struct debug_state {
- char debug_buf[BUF_SIZE];
- uint_t debug_offset;
+ char debug_buf[BUF_SIZE];
+ uint_t debug_offset;
- char info_buf[BUF_SIZE];
- uint_t info_offset;
+ char info_buf[BUF_SIZE];
+ uint_t info_offset;
};
static int handle_info_write(ushort_t port, void * src, uint_t length, struct vm_device * dev) {
- struct debug_state * state = (struct debug_state *)dev->private_data;
+ struct debug_state * state = (struct debug_state *)dev->private_data;
- state->info_buf[state->info_offset++] = *(char*)src;
+ state->info_buf[state->info_offset++] = *(char*)src;
- if ((*(char*)src == 0xa) || (state->info_offset == (BUF_SIZE - 1))) {
- PrintDebug("BOCHSINFO>%s", state->info_buf);
- memset(state->info_buf, 0, BUF_SIZE);
- state->info_offset = 0;
- }
+ if ((*(char*)src == 0xa) || (state->info_offset == (BUF_SIZE - 1))) {
+ PrintDebug("BOCHSINFO>%s", state->info_buf);
+ memset(state->info_buf, 0, BUF_SIZE);
+ state->info_offset = 0;
+ }
- return length;
+ return length;
}
static int handle_debug_write(ushort_t port, void * src, uint_t length, struct vm_device * dev) {
- struct debug_state * state = (struct debug_state *)dev->private_data;
+ struct debug_state * state = (struct debug_state *)dev->private_data;
- state->debug_buf[state->debug_offset++] = *(char*)src;
+ state->debug_buf[state->debug_offset++] = *(char*)src;
- if ((*(char*)src == 0xa) || (state->debug_offset == (BUF_SIZE - 1))) {
- PrintDebug("BOCHSDEBUG>%s", state->debug_buf);
- memset(state->debug_buf, 0, BUF_SIZE);
- state->debug_offset = 0;
- }
+ if ((*(char*)src == 0xa) || (state->debug_offset == (BUF_SIZE - 1))) {
+ PrintDebug("BOCHSDEBUG>%s", state->debug_buf);
+ memset(state->debug_buf, 0, BUF_SIZE);
+ state->debug_offset = 0;
+ }
- return length;
+ return length;
}
static int handle_gen_write(ushort_t port, void * src, uint_t length, struct vm_device * dev) {
- switch (length) {
- case 1:
- PrintDebug(">0x%.2x\n", *(uchar_t*)src);
- break;
- case 2:
- PrintDebug(">0x%.4x\n", *(ushort_t*)src);
- break;
- case 4:
- PrintDebug(">0x%.8x\n", *(uint_t*)src);
- break;
- default:
- PrintError("Invalid length in handle_gen_write\n");
- return -1;
- break;
- }
-
- return length;
+ switch (length) {
+ case 1:
+ PrintDebug(">0x%.2x\n", *(uchar_t*)src);
+ break;
+ case 2:
+ PrintDebug(">0x%.4x\n", *(ushort_t*)src);
+ break;
+ case 4:
+ PrintDebug(">0x%.8x\n", *(uint_t*)src);
+ break;
+ default:
+ PrintError("Invalid length in handle_gen_write\n");
+ return -1;
+ break;
+ }
+
+ return length;
}
static int debug_init(struct vm_device * dev) {
- struct debug_state * state = (struct debug_state *)dev->private_data;
+ struct debug_state * state = (struct debug_state *)dev->private_data;
- state->debug_offset = 0;
- state->info_offset = 0;
- memset(state->debug_buf, 0, BUF_SIZE);
- memset(state->info_buf, 0, BUF_SIZE);
+ state->debug_offset = 0;
+ state->info_offset = 0;
+ memset(state->debug_buf, 0, BUF_SIZE);
+ memset(state->info_buf, 0, BUF_SIZE);
- v3_dev_hook_io(dev, BOCHS_PORT1, NULL, &handle_gen_write);
- v3_dev_hook_io(dev, BOCHS_PORT2, NULL, &handle_gen_write);
- v3_dev_hook_io(dev, BOCHS_INFO_PORT, NULL, &handle_info_write);
- v3_dev_hook_io(dev, BOCHS_DEBUG_PORT, NULL, &handle_debug_write);
+ v3_dev_hook_io(dev, BOCHS_PORT1, NULL, &handle_gen_write);
+ v3_dev_hook_io(dev, BOCHS_PORT2, NULL, &handle_gen_write);
+ v3_dev_hook_io(dev, BOCHS_INFO_PORT, NULL, &handle_info_write);
+ v3_dev_hook_io(dev, BOCHS_DEBUG_PORT, NULL, &handle_debug_write);
- return 0;
+ return 0;
}
static int debug_deinit(struct vm_device * dev) {
- v3_dev_unhook_io(dev, BOCHS_PORT1);
- v3_dev_unhook_io(dev, BOCHS_PORT2);
- v3_dev_unhook_io(dev, BOCHS_INFO_PORT);
- v3_dev_unhook_io(dev, BOCHS_DEBUG_PORT);
+ v3_dev_unhook_io(dev, BOCHS_PORT1);
+ v3_dev_unhook_io(dev, BOCHS_PORT2);
+ v3_dev_unhook_io(dev, BOCHS_INFO_PORT);
+ v3_dev_unhook_io(dev, BOCHS_DEBUG_PORT);
- return 0;
+ return 0;
};
static struct vm_device_ops dev_ops = {
- .init = debug_init,
- .deinit = debug_deinit,
- .reset = NULL,
- .start = NULL,
- .stop = NULL,
+ .init = debug_init,
+ .deinit = debug_deinit,
+ .reset = NULL,
+ .start = NULL,
+ .stop = NULL,
};
struct vm_device * v3_create_bochs_debug() {
- struct debug_state * state = NULL;
+ struct debug_state * state = NULL;
- state = (struct debug_state *)V3_Malloc(sizeof(struct debug_state));
+ state = (struct debug_state *)V3_Malloc(sizeof(struct debug_state));
- V3_ASSERT(state != NULL);
+ V3_ASSERT(state != NULL);
- PrintDebug("Creating Bochs Debug Device\n");
- struct vm_device * device = v3_create_device("BOCHS Debug", &dev_ops, state);
+ PrintDebug("Creating Bochs Debug Device\n");
+ struct vm_device * device = v3_create_device("BOCHS Debug", &dev_ops, state);
- return device;
+ return device;
}