#include <palacios/vm_guest_mem.h>
#include <palacios/vm_guest.h>
+
+#ifndef DEBUG_NESTED_PAGING
+#undef PrintDebug
+#define PrintDebug(fmt, args...)
+#endif
+
+
static addr_t create_generic_pt_page() {
void * page = 0;
page = V3_VAddr(V3_AllocPages(1));
// Inline handler functions for each cpu mode
#include "vmm_direct_paging_32.h"
#include "vmm_direct_paging_32pae.h"
+#include "vmm_direct_paging_64.h"
addr_t v3_create_direct_passthrough_pts(struct guest_info * info) {
int v3_handle_passthrough_pagefault(struct guest_info * info, addr_t fault_addr, pf_error_t error_code) {
v3_vm_cpu_mode_t mode = v3_get_cpu_mode(info);
-
+
switch(mode) {
case REAL:
case PROTECTED:
}
return -1;
}
+
+
+
+int v3_handle_nested_pagefault(struct guest_info * info, addr_t fault_addr, pf_error_t error_code) {
+ // THIS IS VERY BAD
+ v3_vm_cpu_mode_t mode = LONG;
+
+
+ PrintDebug("Nested PageFault: fault_addr=%p, error_code=%u\n",(void*)fault_addr, *(uint_t *)&error_code);
+
+ switch(mode) {
+ case REAL:
+ case PROTECTED:
+ return handle_passthrough_pagefault_32(info, fault_addr, error_code);
+
+ case PROTECTED_PAE:
+ return handle_passthrough_pagefault_32pae(info, fault_addr, error_code);
+
+ case LONG:
+ case LONG_32_COMPAT:
+ return handle_passthrough_pagefault_64(info, fault_addr, error_code);
+
+ default:
+ PrintError("Unknown CPU Mode\n");
+ break;
+ }
+ return -1;
+}
+