* redistribute, and modify it as specified in the file "V3VEE_LICENSE".
*/
-#include <devices/piix3.h>
+
#include <palacios/vmm.h>
#include <devices/pci.h>
+#include <devices/southbridge.h>
+
+
+
+static int reset_piix3(struct vm_device * dev) {
+ struct v3_southbridge * piix3 = (struct v3_southbridge *)(dev->private_data);
+ struct pci_device * pci_dev = piix3->southbridge_pci;
+
+ pci_dev->config_header.command = 0x0007; // master, memory and I/O
+ pci_dev->config_header.status = 0x0200;
+
+ pci_dev->config_space[0x4c] = 0x4d;
+ pci_dev->config_space[0x4e] = 0x03;
+ pci_dev->config_space[0x4f] = 0x00;
+ pci_dev->config_space[0x60] = 0x80;
+ pci_dev->config_space[0x69] = 0x02;
+ pci_dev->config_space[0x70] = 0x80;
+ pci_dev->config_space[0x76] = 0x0c;
+ pci_dev->config_space[0x77] = 0x0c;
+ pci_dev->config_space[0x78] = 0x02;
+ pci_dev->config_space[0x79] = 0x00;
+ pci_dev->config_space[0x80] = 0x00;
+ pci_dev->config_space[0x82] = 0x00;
+ pci_dev->config_space[0xa0] = 0x08;
+ pci_dev->config_space[0xa2] = 0x00;
+ pci_dev->config_space[0xa3] = 0x00;
+ pci_dev->config_space[0xa4] = 0x00;
+ pci_dev->config_space[0xa5] = 0x00;
+ pci_dev->config_space[0xa6] = 0x00;
+ pci_dev->config_space[0xa7] = 0x00;
+ pci_dev->config_space[0xa8] = 0x0f;
+ pci_dev->config_space[0xaa] = 0x00;
+ pci_dev->config_space[0xab] = 0x00;
+ pci_dev->config_space[0xac] = 0x00;
+ pci_dev->config_space[0xae] = 0x00;
-
-struct piix3_state {
- uint8_t pci_dev_num;
-
- struct vm_device * pci;
-
-};
+ return 0;
+}
-static int init_piix3(struct vm_device * dev) {
- return 0;
-}
-static int deinit_piix3(struct vm_device * dev) {
+static int piix_free(struct vm_device * dev) {
return 0;
}
-static struct vm_device_ops dev_ops = {
- .init = init_piix3,
- .deinit = deinit_piix3,
- .reset = NULL,
+static struct v3_device_ops dev_ops = {
+ .free = piix_free,
+ .reset = reset_piix3,
.start = NULL,
.stop = NULL,
};
-struct vm_device * v3_create_piix3(struct vm_device * pci) {
- struct piix3_state * piix3 = (struct piix3_state *)V3_Malloc(sizeof(struct piix3_state));
+
+
+static int setup_pci(struct vm_device * dev) {
+ struct v3_southbridge * piix3 = (struct v3_southbridge *)(dev->private_data);
+ struct pci_device * pci_dev = NULL;
+ struct v3_pci_bar bars[6];
+ int i;
+
+ for (i = 0; i < 6; i++) {
+ bars[i].type = PCI_BAR_NONE;
+ }
+
+ pci_dev = v3_pci_register_device(piix3->pci_bus, PCI_MULTIFUNCTION,
+ 0, -1, 0,
+ "PIIX3", bars,
+ NULL, NULL, NULL, dev);
+ if (pci_dev == NULL) {
+ PrintError("Could not register PCI Device for PIIX3\n");
+ return -1;
+ }
+
+ pci_dev->config_header.vendor_id = 0x8086;
+ pci_dev->config_header.device_id = 0x7000; // PIIX4 is 0x7001
+ pci_dev->config_header.class = PCI_CLASS_BRIDGE;
+ pci_dev->config_header.subclass = PCI_BRIDGE_SUBCLASS_PCI_ISA;
+
+ piix3->southbridge_pci = pci_dev;
+
+ reset_piix3(dev);
+
+ return 0;
+}
+
+static int piix3_init(struct guest_info * vm, void * cfg_data) {
+ struct v3_southbridge * piix3 = (struct v3_southbridge *)V3_Malloc(sizeof(struct v3_southbridge));
struct vm_device * dev = NULL;
+ struct vm_device * pci = v3_find_dev(vm, (char *)cfg_data);
+
+ if (!pci) {
+ PrintError("Could not find PCI device\n");
+ return -1;
+ }
- piix3->pci = pci;
+ piix3->pci_bus = pci;
+ piix3->type = V3_SB_PIIX3;
- dev = v3_create_device("PIIX3", &dev_ops, piix3);
+ dev = v3_allocate_device("PIIX3", &dev_ops, piix3);
+
+ if (v3_attach_device(vm, dev) == -1) {
+ PrintError("Could not attach device %s\n", "PIIX3");
+ return -1;
+ }
PrintDebug("Created PIIX3\n");
- return dev;
+ return setup_pci(dev);
}
+
+
+device_register("PIIX3", piix3_init)