Updated devices to remove vm_device dependencies.

[palacios.git] / palacios / src / devices / lnx_virtio_blk.c

diff --git a/palacios/src/devices/lnx_virtio_blk.c b/palacios/src/devices/lnx_virtio_blk.c
index 989459a..6cb8fa3 100644 (file)
--- a/palacios/src/devices/lnx_virtio_blk.c
+++ b/palacios/src/devices/lnx_virtio_blk.c
@@ -122,16 +122,7 @@ static int blk_reset(struct virtio_blk_state * virtio) {
 }
 
 
-static int virtio_reset(struct vm_device * dev) {
-    struct virtio_dev_state * dev_state = (struct virtio_dev_state *)(dev->private_data);
-    struct virtio_blk_state * blk_state = NULL;
 
-    list_for_each_entry(blk_state, &(dev_state->dev_list), dev_link) {
-       blk_reset(blk_state);
-    }
-
-    return 0;
-}
 
 static int handle_read_op(struct virtio_blk_state * blk_state, uint8_t * buf, uint64_t * sector, uint64_t len) {
     int ret = -1;
@@ -163,7 +154,7 @@ static int handle_block_op(struct guest_info * core, struct virtio_blk_state * b
     uint8_t * buf = NULL;
 
     PrintDebug("Handling Block op\n");
-    if (guest_pa_to_host_va(core, buf_desc->addr_gpa, (addr_t *)&(buf)) == -1) {
+    if (v3_gpa_to_hva(core, buf_desc->addr_gpa, (addr_t *)&(buf)) == -1) {
        PrintError("Could not translate buffer address\n");
        return -1;
     }
@@ -241,7 +232,7 @@ static int handle_kick(struct guest_info * core, struct virtio_blk_state * blk_s
        PrintDebug("Header Descriptor (ptr=%p) gpa=%p, len=%d, flags=%x, next=%d\n", hdr_desc, 
                   (void *)(hdr_desc->addr_gpa), hdr_desc->length, hdr_desc->flags, hdr_desc->next);    
 
-       if (guest_pa_to_host_va(core, hdr_desc->addr_gpa, &(hdr_addr)) == -1) {
+       if (v3_gpa_to_hva(core, hdr_desc->addr_gpa, &(hdr_addr)) == -1) {
            PrintError("Could not translate block header address\n");
            return -1;
        }
@@ -279,7 +270,7 @@ static int handle_kick(struct guest_info * core, struct virtio_blk_state * blk_s
        PrintDebug("Status Descriptor (ptr=%p) gpa=%p, len=%d, flags=%x, next=%d\n", status_desc, 
                   (void *)(status_desc->addr_gpa), status_desc->length, status_desc->flags, status_desc->next);
 
-       if (guest_pa_to_host_va(core, status_desc->addr_gpa, (addr_t *)&(status_ptr)) == -1) {
+       if (v3_gpa_to_hva(core, status_desc->addr_gpa, (addr_t *)&(status_ptr)) == -1) {
            PrintError("Could not translate status address\n");
            return -1;
        }
@@ -341,19 +332,19 @@ static int virtio_io_write(struct guest_info * core, uint16_t port, void * src,
                // round up to next page boundary.
                blk_state->queue.ring_used_addr = (blk_state->queue.ring_used_addr + 0xfff) & ~0xfff;
 
-               if (guest_pa_to_host_va(core, blk_state->queue.ring_desc_addr, (addr_t *)&(blk_state->queue.desc)) == -1) {
+               if (v3_gpa_to_hva(core, blk_state->queue.ring_desc_addr, (addr_t *)&(blk_state->queue.desc)) == -1) {
                    PrintError("Could not translate ring descriptor address\n");
                    return -1;
                }
 
 
-               if (guest_pa_to_host_va(core, blk_state->queue.ring_avail_addr, (addr_t *)&(blk_state->queue.avail)) == -1) {
+               if (v3_gpa_to_hva(core, blk_state->queue.ring_avail_addr, (addr_t *)&(blk_state->queue.avail)) == -1) {
                    PrintError("Could not translate ring available address\n");
                    return -1;
                }
 
 
-               if (guest_pa_to_host_va(core, blk_state->queue.ring_used_addr, (addr_t *)&(blk_state->queue.used)) == -1) {
+               if (v3_gpa_to_hva(core, blk_state->queue.ring_used_addr, (addr_t *)&(blk_state->queue.used)) == -1) {
                    PrintError("Could not translate ring used address\n");
                    return -1;
                }
@@ -486,9 +477,7 @@ static int virtio_io_read(struct guest_info * core, uint16_t port, void * dst, u
 
 static struct v3_device_ops dev_ops = {
     .free = virtio_free,
-    .reset = virtio_reset,
-    .start = NULL,
-    .stop = NULL,
+
 };
 
 
@@ -606,7 +595,7 @@ static int connect_fn(struct v3_vm_info * vm,
 static int virtio_init(struct v3_vm_info * vm, v3_cfg_tree_t * cfg) {
     struct vm_device * pci_bus = v3_find_dev(vm, v3_cfg_val(cfg, "bus"));
     struct virtio_dev_state * virtio_state = NULL;
-    char * name = v3_cfg_val(cfg, "name");
+    char * dev_id = v3_cfg_val(cfg, "ID");
 
     PrintDebug("Initializing VIRTIO Block device\n");
 
@@ -623,14 +612,14 @@ static int virtio_init(struct v3_vm_info * vm, v3_cfg_tree_t * cfg) {
     virtio_state->pci_bus = pci_bus;
 
 
-    struct vm_device * dev = v3_allocate_device(name, &dev_ops, virtio_state);
+    struct vm_device * dev = v3_allocate_device(dev_id, &dev_ops, virtio_state);
     if (v3_attach_device(vm, dev) == -1) {
-       PrintError("Could not attach device %s\n", name);
+       PrintError("Could not attach device %s\n", dev_id);
        return -1;
     }
 
-    if (v3_dev_add_blk_frontend(vm, name, connect_fn, (void *)virtio_state) == -1) {
-       PrintError("Could not register %s as block frontend\n", name);
+    if (v3_dev_add_blk_frontend(vm, dev_id, connect_fn, (void *)virtio_state) == -1) {
+       PrintError("Could not register %s as block frontend\n", dev_id);
        return -1;
     }