X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?p=palacios.git;a=blobdiff_plain;f=palacios%2Fsrc%2Fpalacios%2Fvmm_dev_mgr.c;h=c7a8f957fc6e108ca20c58e1a4541f85391784cd;hp=c21295846b26801e536a4321430a1d7dd84d6a79;hb=123a1ba27ea09c8fa77a1b36ce625b43d7c48b14;hpb=0e097100a26bc43eb8964734fa43130fc4c71429

diff --git a/palacios/src/palacios/vmm_dev_mgr.c b/palacios/src/palacios/vmm_dev_mgr.c
index c212958..c7a8f95 100644
--- a/palacios/src/palacios/vmm_dev_mgr.c
+++ b/palacios/src/palacios/vmm_dev_mgr.c
@@ -94,6 +94,14 @@ int v3_init_dev_mgr(struct guest_info * info) {
 
     mgr->dev_table = v3_create_htable(0, dev_hash_fn, dev_eq_fn);
 
+    INIT_LIST_HEAD(&(mgr->blk_list));
+    INIT_LIST_HEAD(&(mgr->net_list));
+    INIT_LIST_HEAD(&(mgr->console_list));
+
+    mgr->blk_table = v3_create_htable(0, dev_hash_fn, dev_eq_fn);
+    mgr->net_table = v3_create_htable(0, dev_hash_fn, dev_eq_fn);
+    mgr->console_table = v3_create_htable(0, dev_hash_fn, dev_eq_fn);
+    
     return 0;
 }
 
@@ -113,7 +121,7 @@ int v3_dev_mgr_deinit(struct guest_info * info) {
 
 
 
-int v3_create_device(struct guest_info * info, const char * dev_name, void * cfg_data) {
+int v3_create_device(struct guest_info * info, const char * dev_name, v3_cfg_tree_t * cfg) {
     int (*dev_init)(struct guest_info * info, void * cfg_data);
 
     dev_init = (void *)v3_htable_search(master_dev_table, (addr_t)dev_name);
@@ -124,7 +132,7 @@ int v3_create_device(struct guest_info * info, const char * dev_name, void * cfg
     }
 
 
-    if (dev_init(info, cfg_data) == -1) {
+    if (dev_init(info, cfg) == -1) {
 	PrintError("Could not initialize Device %s\n", dev_name);
 	return -1;
     }
@@ -142,6 +150,10 @@ void v3_free_device(struct vm_device * dev) {
 struct vm_device * v3_find_dev(struct guest_info * info, const char * dev_name) {
     struct vmm_dev_mgr * mgr = &(info->dev_mgr);
 
+    if (!dev_name) {
+	return NULL;
+    }
+
     return (struct vm_device *)v3_htable_search(mgr->dev_table, (addr_t)dev_name);
 }
 
@@ -213,31 +225,81 @@ int v3_attach_device(struct guest_info * vm, struct vm_device * dev ) {
 }
 
 
-#ifdef CONFIG_DEBUG_DEV_MGR
 
-void PrintDebugDevMgr(struct guest_info * info) {
+void v3_print_dev_mgr(struct guest_info * info) {
     struct vmm_dev_mgr * mgr = &(info->dev_mgr);
     struct vm_device * dev;
 
-    PrintDebug("%d devices registered with manager\n", mgr->num_devs);
+    V3_Print("%d devices registered with manager\n", mgr->num_devs);
 
     list_for_each_entry(dev, &(mgr->dev_list), dev_link) {
-	PrintDebugDev(dev);
-	PrintDebug("next..\n");
+	V3_Print("Device: %s\n", dev->name);
     }
 
     return;
 }
 
 
-void PrintDebugDev(struct vm_device * dev) {
-    PrintDebug("Device: %s\n", dev->name);
+
+
+struct blk_frontend {
+    int (*connect)(struct guest_info * info, 
+		    void * frontend_data, 
+		    struct v3_dev_blk_ops * ops, 
+		    v3_cfg_tree_t * cfg, 
+		    void * priv_data);
+	
+
+    struct list_head blk_node;
+
+    void * priv_data;
+};
+
+
+
+int v3_dev_add_blk_frontend(struct guest_info * info, 
+			    char * name, 
+			    int (*connect)(struct guest_info * info, 
+					    void * frontend_data, 
+					    struct v3_dev_blk_ops * ops, 
+					    v3_cfg_tree_t * cfg, 
+					    void * priv_data), 
+			    void * priv_data) {
+
+    struct blk_frontend * frontend = NULL;
+
+    frontend = (struct blk_frontend *)V3_Malloc(sizeof(struct blk_frontend));
+    memset(frontend, 0, sizeof(struct blk_frontend));
+    
+    frontend->connect = connect;
+    frontend->priv_data = priv_data;
+	
+    list_add(&(frontend->blk_node), &(info->dev_mgr.blk_list));
+    v3_htable_insert(info->dev_mgr.blk_table, (addr_t)(name), (addr_t)frontend);
+
+    return 0;
 }
 
+int v3_dev_connect_blk(struct guest_info * info, 
+		       char * frontend_name, 
+		       struct v3_dev_blk_ops * ops, 
+		       v3_cfg_tree_t * cfg, 
+		       void * private_data) {
+
+    struct blk_frontend * frontend = NULL;
 
+    frontend = (struct blk_frontend *)v3_htable_search(info->dev_mgr.blk_table,
+						       (addr_t)frontend_name);
+    
+    if (frontend == NULL) {
+	PrintError("Could not find frontend blk device %s\n", frontend_name);
+	return 0;
+    }
 
+    if (frontend->connect(info, frontend->priv_data, ops, cfg, private_data) == -1) {
+	PrintError("Error connecting to block frontend %s\n", frontend_name);
+	return -1;
+    }
 
-#else 
-void PrintDebugDevMgr(struct guest_info * info) {}
-void PrintDebugDev(struct vm_device * dev) {}
-#endif
+    return 0;
+}