int i, j;
for (i = 0; i < sizeof(bus->dev_map); i++) {
+ PrintDebug("i=%d\n", i);
if (bus->dev_map[i] != 0xff) {
// availability
for (j = 0; j < 8; j++) {
+ PrintDebug("\tj=%d\n", j);
if (!(bus->dev_map[i] & (0x1 << j))) {
return ((i * 8) + j);
}
-static int pci_deinit_device(struct vm_device * dev) {
+static int pci_free(struct vm_device * dev) {
int i = 0;
for (i = 0; i < 4; i++){
-static int pci_init_device(struct vm_device * dev) {
- struct pci_internal * pci_state = (struct pci_internal *)dev->private_data;
+
+static struct v3_device_ops dev_ops = {
+ .free = pci_free,
+ .reset = pci_reset_device,
+ .start = pci_start_device,
+ .stop = pci_stop_device,
+};
+
+
+
+
+static int pci_init(struct guest_info * vm, void * cfg_data) {
+ struct pci_internal * pci_state = V3_Malloc(sizeof(struct pci_internal));
int i = 0;
- PrintDebug("pci: init_device\n");
+ PrintDebug("PCI internal at %p\n",(void *)pci_state);
+
+ struct vm_device * dev = v3_allocate_device("PCI", &dev_ops, pci_state);
+
+ if (v3_attach_device(vm, dev) == -1) {
+ PrintError("Could not attach device %s\n", "PCI");
+ return -1;
+ }
- // JRL: Fix this....
- // dev->vm->pci = dev; //should be in vmm_config.c
pci_state->addr_reg.val = 0;
}
-static struct vm_device_ops dev_ops = {
- .init = pci_init_device,
- .deinit = pci_deinit_device,
- .reset = pci_reset_device,
- .start = pci_start_device,
- .stop = pci_stop_device,
-};
-
-
-struct vm_device * v3_create_pci() {
- struct pci_internal * pci_state = V3_Malloc(sizeof(struct pci_internal));
-
- PrintDebug("PCI internal at %p\n",(void *)pci_state);
-
- struct vm_device * device = v3_create_device("PCI", &dev_ops, pci_state);
-
- return device;
-}
-
+device_register("PCI", pci_init)
static inline int init_bars(struct pci_device * pci_dev) {
for (j = 0; j < pci_dev->bar[i].num_ports; j++) {
// hook IO
- if (v3_dev_hook_io(pci_dev->vm_dev, pci_dev->bar[i].default_base_port + j,
- pci_dev->bar[i].io_read, pci_dev->bar[i].io_write) == -1) {
- PrintError("Could not hook default io port %x\n", pci_dev->bar[i].default_base_port + j);
- return -1;
+ if (pci_dev->bar[i].default_base_port != 0xffff) {
+ if (v3_dev_hook_io(pci_dev->vm_dev, pci_dev->bar[i].default_base_port + j,
+ pci_dev->bar[i].io_read, pci_dev->bar[i].io_write) == -1) {
+ PrintError("Could not hook default io port %x\n", pci_dev->bar[i].default_base_port + j);
+ return -1;
+ }
}
}
return NULL;
}
- if (dev_num == -1) {
+ if (dev_num == PCI_AUTO_DEV_NUM) {
+ PrintDebug("Searching for free device number\n");
if ((dev_num = get_free_dev_num(bus)) == -1) {
PrintError("No more available PCI slots on bus %d\n", bus->bus_num);
return NULL;
}
}
+ PrintDebug("Checking for PCI Device\n");
+
if (get_device(bus, dev_num, fn_num) != NULL) {
PrintError("PCI Device already registered at slot %d on bus %d\n",
dev_num, bus->bus_num);