| 1 | /* |
| 2 | * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc. |
| 3 | * All rights reserved. |
| 4 | * |
| 5 | * This program is free software; you can redistribute it and/or modify |
| 6 | * it under the terms of the GNU General Public License as published by |
| 7 | * the Free Software Foundation; either version 2 of the License, or |
| 8 | * (at your option) any later version. |
| 9 | * |
| 10 | * This program is distributed in the hope that it will be useful, |
| 11 | * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 12 | * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 13 | * GNU General Public License for more details. |
| 14 | * |
| 15 | * You should have received a copy of the GNU General Public License along |
| 16 | * with this program; if not, write to the Free Software Foundation, Inc., |
| 17 | * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
| 18 | * |
| 19 | * File: upc.h |
| 20 | * |
| 21 | * Purpose: Macros to access device |
| 22 | * |
| 23 | * Author: Tevin Chen |
| 24 | * |
| 25 | * Date: Mar 17, 1997 |
| 26 | * |
| 27 | */ |
| 28 | |
| 29 | #ifndef __UPC_H__ |
| 30 | #define __UPC_H__ |
| 31 | |
| 32 | #include "device.h" |
| 33 | #include "ttype.h" |
| 34 | |
| 35 | /*--------------------- Export Definitions -------------------------*/ |
| 36 | |
| 37 | |
| 38 | // |
| 39 | // For IO mapped |
| 40 | // |
| 41 | |
| 42 | #ifdef IO_MAP |
| 43 | |
| 44 | #define VNSvInPortB(dwIOAddress, pbyData) { \ |
| 45 | *(pbyData) = inb(dwIOAddress); \ |
| 46 | } |
| 47 | |
| 48 | |
| 49 | #define VNSvInPortW(dwIOAddress, pwData) { \ |
| 50 | *(pwData) = inw(dwIOAddress); \ |
| 51 | } |
| 52 | |
| 53 | #define VNSvInPortD(dwIOAddress, pdwData) { \ |
| 54 | *(pdwData) = inl(dwIOAddress); \ |
| 55 | } |
| 56 | |
| 57 | |
| 58 | #define VNSvOutPortB(dwIOAddress, byData) { \ |
| 59 | outb(byData, dwIOAddress); \ |
| 60 | } |
| 61 | |
| 62 | |
| 63 | #define VNSvOutPortW(dwIOAddress, wData) { \ |
| 64 | outw(wData, dwIOAddress); \ |
| 65 | } |
| 66 | |
| 67 | #define VNSvOutPortD(dwIOAddress, dwData) { \ |
| 68 | outl(dwData, dwIOAddress); \ |
| 69 | } |
| 70 | |
| 71 | #else |
| 72 | |
| 73 | // |
| 74 | // For memory mapped IO |
| 75 | // |
| 76 | |
| 77 | |
| 78 | #define VNSvInPortB(dwIOAddress, pbyData) { \ |
| 79 | volatile BYTE* pbyAddr = ((PBYTE)(dwIOAddress)); \ |
| 80 | *(pbyData) = readb(pbyAddr); \ |
| 81 | } |
| 82 | |
| 83 | |
| 84 | #define VNSvInPortW(dwIOAddress, pwData) { \ |
| 85 | volatile WORD* pwAddr = ((PWORD)(dwIOAddress)); \ |
| 86 | *(pwData) = readw(pwAddr); \ |
| 87 | } |
| 88 | |
| 89 | #define VNSvInPortD(dwIOAddress, pdwData) { \ |
| 90 | volatile DWORD* pdwAddr = ((PDWORD)(dwIOAddress)); \ |
| 91 | *(pdwData) = readl(pdwAddr); \ |
| 92 | } |
| 93 | |
| 94 | |
| 95 | #define VNSvOutPortB(dwIOAddress, byData) { \ |
| 96 | volatile BYTE* pbyAddr = ((PBYTE)(dwIOAddress)); \ |
| 97 | writeb((BYTE)byData, pbyAddr); \ |
| 98 | } |
| 99 | |
| 100 | |
| 101 | #define VNSvOutPortW(dwIOAddress, wData) { \ |
| 102 | volatile WORD* pwAddr = ((PWORD)(dwIOAddress)); \ |
| 103 | writew((WORD)wData, pwAddr); \ |
| 104 | } |
| 105 | |
| 106 | #define VNSvOutPortD(dwIOAddress, dwData) { \ |
| 107 | volatile DWORD* pdwAddr = ((PDWORD)(dwIOAddress)); \ |
| 108 | writel((DWORD)dwData, pdwAddr); \ |
| 109 | } |
| 110 | |
| 111 | #endif |
| 112 | |
| 113 | |
| 114 | // |
| 115 | // ALWAYS IO-Mapped IO when in 16-bit/32-bit environment |
| 116 | // |
| 117 | #define PCBvInPortB(dwIOAddress, pbyData) { \ |
| 118 | *(pbyData) = inb(dwIOAddress); \ |
| 119 | } |
| 120 | |
| 121 | #define PCBvInPortW(dwIOAddress, pwData) { \ |
| 122 | *(pwData) = inw(dwIOAddress); \ |
| 123 | } |
| 124 | |
| 125 | #define PCBvInPortD(dwIOAddress, pdwData) { \ |
| 126 | *(pdwData) = inl(dwIOAddress); \ |
| 127 | } |
| 128 | |
| 129 | #define PCBvOutPortB(dwIOAddress, byData) { \ |
| 130 | outb(byData, dwIOAddress); \ |
| 131 | } |
| 132 | |
| 133 | #define PCBvOutPortW(dwIOAddress, wData) { \ |
| 134 | outw(wData, dwIOAddress); \ |
| 135 | } |
| 136 | |
| 137 | #define PCBvOutPortD(dwIOAddress, dwData) { \ |
| 138 | outl(dwData, dwIOAddress); \ |
| 139 | } |
| 140 | |
| 141 | |
| 142 | #define PCAvDelayByIO(uDelayUnit) { \ |
| 143 | BYTE byData; \ |
| 144 | unsigned long ii; \ |
| 145 | \ |
| 146 | if (uDelayUnit <= 50) { \ |
| 147 | udelay(uDelayUnit); \ |
| 148 | } \ |
| 149 | else { \ |
| 150 | for (ii = 0; ii < (uDelayUnit); ii++) \ |
| 151 | byData = inb(0x61); \ |
| 152 | } \ |
| 153 | } |
| 154 | |
| 155 | |
| 156 | /*--------------------- Export Classes ----------------------------*/ |
| 157 | |
| 158 | /*--------------------- Export Variables --------------------------*/ |
| 159 | |
| 160 | /*--------------------- Export Functions --------------------------*/ |
| 161 | |
| 162 | #endif /* __UPC_H__ */ |