2 * This file is part of the Palacios Virtual Machine Monitor developed
3 * by the V3VEE Project with funding from the United States National
4 * Science Foundation and the Department of Energy.
6 * The V3VEE Project is a joint project between Northwestern University
7 * and the University of New Mexico. You can find out more at
10 * Copyright (c) 2008, Jack Lange <jarusl@cs.northwestern.edu>
11 * Copyright (c) 2008, The V3VEE Project <http://www.v3vee.org>
12 * All rights reserved.
14 * Author: Jack Lange <jarusl@cs.northwestern.edu>
16 * This is free software. You are permitted to use,
17 * redistribute, and modify it as specified in the file "V3VEE_LICENSE".
20 #include <palacios/vm_guest_mem.h>
23 static int pre_config_pc_core(struct guest_info * info, v3_cfg_tree_t * cfg) {
25 info->mem_mode = PHYSICAL_MEM;
28 info->vm_regs.rdi = 0;
29 info->vm_regs.rsi = 0;
30 info->vm_regs.rbp = 0;
31 info->vm_regs.rsp = 0;
32 info->vm_regs.rbx = 0;
33 info->vm_regs.rdx = 0;
34 info->vm_regs.rcx = 0;
35 info->vm_regs.rax = 0;
40 static int post_config_pc_core(struct guest_info * info, v3_cfg_tree_t * cfg) {
42 v3_print_mem_map(info->vm_info);
46 static int post_config_pc(struct v3_vm_info * vm, v3_cfg_tree_t * cfg) {
49 #if defined(V3_CONFIG_SEABIOS) || defined(V3_CONFIG_BOCHSBIOS)
51 #define VGABIOS_START 0x000c0000
54 extern uint8_t v3_vgabios_start[];
55 extern uint8_t v3_vgabios_end[];
56 void * vgabios_dst = 0;
58 if (v3_gpa_to_hva(&(vm->cores[0]), VGABIOS_START, (addr_t *)&vgabios_dst) == -1) {
59 PrintError(vm, VCORE_NONE, "Could not find VGABIOS destination address\n");
63 V3_Print(vm,VCORE_NONE,"Mapping VGA BIOS of %llu bytes at address %p\n", (uint64_t)(v3_vgabios_end-v3_vgabios_start), (void*)VGABIOS_START);
64 memcpy(vgabios_dst, v3_vgabios_start, v3_vgabios_end - v3_vgabios_start);
72 extern uint8_t v3_rombios_start[];
73 extern uint8_t v3_rombios_end[];
74 void * rombios_dst = 0;
76 if (v3_gpa_to_hva(&(vm->cores[0]), V3_CONFIG_BIOS_START, (addr_t *)&rombios_dst) == -1) {
77 PrintError(vm, VCORE_NONE, "Could not find ROMBIOS destination address\n");
81 V3_Print(vm,VCORE_NONE,"Mapping BIOS of %llu bytes at address %p\n", (uint64_t)(v3_rombios_end-v3_rombios_start), (void*)V3_CONFIG_BIOS_START);
82 memcpy(rombios_dst, v3_rombios_start, v3_rombios_end - v3_rombios_start);
84 #ifdef V3_CONFIG_SEABIOS
85 // SEABIOS is also mapped into end of 4GB region
86 if (v3_add_shadow_mem(vm, V3_MEM_CORE_ANY,
87 0xfffe0000, 0xffffffff,
88 (addr_t)V3_PAddr(rombios_dst)) == -1) {
89 PrintError(vm, VCORE_NONE, "Error mapping SEABIOS to end of memory\n");
92 V3_Print(vm,VCORE_NONE,"Additionally mapping SEABIOS of %llu bytes at address %p\n", (uint64_t)(v3_rombios_end-v3_rombios_start), (void*)0xfffe0000);