diff options
Diffstat (limited to 'src/target/target.h')
| -rw-r--r-- | src/target/target.h | 26 |
1 files changed, 24 insertions, 2 deletions
diff --git a/src/target/target.h b/src/target/target.h index fa83949b..6ce8fee9 100644 --- a/src/target/target.h +++ b/src/target/target.h @@ -121,11 +121,19 @@ typedef struct target_type_s int (*resume)(struct target_s *target, int current, u32 address, int handle_breakpoints, int debug_execution); int (*step)(struct target_s *target, int current, u32 address, int handle_breakpoints); - /* target reset control */ + /* target reset control. assert reset can be invoked when OpenOCD and + * the target is out of sync. + * + * A typical example is that the target was power cycled while OpenOCD + * thought the target was halted or running. + * + * assert_reset() can therefore make no assumptions whatsoever about the + * state of the target + * + */ int (*assert_reset)(struct target_s *target); int (*deassert_reset)(struct target_s *target); int (*soft_reset_halt)(struct target_s *target); - int (*prepare_reset_halt)(struct target_s *target); /* target register access for gdb. * @@ -258,9 +266,23 @@ extern int target_write_buffer(struct target_s *target, u32 address, u32 size, u extern int target_read_buffer(struct target_s *target, u32 address, u32 size, u8 *buffer); extern int target_checksum_memory(struct target_s *target, u32 address, u32 size, u32* crc); +/* DANGER!!!!! + * + * if "area" passed in to target_alloc_working_area() points to a memory + * location that goes out of scope (e.g. a pointer on the stack), then + * the caller of target_alloc_working_area() is responsible for invoking + * target_free_working_area() before "area" goes out of scope. + * + * target_free_all_working_areas() will NULL out the "area" pointer + * upon resuming or resetting the CPU. + * + */ extern int target_alloc_working_area(struct target_s *target, u32 size, working_area_t **area); extern int target_free_working_area(struct target_s *target, working_area_t *area); +extern int target_free_working_area_restore(struct target_s *target, working_area_t *area, int restore); extern int target_free_all_working_areas(struct target_s *target); +extern int target_free_all_working_areas_restore(struct target_s *target, int restore); + extern target_t *targets; |