x86/kvm/smm.c

184 				    struct kvm_smram_state_32 *smram)
189 	smram->cr0     = kvm_read_cr0(vcpu);
190 	smram->cr3     = kvm_read_cr3(vcpu);
191 	smram->eflags  = kvm_get_rflags(vcpu);
192 	smram->eip     = kvm_rip_read(vcpu);
195 		smram->gprs[i] = kvm_register_read_raw(vcpu, i);
197 	smram->dr6     = (u32)vcpu->arch.dr6;
198 	smram->dr7     = (u32)vcpu->arch.dr7;
200 	enter_smm_save_seg_32(vcpu, &smram->tr, &smram->tr_sel, VCPU_SREG_TR);
201 	enter_smm_save_seg_32(vcpu, &smram->ldtr, &smram->ldtr_sel, VCPU_SREG_LDTR);
204 	smram->gdtr.base = dt.address;
205 	smram->gdtr.limit = dt.size;
208 	smram->idtr.base = dt.address;
209 	smram->idtr.limit = dt.size;
211 	enter_smm_save_seg_32(vcpu, &smram->es, &smram->es_sel, VCPU_SREG_ES);
212 	enter_smm_save_seg_32(vcpu, &smram->cs, &smram->cs_sel, VCPU_SREG_CS);
213 	enter_smm_save_seg_32(vcpu, &smram->ss, &smram->ss_sel, VCPU_SREG_SS);
215 	enter_smm_save_seg_32(vcpu, &smram->ds, &smram->ds_sel, VCPU_SREG_DS);
216 	enter_smm_save_seg_32(vcpu, &smram->fs, &smram->fs_sel, VCPU_SREG_FS);
217 	enter_smm_save_seg_32(vcpu, &smram->gs, &smram->gs_sel, VCPU_SREG_GS);
219 	smram->cr4 = kvm_read_cr4(vcpu);
220 	smram->smm_revision = 0x00020000;
221 	smram->smbase = vcpu->arch.smbase;
223 	smram->int_shadow = static_call(kvm_x86_get_interrupt_shadow)(vcpu);
228 				    struct kvm_smram_state_64 *smram)
234 		smram->gprs[15 - i] = kvm_register_read_raw(vcpu, i);
236 	smram->rip    = kvm_rip_read(vcpu);
237 	smram->rflags = kvm_get_rflags(vcpu);
239 	smram->dr6 = vcpu->arch.dr6;
240 	smram->dr7 = vcpu->arch.dr7;
242 	smram->cr0 = kvm_read_cr0(vcpu);
243 	smram->cr3 = kvm_read_cr3(vcpu);
244 	smram->cr4 = kvm_read_cr4(vcpu);
246 	smram->smbase = vcpu->arch.smbase;
247 	smram->smm_revison = 0x00020064;
249 	smram->efer = vcpu->arch.efer;
251 	enter_smm_save_seg_64(vcpu, &smram->tr, VCPU_SREG_TR);
254 	smram->idtr.limit = dt.size;
255 	smram->idtr.base = dt.address;
257 	enter_smm_save_seg_64(vcpu, &smram->ldtr, VCPU_SREG_LDTR);
260 	smram->gdtr.limit = dt.size;
261 	smram->gdtr.base = dt.address;
263 	enter_smm_save_seg_64(vcpu, &smram->es, VCPU_SREG_ES);
264 	enter_smm_save_seg_64(vcpu, &smram->cs, VCPU_SREG_CS);
265 	enter_smm_save_seg_64(vcpu, &smram->ss, VCPU_SREG_SS);
266 	enter_smm_save_seg_64(vcpu, &smram->ds, VCPU_SREG_DS);
267 	enter_smm_save_seg_64(vcpu, &smram->fs, VCPU_SREG_FS);
268 	enter_smm_save_seg_64(vcpu, &smram->gs, VCPU_SREG_GS);
270 	smram->int_shadow = static_call(kvm_x86_get_interrupt_shadow)(vcpu);
279 	union kvm_smram smram;
283 	memset(smram.bytes, 0, sizeof(smram.bytes));
287 		enter_smm_save_state_64(vcpu, &smram.smram64);
290 		enter_smm_save_state_32(vcpu, &smram.smram32);
300 	if (static_call(kvm_x86_enter_smm)(vcpu, &smram))
305 	if (kvm_vcpu_write_guest(vcpu, vcpu->arch.smbase + 0xfe00, &smram, sizeof(smram)))
568 	union kvm_smram smram;
574 	ret = kvm_vcpu_read_guest(vcpu, smbase + 0xfe00, smram.bytes, sizeof(smram));
631 	if (static_call(kvm_x86_leave_smm)(vcpu, &smram))
636 		return rsm_load_state_64(ctxt, &smram.smram64);
639 		return rsm_load_state_32(ctxt, &smram.smram32);