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45 lines
1.2 KiB
C
45 lines
1.2 KiB
C
/*
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* include/ubb/ubb.h - Access functions for the Universal Breakout Board
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*
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* Written 2012 by Werner Almesberger
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* Copyright 2012 Werner Almesberger
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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*/
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#ifndef UBB_UBB_H
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#define UBB_UBB_H
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#include <stdint.h>
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#include <ubb/regbase.h>
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#define UBB_nPWR (1 << 2) /* PD02 */
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#define UBB_DAT2 (1 << 12) /* PD12 */
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#define UBB_DAT3 (1 << 13) /* PD13 */
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#define UBB_CMD (1 << 8) /* PD08 */
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#define UBB_CLK (1 << 9) /* PD09 */
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#define UBB_DAT0 (1 << 10) /* PD10 */
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#define UBB_DAT1 (1 << 11) /* PD11 */
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#define UBB_ALL_IO (UBB_DAT2 | UBB_DAT3 | UBB_CMD | UBB_CLK | UBB_DAT0 | \
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UBB_DAT1)
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#define UBB_ALL (UBB_nPWR | UBB_ALL_IO)
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#define SET(mask) PDDATS = (mask)
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#define CLR(mask) PDDATC = (mask)
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#define OUT(mask) PDDIRS = (mask)
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#define IN(mask) PDDIRC = (mask)
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#define PIN(mask) (!!(PDPIN & (mask)))
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int ubb_open(uint32_t keep);
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void ubb_power(int on);
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void ubb_close(uint32_t keep);
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#endif /* !UBB_UBB_H */
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