| /linux/arch/x86/coco/sev/ |
| H A D | noinstr.c | 96 struct ghcb *ghcb; in __sev_es_nmi_complete() local
98 ghcb = __sev_get_ghcb(&state); in __sev_es_nmi_complete()
100 vc_ghcb_invalidate(ghcb); in __sev_es_nmi_complete()
101 ghcb_set_sw_exit_code(ghcb, SVM_VMGEXIT_NMI_COMPLETE); in __sev_es_nmi_complete()
102 ghcb_set_sw_exit_info_1(ghcb, 0); in __sev_es_nmi_complete()
103 ghcb_set_sw_exit_info_2(ghcb, 0); in __sev_es_nmi_complete()
105 sev_es_wr_ghcb_msr(__pa_nodebug(ghcb)); in __sev_es_nmi_complete()
117 noinstr struct ghcb *__sev_get_ghcb(struct ghcb_state *state) in __sev_get_ghcb()
120 struct ghcb *ghcb; in __sev_get_ghcb() local
128 ghcb = &data->ghcb_page; in __sev_get_ghcb()
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| H A D | core.c | 127 static struct ghcb boot_ghcb_page __bss_decrypted __aligned(PAGE_SIZE);
133 struct ghcb *boot_ghcb __section(".data");
159 struct ghcb *ghcb; in get_jump_table_addr() local
167 ghcb = __sev_get_ghcb(&state); in get_jump_table_addr()
169 vc_ghcb_invalidate(ghcb); in get_jump_table_addr()
170 ghcb_set_sw_exit_code(ghcb, SVM_VMGEXIT_AP_JUMP_TABLE); in get_jump_table_addr()
171 ghcb_set_sw_exit_info_1(ghcb, SVM_VMGEXIT_GET_AP_JUMP_TABLE); in get_jump_table_addr()
172 ghcb_set_sw_exit_info_2(ghcb, 0); in get_jump_table_addr()
174 sev_es_wr_ghcb_msr(__pa(ghcb)); in get_jump_table_addr()
177 if (ghcb_sw_exit_info_1_is_valid(ghcb) && in get_jump_table_addr()
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| /linux/arch/x86/hyperv/ |
| H A D | ivm.c | 36 struct ghcb ghcb; member
92 hv_ghcb->ghcb.protocol_version = GHCB_PROTOCOL_MAX; in hv_ghcb_hypercall()
93 hv_ghcb->ghcb.ghcb_usage = GHCB_USAGE_HYPERV_CALL; in hv_ghcb_hypercall()
104 hv_ghcb->ghcb.ghcb_usage = 0xffffffff; in hv_ghcb_hypercall()
105 memset(hv_ghcb->ghcb.save.valid_bitmap, 0, in hv_ghcb_hypercall()
106 sizeof(hv_ghcb->ghcb.save.valid_bitmap)); in hv_ghcb_hypercall()
125 static enum es_result hv_ghcb_hv_call(struct ghcb *ghcb, u64 exit_code, in hv_ghcb_hv_call() argument
129 ghcb->protocol_version = hv_ghcb_version; in hv_ghcb_hv_call()
130 ghcb->ghcb_usage = GHCB_DEFAULT_USAGE; in hv_ghcb_hv_call()
132 ghcb_set_sw_exit_code(ghcb, exit_code); in hv_ghcb_hv_call()
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| /linux/arch/x86/boot/compressed/ |
| H A D | sev.c | 30 static struct ghcb boot_ghcb_page __aligned(PAGE_SIZE);
31 struct ghcb *boot_ghcb __section(".data");
146 static void __noreturn sev_es_ghcb_terminate(struct ghcb *ghcb, unsigned int set, in sev_es_ghcb_terminate() argument
151 vc_ghcb_invalidate(ghcb); in sev_es_ghcb_terminate()
152 ghcb_set_sw_exit_code(ghcb, SVM_VMGEXIT_TERM_REQUEST); in sev_es_ghcb_terminate()
153 ghcb_set_sw_exit_info_1(ghcb, exit_info_1); in sev_es_ghcb_terminate()
154 ghcb_set_sw_exit_info_2(ghcb, exit_info_2); in sev_es_ghcb_terminate()
156 sev_es_wr_ghcb_msr(__pa(ghcb)); in sev_es_ghcb_terminate()
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| /linux/arch/x86/include/asm/ |
| H A D | x86_init.h | 5 struct ghcb;
284 void (*sev_es_hcall_prepare)(struct ghcb *ghcb, struct pt_regs *regs);
285 bool (*sev_es_hcall_finish)(struct ghcb *ghcb, struct pt_regs *regs);
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| H A D | sev.h | 539 static __always_inline void vc_ghcb_invalidate(struct ghcb *ghcb) in vc_ghcb_invalidate() argument
541 ghcb->save.sw_exit_code = 0; in vc_ghcb_invalidate()
542 __builtin_memset(ghcb->save.valid_bitmap, 0, sizeof(ghcb->save.valid_bitmap)); in vc_ghcb_invalidate()
564 enum es_result sev_es_ghcb_hv_call(struct ghcb *ghcb,
573 extern struct ghcb *boot_ghcb;
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| /linux/arch/x86/kernel/cpu/ |
| H A D | mshyperv.c | 770 static void hv_sev_es_hcall_prepare(struct ghcb *ghcb, struct pt_regs *regs) in hv_sev_es_hcall_prepare() argument
773 ghcb_set_rcx(ghcb, regs->cx); in hv_sev_es_hcall_prepare()
774 ghcb_set_rdx(ghcb, regs->dx); in hv_sev_es_hcall_prepare()
775 ghcb_set_r8(ghcb, regs->r8); in hv_sev_es_hcall_prepare()
778 static bool hv_sev_es_hcall_finish(struct ghcb *ghcb, struct pt_regs *regs) in hv_sev_es_hcall_finish() argument
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| /linux/arch/x86/kernel/ |
| H A D | kvm.c | 1027 static void kvm_sev_es_hcall_prepare(struct ghcb *ghcb, struct pt_regs *regs) in kvm_sev_es_hcall_prepare() argument
1030 ghcb_set_rbx(ghcb, regs->bx); in kvm_sev_es_hcall_prepare()
1031 ghcb_set_rcx(ghcb, regs->cx); in kvm_sev_es_hcall_prepare()
1032 ghcb_set_rdx(ghcb, regs->dx); in kvm_sev_es_hcall_prepare()
1033 ghcb_set_rsi(ghcb, regs->si); in kvm_sev_es_hcall_prepare()
1036 static bool kvm_sev_es_hcall_finish(struct ghcb *ghcb, struct pt_regs *regs) in kvm_sev_es_hcall_finish() argument
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| /linux/arch/x86/kvm/svm/ |
| H A D | sev.c | 3319 struct ghcb *ghcb = svm->sev_es.ghcb; in sev_es_sync_to_ghcb() local
3329 ghcb_set_rax(ghcb, vcpu->arch.regs[VCPU_REGS_RAX]); in sev_es_sync_to_ghcb()
3330 ghcb_set_rbx(ghcb, vcpu->arch.regs[VCPU_REGS_RBX]); in sev_es_sync_to_ghcb()
3331 ghcb_set_rcx(ghcb, vcpu->arch.regs[VCPU_REGS_RCX]); in sev_es_sync_to_ghcb()
3332 ghcb_set_rdx(ghcb, vcpu->arch.regs[VCPU_REGS_RDX]); in sev_es_sync_to_ghcb()
3339 struct ghcb *ghcb = svm->sev_es.ghcb; in sev_es_sync_from_ghcb() local
3355 BUILD_BUG_ON(sizeof(svm->sev_es.valid_bitmap) != sizeof(ghcb->save.valid_bitmap)); in sev_es_sync_from_ghcb()
3356 memcpy(&svm->sev_es.valid_bitmap, &ghcb->save.valid_bitmap, sizeof(ghcb->save.valid_bitmap)); in sev_es_sync_from_ghcb()
3379 memset(ghcb->save.valid_bitmap, 0, sizeof(ghcb->save.valid_bitmap)); in sev_es_sync_from_ghcb()
3389 if (svm->sev_es.ghcb->ghcb_usage) { in sev_es_validate_vmgexit()
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| H A D | svm.h | 226 struct ghcb *ghcb; member
623 ghcb_set_sw_exit_info_1(svm->sev_es.ghcb, response); in svm_vmgexit_set_return_code()
624 ghcb_set_sw_exit_info_2(svm->sev_es.ghcb, data); in svm_vmgexit_set_return_code()
949 return READ_ONCE(svm->sev_es.ghcb->save.field); \
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| H A D | svm.c | 2865 if (!err || !sev_es_guest(vcpu->kvm) || WARN_ON_ONCE(!svm->sev_es.ghcb)) in svm_complete_emulated_msr()
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