diff options
Diffstat (limited to 'src/jtag/jtag.h')
| -rw-r--r-- | src/jtag/jtag.h | 40 |
1 files changed, 13 insertions, 27 deletions
diff --git a/src/jtag/jtag.h b/src/jtag/jtag.h index bd306aba..16eeef54 100644 --- a/src/jtag/jtag.h +++ b/src/jtag/jtag.h @@ -78,11 +78,10 @@ typedef struct scan_field_s /* in_check_value/mask, in_handler_error_handler, in_handler_priv can be used by the in handler, otherwise they contain garbage */ u8 *in_check_value; /* used to validate scan results */ u8 *in_check_mask; /* check specified bits against check_value */ - in_handler_t in_handler; /* process received buffer using this handler */ + in_handler_t in_handler;/* process received buffer using this handler */ void *in_handler_priv; /* additional information for the in_handler */ } scan_field_t; - enum scan_type { /* IN: from device to host, OUT: from host to device */ @@ -158,12 +157,12 @@ typedef struct jtag_command_s extern jtag_command_t *jtag_command_queue; -// forward declaration +/* forward declaration */ typedef struct jtag_tap_event_action_s jtag_tap_event_action_t; -// this is really: typedef jtag_tap_t -// But - the typedef is done in "types.h" -// due to "forward decloration reasons" +/* this is really: typedef jtag_tap_t */ +/* But - the typedef is done in "types.h" */ +/* due to "forward decloration reasons" */ struct jtag_tap_s { const char *chip; @@ -188,22 +187,21 @@ struct jtag_tap_s }; extern jtag_tap_t *jtag_AllTaps(void); extern jtag_tap_t *jtag_TapByPosition(int n); -extern jtag_tap_t *jtag_TapByPosition( int n ); -extern jtag_tap_t *jtag_TapByString( const char *dotted_name ); -extern jtag_tap_t *jtag_TapByJimObj( Jim_Interp *interp, Jim_Obj *obj ); -extern jtag_tap_t *jtag_TapByAbsPosition( int abs_position ); -extern int jtag_NumEnabledTaps(void); -extern int jtag_NumTotalTaps(void); - +extern jtag_tap_t *jtag_TapByPosition(int n); +extern jtag_tap_t *jtag_TapByString(const char *dotted_name); +extern jtag_tap_t *jtag_TapByJimObj(Jim_Interp *interp, Jim_Obj *obj); +extern jtag_tap_t *jtag_TapByAbsPosition(int abs_position); +extern int jtag_NumEnabledTaps(void); +extern int jtag_NumTotalTaps(void); static __inline__ jtag_tap_t * jtag_NextEnabledTap( jtag_tap_t *p ) { if( p == NULL ){ - // start at the head of list + /* start at the head of list */ p = jtag_AllTaps(); } else { - // start *after* this one + /* start *after* this one */ p = p->next_tap; } while( p ){ @@ -216,9 +214,6 @@ jtag_NextEnabledTap( jtag_tap_t *p ) return p; } - - - enum reset_line_mode { LINE_OPEN_DRAIN = 0x0, @@ -440,8 +435,6 @@ extern int interface_jtag_add_end_state(enum tap_state endstate); extern void jtag_add_sleep(u32 us); extern int interface_jtag_add_sleep(u32 us); - - /* * For software FIFO implementations, the queued commands can be executed * during this call or earlier. A sw queue might decide to push out @@ -468,7 +461,6 @@ extern int interface_jtag_execute_queue(void); extern int jtag_power_dropout(int *dropout); extern int jtag_srst_asserted(int *srst_asserted); - /* JTAG support functions */ extern void jtag_set_check_value(scan_field_t *field, u8 *value, u8 *mask, error_handler_t *in_error_handler); extern enum scan_type jtag_scan_type(scan_command_t *cmd); @@ -494,8 +486,6 @@ void jtag_tap_handle_event( jtag_tap_t * tap, enum jtag_tap_event e); #define ERROR_JTAG_QUEUE_FAILED (-104) #define ERROR_JTAG_DEVICE_ERROR (-107) - - /* this allows JTAG devices to implement the entire jtag_xxx() layer in hw/sw */ #ifdef HAVE_JTAG_MINIDRIVER_H /* Here a #define MINIDRIVER() and an inline version of hw fifo interface_jtag_add_dr_out can be defined */ @@ -527,9 +517,6 @@ extern void interface_jtag_add_dr_out(jtag_tap_t *tap, enum tap_state end_state); #endif - - - static __inline__ void jtag_add_dr_out(jtag_tap_t *tap, int num_fields, const int *num_bits, @@ -542,5 +529,4 @@ static __inline__ void jtag_add_dr_out(jtag_tap_t *tap, interface_jtag_add_dr_out(tap, num_fields, num_bits, value, cmd_queue_end_state); } - #endif /* JTAG_H */ |