X-Git-Url: http://v3vee.org/palacios/gitweb/gitweb.cgi?a=blobdiff_plain;f=palacios%2Finclude%2Fpalacios%2Fvmm_io.h;h=34c04f05078d8213225ec415495e9621853ccf16;hb=639fdba00d36b2a60fad3d28703459354cf8744f;hp=f13eee8b98b777ab7f21ad48893ef2f6fa1677d7;hpb=a109eb919a162bd7de58d62020801bc2e633be50;p=palacios.git

diff --git a/palacios/include/palacios/vmm_io.h b/palacios/include/palacios/vmm_io.h
index f13eee8..34c04f0 100644
--- a/palacios/include/palacios/vmm_io.h
+++ b/palacios/include/palacios/vmm_io.h
@@ -13,10 +13,12 @@ typedef struct vmm_io_hook {
   ushort_t port;
 
   // Reads data into the IO port (IN, INS)
-  int (*read)(ushort_t port, void * dst, uint_t length);
+  int (*read)(ushort_t port, void * dst, uint_t length, void * priv_data);
 
   // Writes data from the IO port (OUT, OUTS)
-  int (*write)(ushort_t port, void * src, uint_t length);
+  int (*write)(ushort_t port, void * src, uint_t length, void * priv_data);
+
+  void * priv_data;
 
   struct vmm_io_hook * next;
   struct vmm_io_hook * prev;
@@ -33,21 +35,28 @@ typedef struct vmm_io_map {
 } vmm_io_map_t;
 
 
-void add_io_hook(vmm_io_map_t * io_map, vmm_io_hook_t * io_hook);
-
+int add_io_hook(vmm_io_map_t * io_map, vmm_io_hook_t * io_hook);
 
+int remove_io_hook(vmm_io_map_t * io_map, vmm_io_hook_t * io_hook);
 
 vmm_io_hook_t * get_io_hook(vmm_io_map_t * io_map, uint_t port);
 
 
 /* External API */
-void hook_io_port(vmm_io_map_t * io_map, uint_t port, 
-		  int (*read)(ushort_t port, void * dst, uint_t length),
-		  int (*write)(ushort_t port, void * src, uint_t length));
+int hook_io_port(vmm_io_map_t * io_map, uint_t port, 
+		  int (*read)(ushort_t port, void * dst, uint_t length, void * priv_data),
+		  int (*write)(ushort_t port, void * src, uint_t length, void * priv_data), 
+		  void * priv_data);
+
+int unhook_io_port(vmm_io_map_t * io_map, uint_t port);
 
 void init_vmm_io_map(vmm_io_map_t * io_map);
 
 void PrintDebugIOMap(vmm_io_map_t * io_map);
 
 
+
+
+
+
 #endif