I fixed all the targets even though

[openocd.git] / src / target / target.h

diff --git a/src/target/target.h b/src/target/target.h
index 29de1e98043ad97daa80e6c67286583754534b2f..e6d6f2947d62754deaf1971019b56817625dbc18 100644 (file)
--- a/src/target/target.h
+++ b/src/target/target.h
@@ -33,7 +33,16 @@
 
 struct reg_s;
 struct command_context_s;
-
+/*
+TARGET_UNKNOWN = 0: we don't know anything about the target yet
+TARGET_RUNNING = 1: the target is executing user code
+TARGET_HALTED  = 2: the target is not executing code, and ready to talk to the
+debugger. on an xscale it means that the debug handler is executing
+TARGET_RESET   = 3: the target is being held in reset (only a temporary state,
+not sure how this is used with all the recent changes)
+TARGET_DEBUG_RUNNING = 4: the target is running, but it is executing code on
+behalf of the debugger (e.g. algorithm for flashing)
+*/
 enum target_state
 {
        TARGET_UNKNOWN = 0,
@@ -98,9 +107,10 @@ typedef struct target_type_s
        char *name;
 
        /* poll current target status */
-       enum target_state (*poll)(struct target_s *target);
-       /* architecture specific status reply */
-       int (*arch_state)(struct target_s *target, char *buf, int buf_size);
+       int (*poll)(struct target_s *target);
+       /* Invoked only from target_arch_state().
+        * Issue USER() w/architecture specific status.  */
+       int (*arch_state)(struct target_s *target);
 
        /* target request support */
        int (*target_request_data)(struct target_s *target, u32 size, u8 *buffer);
@@ -253,6 +263,9 @@ int target_write_u32(struct target_s *target, u32 address, u32 value);
 int target_write_u16(struct target_s *target, u32 address, u16 value);
 int target_write_u8(struct target_s *target, u32 address, u8 value);
 
+/* Issues USER() statements with target state information */
+int target_arch_state(struct target_s *target);
+
 #define ERROR_TARGET_INVALID   (-300)
 #define ERROR_TARGET_INIT_FAILED (-301)
 #define ERROR_TARGET_TIMEOUT   (-302)