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[/] [openrisc/] [trunk/] [or1ksim/] [peripheral/] [gpio.h] - Rev 295
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/* gpio.h -- Definition of types and structures for the GPIO code Copyright (C) 2001 Erez Volk, erez@mailandnews.comopencores.org Copyright (C) 2008 Embecosm Limited Contributor Jeremy Bennett <jeremy.bennett@embecosm.com> This file is part of Or1ksim, the OpenRISC 1000 Architectural Simulator. 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 3 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, see <http://www.gnu.org/licenses/>. */ /* This program is commented throughout in a fashion suitable for processing with Doxygen. */ #ifndef GPIO__H #define GPIO__H /* Constants also used by testbench */ /* Address space required by one GPIO */ #define GPIO_ADDR_SPACE 0x20 /* Relative Register Addresses */ #define RGPIO_IN 0x00 #define RGPIO_OUT 0x04 #define RGPIO_OE 0x08 #define RGPIO_INTE 0x0C #define RGPIO_PTRIG 0x10 #define RGPIO_AUX 0x14 #define RGPIO_CTRL 0x18 #define RGPIO_INTS 0x1C /* Fields inside RGPIO_CTRL */ #define RGPIO_CTRL_ECLK 0x00000001 #define RGPIO_CTRL_NEC 0x00000002 #define RGPIO_CTRL_INTE 0x00000004 #define RGPIO_CTRL_INTS 0x00000008 /* Function prototypes for external use */ extern void reg_gpio_sec (); #endif /* GPIO__H */
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