+static int setup_memory_map(struct guest_info * info, struct v3_vm_config * config_ptr);
+static int setup_devices(struct guest_info * info, struct v3_vm_config * config_ptr);
+static struct vm_device * configure_generic(struct guest_info * info, struct v3_vm_config * config_ptr);
+
+
static int mem_test_read(addr_t guest_addr, void * dst, uint_t length, void * priv_data) {
int foo = 20;
int v3_config_guest(struct guest_info * info, struct v3_vm_config * config_ptr) {
extern v3_cpu_arch_t v3_cpu_type;
-
- int use_ramdisk = config_ptr->use_ramdisk;
- int use_generic = USE_GENERIC;
-
-
+ // Initialize the subsystem data strutures
v3_init_time(info);
+ v3_init_vmm_io_map(info);
+ v3_init_msr_map(info);
+ v3_init_interrupt_state(info);
+ v3_init_dev_mgr(info);
+ v3_init_emulator(info);
+ v3_init_host_events(info);
+
init_shadow_map(info);
if (v3_cpu_type == V3_SVM_REV3_CPU) {
info->shdw_pg_mode = SHADOW_PAGING;
}
+ // Initial CPU operating mode
info->cpu_mode = REAL;
info->mem_mode = PHYSICAL_MEM;
-
+
+ // Amount of ram the Guest will have
+ info->mem_size = config_ptr->mem_size;
+
+ // Configure the memory map for the guest
+ setup_memory_map(info, config_ptr);
+
+ // Configure the devices for the guest
+ setup_devices(info, config_ptr);
- v3_init_vmm_io_map(info);
- v3_init_msr_map(info);
- v3_init_interrupt_state(info);
-
- v3_init_dev_mgr(info);
- v3_init_emulator(info);
+ //v3_hook_io_port(info, 1234, &IO_Read, NULL, info);
+
+ // Setup initial cpu register state
+ info->rip = 0xfff0;
+ info->vm_regs.rsp = 0x0;
- v3_init_host_events(info);
-
+ return 0;
+}
+
+
+/* TODO:
+ * The amount of guest memory is stored in info->mem_size
+ * We need to make sure the memory map extends to cover it
+ */
+static int setup_memory_map(struct guest_info * info, struct v3_vm_config * config_ptr) {
/* layout rombios */
{
print_shadow_map(&(info->mem_map));
-
- {
+
+ return 0;
+}
+
+
+
+static int setup_devices(struct guest_info * info, struct v3_vm_config * config_ptr) {
struct vm_device * ramdisk = NULL;
struct vm_device * cdrom = NULL;
struct vm_device * nvram = v3_create_nvram();
//struct vm_device * serial = v3_create_serial();
struct vm_device * generic = NULL;
-
+ int use_ramdisk = config_ptr->use_ramdisk;
+ int use_generic = USE_GENERIC;
if (use_ramdisk) {
if (use_generic) {
+ generic = configure_generic(info, config_ptr);
+ }
+
+
+ v3_attach_device(info, nvram);
+ //v3_attach_device(info, timer);
+ v3_attach_device(info, pic);
+ v3_attach_device(info, pit);
+ v3_attach_device(info, keyboard);
+ // v3_attach_device(info, serial);
+ v3_attach_device(info, bochs_debug);
+
+ if (use_ramdisk) {
+ v3_attach_device(info, ramdisk);
+ v3_attach_device(info, cdrom);
+ }
+
+ if (use_generic) {
+ // Important that this be attached last!
+ v3_attach_device(info, generic);
+ }
+
+ PrintDebugDevMgr(info);
+
+
+ // give keyboard interrupts to vm
+ // no longer needed since we have a keyboard device
+ //hook_irq(&vm_info, 1);
+
+#if 0
+ // give floppy controller to vm
+ v3_hook_passthrough_irq(info, 6);
+#endif
+
+
+ if (!use_ramdisk) {
+ PrintDebug("Hooking IDE IRQs\n");
+
+ //primary ide
+ v3_hook_passthrough_irq(info, 14);
+
+ // secondary ide
+ v3_hook_passthrough_irq(info, 15);
+ }
+
+
+ return 0;
+}
+
+
+
+static struct vm_device * configure_generic(struct guest_info * info, struct v3_vm_config * config_ptr) {
PrintDebug("Creating Generic Device\n");
- generic = v3_create_generic();
+ struct vm_device * generic = v3_create_generic();
// Make the DMA controller invisible
v3_generic_add_port_range(generic, 0x00, 0x07, GENERIC_PRINT_AND_IGNORE); // DMA 1 channels 0,1,2,3 (address, counter)
v3_generic_add_port_range(generic, 0xc000, 0xc00f, GENERIC_PRINT_AND_IGNORE);
#endif
-
- }
// v3_generic_add_port_range(generic, 0x378, 0x400, GENERIC_PRINT_AND_IGNORE);
+ return generic;
-
-
- v3_attach_device(info, nvram);
- //v3_attach_device(info, timer);
- v3_attach_device(info, pic);
- v3_attach_device(info, pit);
- v3_attach_device(info, keyboard);
- // v3_attach_device(info, serial);
- v3_attach_device(info, bochs_debug);
-
- if (use_ramdisk) {
- v3_attach_device(info, ramdisk);
- v3_attach_device(info, cdrom);
- }
-
- if (use_generic) {
- // Important that this be attached last!
- v3_attach_device(info, generic);
- }
-
- PrintDebugDevMgr(info);
- }
-
- // give keyboard interrupts to vm
- // no longer needed since we have a keyboard device
- //hook_irq(&vm_info, 1);
-
-#if 0
- // give floppy controller to vm
- v3_hook_passthrough_irq(info, 6);
-#endif
-
-
- if (!use_ramdisk) {
- PrintDebug("Hooking IDE IRQs\n");
-
- //primary ide
- v3_hook_passthrough_irq(info, 14);
-
- // secondary ide
- v3_hook_passthrough_irq(info, 15);
- }
-
- //v3_hook_io_port(info, 1234, &IO_Read, NULL, info);
-
- info->rip = 0xfff0;
- info->vm_regs.rsp = 0x0;
-
-
- return 0;
}