--- /dev/null
+/*
+ * This file is part of the Palacios Virtual Machine Monitor developed
+ * by the V3VEE Project with funding from the United States National
+ * Science Foundation and the Department of Energy.
+ *
+ * The V3VEE Project is a joint project between Northwestern University
+ * and the University of New Mexico. You can find out more at
+ * http://www.v3vee.org
+ *
+ * Copyright (c) 2008, Jack Lange <jarusl@cs.northwestern.edu>
+ * Copyright (c) 2008, The V3VEE Project <http://www.v3vee.org>
+ * All rights reserved.
+ *
+ * Author: Jack Lange <jarusl@cs.northwestern.edu>
+ *
+ * This is free software. You are permitted to use,
+ * redistribute, and modify it as specified in the file "V3VEE_LICENSE".
+ */
+
+#include <palacios/vmm_excp.h>
+#include <palacios/vmm.h>
+#include <palacios/vmm_types.h>
+
+void v3_init_exception_state(struct guest_info * info) {
+ info->excp_state.excp_pending = 0;
+ info->excp_state.excp_num = 0;
+ info->excp_state.excp_error_code = 0;
+
+}
+
+
+
+int v3_raise_exception_with_error(struct guest_info * info, uint_t excp, uint_t error_code) {
+ struct v3_excp_state * excp_state = &(info->excp_state);
+
+ if (excp_state->excp_pending == 0) {
+ excp_state->excp_pending = 1;
+ excp_state->excp_num = excp;
+ excp_state->excp_error_code = error_code;
+ excp_state->excp_error_code_valid = 1;
+ // PrintDebug("[v3_raise_exception_with_error] error code: %x\n", error_code);
+ } else {
+ PrintError("exception already pending, currently not implemented\n");
+ return -1;
+ }
+
+ return 0;
+}
+
+int v3_raise_exception(struct guest_info * info, uint_t excp) {
+ struct v3_excp_state * excp_state = &(info->excp_state);
+ //PrintDebug("[v3_raise_exception]\n");
+ if (excp_state->excp_pending == 0) {
+ excp_state->excp_pending = 1;
+ excp_state->excp_num = excp;
+ excp_state->excp_error_code = 0;
+ excp_state->excp_error_code_valid = 0;
+ } else {
+ PrintError("exception already pending, currently not implemented\n");
+ return -1;
+ }
+
+ return 0;
+}
+
+
+int v3_excp_pending(struct guest_info * info) {
+ struct v3_excp_state * excp_state = &(info->excp_state);
+
+ if (excp_state->excp_pending == 1) {
+ return 1;
+ }
+
+ return 0;
+}
+
+
+int v3_get_excp_number(struct guest_info * info) {
+ struct v3_excp_state * excp_state = &(info->excp_state);
+
+ if (excp_state->excp_pending == 1) {
+ return excp_state->excp_num;
+ }
+
+ return 0;
+}
+
+
+int v3_injecting_excp(struct guest_info * info, uint_t excp) {
+ struct v3_excp_state * excp_state = &(info->excp_state);
+
+ excp_state->excp_pending = 0;
+ excp_state->excp_num = 0;
+ excp_state->excp_error_code = 0;
+ excp_state->excp_error_code_valid = 0;
+
+ return 0;
+}