added device checkpoint hooks

[palacios.git] / palacios / include / palacios / vmm_dev_mgr.h

diff --git a/palacios/include/palacios/vmm_dev_mgr.h b/palacios/include/palacios/vmm_dev_mgr.h
index 383aebd..156b560 100644 (file)
--- a/palacios/include/palacios/vmm_dev_mgr.h
+++ b/palacios/include/palacios/vmm_dev_mgr.h
@@ -29,7 +29,10 @@
 #include <palacios/vmm_msr.h>
 #include <palacios/vmm_config.h>
 #include <palacios/vmm_ethernet.h>
-#include <palacios/vmm_keyed_stream.h>
+
+#ifdef V3_CONFIG_CHECKPOINT
+#include <palacios/vmm_checkpoint.h>
+#endif
 
 struct v3_vm_info;
 
@@ -93,9 +96,10 @@ int v3_deinit_dev_mgr(struct v3_vm_info * vm);
 
 int v3_free_vm_devices(struct v3_vm_info * vm);
 
-
-
-
+#ifdef V3_CONFIG_CHECKPOINT
+int v3_save_vm_devices(struct v3_vm_info * vm, struct v3_chkpt * chkpt);
+int v3_load_vm_devices(struct v3_vm_info * vm, struct v3_chkpt * chkpt);
+#endif
 
 
 
@@ -106,8 +110,10 @@ int V3_deinit_devices();
 struct v3_device_ops {
     int (*free)(void * private_data);
 
-    int (*checkpoint)(struct vm_device *dev, v3_keyed_stream_t stream);
-    int (*restore)(struct vm_device *dev, v3_keyed_stream_t stream);
+#ifdef V3_CONFIG_CHECKPOINT
+    int (*save)(struct v3_chkpt_ctx * ctx, void * private_data);
+    int (*load)(struct v3_chkpt_ctx * ctx, void * privata_data);
+#endif
 };
 
 
@@ -172,21 +178,24 @@ struct v3_dev_blk_ops {
     int (*write)(uint8_t * buf, uint64_t lba, uint64_t num_bytes, void * private_data);
 };
 
+
+struct v3_dev_net_ops_cfg{
+    void * frontend_data; 
+    char * fnt_mac;
+    int quote;
+    int poll;  /* need poll? */
+};
+
 struct v3_dev_net_ops {
     /* Backend implemented functions */
-    int (*send)(uint8_t * buf, uint32_t count, void * private_data);
-    void (*start_rx)(void * back_data);
-    void (*stop_rx)(void * back_data);
+    int (*send)(uint8_t * buf, uint32_t len, void * private_data);
 
     /* Frontend implemented functions */
-    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);
+    int (*recv)(uint8_t * buf, uint32_t len, void * frnt_data);
+    int (*poll)(int quote, void * frnt_data);
 
     /* This is ugly... */
-    void * frontend_data; 
-    char fnt_mac[ETH_ALEN];
+    struct v3_dev_net_ops_cfg config;
 };
 
 struct v3_dev_console_ops {
@@ -202,11 +211,11 @@ struct v3_dev_console_ops {
 
 struct v3_dev_char_ops {
     /* Backend implemented functions */
-    int (*write)(uint8_t * buf, uint64_t len, void * private_data);
+    uint64_t (*output)(uint8_t * buf, uint64_t len, void * private_data);
     //  int (*read)(uint8_t * buf, uint64_t len, void * private_data);
 
     /* Frontend Implemented functions */
-    int (*push)(struct v3_vm_info * vm, uint8_t * buf, uint64_t len, void * private_data);
+    uint64_t (*input)(struct v3_vm_info * vm, uint8_t * buf, uint64_t len, void * private_data);
 };