X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?a=blobdiff_plain;f=palacios%2Fsrc%2Fpalacios%2Fvm_guest.c;h=3572ee5775540ffed7dc2de7177aa122b29b8869;hb=101529b6eae500272347287df43ec51aa003d0aa;hp=33c85adcdb137338ac7c8d2abac69b981610f404;hpb=d4073a9dbe24ae160b8d6bd8fd5fd4ad8aa995a3;p=palacios.git

diff --git a/palacios/src/palacios/vm_guest.c b/palacios/src/palacios/vm_guest.c
index 33c85ad..3572ee5 100644
--- a/palacios/src/palacios/vm_guest.c
+++ b/palacios/src/palacios/vm_guest.c
@@ -1,9 +1,69 @@
+/* (c) 2008, Jack Lange <jarusl@cs.northwestern.edu> */
+/* (c) 2008, The V3VEE Project <http://www.v3vee.org> */
+
 #include <palacios/vm_guest.h>
+#include <palacios/vmm_ctrl_regs.h>
 #include <palacios/vmm.h>
 
-void PrintV3Segments(struct v3_segments * segs) {
+
+vm_cpu_mode_t get_cpu_mode(struct guest_info * info) {
+  struct cr0_32 * cr0;
+  struct cr4_32 * cr4 = (struct cr4_32 *)&(info->ctrl_regs.cr4);
+  struct efer_64 * efer = (struct efer_64 *)&(info->ctrl_regs.efer);
+  struct v3_segment * cs = &(info->segments.cs);
+
+  if (info->shdw_pg_mode == SHADOW_PAGING) {
+    cr0 = (struct cr0_32 *)&(info->shdw_pg_state.guest_cr0);
+  } else if (info->shdw_pg_mode == NESTED_PAGING) {
+    cr0 = (struct cr0_32 *)&(info->ctrl_regs.cr0);
+  } else {
+    PrintError("Invalid Paging Mode...\n");
+    V3_ASSERT(0);
+    return -1;
+  }
+
+  if (cr0->pe == 0) {
+    return REAL;
+  } else if ((cr4->pae == 0) && (efer->lma == 0)) {
+    return PROTECTED;
+  } else if (efer->lma == 0) {
+    return PROTECTED_PAE;
+  } else if ((efer->lma == 1) && (cs->long_mode == 1)) {
+    return LONG;
+  } else {
+    return LONG_32_COMPAT;
+  }
+}
+
+vm_mem_mode_t get_mem_mode(struct guest_info * info) {
+  struct cr0_32 * cr0;
+
+  if (info->shdw_pg_mode == SHADOW_PAGING) {
+    cr0 = (struct cr0_32 *)&(info->shdw_pg_state.guest_cr0);
+  } else if (info->shdw_pg_mode == NESTED_PAGING) {
+    cr0 = (struct cr0_32 *)&(info->ctrl_regs.cr0);
+  } else {
+    PrintError("Invalid Paging Mode...\n");
+    V3_ASSERT(0);
+    return -1;
+  }
+
+
+
+  if (cr0->pg == 0) {
+    return PHYSICAL_MEM;
+  } else {
+    return VIRTUAL_MEM;
+  }
+}
+
+
+void PrintV3Segments(struct guest_info * info) {
+  struct v3_segments * segs = &(info->segments);
   int i = 0;
-  struct v3_segment * seg_ptr = (struct v3_segment *)segs;
+  struct v3_segment * seg_ptr;
+
+  seg_ptr=(struct v3_segment *)segs;
   
   char *seg_names[] = {"CS", "DS" , "ES", "FS", "GS", "SS" , "LDTR", "GDTR", "IDTR", "TR", NULL};
   PrintDebug("Segments\n");
@@ -17,14 +77,33 @@ void PrintV3Segments(struct v3_segments * segs) {
 }
 
 
-void PrintV3CtrlRegs(struct v3_ctrl_regs * regs) {
+void PrintV3CtrlRegs(struct guest_info * info) {
+  struct v3_ctrl_regs * regs = &(info->ctrl_regs);
   int i = 0;
-  v3_reg_t * reg_ptr = (v3_reg_t *)regs;
+  v3_reg_t * reg_ptr;
   char * reg_names[] = {"CR0", "CR2", "CR3", "CR4", "CR8", "FLAGS", NULL};
 
+  reg_ptr= (v3_reg_t *)regs;
+
   PrintDebug("32 bit Ctrl Regs:\n");
 
   for (i = 0; reg_names[i] != NULL; i++) {
     PrintDebug("\t%s=0x%x\n", reg_names[i], reg_ptr[i]);  
   }
 }
+
+
+void PrintV3GPRs(struct guest_info * info) {
+  struct v3_gprs * regs = &(info->vm_regs);
+  int i = 0;
+  v3_reg_t * reg_ptr;
+  char * reg_names[] = { "RDI", "RSI", "RBP", "RSP", "RBX", "RDX", "RCX", "RAX", NULL};
+
+  reg_ptr= (v3_reg_t *)regs;
+
+  PrintDebug("32 bit GPRs:\n");
+
+  for (i = 0; reg_names[i] != NULL; i++) {
+    PrintDebug("\t%s=0x%x\n", reg_names[i], reg_ptr[i]);  
+  }
+}