#include <palacios/vmm.h>
#include <palacios/vmm_dev_mgr.h>
-#include <palacios/vmm_sym_swap.h>
#include <palacios/vm_guest.h>
return model->ops->get_capacity(model->private_data);
}
-static int model_free(struct vm_device * dev) {
- return -1;
+static int model_free(struct disk_state * model) {
+
+ // unhook from frontend
+
+ V3_Free(model);
+ return 0;
}
static struct v3_device_ops dev_ops = {
- .free = model_free,
- .reset = NULL,
- .start = NULL,
- .stop = NULL,
+ .free = (int (*)(void *))model_free,
};
uint32_t seek_time = atoi(v3_cfg_val(cfg, "seek_us"));
struct disk_state * model = (struct disk_state *)V3_Malloc(sizeof(struct disk_state));
+ if (!model) {
+ PrintError(vm, VCORE_NONE, "Cannot allocate\n");
+ return -1;
+ }
model->ops = ops;
model->seek_usecs = seek_time;
if (v3_dev_connect_blk(vm, v3_cfg_val(frontend_cfg, "tag"),
&blk_ops, frontend_cfg, model) == -1) {
- PrintError("Could not connect to frontend %s\n",
+ PrintError(vm, VCORE_NONE, "Could not connect to frontend %s\n",
v3_cfg_val(frontend_cfg, "tag"));
return -1;
}
static int model_init(struct v3_vm_info * vm, v3_cfg_tree_t * cfg) {
- char * name = v3_cfg_val(cfg, "name");
+ char * dev_id = v3_cfg_val(cfg, "ID");
- struct vm_device * dev = v3_allocate_device(name, &dev_ops, NULL);
+ struct vm_device * dev = v3_add_device(vm, dev_id, &dev_ops, NULL);
- if (v3_attach_device(vm, dev) == -1) {
- PrintError("Could not attach device %s\n", name);
+ if (dev == NULL) {
+ PrintError(vm, VCORE_NONE, "Could not attach device %s\n", dev_id);
return -1;
}
- if (v3_dev_add_blk_frontend(vm, name, connect_fn, NULL) == -1) {
- PrintError("Could not register %s as block frontend\n", name);
+ if (v3_dev_add_blk_frontend(vm, dev_id, connect_fn, NULL) == -1) {
+ PrintError(vm, VCORE_NONE, "Could not register %s as block frontend\n", dev_id);
+ v3_remove_device(dev);
return -1;
}