static int ide_free(struct vm_device * dev) {
// unhook io ports....
+
+
// deregister from PCI?
+
+
+
return 0;
}
static struct v3_device_ops dev_ops = {
.free = ide_free,
- .reset = NULL,
- .start = NULL,
- .stop = NULL,
+
};
static int ide_init(struct v3_vm_info * vm, v3_cfg_tree_t * cfg) {
- struct ide_internal * ide = (struct ide_internal *)V3_Malloc(sizeof(struct ide_internal));
+ struct ide_internal * ide = NULL;
char * dev_id = v3_cfg_val(cfg, "ID");
PrintDebug("IDE: Initializing IDE\n");
+
+ ide = (struct ide_internal *)V3_Malloc(sizeof(struct ide_internal));
+
+ if (ide == NULL) {
+ PrintError("Error allocating IDE state\n");
+ return -1;
+ }
+
memset(ide, 0, sizeof(struct ide_internal));
if (!southbridge) {
PrintError("Could not find southbridge\n");
+ V3_Free(ide);
return -1;
}
if (v3_attach_device(vm, dev) == -1) {
PrintError("Could not attach device %s\n", dev_id);
+ v3_free_device(dev);
+ V3_Free(ide);
return -1;
}
if (init_ide_state(dev) == -1) {
PrintError("Failed to initialize IDE state\n");
+ v3_detach_device(dev);
return -1;
}
if (v3_dev_add_blk_frontend(vm, dev_id, connect_fn, (void *)ide) == -1) {
PrintError("Could not register %s as frontend\n", dev_id);
+ v3_detach_device(dev);
return -1;
}