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add jtag_debug_state_machine

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git-svn-id: svn://svn.berlios.de/openocd/trunk@1525 b42882b7-edfa-0310-969c-e2dbd0fdcd60
This commit is contained in:
oharboe
2009-04-24 18:10:04 +00:00
parent 447a615dc3
commit 479a65e946
3 changed files with 109 additions and 0 deletions
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19
src/jtag/jtag.h
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@@ -206,6 +206,25 @@ tap_state_t tap_state_transition(tap_state_t current_state, bool tms);
*/
const char* tap_state_name(tap_state_t state);
#ifdef _DEBUG_JTAG_IO_
/**
* @brief Prints verbose TAP state transitions for the given TMS/TDI buffers.
* @param tms_buf must points to a buffer containing the TMS bitstream.
* @param tdi_buf must points to a buffer containing the TDI bitstream.
* @param tap_len must specify the length of the TMS/TDI bitstreams.
* @param start_tap_state must specify the current TAP state.
* @returns the final TAP state; pass as @a start_tap_state in following call.
*/
tap_state_t jtag_debug_state_machine(const void *tms_buf, const void *tdi_buf,
unsigned tap_len, tap_state_t start_tap_state);
#else
static inline tap_state_t jtag_debug_state_machine(const void *tms_buf,
const void *tdi_buf, unsigned tap_len, tap_state_t start_tap_state)
{
return start_tap_state;
}
#endif // _DEBUG_JTAG_IO_
/*-----</Cable Helper API>------------------------------------------*/