Home
last modified time | relevance | path

Searched refs:ghcb (Results 1 – 9 of 9) sorted by relevance

/linux/arch/x86/coco/sev/
H A Dcore.c126 static struct ghcb boot_ghcb_page __bss_decrypted __aligned(PAGE_SIZE);
132 struct ghcb *boot_ghcb __section(".data");
158 struct ghcb *ghcb; in get_jump_table_addr() local
166 ghcb = __sev_get_ghcb(&state); in get_jump_table_addr()
168 vc_ghcb_invalidate(ghcb); in get_jump_table_addr()
169 ghcb_set_sw_exit_code(ghcb, SVM_VMGEXIT_AP_JUMP_TABLE); in get_jump_table_addr()
170 ghcb_set_sw_exit_info_1(ghcb, SVM_VMGEXIT_GET_AP_JUMP_TABLE); in get_jump_table_addr()
171 ghcb_set_sw_exit_info_2(ghcb, 0); in get_jump_table_addr()
173 sev_es_wr_ghcb_msr(__pa(ghcb)); in get_jump_table_addr()
176 if (ghcb_sw_exit_info_1_is_valid(ghcb) && in get_jump_table_addr()
[all …]
/linux/arch/x86/hyperv/
H A Divm.c36 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()
[all …]
/linux/arch/x86/include/asm/
H A Dx86_init.h5 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);
H A Dsev.h539 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;
/linux/arch/x86/kernel/cpu/
H A Dmshyperv.c769 static void hv_sev_es_hcall_prepare(struct ghcb *ghcb, struct pt_regs *regs) in hv_sev_es_hcall_prepare() argument
772 ghcb_set_rcx(ghcb, regs->cx); in hv_sev_es_hcall_prepare()
773 ghcb_set_rdx(ghcb, regs->dx); in hv_sev_es_hcall_prepare()
774 ghcb_set_r8(ghcb, regs->r8); in hv_sev_es_hcall_prepare()
777 static bool hv_sev_es_hcall_finish(struct ghcb *ghcb, struct pt_regs *regs) in hv_sev_es_hcall_finish() argument
/linux/arch/x86/kernel/
H A Dkvm.c1027 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
/linux/arch/x86/kvm/svm/
H A Dsev.c3319 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()
[all …]
H A Dsvm.h226 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()
948 return READ_ONCE(svm->sev_es.ghcb->save.field); \
H A Dsvm.c2864 if (!err || !sev_es_guest(vcpu->kvm) || WARN_ON_ONCE(!svm->sev_es.ghcb)) in svm_complete_emulated_msr()