X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?a=blobdiff_plain;f=palacios%2Finclude%2Fpalacios%2Fvmm_dev_mgr.h;h=9e019b5b092e933e05603d8533f79bc7b2c1b62a;hb=ee8666572bea1a9628d96ebc3e4d97f84b357134;hp=7e4708f6975f0438262b9fd1849fd1f687fb8356;hpb=3e5e5a12e64630d7a37ed32b8d7e2d993c79f7e0;p=palacios.git

diff --git a/palacios/include/palacios/vmm_dev_mgr.h b/palacios/include/palacios/vmm_dev_mgr.h
index 7e4708f..9e019b5 100644
--- a/palacios/include/palacios/vmm_dev_mgr.h
+++ b/palacios/include/palacios/vmm_dev_mgr.h
@@ -158,9 +158,19 @@ struct v3_dev_blk_ops {
 };
 
 struct v3_dev_net_ops {
+    /* below functions are called by frontend device
+     * These will be filled in by the backend when a backend is initiated.  --Lei*/
     int (*send)(uint8_t * buf, uint32_t count, void * private_data, struct vm_device *dest_dev);
-    int (*receive)(uint8_t * buf, uint32_t count, void * private_data, struct vm_device *src_dev);
-
+    void (*start_rx)(void *back_data);
+    void (*stop_rx)(void *back_data);
+
+    /* below functions are called by Backend device
+     * These will be filled in by the frontend when a backend is connected. -- Lei*/
+    int (*recv)(uint8_t * buf, uint32_t count, void * frnt_data);
+    void (*poll)(struct v3_vm_info *vm, void* frnt_data);
+    void (*start_tx)(void * frnt_data);
+    void (*stop_tx)(void * frnt_data);
+    void * frontend_data;
 };
 
 struct v3_dev_console_ops {
@@ -175,6 +185,7 @@ int v3_dev_add_blk_frontend(struct v3_vm_info * vm,
 					    v3_cfg_tree_t * cfg, 
 					    void * private_data), 
 			    void * priv_data);
+
 int v3_dev_connect_blk(struct v3_vm_info * vm, 
 		       char * frontend_name, 
 		       struct v3_dev_blk_ops * ops,