Lines Matching +full:0 +full:x8000000a
38 int feature_bit = 0; in xstate_required_size()
43 if (xstate_bv & 0x1) { in xstate_required_size()
45 cpuid_count(0xD, feature_bit, &eax, &ebx, &ecx, &edx); in xstate_required_size()
48 offset = (ecx & 0x2) ? ALIGN(ret, 64) : ret; in xstate_required_size()
68 #define SF(name) (boot_cpu_has(X86_FEATURE_##name) ? F(name) : 0)
85 for (i = 0; i < nent; i++) { in cpuid_entry2_find()
129 best = cpuid_entry2_find(entries, nent, 0x80000008, in kvm_check_cpuid()
132 int vaddr_bits = (best->eax & 0xff00) >> 8; in kvm_check_cpuid()
134 if (vaddr_bits != 48 && vaddr_bits != 57 && vaddr_bits != 0) in kvm_check_cpuid()
142 best = cpuid_entry2_find(entries, nent, 0xd, 0); in kvm_check_cpuid()
144 return 0; in kvm_check_cpuid()
149 return 0; in kvm_check_cpuid()
164 for (i = 0; i < nent; i++) { in kvm_cpuid_check_equal()
174 return 0; in kvm_cpuid_check_equal()
182 vcpu->arch.kvm_cpuid_base = 0; in kvm_update_kvm_cpuid_base()
190 signature[0] = entry->ebx; in kvm_update_kvm_cpuid_base()
241 best = cpuid_entry2_find(entries, nent, 0xd, 0); in cpuid_get_supported_xcr0()
243 return 0; in cpuid_get_supported_xcr0()
265 best = cpuid_entry2_find(entries, nent, 7, 0); in __kvm_update_cpuid_runtime()
266 if (best && boot_cpu_has(X86_FEATURE_PKU) && best->function == 0x7) in __kvm_update_cpuid_runtime()
270 best = cpuid_entry2_find(entries, nent, 0xD, 0); in __kvm_update_cpuid_runtime()
274 best = cpuid_entry2_find(entries, nent, 0xD, 1); in __kvm_update_cpuid_runtime()
285 best = cpuid_entry2_find(entries, nent, 0x1, KVM_CPUID_INDEX_NOT_SIGNIFICANT); in __kvm_update_cpuid_runtime()
293 * Bits 127:0 of the allowed SECS.ATTRIBUTES (CPUID.0x12.0x1) enumerate in __kvm_update_cpuid_runtime()
300 best = cpuid_entry2_find(entries, nent, 0x12, 0x1); in __kvm_update_cpuid_runtime()
302 best->ecx &= guest_supported_xcr0 & 0xffffffff; in __kvm_update_cpuid_runtime()
375 best = kvm_find_cpuid_entry(vcpu, 0x80000000); in cpuid_query_maxphyaddr()
376 if (!best || best->eax < 0x80000008) in cpuid_query_maxphyaddr()
378 best = kvm_find_cpuid_entry(vcpu, 0x80000008); in cpuid_query_maxphyaddr()
380 return best->eax & 0xff; in cpuid_query_maxphyaddr()
419 return 0; in kvm_set_cpuid()
439 return 0; in kvm_set_cpuid()
465 for (i = 0; i < cpuid->nent; i++) { in kvm_vcpu_ioctl_set_cpuid()
471 e2[i].index = 0; in kvm_vcpu_ioctl_set_cpuid()
472 e2[i].flags = 0; in kvm_vcpu_ioctl_set_cpuid()
473 e2[i].padding[0] = 0; in kvm_vcpu_ioctl_set_cpuid()
474 e2[i].padding[1] = 0; in kvm_vcpu_ioctl_set_cpuid()
475 e2[i].padding[2] = 0; in kvm_vcpu_ioctl_set_cpuid()
524 return 0; in kvm_vcpu_ioctl_get_cpuid2()
573 unsigned int f_gbpages = 0; in kvm_set_cpu_caps()
574 unsigned int f_lm = 0; in kvm_set_cpu_caps()
575 unsigned int f_xfd = 0; in kvm_set_cpu_caps()
577 memset(kvm_cpu_caps, 0, sizeof(kvm_cpu_caps)); in kvm_set_cpu_caps()
590 F(XMM3) | F(PCLMULQDQ) | 0 /* DTES64, MONITOR */ | in kvm_set_cpu_caps()
591 0 /* DS-CPL, VMX, SMX, EST */ | in kvm_set_cpu_caps()
592 0 /* TM2 */ | F(SSSE3) | 0 /* CNXT-ID */ | 0 /* Reserved */ | in kvm_set_cpu_caps()
593 F(FMA) | F(CX16) | 0 /* xTPR Update */ | F(PDCM) | in kvm_set_cpu_caps()
594 F(PCID) | 0 /* Reserved, DCA */ | F(XMM4_1) | in kvm_set_cpu_caps()
596 0 /* Reserved*/ | F(AES) | F(XSAVE) | 0 /* OSXSAVE */ | F(AVX) | in kvm_set_cpu_caps()
605 F(CX8) | F(APIC) | 0 /* Reserved */ | F(SEP) | in kvm_set_cpu_caps()
607 F(PAT) | F(PSE36) | 0 /* PSN */ | F(CLFLUSH) | in kvm_set_cpu_caps()
608 0 /* Reserved, DS, ACPI */ | F(MMX) | in kvm_set_cpu_caps()
610 0 /* HTT, TM, Reserved, PBE */ in kvm_set_cpu_caps()
616 F(RTM) | F(ZERO_FCS_FDS) | 0 /*MPX*/ | F(AVX512F) | in kvm_set_cpu_caps()
618 F(CLFLUSHOPT) | F(CLWB) | 0 /*INTEL_PT*/ | F(AVX512PF) | in kvm_set_cpu_caps()
623 F(AVX512VBMI) | F(LA57) | F(PKU) | 0 /*OSPKE*/ | F(RDPID) | in kvm_set_cpu_caps()
626 F(CLDEMOTE) | F(MOVDIRI) | F(MOVDIR64B) | 0 /*WAITPKG*/ | in kvm_set_cpu_caps()
672 F(LAHF_LM) | F(CMP_LEGACY) | 0 /*SVM*/ | 0 /* ExtApicSpace */ | in kvm_set_cpu_caps()
674 F(3DNOWPREFETCH) | F(OSVW) | 0 /* IBS */ | F(XOP) | in kvm_set_cpu_caps()
675 0 /* SKINIT, WDT, LWP */ | F(FMA4) | F(TBM) | in kvm_set_cpu_caps()
676 F(TOPOEXT) | 0 /* PERFCTR_CORE */ in kvm_set_cpu_caps()
682 F(CX8) | F(APIC) | 0 /* Reserved */ | F(SYSCALL) | in kvm_set_cpu_caps()
684 F(PAT) | F(PSE36) | 0 /* Reserved */ | in kvm_set_cpu_caps()
685 F(NX) | 0 /* Reserved */ | F(MMXEXT) | F(MMX) | in kvm_set_cpu_caps()
687 0 /* Reserved */ | f_lm | F(3DNOWEXT) | F(3DNOW) in kvm_set_cpu_caps()
727 kvm_cpu_cap_mask(CPUID_8000_000A_EDX, 0); in kvm_set_cpu_caps()
730 0 /* SME */ | F(SEV) | 0 /* VM_PAGE_FLUSH */ | F(SEV_ES) | in kvm_set_cpu_caps()
772 memset(entry, 0, sizeof(*entry)); in do_host_cpuid()
775 switch (function & 0xC0000000) { in do_host_cpuid()
776 case 0x40000000: in do_host_cpuid()
780 case 0x80000000: in do_host_cpuid()
782 * 0x80000021 is sometimes synthesized by __do_cpuid_func, which in do_host_cpuid()
788 WRITE_ONCE(max_cpuid_80000000, cpuid_eax(0x80000000)); in do_host_cpuid()
816 entry->index = 0; in __do_cpuid_func_emulated()
817 entry->flags = 0; in __do_cpuid_func_emulated()
820 case 0: in __do_cpuid_func_emulated()
830 entry->eax = 0; in __do_cpuid_func_emulated()
839 return 0; in __do_cpuid_func_emulated()
852 entry = do_host_cpuid(array, function, 0); in __do_cpuid_func()
857 case 0: in __do_cpuid_func()
859 entry->eax = min(entry->eax, 0x1fU); in __do_cpuid_func()
868 * CPUID(function=2, index=0) may return different results each in __do_cpuid_func()
870 * number of times software should do CPUID(2, 0). in __do_cpuid_func()
873 * idiotic. Intel's SDM states that EAX & 0xff "will always in __do_cpuid_func()
879 * a stateful CPUID.0x2 is encountered. in __do_cpuid_func()
881 WARN_ON_ONCE((entry->eax & 0xff) > 1); in __do_cpuid_func()
883 /* functions 4 and 0x8000001d have additional index. */ in __do_cpuid_func()
885 case 0x8000001d: in __do_cpuid_func()
890 for (i = 1; entry->eax & 0x1f; ++i) { in __do_cpuid_func()
897 entry->eax = 0x4; /* allow ARAT */ in __do_cpuid_func()
898 entry->ebx = 0; in __do_cpuid_func()
899 entry->ecx = 0; in __do_cpuid_func()
900 entry->edx = 0; in __do_cpuid_func()
909 /* KVM only supports 0x7.0 and 0x7.1, capped above via min(). */ in __do_cpuid_func()
916 entry->ebx = 0; in __do_cpuid_func()
917 entry->ecx = 0; in __do_cpuid_func()
918 entry->edx = 0; in __do_cpuid_func()
921 case 0xa: { /* Architectural Performance Monitoring */ in __do_cpuid_func()
926 entry->eax = entry->ebx = entry->ecx = entry->edx = 0; in __do_cpuid_func()
939 edx.split.reserved1 = 0; in __do_cpuid_func()
940 edx.split.reserved2 = 0; in __do_cpuid_func()
944 entry->ecx = 0; in __do_cpuid_func()
949 * Per Intel's SDM, the 0x1f is a superset of 0xb, in __do_cpuid_func()
952 case 0x1f: in __do_cpuid_func()
953 case 0xb: in __do_cpuid_func()
956 * previous entry is zero. Note, CPUID EAX.{0x1f,0xb}.0 is in __do_cpuid_func()
959 for (i = 1; entry->ecx & 0xff00; ++i) { in __do_cpuid_func()
965 case 0xd: { in __do_cpuid_func()
985 WARN_ON_ONCE(permitted_xss != 0); in __do_cpuid_func()
986 entry->ebx = 0; in __do_cpuid_func()
1012 if (WARN_ON_ONCE(!entry->eax || (entry->ecx & 0x1) != s_state)) { in __do_cpuid_func()
1019 entry->edx = 0; in __do_cpuid_func()
1023 case 0x12: in __do_cpuid_func()
1026 entry->eax = entry->ebx = entry->ecx = entry->edx = 0; in __do_cpuid_func()
1031 * Index 0: Sub-features, MISCSELECT (a.k.a extended features) in __do_cpuid_func()
1053 entry->ebx &= 0; in __do_cpuid_func()
1056 case 0x14: in __do_cpuid_func()
1058 entry->eax = entry->ebx = entry->ecx = entry->edx = 0; in __do_cpuid_func()
1068 case 0x1d: in __do_cpuid_func()
1070 entry->eax = entry->ebx = entry->ecx = entry->edx = 0; in __do_cpuid_func()
1079 case 0x1e: /* TMUL information */ in __do_cpuid_func()
1081 entry->eax = entry->ebx = entry->ecx = entry->edx = 0; in __do_cpuid_func()
1088 entry->ebx = sigptr[0]; in __do_cpuid_func()
1111 entry->ebx = 0; in __do_cpuid_func()
1112 entry->ecx = 0; in __do_cpuid_func()
1113 entry->edx = 0; in __do_cpuid_func()
1115 case 0x80000000: in __do_cpuid_func()
1116 entry->eax = min(entry->eax, 0x80000021); in __do_cpuid_func()
1122 * However, only do it if the host has CPUID leaf 0x8000001d. in __do_cpuid_func()
1124 * CPUID leaf if KVM reports that it supports 0x8000001d or in __do_cpuid_func()
1127 * 0x8000001d. Even worse, this can result in an infinite in __do_cpuid_func()
1130 if (entry->eax >= 0x8000001d && in __do_cpuid_func()
1133 entry->eax = max(entry->eax, 0x80000021); in __do_cpuid_func()
1135 case 0x80000001: in __do_cpuid_func()
1140 case 0x80000006: in __do_cpuid_func()
1144 case 0x80000007: /* Advanced power management */ in __do_cpuid_func()
1149 entry->eax = entry->ebx = entry->ecx = 0; in __do_cpuid_func()
1151 case 0x80000008: { in __do_cpuid_func()
1152 unsigned g_phys_as = (entry->eax >> 16) & 0xff; in __do_cpuid_func()
1153 unsigned virt_as = max((entry->eax >> 8) & 0xff, 48U); in __do_cpuid_func()
1154 unsigned phys_as = entry->eax & 0xff; in __do_cpuid_func()
1173 entry->edx = 0; in __do_cpuid_func()
1177 case 0x8000000A: in __do_cpuid_func()
1179 entry->eax = entry->ebx = entry->ecx = entry->edx = 0; in __do_cpuid_func()
1185 entry->ecx = 0; /* Reserved */ in __do_cpuid_func()
1188 case 0x80000019: in __do_cpuid_func()
1189 entry->ecx = entry->edx = 0; in __do_cpuid_func()
1191 case 0x8000001a: in __do_cpuid_func()
1192 entry->eax &= GENMASK(2, 0); in __do_cpuid_func()
1193 entry->ebx = entry->ecx = entry->edx = 0; in __do_cpuid_func()
1195 case 0x8000001e: in __do_cpuid_func()
1197 case 0x8000001F: in __do_cpuid_func()
1199 entry->eax = entry->ebx = entry->ecx = entry->edx = 0; in __do_cpuid_func()
1205 * Enumerate '0' for "PA bits reduction", the adjusted in __do_cpuid_func()
1206 * MAXPHYADDR is enumerated directly (see 0x80000008). in __do_cpuid_func()
1211 case 0x80000020: in __do_cpuid_func()
1212 entry->eax = entry->ebx = entry->ecx = entry->edx = 0; in __do_cpuid_func()
1214 case 0x80000021: in __do_cpuid_func()
1215 entry->ebx = entry->ecx = entry->edx = 0; in __do_cpuid_func()
1218 * EAX 0 NNDBP, Processor ignores nested data breakpoints in __do_cpuid_func()
1226 entry->eax &= BIT(0) | BIT(2) | BIT(6); in __do_cpuid_func()
1233 case 0xC0000000: in __do_cpuid_func()
1234 /*Just support up to 0xC0000004 now*/ in __do_cpuid_func()
1235 entry->eax = min(entry->eax, 0xC0000004); in __do_cpuid_func()
1237 case 0xC0000001: in __do_cpuid_func()
1242 case 0xC0000002: in __do_cpuid_func()
1243 case 0xC0000003: in __do_cpuid_func()
1244 case 0xC0000004: in __do_cpuid_func()
1246 entry->eax = entry->ebx = entry->ecx = entry->edx = 0; in __do_cpuid_func()
1250 r = 0; in __do_cpuid_func()
1267 #define CENTAUR_CPUID_SIGNATURE 0xC0000000
1277 return 0; in get_cpuid_func()
1310 for (i = 0; i < num_entries; i++) { in sanity_check_entries()
1314 if (pad[0] || pad[1] || pad[2]) in sanity_check_entries()
1325 0, 0x80000000, CENTAUR_CPUID_SIGNATURE, KVM_CPUID_SIGNATURE, in kvm_dev_ioctl_get_cpuid()
1329 .nent = 0, in kvm_dev_ioctl_get_cpuid()
1347 for (i = 0; i < ARRAY_SIZE(funcs); i++) { in kvm_dev_ioctl_get_cpuid()
1381 * highest basic leaf (i.e. CPUID.0H:EAX) were requested. AMD CPUID semantics
1394 * - Basic: 0x00000000 - 0x3fffffff, 0x50000000 - 0x7fffffff
1395 * - Hypervisor: 0x40000000 - 0x4fffffff
1396 * - Extended: 0x80000000 - 0xbfffffff
1397 * - Centaur: 0xc0000000 - 0xcfffffff
1400 * their own independent class associated with a 0x100 byte range. E.g. if Qemu
1404 * - HyperV: 0x40000000 - 0x400000ff
1405 * - KVM: 0x40000100 - 0x400001ff
1413 basic = kvm_find_cpuid_entry(vcpu, 0); in get_out_of_range_cpuid_entry()
1421 if (function >= 0x40000000 && function <= 0x4fffffff) in get_out_of_range_cpuid_entry()
1422 class = kvm_find_cpuid_entry(vcpu, function & 0xffffff00); in get_out_of_range_cpuid_entry()
1423 else if (function >= 0xc0000000) in get_out_of_range_cpuid_entry()
1424 class = kvm_find_cpuid_entry(vcpu, 0xc0000000); in get_out_of_range_cpuid_entry()
1426 class = kvm_find_cpuid_entry(vcpu, function & 0x80000000); in get_out_of_range_cpuid_entry()
1433 * max basic entry, e.g. if the max basic leaf is 0xb but there is no in get_out_of_range_cpuid_entry()
1434 * entry for CPUID.0xb.index (see below), then the output value for EDX in get_out_of_range_cpuid_entry()
1435 * needs to be pulled from CPUID.0xb.1. in get_out_of_range_cpuid_entry()
1467 if (function == 7 && index == 0) { in kvm_cpuid()
1474 *eax = *ebx = *ecx = *edx = 0; in kvm_cpuid()
1476 * When leaf 0BH or 1FH is defined, CL is pass-through in kvm_cpuid()
1482 if (function == 0xb || function == 0x1f) { in kvm_cpuid()
1485 *ecx = index & 0xff; in kvm_cpuid()
1500 if (cpuid_fault_enabled(vcpu) && !kvm_require_cpl(vcpu, 0)) in kvm_emulate_cpuid()