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/***************************************************************************
* Copyright (C) 2007 by Pavel Chromy *
* chromy@asix.cz *
* *
* 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., *
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
***************************************************************************/
#ifndef BITQ_H
#define BITQ_H
#include "jtag.h"
typedef struct bitq_interface_s
{
/* functions enqueueing low level IO requests
*/
int (*out)(int tms, int tdi, int tdo_req);
int (*flush)(void);
int (*sleep)(unsigned long us);
int (*reset)(int trst, int srst);
/* delayed read of requested TDO data,
* the input shall be checked after call to any enqueuing function
*/
int (*in_rdy)(void);
int (*in)(void);
} bitq_interface_t;
typedef struct bitq_state_s
{
jtag_command_t *cmd; /* command currently processed */
int field_idx; /* index of field currently being processed */
int bit_pos; /* position of bit curently being processed */
int status; /* processing status */
} bitq_state_t;
extern bitq_interface_t *bitq_interface;
extern int bitq_execute_queue(void);
extern void bitq_cleanup(void);
#endif /* BITQ_H */
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