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/* MSPDebug - debugging tool for MSP430 MCUs
* Copyright (C) 2009-2012 Daniel Beer
* Copyright (C) 2012 Peter Bägel
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
*/
#ifndef JTDEV_H_
#define JTDEV_H_
#include <stdint.h>
struct jtdev_func;
struct jtdev {
int port;
uint8_t data_register;
uint8_t control_register;
int failed;
const struct jtdev_func * f;
};
struct jtdev_func{
/* Initialize/destroy a parallel-port JTAG interface. jtdev_open()
* returns 0 on success or -1 if an error occurs.
*
* All other JTAG IO functions indicate errors by setting the failed
* field in the jtdev structure.
*/
int (*jtdev_open)(struct jtdev *p, const char *device);
void (*jtdev_close)(struct jtdev *p);
/* Connect/release JTAG */
void (*jtdev_power_on)(struct jtdev *p);
void (*jtdev_power_off)(struct jtdev *p);
void (*jtdev_connect)(struct jtdev *p);
void (*jtdev_release)(struct jtdev *p);
/* Low-level IO */
void (*jtdev_tck)(struct jtdev *p, int out);
void (*jtdev_tms)(struct jtdev *p, int out);
void (*jtdev_tdi)(struct jtdev *p, int out);
void (*jtdev_rst)(struct jtdev *p, int out);
void (*jtdev_tst)(struct jtdev *p, int out);
int (*jtdev_tdo_get)(struct jtdev *p);
/* TCLK management */
void (*jtdev_tclk)(struct jtdev *p, int out);
int (*jtdev_tclk_get)(struct jtdev *p);
void (*jtdev_tclk_strobe)(struct jtdev *p, unsigned int count);
/* LED indicators */
void (*jtdev_led_green)(struct jtdev *p, int out);
void (*jtdev_led_red)(struct jtdev *p, int out);
};
extern const struct jtdev_func jtdev_func_pif;
extern const struct jtdev_func jtdev_func_gpio;
extern const struct jtdev_func jtdev_func_bp;
#endif
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