drivers/OpenULINK/include/jtag.h

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/* SPDX-License-Identifier: GPL-2.0-or-later */
 
/***************************************************************************
 *   Copyright (C) 2011 by Martin Schmoelzer                               *
 *   <martin.schmoelzer@student.tuwien.ac.at>                              *
 ***************************************************************************/
 
#ifndef __JTAG_H
#define __JTAG_H
 
#include <stdint.h>
 
#define NOP { __asm nop __endasm; }
 
void jtag_scan_in(uint8_t out_offset, uint8_t in_offset);
void jtag_slow_scan_in(uint8_t out_offset, uint8_t in_offset);
 
void jtag_scan_out(uint8_t out_offset);
void jtag_slow_scan_out(uint8_t out_offset);
 
void jtag_scan_io(uint8_t out_offset, uint8_t in_offset);
void jtag_slow_scan_io(uint8_t out_offset, uint8_t in_offset);
 
void jtag_clock_tck(uint16_t count);
void jtag_slow_clock_tck(uint16_t count);
void jtag_clock_tms(uint8_t count, uint8_t sequence);
void jtag_slow_clock_tms(uint8_t count, uint8_t sequence);
 
uint16_t  jtag_get_signals(void);
void jtag_set_signals(uint8_t low, uint8_t high);
 
void jtag_configure_tck_delay(uint8_t scan_in, uint8_t scan_out,
        uint8_t scan_io, uint8_t tck, uint8_t tms);
 
#endif