| 1 |
786 |
skrzyp |
#ifndef CYGONCE_PLF_IO_H
|
| 2 |
|
|
#define CYGONCE_PLF_IO_H
|
| 3 |
|
|
|
| 4 |
|
|
//=============================================================================
|
| 5 |
|
|
//
|
| 6 |
|
|
// plf_io.h
|
| 7 |
|
|
//
|
| 8 |
|
|
// Platform specific IO support
|
| 9 |
|
|
//
|
| 10 |
|
|
//=============================================================================
|
| 11 |
|
|
// ####ECOSGPLCOPYRIGHTBEGIN####
|
| 12 |
|
|
// -------------------------------------------
|
| 13 |
|
|
// This file is part of eCos, the Embedded Configurable Operating System.
|
| 14 |
|
|
// Copyright (C) 1998, 1999, 2000, 2001, 2002 Free Software Foundation, Inc.
|
| 15 |
|
|
//
|
| 16 |
|
|
// eCos is free software; you can redistribute it and/or modify it under
|
| 17 |
|
|
// the terms of the GNU General Public License as published by the Free
|
| 18 |
|
|
// Software Foundation; either version 2 or (at your option) any later
|
| 19 |
|
|
// version.
|
| 20 |
|
|
//
|
| 21 |
|
|
// eCos is distributed in the hope that it will be useful, but WITHOUT
|
| 22 |
|
|
// ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
|
| 23 |
|
|
// FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
|
| 24 |
|
|
// for more details.
|
| 25 |
|
|
//
|
| 26 |
|
|
// You should have received a copy of the GNU General Public License
|
| 27 |
|
|
// along with eCos; if not, write to the Free Software Foundation, Inc.,
|
| 28 |
|
|
// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
|
| 29 |
|
|
//
|
| 30 |
|
|
// As a special exception, if other files instantiate templates or use
|
| 31 |
|
|
// macros or inline functions from this file, or you compile this file
|
| 32 |
|
|
// and link it with other works to produce a work based on this file,
|
| 33 |
|
|
// this file does not by itself cause the resulting work to be covered by
|
| 34 |
|
|
// the GNU General Public License. However the source code for this file
|
| 35 |
|
|
// must still be made available in accordance with section (3) of the GNU
|
| 36 |
|
|
// General Public License v2.
|
| 37 |
|
|
//
|
| 38 |
|
|
// This exception does not invalidate any other reasons why a work based
|
| 39 |
|
|
// on this file might be covered by the GNU General Public License.
|
| 40 |
|
|
// -------------------------------------------
|
| 41 |
|
|
// ####ECOSGPLCOPYRIGHTEND####
|
| 42 |
|
|
//=============================================================================
|
| 43 |
|
|
//#####DESCRIPTIONBEGIN####
|
| 44 |
|
|
//
|
| 45 |
|
|
// Author(s): dmoseley
|
| 46 |
|
|
// Contributors: dmoseley
|
| 47 |
|
|
// Date: 2000-08-11
|
| 48 |
|
|
// Purpose: ASB2303 platform IO support
|
| 49 |
|
|
// Description:
|
| 50 |
|
|
// Usage: #include <cyg/hal/plf_io.h>
|
| 51 |
|
|
//
|
| 52 |
|
|
//####DESCRIPTIONEND####
|
| 53 |
|
|
//
|
| 54 |
|
|
//=============================================================================
|
| 55 |
|
|
|
| 56 |
|
|
#include <pkgconf/hal.h>
|
| 57 |
|
|
|
| 58 |
|
|
#ifdef __ASSEMBLER__
|
| 59 |
|
|
#define HAL_REG_8(x) x
|
| 60 |
|
|
#define HAL_REG_16(x) x
|
| 61 |
|
|
#define HAL_REG_32(x) x
|
| 62 |
|
|
#else
|
| 63 |
|
|
#define HAL_REG_8(x) (volatile cyg_uint8*)(x)
|
| 64 |
|
|
#define HAL_REG_16(x) (volatile cyg_uint16*)(x)
|
| 65 |
|
|
#define HAL_REG_32(x) (volatile cyg_uint32*)(x)
|
| 66 |
|
|
#endif
|
| 67 |
|
|
|
| 68 |
|
|
//-----------------------------------------------------------------------------
|
| 69 |
|
|
|
| 70 |
|
|
/* ASB GPIO Registers */
|
| 71 |
|
|
#define HAL_GPIO_BASE 0xDB000000
|
| 72 |
|
|
|
| 73 |
|
|
#define HAL_GPIO_0_MODE_OFFSET 0x0000
|
| 74 |
|
|
#define HAL_GPIO_0_IN_OFFSET 0x0004
|
| 75 |
|
|
#define HAL_GPIO_0_OUT_OFFSET 0x0008
|
| 76 |
|
|
#define HAL_GPIO_1_MODE_OFFSET 0x0100
|
| 77 |
|
|
#define HAL_GPIO_1_IN_OFFSET 0x0104
|
| 78 |
|
|
#define HAL_GPIO_1_OUT_OFFSET 0x0108
|
| 79 |
|
|
#define HAL_GPIO_2_MODE_OFFSET 0x0200
|
| 80 |
|
|
#define HAL_GPIO_2_IN_OFFSET 0x0204
|
| 81 |
|
|
#define HAL_GPIO_2_OUT_OFFSET 0x0208
|
| 82 |
|
|
#define HAL_GPIO_3_MODE_OFFSET 0x0300
|
| 83 |
|
|
#define HAL_GPIO_3_IN_OFFSET 0x0304
|
| 84 |
|
|
#define HAL_GPIO_3_OUT_OFFSET 0x0308
|
| 85 |
|
|
#define HAL_GPIO_4_MODE_OFFSET 0x0400
|
| 86 |
|
|
#define HAL_GPIO_4_IN_OFFSET 0x0404
|
| 87 |
|
|
#define HAL_GPIO_4_OUT_OFFSET 0x0408
|
| 88 |
|
|
#define HAL_GPIO_5_MODE_OFFSET 0x0500
|
| 89 |
|
|
#define HAL_GPIO_5_IN_OFFSET 0x0504
|
| 90 |
|
|
#define HAL_GPIO_5_OUT_OFFSET 0x0508
|
| 91 |
|
|
|
| 92 |
|
|
#define HAL_GPIO_0_MODE HAL_REG_16 (HAL_GPIO_BASE + HAL_GPIO_0_MODE_OFFSET)
|
| 93 |
|
|
#define HAL_GPIO_0_IN HAL_REG_8 (HAL_GPIO_BASE + HAL_GPIO_0_IN_OFFSET)
|
| 94 |
|
|
#define HAL_GPIO_0_OUT HAL_REG_8 (HAL_GPIO_BASE + HAL_GPIO_0_OUT_OFFSET)
|
| 95 |
|
|
#define HAL_GPIO_1_MODE HAL_REG_16 (HAL_GPIO_BASE + HAL_GPIO_1_MODE_OFFSET)
|
| 96 |
|
|
#define HAL_GPIO_1_IN HAL_REG_8 (HAL_GPIO_BASE + HAL_GPIO_1_IN_OFFSET)
|
| 97 |
|
|
#define HAL_GPIO_1_OUT HAL_REG_8 (HAL_GPIO_BASE + HAL_GPIO_1_OUT_OFFSET)
|
| 98 |
|
|
#define HAL_GPIO_2_MODE HAL_REG_16 (HAL_GPIO_BASE + HAL_GPIO_2_MODE_OFFSET)
|
| 99 |
|
|
#define HAL_GPIO_2_IN HAL_REG_8 (HAL_GPIO_BASE + HAL_GPIO_2_IN_OFFSET)
|
| 100 |
|
|
#define HAL_GPIO_2_OUT HAL_REG_8 (HAL_GPIO_BASE + HAL_GPIO_2_OUT_OFFSET)
|
| 101 |
|
|
#define HAL_GPIO_3_MODE HAL_REG_16 (HAL_GPIO_BASE + HAL_GPIO_3_MODE_OFFSET)
|
| 102 |
|
|
#define HAL_GPIO_3_IN HAL_REG_8 (HAL_GPIO_BASE + HAL_GPIO_3_IN_OFFSET)
|
| 103 |
|
|
#define HAL_GPIO_3_OUT HAL_REG_8 (HAL_GPIO_BASE + HAL_GPIO_3_OUT_OFFSET)
|
| 104 |
|
|
#define HAL_GPIO_4_MODE HAL_REG_16 (HAL_GPIO_BASE + HAL_GPIO_4_MODE_OFFSET)
|
| 105 |
|
|
#define HAL_GPIO_4_IN HAL_REG_8 (HAL_GPIO_BASE + HAL_GPIO_4_IN_OFFSET)
|
| 106 |
|
|
#define HAL_GPIO_4_OUT HAL_REG_8 (HAL_GPIO_BASE + HAL_GPIO_4_OUT_OFFSET)
|
| 107 |
|
|
#define HAL_GPIO_5_MODE HAL_REG_16 (HAL_GPIO_BASE + HAL_GPIO_5_MODE_OFFSET)
|
| 108 |
|
|
#define HAL_GPIO_5_IN HAL_REG_8 (HAL_GPIO_BASE + HAL_GPIO_5_IN_OFFSET)
|
| 109 |
|
|
#define HAL_GPIO_5_OUT HAL_REG_8 (HAL_GPIO_BASE + HAL_GPIO_5_OUT_OFFSET)
|
| 110 |
|
|
|
| 111 |
|
|
//-----------------------------------------------------------------------------
|
| 112 |
|
|
#define HAL_LED_ADDRESS HAL_GPIO_0_OUT
|
| 113 |
|
|
#define HAL_GPIO_MODE_ALL_OUTPUT 0x5555
|
| 114 |
|
|
|
| 115 |
|
|
|
| 116 |
|
|
#ifdef __ASSEMBLER__
|
| 117 |
|
|
|
| 118 |
|
|
# include <cyg/hal/platform.inc>
|
| 119 |
|
|
# define DEBUG_DISPLAY(hexdig) hal_diag_led hexdig
|
| 120 |
|
|
# define DEBUG_DELAY() \
|
| 121 |
|
|
mov 0x20000, d0; \
|
| 122 |
|
|
0: sub 1, d0; \
|
| 123 |
|
|
bne 0b; \
|
| 124 |
|
|
nop
|
| 125 |
|
|
|
| 126 |
|
|
#else
|
| 127 |
|
|
|
| 128 |
|
|
extern cyg_uint8 led_val(CYG_WORD hexdig);
|
| 129 |
|
|
# define DEBUG_DISPLAY(hexdig) HAL_WRITE_UINT8(HAL_LED_ADDRESS, led_val(hexdig))
|
| 130 |
|
|
# define DEBUG_DELAY() \
|
| 131 |
|
|
{ \
|
| 132 |
|
|
volatile int i = 0x80000; \
|
| 133 |
|
|
while (--i) ; \
|
| 134 |
|
|
}
|
| 135 |
|
|
|
| 136 |
|
|
#endif
|
| 137 |
|
|
|
| 138 |
|
|
//-----------------------------------------------------------------------------
|
| 139 |
|
|
// end of plf_io.h
|
| 140 |
|
|
#endif // CYGONCE_PLF_IO_H
|
