Update to the device framework.

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

diff --git a/palacios/src/devices/ram_cd.c b/palacios/src/devices/ram_cd.c
index fb88e37..b6a1bf6 100644 (file)
--- a/palacios/src/devices/ram_cd.c
+++ b/palacios/src/devices/ram_cd.c
@@ -19,6 +19,7 @@
 
 #include <palacios/vmm.h>
 #include <devices/ram_cd.h>
+#include <palacios/vmm_dev_mgr.h>
 #include <devices/ide.h>
 
 #ifndef DEBUG_IDE
@@ -67,37 +68,27 @@ static struct v3_ide_cd_ops cd_ops = {
 };
 
 
-static int cd_init(struct vm_device * dev) {
-    struct cd_state * cd = (struct cd_state *)(dev->private_data);
 
-    if (v3_ide_register_cdrom(cd->ide, cd->bus, cd->drive, "RAM-CD", &cd_ops, dev) == -1) {
-       return -1;
-    }
-    
-    return 0;
-}
 
-
-static int cd_deinit(struct vm_device * dev) {
+static int cd_free(struct vm_device * dev) {
     return 0;
 }
 
-static struct vm_device_ops dev_ops = {
-    .init = cd_init, 
-    .deinit = cd_deinit,
+static struct v3_device_ops dev_ops = {
+    .free = cd_free,
     .reset = NULL,
     .start = NULL,
     .stop = NULL,
 };
 
-struct vm_device * v3_create_ram_cd(struct vm_device * ide, 
-                                   uint_t bus, uint_t drive, 
-                                   addr_t ramdisk, uint32_t size) {
+
+static int cd_init(struct guest_info * vm, void * cfg_data) {
     struct cd_state * cd = NULL;
+    struct ram_cd_cfg * cfg = (struct ram_cd_cfg *)cfg_data;
 
-    if (size % ATAPI_BLOCK_SIZE) {
+    if (cfg->size % ATAPI_BLOCK_SIZE) {
        PrintError("CD image must be an integral of block size (ATAPI_BLOCK_SIZE=%d)\n", ATAPI_BLOCK_SIZE);
-       return NULL;
+       return -1;
     }
 
     cd = (struct cd_state *)V3_Malloc(sizeof(struct cd_state));
@@ -105,14 +96,33 @@ struct vm_device * v3_create_ram_cd(struct vm_device * ide,
     PrintDebug("Registering Ram CD at %p (size=%d)\n", (void *)ramdisk, size);
 
   
-    cd->disk_image = ramdisk;
-    cd->capacity = size;
+    cd->disk_image = cfg->ramdisk;
+    cd->capacity = cfg->size;
+
+    cd->ide = v3_find_dev(vm, cfg->ide);
+
+    if (cd->ide == 0) {
+       PrintError("Could not find backend %s\n", cfg->ide);
+       return -1;
+    }
 
-    cd->ide = ide;
-    cd->bus = bus;
-    cd->drive = drive;
+    cd->bus = cfg->bus;
+    cd->drive = cfg->drive;
        
-    struct vm_device * cd_dev = v3_create_device("RAM-CD", &dev_ops, cd);
+    struct vm_device * dev = v3_allocate_device("RAM-CD", &dev_ops, cd);
+
+    if (v3_attach_device(vm, dev) == -1) {
+       PrintError("Could not attach device %s\n", "RAM-CD");
+       return -1;
+    }
+
 
-    return cd_dev;
+    if (v3_ide_register_cdrom(cd->ide, cd->bus, cd->drive, "RAM-CD", &cd_ops, dev) == -1) {
+       return -1;
+    }
+    
+    return 0;
 }
+
+
+device_register("RAM-CD", cd_init)