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[/] [openrisc/] [trunk/] [or1ksim/] [peripheral/] [gpio.h] - Blame information for rev 228

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Line No. Rev Author Line
1 19 jeremybenn
/* gpio.h -- Definition of types and structures for the GPIO code
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   Copyright (C) 2001 Erez Volk, erez@mailandnews.comopencores.org
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   Copyright (C) 2008 Embecosm Limited
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   Contributor Jeremy Bennett <jeremy.bennett@embecosm.com>
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   This file is part of Or1ksim, the OpenRISC 1000 Architectural Simulator.
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   This program is free software; you can redistribute it and/or modify it
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   under the terms of the GNU General Public License as published by the Free
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   Software Foundation; either version 3 of the License, or (at your option)
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   any later version.
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   This program is distributed in the hope that it will be useful, but WITHOUT
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   ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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   FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License for
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   more details.
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   You should have received a copy of the GNU General Public License along
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   with this program.  If not, see <http://www.gnu.org/licenses/>.  */
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/* This program is commented throughout in a fashion suitable for processing
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   with Doxygen. */
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#ifndef GPIO__H
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#define GPIO__H
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/* Constants also used by testbench */
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/* Address space required by one GPIO */
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#define GPIO_ADDR_SPACE      0x20
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/* Relative Register Addresses */
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#define RGPIO_IN             0x00
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#define RGPIO_OUT            0x04
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#define RGPIO_OE             0x08
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#define RGPIO_INTE           0x0C
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#define RGPIO_PTRIG          0x10
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#define RGPIO_AUX            0x14
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#define RGPIO_CTRL           0x18
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#define RGPIO_INTS           0x1C
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/* Fields inside RGPIO_CTRL */
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#define RGPIO_CTRL_ECLK      0x00000001
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#define RGPIO_CTRL_NEC       0x00000002
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#define RGPIO_CTRL_INTE      0x00000004
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#define RGPIO_CTRL_INTS      0x00000008
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/* Function prototypes for external use */
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extern void  reg_gpio_sec ();
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#endif  /* GPIO__H */

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