > +#include "processor.h"
> > +
> > +#define REG_MASK (KVM_REG_ARCH_MASK | KVM_REG_SIZE_MASK)
> > +
> > +bool filter_reg(__u64 reg)
> > +{
> > + /*
> > + * Some ISA extensions are optional and not present on all host,
> > + * but they can't be disabled through ISA_EXT registers when present.
> > + * So, to make life easy, just filtering out these kind of registers.
> > + */
> > + switch (reg & ~REG_MASK) {
> > + case KVM_REG_RISCV_ISA_EXT | KVM_RISCV_ISA_EXT_SSTC:
> > + case KVM_REG_RISCV_ISA_EXT | KVM_RISCV_ISA_EXT_SVINVAL:
> > + case KVM_REG_RISCV_ISA_EXT | KVM_RISCV_ISA_EXT_ZIHINTPAUSE:
> > + case KVM_REG_RISCV_ISA_EXT | KVM_RISCV_ISA_EXT_ZBB:
> > + case KVM_REG_RISCV_ISA_EXT | KVM_RISCV_ISA_EXT_SSAIA:
> > + return true;
> > + default:
> > + break;
> > + }
> > +
> > + return false;
> > +}
> > +
> > +bool reject_set_fail(__u64 reg)
> > +{
> > + switch (reg & ~REG_MASK) {
> > + case KVM_REG_RISCV_CONFIG | KVM_REG_RISCV_CONFIG_REG(zicbom_block_size):
> > + case KVM_REG_RISCV_CONFIG | KVM_REG_RISCV_CONFIG_REG(zicboz_block_size):
> > + case KVM_REG_RISCV_TIMER | KVM_REG_RISCV_TIMER_REG(frequency):
> > + return errno != EOPNOTSUPP;
> > + case KVM_REG_RISCV_TIMER | KVM_REG_RISCV_TIMER_REG(state):
> > + return errno != EINVAL;
> > + default:
> > + break;
> > + }
> > +
> > + return false;
> > +}
> > +
> > +static const char *config_id_to_str(__u64 id)
> > +{
> > + /* reg_off is the offset into struct kvm_riscv_config */
> > + __u64 reg_off = id & ~(REG_MASK | KVM_REG_RISCV_CONFIG);
> > +
> > + switch (reg_off) {
> > + case KVM_REG_RISCV_CONFIG_REG(isa):
> > + return "KVM_REG_RISCV_CONFIG_REG(isa)";
> > + case KVM_REG_RISCV_CONFIG_REG(zicbom_block_size):
> > + return "KVM_REG_RISCV_CONFIG_REG(zicbom_block_size)";
> > + case KVM_REG_RISCV_CONFIG_REG(zicboz_block_size):
> > + return "KVM_REG_RISCV_CONFIG_REG(zicboz_block_size)";
> > + case KVM_REG_RISCV_CONFIG_REG(mvendorid):
> > + return "KVM_REG_RISCV_CONFIG_REG(mvendorid)";
> > + case KVM_REG_RISCV_CONFIG_REG(marchid):
> > + return "KVM_REG_RISCV_CONFIG_REG(marchid)";
> > + case KVM_REG_RISCV_CONFIG_REG(mimpid):
> > + return "KVM_REG_RISCV_CONFIG_REG(mimpid)";
> > + }
> > +
> > + /*
> > + * Config regs would grow regularly with new pseudo reg added, so
> > + * just show raw id to indicate a new pseudo config reg.
> > + */
> > + return strdup_printf("KVM_REG_RISCV_CONFIG_REG(%lld) /* UNKNOWN */", reg_off);
> > +}
> > +
> > +static const char *core_id_to_str(const char *prefix, __u64 id)
> > +{
> > + /* reg_off is the offset into struct kvm_riscv_core */
> > + __u64 reg_off = id & ~(REG_MASK | KVM_REG_RISCV_CORE);
> > +
> > + switch (reg_off) {
> > + case KVM_REG_RISCV_CORE_REG(regs.pc):
> > + return "KVM_REG_RISCV_CORE_REG(regs.pc)";
> > + case KVM_REG_RISCV_CORE_REG(regs.ra):
> > + return "KVM_REG_RISCV_CORE_REG(regs.ra)";
> > + case KVM_REG_RISCV_CORE_REG(regs.sp):
> > + return "KVM_REG_RISCV_CORE_REG(regs.sp)";
> > + case KVM_REG_RISCV_CORE_REG(regs.gp):
> > + return "KVM_REG_RISCV_CORE_REG(regs.gp)";
> > + case KVM_REG_RISCV_CORE_REG(regs.tp):
> > + return "KVM_REG_RISCV_CORE_REG(regs.tp)";
> > + case KVM_REG_RISCV_CORE_REG(regs.t0) ... KVM_REG_RISCV_CORE_REG(regs.t2):
> > + return strdup_printf("KVM_REG_RISCV_CORE_REG(regs.t%lld)",
> > + reg_off - KVM_REG_RISCV_CORE_REG(regs.t0));
> > + case KVM_REG_RISCV_CORE_REG(regs.s0) ... KVM_REG_RISCV_CORE_REG(regs.s1):
> > + return strdup_printf("KVM_REG_RISCV_CORE_REG(regs.s%lld)",
> > + reg_off - KVM_REG_RISCV_CORE_REG(regs.s0));
> > + case KVM_REG_RISCV_CORE_REG(regs.a0) ... KVM_REG_RISCV_CORE_REG(regs.a7):
> > + return strdup_printf("KVM_REG_RISCV_CORE_REG(regs.a%lld)",
> > + reg_off - KVM_REG_RISCV_CORE_REG(regs.a0));
> > + case KVM_REG_RISCV_CORE_REG(regs.s2) ... KVM_REG_RISCV_CORE_REG(regs.s11):
> > + return strdup_printf("KVM_REG_RISCV_CORE_REG(regs.s%lld)",
> > + reg_off - KVM_REG_RISCV_CORE_REG(regs.s2) + 2);
> > + case KVM_REG_RISCV_CORE_REG(regs.t3) ... KVM_REG_RISCV_CORE_REG(regs.t6):
> > + return strdup_printf("KVM_REG_RISCV_CORE_REG(regs.t%lld)",
> > + reg_off - KVM_REG_RISCV_CORE_REG(regs.t3) + 3);
> > + case KVM_REG_RISCV_CORE_REG(mode):
> > + return "KVM_REG_RISCV_CORE_REG(mode)";
> > + }
> > +
> > + TEST_FAIL("%s: Unknown core reg id: 0x%llx", prefix, id);
> > + return NULL;
> > +}
> > +
> > +#define RISCV_CSR_GENERAL(csr) \
> > + "KVM_REG_RISCV_CSR_GENERAL | KVM_REG_RISCV_CSR_REG(" #csr ")"
> > +#define RISCV_CSR_AIA(csr) \
> > + "KVM_REG_RISCV_CSR_AIA | KVM_REG_RISCV_CSR_REG(" #csr ")"
> > +
> > +static const char *general_csr_id_to_str(__u64 reg_off)
> > +{
> > + /* reg_off is the offset into struct kvm_riscv_csr */
> > + switch (reg_off) {
> > + case KVM_REG_RISCV_CSR_REG(sstatus):
> > + return RISCV_CSR_GENERAL(sstatus);
> > + case KVM_REG_RISCV_CSR_REG(sie):
> > + return RISCV_CSR_GENERAL(sie);
> > + case KVM_REG_RISCV_CSR_REG(stvec):
> > + return RISCV_CSR_GENERAL(stvec);
> > + case KVM_REG_RISCV_CSR_REG(sscratch):
> > + return RISCV_CSR_GENERAL(sscratch);
> > + case KVM_REG_RISCV_CSR_REG(sepc):
> > + return RISCV_CSR_GENERAL(sepc);
> > + case KVM_REG_RISCV_CSR_REG(scause):
> > + return RISCV_CSR_GENERAL(scause);
> > + case KVM_REG_RISCV_CSR_REG(stval):
> > + return RISCV_CSR_GENERAL(stval);
> > + case KVM_REG_RISCV_CSR_REG(sip):
> > + return RISCV_CSR_GENERAL(sip);
> > + case KVM_REG_RISCV_CSR_REG(satp):
> > + return RISCV_CSR_GENERAL(satp);
> > + case KVM_REG_RISCV_CSR_REG(scounteren):
> > + return RISCV_CSR_GENERAL(scounteren);
> > + }
> > +
> > + TEST_FAIL("Unknown general csr reg: 0x%llx", reg_off);
> > + return NULL;
> > +}
> > +
> > +static const char *aia_csr_id_to_str(__u64 reg_off)
> > +{
> > + /* reg_off is the offset into struct kvm_riscv_aia_csr */
> > + switch (reg_off) {
> > + case KVM_REG_RISCV_CSR_AIA_REG(siselect):
> > + return RISCV_CSR_AIA(siselect);
> > + case KVM_REG_RISCV_CSR_AIA_REG(iprio1):
> > + return RISCV_CSR_AIA(iprio1);
> > + case KVM_REG_RISCV_CSR_AIA_REG(iprio2):
> > + return RISCV_CSR_AIA(iprio2);
> > + case KVM_REG_RISCV_CSR_AIA_REG(sieh):
> > + return RISCV_CSR_AIA(sieh);
> > + case KVM_REG_RISCV_CSR_AIA_REG(siph):
> > + return RISCV_CSR_AIA(siph);
> > + case KVM_REG_RISCV_CSR_AIA_REG(iprio1h):
> > + return RISCV_CSR_AIA(iprio1h);
> > + case KVM_REG_RISCV_CSR_AIA_REG(iprio2h):
> > + return RISCV_CSR_AIA(iprio2h);
> > + }
> > +
> > + TEST_FAIL("Unknown aia csr reg: 0x%llx", reg_off);
> > + return NULL;
> > +}
> > +
> > +static const char *csr_id_to_str(const char *prefix, __u64 id)
> > +{
> > + __u64 reg_off = id & ~(REG_MASK | KVM_REG_RISCV_CSR);
> > + __u64 reg_subtype = reg_off & KVM_REG_RISCV_SUBTYPE_MASK;
> > +
> > + reg_off &= ~KVM_REG_RISCV_SUBTYPE_MASK;
> > +
> > + switch (reg_subtype) {
> > + case KVM_REG_RISCV_CSR_GENERAL:
> > + return general_csr_id_to_str(reg_off);
> > + case KVM_REG_RISCV_CSR_AIA:
> > + return aia_csr_id_to_str(reg_off);
> > + }
> > +
> > + TEST_FAIL("%s: Unknown csr subtype: 0x%llx", prefix, reg_subtype);
> > + return NULL;
> > +}
> > +
> > +static const char *timer_id_to_str(const char *prefix, __u64 id)
> > +{
> > + /* reg_off is the offset into struct kvm_riscv_timer */
> > + __u64 reg_off = id & ~(REG_MASK | KVM_REG_RISCV_TIMER);
> > +
> > + switch (reg_off) {
> > + case KVM_REG_RISCV_TIMER_REG(frequency):
> > + return "KVM_REG_RISCV_TIMER_REG(frequency)";
> > + case KVM_REG_RISCV_TIMER_REG(time):
> > + return "KVM_REG_RISCV_TIMER_REG(time)";
> > + case KVM_REG_RISCV_TIMER_REG(compare):
> > + return "KVM_REG_RISCV_TIMER_REG(compare)";
> > + case KVM_REG_RISCV_TIMER_REG(state):
> > + return "KVM_REG_RISCV_TIMER_REG(state)";
> > + }
> > +
> > + TEST_FAIL("%s: Unknown timer reg id: 0x%llx", prefix, id);
> > + return NULL;
> > +}
> > +
> > +static const char *fp_f_id_to_str(const char *prefix, __u64 id)
> > +{
> > + /* reg_off is the offset into struct __riscv_f_ext_state */
> > + __u64 reg_off = id & ~(REG_MASK | KVM_REG_RISCV_FP_F);
> > +
> > + switch (reg_off) {
> > + case KVM_REG_RISCV_FP_F_REG(f[0]) ...
> > + KVM_REG_RISCV_FP_F_REG(f[31]):
> > + return strdup_printf("KVM_REG_RISCV_FP_F_REG(f[%lld])", reg_off);
> > + case KVM_REG_RISCV_FP_F_REG(fcsr):
> > + return "KVM_REG_RISCV_FP_F_REG(fcsr)";
> > + }
> > +
> > + TEST_FAIL("%s: Unknown fp_f reg id: 0x%llx", prefix, id);
> > + return NULL;
> > +}
> > +
> > +static const char *fp_d_id_to_str(const char *prefix, __u64 id)
> > +{
> > + /* reg_off is the offset into struct __riscv_d_ext_state */
> > + __u64 reg_off = id & ~(REG_MASK | KVM_REG_RISCV_FP_D);
> > +
> > + switch (reg_off) {
> > + case KVM_REG_RISCV_FP_D_REG(f[0]) ...
> > + KVM_REG_RISCV_FP_D_REG(f[31]):
> > + return strdup_printf("KVM_REG_RISCV_FP_D_REG(f[%lld])", reg_off);
> > + case KVM_REG_RISCV_FP_D_REG(fcsr):
> > + return "KVM_REG_RISCV_FP_D_REG(fcsr)";
> > + }
> > +
> > + TEST_FAIL("%s: Unknown fp_d reg id: 0x%llx", prefix, id);
> > + return NULL;
> > +}
> > +
> > +static const char *isa_ext_id_to_str(__u64 id)
> > +{
> > + /* reg_off is the offset into unsigned long kvm_isa_ext_arr[] */
> > + __u64 reg_off = id & ~(REG_MASK | KVM_REG_RISCV_ISA_EXT);
> > +
> > + static const char * const kvm_isa_ext_reg_name[] = {
> > + "KVM_RISCV_ISA_EXT_A",
> > + "KVM_RISCV_ISA_EXT_C",
> > + "KVM_RISCV_ISA_EXT_D",
> > + "KVM_RISCV_ISA_EXT_F",
> > + "KVM_RISCV_ISA_EXT_H",
> > + "KVM_RISCV_ISA_EXT_I",
> > + "KVM_RISCV_ISA_EXT_M",
> > + "KVM_RISCV_ISA_EXT_SVPBMT",
> > + "KVM_RISCV_ISA_EXT_SSTC",
> > + "KVM_RISCV_ISA_EXT_SVINVAL",
> > + "KVM_RISCV_ISA_EXT_ZIHINTPAUSE",
> > + "KVM_RISCV_ISA_EXT_ZICBOM",
> > + "KVM_RISCV_ISA_EXT_ZICBOZ",
> > + "KVM_RISCV_ISA_EXT_ZBB",
> > + "KVM_RISCV_ISA_EXT_SSAIA",
> > + };
> > +
> > + if (reg_off >= ARRAY_SIZE(kvm_isa_ext_reg_name)) {
> > + /*
> > + * isa_ext regs would grow regularly with new isa extension added, so
> > + * just show "reg" to indicate a new extension.
> > + */
> > + return strdup_printf("%lld /* UNKNOWN */", reg_off);
> > + }
> > +
> > + return kvm_isa_ext_reg_name[reg_off];
> > +}
> > +
> > +static const char *sbi_ext_single_id_to_str(__u64 reg_off)
> > +{
> > + /* reg_off is KVM_RISCV_SBI_EXT_ID */
> > + static const char * const kvm_sbi_ext_reg_name[] = {
> > + "KVM_REG_RISCV_SBI_SINGLE | KVM_RISCV_SBI_EXT_V01",
> > + "KVM_REG_RISCV_SBI_SINGLE | KVM_RISCV_SBI_EXT_TIME",
> > + "KVM_REG_RISCV_SBI_SINGLE | KVM_RISCV_SBI_EXT_IPI",
> > + "KVM_REG_RISCV_SBI_SINGLE | KVM_RISCV_SBI_EXT_RFENCE",
> > + "KVM_REG_RISCV_SBI_SINGLE | KVM_RISCV_SBI_EXT_SRST",
> > + "KVM_REG_RISCV_SBI_SINGLE | KVM_RISCV_SBI_EXT_HSM",
> > + "KVM_REG_RISCV_SBI_SINGLE | KVM_RISCV_SBI_EXT_PMU",
> > + "KVM_REG_RISCV_SBI_SINGLE | KVM_RISCV_SBI_EXT_EXPERIMENTAL",
> > + "KVM_REG_RISCV_SBI_SINGLE | KVM_RISCV_SBI_EXT_VENDOR",
> > + };
> > +
> > + if (reg_off >= ARRAY_SIZE(kvm_sbi_ext_reg_name)) {
> > + /*
> > + * sbi_ext regs would grow regularly with new sbi extension added, so
> > + * just show "reg" to indicate a new extension.
> > + */
> > + return strdup_printf("KVM_REG_RISCV_SBI_SINGLE | %lld /* UNKNOWN */", reg_off);
> > + }
> > +
> > + return kvm_sbi_ext_reg_name[reg_off];
> > +}
> > +
> > +static const char *sbi_ext_multi_id_to_str(__u64 reg_subtype, __u64 reg_off)
> > +{
> > + if (reg_off > KVM_REG_RISCV_SBI_MULTI_REG_LAST) {
> > + /*
> > + * sbi_ext regs would grow regularly with new sbi extension added, so
> > + * just show "reg" to indicate a new extension.
> > + */
> > + return strdup_printf("%lld /* UNKNOWN */", reg_off);
> > + }
> > +
> > + switch (reg_subtype) {
> > + case KVM_REG_RISCV_SBI_MULTI_EN:
> > + return strdup_printf("KVM_REG_RISCV_SBI_MULTI_EN | %lld", reg_off);
> > + case KVM_REG_RISCV_SBI_MULTI_DIS:
> > + return strdup_printf("KVM_REG_RISCV_SBI_MULTI_DIS | %lld", reg_off);
> > + }
> > +
> > + return NULL;
> > +}
> > +
> > +static const char *sbi_ext_id_to_str(const char *prefix, __u64 id)
> > +{
> > + __u64 reg_off = id & ~(REG_MASK | KVM_REG_RISCV_SBI_EXT);
> > + __u64 reg_subtype = reg_off & KVM_REG_RISCV_SUBTYPE_MASK;
> > +
> > + reg_off &= ~KVM_REG_RISCV_SUBTYPE_MASK;
> > +
> > + switch (reg_subtype) {
> > + case KVM_REG_RISCV_SBI_SINGLE:
> > + return sbi_ext_single_id_to_str(reg_off);
> > + case KVM_REG_RISCV_SBI_MULTI_EN:
> > + case KVM_REG_RISCV_SBI_MULTI_DIS:
> > + return sbi_ext_multi_id_to_str(reg_subtype, reg_off);
> > + }
> > +
> > + TEST_FAIL("%s: Unknown sbi ext subtype: 0x%llx", prefix, reg_subtype);
> > + return NULL;
> > +}
> > +
> > +void print_reg(const char *prefix, __u64 id)
> > +{
> > + const char *reg_size = NULL;
> > +
> > + TEST_ASSERT((id & KVM_REG_ARCH_MASK) == KVM_REG_RISCV,
> > + "%s: KVM_REG_RISCV missing in reg id: 0x%llx", prefix, id);
> > +
> > + switch (id & KVM_REG_SIZE_MASK) {
> > + case KVM_REG_SIZE_U32:
> > + reg_size = "KVM_REG_SIZE_U32";
> > + break;
> > + case KVM_REG_SIZE_U64:
> > + reg_size = "KVM_REG_SIZE_U64";
> > + break;
> > + case KVM_REG_SIZE_U128:
> > + reg_size = "KVM_REG_SIZE_U128";
> > + break;
> > + default:
> > + TEST_FAIL("%s: Unexpected reg size: 0x%llx in reg id: 0x%llx",
> > + prefix, (id & KVM_REG_SIZE_MASK) >> KVM_REG_SIZE_SHIFT, id);
> > + }
> > +
> > + switch (id & KVM_REG_RISCV_TYPE_MASK) {
> > + case KVM_REG_RISCV_CONFIG:
> > + printf("\tKVM_REG_RISCV | %s | KVM_REG_RISCV_CONFIG | %s,\n",
> > + reg_size, config_id_to_str(id));
> > + break;
> > + case KVM_REG_RISCV_CORE:
> > + printf("\tKVM_REG_RISCV | %s | KVM_REG_RISCV_CORE | %s,\n",
> > + reg_size, core_id_to_str(prefix, id));
> > + break;
> > + case KVM_REG_RISCV_CSR:
> > + printf("\tKVM_REG_RISCV | %s | KVM_REG_RISCV_CSR | %s,\n",
> > + reg_size, csr_id_to_str(prefix, id));
> > + break;
> > + case KVM_REG_RISCV_TIMER:
> > + printf("\tKVM_REG_RISCV | %s | KVM_REG_RISCV_TIMER | %s,\n",
> > + reg_size, timer_id_to_str(prefix, id));
> > + break;
> > + case KVM_REG_RISCV_FP_F:
> > + printf("\tKVM_REG_RISCV | %s | KVM_REG_RISCV_FP_F | %s,\n",
> > + reg_size, fp_f_id_to_str(prefix, id));
> > + break;
> > + case KVM_REG_RISCV_FP_D:
> > + printf("\tKVM_REG_RISCV | %s | KVM_REG_RISCV_FP_D | %s,\n",
> > + reg_size, fp_d_id_to_str(prefix, id));
> > + break;
> > + case KVM_REG_RISCV_ISA_EXT:
> > + printf("\tKVM_REG_RISCV | %s | KVM_REG_RISCV_ISA_EXT | %s,\n",
> > + reg_size, isa_ext_id_to_str(id));
> > + break;
> > + case KVM_REG_RISCV_SBI_EXT:
> > + printf("\tKVM_REG_RISCV | %s | KVM_REG_RISCV_SBI_EXT | %s,\n",
> > + reg_size, sbi_ext_id_to_str(prefix, id));
> > + break;
> > + default:
> > + TEST_FAIL("%s: Unexpected reg type: 0x%llx in reg id: 0x%llx", prefix,
> > + (id & KVM_REG_RISCV_TYPE_MASK) >> KVM_REG_RISCV_TYPE_SHIFT, id);
> > + }
> > +}
> > +
> > +/*
> > + * The current blessed list was primed with the output of kernel version
> > + * v6.4-rc6 and then later updated with new registers.
> > + */
> > +static __u64 base_regs[] = {
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CONFIG | KVM_REG_RISCV_CONFIG_REG(isa),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CONFIG | KVM_REG_RISCV_CONFIG_REG(mvendorid),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CONFIG | KVM_REG_RISCV_CONFIG_REG(marchid),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CONFIG | KVM_REG_RISCV_CONFIG_REG(mimpid),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CORE | KVM_REG_RISCV_CORE_REG(regs.pc),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CORE | KVM_REG_RISCV_CORE_REG(regs.ra),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CORE | KVM_REG_RISCV_CORE_REG(regs.sp),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CORE | KVM_REG_RISCV_CORE_REG(regs.gp),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CORE | KVM_REG_RISCV_CORE_REG(regs.tp),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CORE | KVM_REG_RISCV_CORE_REG(regs.t0),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CORE | KVM_REG_RISCV_CORE_REG(regs.t1),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CORE | KVM_REG_RISCV_CORE_REG(regs.t2),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CORE | KVM_REG_RISCV_CORE_REG(regs.s0),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CORE | KVM_REG_RISCV_CORE_REG(regs.s1),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CORE | KVM_REG_RISCV_CORE_REG(regs.a0),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CORE | KVM_REG_RISCV_CORE_REG(regs.a1),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CORE | KVM_REG_RISCV_CORE_REG(regs.a2),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CORE | KVM_REG_RISCV_CORE_REG(regs.a3),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CORE | KVM_REG_RISCV_CORE_REG(regs.a4),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CORE | KVM_REG_RISCV_CORE_REG(regs.a5),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CORE | KVM_REG_RISCV_CORE_REG(regs.a6),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CORE | KVM_REG_RISCV_CORE_REG(regs.a7),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CORE | KVM_REG_RISCV_CORE_REG(regs.s2),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CORE | KVM_REG_RISCV_CORE_REG(regs.s3),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CORE | KVM_REG_RISCV_CORE_REG(regs.s4),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CORE | KVM_REG_RISCV_CORE_REG(regs.s5),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CORE | KVM_REG_RISCV_CORE_REG(regs.s6),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CORE | KVM_REG_RISCV_CORE_REG(regs.s7),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CORE | KVM_REG_RISCV_CORE_REG(regs.s8),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CORE | KVM_REG_RISCV_CORE_REG(regs.s9),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CORE | KVM_REG_RISCV_CORE_REG(regs.s10),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CORE | KVM_REG_RISCV_CORE_REG(regs.s11),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CORE | KVM_REG_RISCV_CORE_REG(regs.t3),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CORE | KVM_REG_RISCV_CORE_REG(regs.t4),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CORE | KVM_REG_RISCV_CORE_REG(regs.t5),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CORE | KVM_REG_RISCV_CORE_REG(regs.t6),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CORE | KVM_REG_RISCV_CORE_REG(mode),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CSR | KVM_REG_RISCV_CSR_GENERAL | KVM_REG_RISCV_CSR_REG(sstatus),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CSR | KVM_REG_RISCV_CSR_GENERAL | KVM_REG_RISCV_CSR_REG(sie),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CSR | KVM_REG_RISCV_CSR_GENERAL | KVM_REG_RISCV_CSR_REG(stvec),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CSR | KVM_REG_RISCV_CSR_GENERAL | KVM_REG_RISCV_CSR_REG(sscratch),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CSR | KVM_REG_RISCV_CSR_GENERAL | KVM_REG_RISCV_CSR_REG(sepc),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CSR | KVM_REG_RISCV_CSR_GENERAL | KVM_REG_RISCV_CSR_REG(scause),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CSR | KVM_REG_RISCV_CSR_GENERAL | KVM_REG_RISCV_CSR_REG(stval),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CSR | KVM_REG_RISCV_CSR_GENERAL | KVM_REG_RISCV_CSR_REG(sip),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CSR | KVM_REG_RISCV_CSR_GENERAL | KVM_REG_RISCV_CSR_REG(satp),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CSR | KVM_REG_RISCV_CSR_GENERAL | KVM_REG_RISCV_CSR_REG(scounteren),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U64 | KVM_REG_RISCV_TIMER | KVM_REG_RISCV_TIMER_REG(frequency),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U64 | KVM_REG_RISCV_TIMER | KVM_REG_RISCV_TIMER_REG(time),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U64 | KVM_REG_RISCV_TIMER | KVM_REG_RISCV_TIMER_REG(compare),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U64 | KVM_REG_RISCV_TIMER | KVM_REG_RISCV_TIMER_REG(state),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_ISA_EXT | KVM_RISCV_ISA_EXT_A,
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_ISA_EXT | KVM_RISCV_ISA_EXT_C,
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_ISA_EXT | KVM_RISCV_ISA_EXT_I,
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_ISA_EXT | KVM_RISCV_ISA_EXT_M,
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_SBI_EXT | KVM_REG_RISCV_SBI_SINGLE | KVM_RISCV_SBI_EXT_V01,
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_SBI_EXT | KVM_REG_RISCV_SBI_SINGLE | KVM_RISCV_SBI_EXT_TIME,
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_SBI_EXT | KVM_REG_RISCV_SBI_SINGLE | KVM_RISCV_SBI_EXT_IPI,
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_SBI_EXT | KVM_REG_RISCV_SBI_SINGLE | KVM_RISCV_SBI_EXT_RFENCE,
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_SBI_EXT | KVM_REG_RISCV_SBI_SINGLE | KVM_RISCV_SBI_EXT_SRST,
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_SBI_EXT | KVM_REG_RISCV_SBI_SINGLE | KVM_RISCV_SBI_EXT_HSM,
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_SBI_EXT | KVM_REG_RISCV_SBI_SINGLE | KVM_RISCV_SBI_EXT_PMU,
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_SBI_EXT | KVM_REG_RISCV_SBI_SINGLE | KVM_RISCV_SBI_EXT_EXPERIMENTAL,
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_SBI_EXT | KVM_REG_RISCV_SBI_SINGLE | KVM_RISCV_SBI_EXT_VENDOR,
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_SBI_EXT | KVM_REG_RISCV_SBI_MULTI_EN | 0,
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_SBI_EXT | KVM_REG_RISCV_SBI_MULTI_DIS | 0,
> > +};
> > +
> > +/*
> > + * The rejects_set list registers that should skip set test.
> > + * - KVM_REG_RISCV_TIMER_REG(state): set would fail if it was not initialized properly.
> > + * - KVM_REG_RISCV_TIMER_REG(frequency): set not supported
> > + * - KVM_REG_RISCV_CONFIG_REG(zicbom_block_size): set not supported
> > + * - KVM_REG_RISCV_CONFIG_REG(zicboz_block_size): set not supported
> > + */
> > +static __u64 base_rejects_set[] = {
> > + KVM_REG_RISCV | KVM_REG_SIZE_U64 | KVM_REG_RISCV_TIMER | KVM_REG_RISCV_TIMER_REG(frequency),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U64 | KVM_REG_RISCV_TIMER | KVM_REG_RISCV_TIMER_REG(state),
> > +};
> > +
> > +static __u64 h_regs[] = {
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_ISA_EXT | KVM_RISCV_ISA_EXT_H,
> > +};
> > +
> > +static __u64 zicbom_regs[] = {
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CONFIG | KVM_REG_RISCV_CONFIG_REG(zicbom_block_size),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_ISA_EXT | KVM_RISCV_ISA_EXT_ZICBOM,
> > +};
> > +
> > +static __u64 zicboz_regs[] = {
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CONFIG | KVM_REG_RISCV_CONFIG_REG(zicboz_block_size),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_ISA_EXT | KVM_RISCV_ISA_EXT_ZICBOZ,
> > +};
> > +
> > +static __u64 zicbom_rejects_set[] = {
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CONFIG | KVM_REG_RISCV_CONFIG_REG(zicbom_block_size),
> > +};
> > +
> > +static __u64 zicboz_rejects_set[] = {
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CONFIG | KVM_REG_RISCV_CONFIG_REG(zicboz_block_size),
> > +};
> > +
> > +static __u64 svpbmt_regs[] = {
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_ISA_EXT | KVM_RISCV_ISA_EXT_SVPBMT,
> > +};
> > +
> > +static __u64 sstc_regs[] = {
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_ISA_EXT | KVM_RISCV_ISA_EXT_SSTC,
> > +};
> > +
> > +static __u64 svinval_regs[] = {
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_ISA_EXT | KVM_RISCV_ISA_EXT_SVINVAL,
> > +};
> > +
> > +static __u64 zihintpause_regs[] = {
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_ISA_EXT | KVM_RISCV_ISA_EXT_ZIHINTPAUSE,
> > +};
> > +
> > +static __u64 zbb_regs[] = {
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_ISA_EXT | KVM_RISCV_ISA_EXT_ZBB,
> > +};
> > +
> > +static __u64 aia_regs[] = {
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CSR | KVM_REG_RISCV_CSR_AIA | KVM_REG_RISCV_CSR_AIA_REG(siselect),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CSR | KVM_REG_RISCV_CSR_AIA | KVM_REG_RISCV_CSR_AIA_REG(iprio1),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CSR | KVM_REG_RISCV_CSR_AIA | KVM_REG_RISCV_CSR_AIA_REG(iprio2),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CSR | KVM_REG_RISCV_CSR_AIA | KVM_REG_RISCV_CSR_AIA_REG(sieh),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CSR | KVM_REG_RISCV_CSR_AIA | KVM_REG_RISCV_CSR_AIA_REG(siph),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CSR | KVM_REG_RISCV_CSR_AIA | KVM_REG_RISCV_CSR_AIA_REG(iprio1h),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_CSR | KVM_REG_RISCV_CSR_AIA | KVM_REG_RISCV_CSR_AIA_REG(iprio2h),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_ISA_EXT | KVM_RISCV_ISA_EXT_SSAIA,
> > +};
> > +
> > +static __u64 fp_f_regs[] = {
> > + KVM_REG_RISCV | KVM_REG_SIZE_U32 | KVM_REG_RISCV_FP_F | KVM_REG_RISCV_FP_F_REG(f[0]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U32 | KVM_REG_RISCV_FP_F | KVM_REG_RISCV_FP_F_REG(f[1]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U32 | KVM_REG_RISCV_FP_F | KVM_REG_RISCV_FP_F_REG(f[2]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U32 | KVM_REG_RISCV_FP_F | KVM_REG_RISCV_FP_F_REG(f[3]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U32 | KVM_REG_RISCV_FP_F | KVM_REG_RISCV_FP_F_REG(f[4]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U32 | KVM_REG_RISCV_FP_F | KVM_REG_RISCV_FP_F_REG(f[5]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U32 | KVM_REG_RISCV_FP_F | KVM_REG_RISCV_FP_F_REG(f[6]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U32 | KVM_REG_RISCV_FP_F | KVM_REG_RISCV_FP_F_REG(f[7]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U32 | KVM_REG_RISCV_FP_F | KVM_REG_RISCV_FP_F_REG(f[8]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U32 | KVM_REG_RISCV_FP_F | KVM_REG_RISCV_FP_F_REG(f[9]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U32 | KVM_REG_RISCV_FP_F | KVM_REG_RISCV_FP_F_REG(f[10]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U32 | KVM_REG_RISCV_FP_F | KVM_REG_RISCV_FP_F_REG(f[11]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U32 | KVM_REG_RISCV_FP_F | KVM_REG_RISCV_FP_F_REG(f[12]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U32 | KVM_REG_RISCV_FP_F | KVM_REG_RISCV_FP_F_REG(f[13]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U32 | KVM_REG_RISCV_FP_F | KVM_REG_RISCV_FP_F_REG(f[14]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U32 | KVM_REG_RISCV_FP_F | KVM_REG_RISCV_FP_F_REG(f[15]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U32 | KVM_REG_RISCV_FP_F | KVM_REG_RISCV_FP_F_REG(f[16]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U32 | KVM_REG_RISCV_FP_F | KVM_REG_RISCV_FP_F_REG(f[17]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U32 | KVM_REG_RISCV_FP_F | KVM_REG_RISCV_FP_F_REG(f[18]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U32 | KVM_REG_RISCV_FP_F | KVM_REG_RISCV_FP_F_REG(f[19]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U32 | KVM_REG_RISCV_FP_F | KVM_REG_RISCV_FP_F_REG(f[20]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U32 | KVM_REG_RISCV_FP_F | KVM_REG_RISCV_FP_F_REG(f[21]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U32 | KVM_REG_RISCV_FP_F | KVM_REG_RISCV_FP_F_REG(f[22]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U32 | KVM_REG_RISCV_FP_F | KVM_REG_RISCV_FP_F_REG(f[23]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U32 | KVM_REG_RISCV_FP_F | KVM_REG_RISCV_FP_F_REG(f[24]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U32 | KVM_REG_RISCV_FP_F | KVM_REG_RISCV_FP_F_REG(f[25]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U32 | KVM_REG_RISCV_FP_F | KVM_REG_RISCV_FP_F_REG(f[26]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U32 | KVM_REG_RISCV_FP_F | KVM_REG_RISCV_FP_F_REG(f[27]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U32 | KVM_REG_RISCV_FP_F | KVM_REG_RISCV_FP_F_REG(f[28]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U32 | KVM_REG_RISCV_FP_F | KVM_REG_RISCV_FP_F_REG(f[29]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U32 | KVM_REG_RISCV_FP_F | KVM_REG_RISCV_FP_F_REG(f[30]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U32 | KVM_REG_RISCV_FP_F | KVM_REG_RISCV_FP_F_REG(f[31]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U32 | KVM_REG_RISCV_FP_F | KVM_REG_RISCV_FP_F_REG(fcsr),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_ISA_EXT | KVM_RISCV_ISA_EXT_F,
> > +};
> > +
> > +static __u64 fp_d_regs[] = {
> > + KVM_REG_RISCV | KVM_REG_SIZE_U64 | KVM_REG_RISCV_FP_D | KVM_REG_RISCV_FP_D_REG(f[0]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U64 | KVM_REG_RISCV_FP_D | KVM_REG_RISCV_FP_D_REG(f[1]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U64 | KVM_REG_RISCV_FP_D | KVM_REG_RISCV_FP_D_REG(f[2]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U64 | KVM_REG_RISCV_FP_D | KVM_REG_RISCV_FP_D_REG(f[3]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U64 | KVM_REG_RISCV_FP_D | KVM_REG_RISCV_FP_D_REG(f[4]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U64 | KVM_REG_RISCV_FP_D | KVM_REG_RISCV_FP_D_REG(f[5]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U64 | KVM_REG_RISCV_FP_D | KVM_REG_RISCV_FP_D_REG(f[6]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U64 | KVM_REG_RISCV_FP_D | KVM_REG_RISCV_FP_D_REG(f[7]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U64 | KVM_REG_RISCV_FP_D | KVM_REG_RISCV_FP_D_REG(f[8]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U64 | KVM_REG_RISCV_FP_D | KVM_REG_RISCV_FP_D_REG(f[9]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U64 | KVM_REG_RISCV_FP_D | KVM_REG_RISCV_FP_D_REG(f[10]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U64 | KVM_REG_RISCV_FP_D | KVM_REG_RISCV_FP_D_REG(f[11]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U64 | KVM_REG_RISCV_FP_D | KVM_REG_RISCV_FP_D_REG(f[12]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U64 | KVM_REG_RISCV_FP_D | KVM_REG_RISCV_FP_D_REG(f[13]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U64 | KVM_REG_RISCV_FP_D | KVM_REG_RISCV_FP_D_REG(f[14]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U64 | KVM_REG_RISCV_FP_D | KVM_REG_RISCV_FP_D_REG(f[15]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U64 | KVM_REG_RISCV_FP_D | KVM_REG_RISCV_FP_D_REG(f[16]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U64 | KVM_REG_RISCV_FP_D | KVM_REG_RISCV_FP_D_REG(f[17]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U64 | KVM_REG_RISCV_FP_D | KVM_REG_RISCV_FP_D_REG(f[18]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U64 | KVM_REG_RISCV_FP_D | KVM_REG_RISCV_FP_D_REG(f[19]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U64 | KVM_REG_RISCV_FP_D | KVM_REG_RISCV_FP_D_REG(f[20]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U64 | KVM_REG_RISCV_FP_D | KVM_REG_RISCV_FP_D_REG(f[21]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U64 | KVM_REG_RISCV_FP_D | KVM_REG_RISCV_FP_D_REG(f[22]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U64 | KVM_REG_RISCV_FP_D | KVM_REG_RISCV_FP_D_REG(f[23]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U64 | KVM_REG_RISCV_FP_D | KVM_REG_RISCV_FP_D_REG(f[24]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U64 | KVM_REG_RISCV_FP_D | KVM_REG_RISCV_FP_D_REG(f[25]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U64 | KVM_REG_RISCV_FP_D | KVM_REG_RISCV_FP_D_REG(f[26]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U64 | KVM_REG_RISCV_FP_D | KVM_REG_RISCV_FP_D_REG(f[27]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U64 | KVM_REG_RISCV_FP_D | KVM_REG_RISCV_FP_D_REG(f[28]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U64 | KVM_REG_RISCV_FP_D | KVM_REG_RISCV_FP_D_REG(f[29]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U64 | KVM_REG_RISCV_FP_D | KVM_REG_RISCV_FP_D_REG(f[30]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U64 | KVM_REG_RISCV_FP_D | KVM_REG_RISCV_FP_D_REG(f[31]),
> > + KVM_REG_RISCV | KVM_REG_SIZE_U32 | KVM_REG_RISCV_FP_D | KVM_REG_RISCV_FP_D_REG(fcsr),
> > + KVM_REG_RISCV | KVM_REG_SIZE_ULONG | KVM_REG_RISCV_ISA_EXT | KVM_RISCV_ISA_EXT_D,
> > +};
> > +
> > +#define BASE_SUBLIST \
> > + {"base", .regs = base_regs, .regs_n = ARRAY_SIZE(base_regs), \
> > + .rejects_set = base_rejects_set, .rejects_set_n = ARRAY_SIZE(base_rejects_set),}
> > +#define H_REGS_SUBLIST \
> > + {"h", .feature = KVM_RISCV_ISA_EXT_H, .regs = h_regs, .regs_n = ARRAY_SIZE(h_regs),}
> > +#define ZICBOM_REGS_SUBLIST \
> > + {"zicbom", .feature = KVM_RISCV_ISA_EXT_ZICBOM, .regs = zicbom_regs, .regs_n = ARRAY_SIZE(zicbom_regs), \
> > + .rejects_set = zicbom_rejects_set, .rejects_set_n = ARRAY_SIZE(zicbom_rejects_set),}
> > +#define ZICBOZ_REGS_SUBLIST \
> > + {"zicboz", .feature = KVM_RISCV_ISA_EXT_ZICBOZ, .regs = zicboz_regs, .regs_n = ARRAY_SIZE(zicboz_regs), \
> > + .rejects_set = zicboz_rejects_set, .rejects_set_n = ARRAY_SIZE(zicboz_rejects_set),}
> > +#define SVPBMT_REGS_SUBLIST \
> > + {"svpbmt", .feature = KVM_RISCV_ISA_EXT_SVPBMT, .regs = svpbmt_regs, .regs_n = ARRAY_SIZE(svpbmt_regs),}
> > +#define SSTC_REGS_SUBLIST \
> > + {"sstc", .feature = KVM_RISCV_ISA_EXT_SSTC, .regs = sstc_regs, .regs_n = ARRAY_SIZE(sstc_regs),}
> > +#define SVINVAL_REGS_SUBLIST \
> > + {"svinval", .feature = KVM_RISCV_ISA_EXT_SVINVAL, .regs = svinval_regs, .regs_n = ARRAY_SIZE(svinval_regs),}
> > +#define ZIHINTPAUSE_REGS_SUBLIST \
> > + {"zihintpause", .feature = KVM_RISCV_ISA_EXT_ZIHINTPAUSE, .regs = zihintpause_regs, .regs_n = ARRAY_SIZE(zihintpause_regs),}
> > +#define ZBB_REGS_SUBLIST \
> > + {"zbb", .feature = KVM_RISCV_ISA_EXT_ZBB, .regs = zbb_regs, .regs_n = ARRAY_SIZE(zbb_regs),}
> > +#define AIA_REGS_SUBLIST \
> > + {"aia", .feature = KVM_RISCV_ISA_EXT_SSAIA, .regs = aia_regs, .regs_n = ARRAY_SIZE(aia_regs),}
> > +#define FP_F_REGS_SUBLIST \
> > + {"fp_f", .feature = KVM_RISCV_ISA_EXT_F, .regs = fp_f_regs, \
> > + .regs_n = ARRAY_SIZE(fp_f_regs),}
> > +#define FP_D_REGS_SUBLIST \
> > + {"fp_d", .feature = KVM_RISCV_ISA_EXT_D, .regs = fp_d_regs, \
> > + .regs_n = ARRAY_SIZE(fp_d_regs),}
> > +
> > +static struct vcpu_reg_list h_config = {
> > + .sublists = {
> > + BASE_SUBLIST,
> > + H_REGS_SUBLIST,
> > + {0},
> > + },
> > +};
> > +
> > +static struct vcpu_reg_list zicbom_config = {
> > + .sublists = {
> > + BASE_SUBLIST,
> > + ZICBOM_REGS_SUBLIST,
> > + {0},
> > + },
> > +};
> > +
> > +static struct vcpu_reg_list zicboz_config = {
> > + .sublists = {
> > + BASE_SUBLIST,
> > + ZICBOZ_REGS_SUBLIST,
> > + {0},
> > + },
> > +};
> > +
> > +static struct vcpu_reg_list svpbmt_config = {
> > + .sublists = {
> > + BASE_SUBLIST,
> > + SVPBMT_REGS_SUBLIST,
> > + {0},
> > + },
> > +};
> > +
> > +static struct vcpu_reg_list sstc_config = {
> > + .sublists = {
> > + BASE_SUBLIST,
> > + SSTC_REGS_SUBLIST,
> > + {0},
> > + },
> > +};
> > +
> > +static struct vcpu_reg_list svinval_config = {
> > + .sublists = {
> > + BASE_SUBLIST,
> > + SVINVAL_REGS_SUBLIST,
> > + {0},
> > + },
> > +};
> > +
> > +static struct vcpu_reg_list zihintpause_config = {
> > + .sublists = {
> > + BASE_SUBLIST,
> > + ZIHINTPAUSE_REGS_SUBLIST,
> > + {0},
> > + },
> > +};
> > +
> > +static struct vcpu_reg_list zbb_config = {
> > + .sublists = {
> > + BASE_SUBLIST,
> > + ZBB_REGS_SUBLIST,
> > + {0},
> > + },
> > +};
> > +
> > +static struct vcpu_reg_list aia_config = {
> > + .sublists = {
> > + BASE_SUBLIST,
> > + AIA_REGS_SUBLIST,
> > + {0},
> > + },
> > +};
> > +
> > +static struct vcpu_reg_list fp_f_config = {
> > + .sublists = {
> > + BASE_SUBLIST,
> > + FP_F_REGS_SUBLIST,
> > + {0},
> > + },
> > +};
> > +
> > +static struct vcpu_reg_list fp_d_config = {
> > + .sublists = {
> > + BASE_SUBLIST,
> > + FP_D_REGS_SUBLIST,
> > + {0},
> > + },
> > +};
> > +
> > +struct vcpu_reg_list *vcpu_configs[] = {
> > + &h_config,
> > + &zicbom_config,
> > + &zicboz_config,
> > + &svpbmt_config,
> > + &sstc_config,
> > + &svinval_config,
> > + &zihintpause_config,
> > + &zbb_config,
> > + &aia_config,
> > + &fp_f_config,
> > + &fp_d_config,
> > +};
> > +int vcpu_configs_n = ARRAY_SIZE(vcpu_configs);
> > --
> > 2.34.1
> >
>
> Other than the comments about reject_set_fail() and
> KVM_REG_RISCV_TIMER_REG(state) which I made in a previous
> patch, this looks good to me.
>
> Reviewed-by: Andrew Jones <ajones@...tanamicro.com>
>
> Thanks,
> drew
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