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Diffstat (limited to 'src/jtag/drivers/bitq.h')
| -rw-r--r-- | src/jtag/drivers/bitq.h | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/src/jtag/drivers/bitq.h b/src/jtag/drivers/bitq.h new file mode 100644 index 00000000..48b47db7 --- /dev/null +++ b/src/jtag/drivers/bitq.h @@ -0,0 +1,46 @@ +/*************************************************************************** + * 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 "commands.h" + +struct bitq_interface { + // function to 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); +}; + +extern struct bitq_interface *bitq_interface; + +int bitq_execute_queue(void); + +void bitq_cleanup(void); + +#endif /* BITQ_H */ |