X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?p=palacios.git;a=blobdiff_plain;f=palacios%2Fsrc%2Fpalacios%2Fsvm.c;h=a6a6879e96f20c969422724a1bb44adfb163608d;hp=1bf16ccfa45dd469533c1a48dfc4df212f407d49;hb=6ee36e0a7e4585bd0e4235eeb60644fffe230af3;hpb=c33edc166097522d640b65af5376ca940ac13838

diff --git a/palacios/src/palacios/svm.c b/palacios/src/palacios/svm.c
index 1bf16cc..a6a6879 100644
--- a/palacios/src/palacios/svm.c
+++ b/palacios/src/palacios/svm.c
@@ -37,6 +37,9 @@
 #include <palacios/vmm_rbtree.h>
 #include <palacios/vmm_barrier.h>
 
+#ifdef V3_CONFIG_CHECKPOINT
+#include <palacios/vmm_checkpoint.h>
+#endif
 
 #include <palacios/vmm_direct_paging.h>
 
@@ -339,6 +342,63 @@ int v3_deinit_svm_vmcb(struct guest_info * core) {
 }
 
 
+#ifdef V3_CONFIG_CHECKPOINT
+int v3_svm_save_core(struct guest_info * core, void * ctx){
+
+    v3_chkpt_save(ctx, "vmcb_data", PAGE_SIZE, core->vmm_data);
+
+    return 0;
+}
+
+int v3_svm_patch_core(struct guest_info * core, void * chkpt_ctx){
+    struct cr0_32 * shadow_cr0;
+    vmcb_saved_state_t * guest_state; 
+    vmcb_ctrl_t * guest_ctrl;
+
+
+
+    if (v3_chkpt_load(chkpt_ctx, "vmcb_data", PAGE_SIZE, core->vmm_data) == -1){
+	return -1;
+    }
+
+    guest_state = GET_VMCB_SAVE_STATE_AREA((vmcb_t *)(core->vmm_data));
+    guest_ctrl = GET_VMCB_CTRL_AREA((vmcb_t *)(core->vmm_data));
+
+	
+    core->rip = guest_state->rip;
+    core->vm_regs.rsp = guest_state->rsp;
+    core->vm_regs.rax = guest_state->rax;
+
+    core->cpl = guest_state->cpl;
+
+    core->ctrl_regs.cr0 = guest_state->cr0;
+    core->ctrl_regs.cr2 = guest_state->cr2;
+    core->ctrl_regs.cr4 = guest_state->cr4;
+    core->dbg_regs.dr6 = guest_state->dr6;
+    core->dbg_regs.dr7 = guest_state->dr7;
+    core->ctrl_regs.cr8 = guest_ctrl->guest_ctrl.V_TPR;
+    core->ctrl_regs.rflags = guest_state->rflags;
+    core->ctrl_regs.efer = guest_state->efer;
+
+		
+    shadow_cr0 = (struct cr0_32 *)&(core->ctrl_regs.cr0);
+
+
+    if (core->shdw_pg_mode == SHADOW_PAGING) {
+	if (shadow_cr0->pg){
+	    if (v3_activate_passthrough_pt(core) == -1) {
+		PrintError("Failed to activate passthrough page tables\n");
+		return -1;
+	    }
+	}
+    }
+
+
+    v3_get_vmcb_segments((vmcb_t*)(core->vmm_data), &(core->segments));
+    return 0;
+}
+#endif
+
 static int update_irq_exit_state(struct guest_info * info) {
     vmcb_ctrl_t * guest_ctrl = GET_VMCB_CTRL_AREA((vmcb_t*)(info->vmm_data));