The following patches was applied:

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

diff --git a/src/jtag/jtag.h b/src/jtag/jtag.h
index 895afe1fb2ca5a4e5d46bf6201b571265b1c8b41..64f804808cf243e4cd339b664e844c4ed61fb3bf 100644 (file)
--- a/src/jtag/jtag.h
+++ b/src/jtag/jtag.h
@@ -29,6 +29,7 @@
 
 #include "command.h"
 
+
 #if 0
 #define _DEBUG_JTAG_IO_
 #endif
@@ -37,6 +38,7 @@
 #define DEBUG_JTAG_IOZ 64
 #endif
 
+
 /* 16 Tap States, from page 21 of ASSET InterTech, Inc.'s svf.pdf
  */
 enum tap_state {
@@ -44,7 +46,9 @@ enum tap_state {
        TAP_DRSELECT = 1, TAP_DRCAPTURE = 2, TAP_DRSHIFT = 3, TAP_DREXIT1 = 4,
        TAP_DRPAUSE  = 5, TAP_DREXIT2 = 6, TAP_DRUPDATE = 7,
        TAP_IRSELECT = 9, TAP_IRCAPTURE = 10, TAP_IRSHIFT = 11, TAP_IREXIT1 = 12,
-       TAP_IRPAUSE  = 13, TAP_IREXIT2 = 14, TAP_IRUPDATE = 15
+       TAP_IRPAUSE  = 13, TAP_IREXIT2 = 14, TAP_IRUPDATE = 15,
+
+       TAP_NUM_STATES = 16, TAP_INVALID = -1,
 };
 
 typedef enum tap_state tap_state_t;
@@ -57,6 +61,7 @@ typedef struct tap_transition_s
 
 //extern tap_transition_t tap_transitions[16];    /* describe the TAP state diagram */
 
+
 /*-----<Cable Helper API>-------------------------------------------*/
 
 /* The "Cable Helper API" is what the cable drivers can use to help implement
@@ -147,9 +152,9 @@ int tap_move_ndx(tap_state_t astate);
 
 /**
  * Function tap_is_state_stable
- * returns TRUE if the \a astate is stable.
+ * returns true if the \a astate is stable.
  */
-int tap_is_state_stable(tap_state_t astate);
+bool tap_is_state_stable(tap_state_t astate);
 
 /**
  * Function tap_state_transition
@@ -158,7 +163,7 @@ int tap_is_state_stable(tap_state_t astate);
  * @param tms is either zero or non-zero, just like a real TMS line in a jtag interface.
  * @return tap_state_t - the next state a TAP would enter.
  */
-tap_state_t tap_state_transition(tap_state_t current_state, int tms);
+tap_state_t tap_state_transition(tap_state_t current_state, bool tms);
 
 /**
  * Function tap_state_name
@@ -168,6 +173,7 @@ const char* tap_state_name(tap_state_t state);
 
 /*-----</Cable Helper API>------------------------------------------*/
 
+
 extern tap_state_t cmd_queue_end_state;         /* finish DR scans in dr_end_state */
 extern tap_state_t cmd_queue_cur_state;         /* current TAP state */
 
@@ -639,7 +645,7 @@ void jtag_tap_handle_event(jtag_tap_t* tap, enum jtag_tap_event e);
 
 /* jtag_add_dr_out() is a faster version of jtag_add_dr_scan()
  *
- * Current or end_state can not be TAP_RESET. end_state can be -1
+ * Current or end_state can not be TAP_RESET. end_state can be TAP_INVALID
  *
  * num_bits[i] is the number of bits to clock out from value[i] LSB first.
  *
@@ -662,7 +668,7 @@ extern void interface_jtag_add_dr_out(jtag_tap_t* tap, int num_fields, const int
 static __inline__ void jtag_add_dr_out(jtag_tap_t* tap, int num_fields, const int* num_bits, const u32* value,
                tap_state_t end_state)
 {
-       if (end_state != -1)
+       if (end_state != TAP_INVALID)
                cmd_queue_end_state = end_state;
        cmd_queue_cur_state = cmd_queue_end_state;
        interface_jtag_add_dr_out(tap, num_fields, num_bits, value, cmd_queue_end_state);