diff options
Diffstat (limited to 'drivers/staging/vt6655/upc.h')
| -rw-r--r-- | drivers/staging/vt6655/upc.h | 157 |
1 files changed, 157 insertions, 0 deletions
diff --git a/drivers/staging/vt6655/upc.h b/drivers/staging/vt6655/upc.h new file mode 100644 index 00000000000..155e6643907 --- /dev/null +++ b/drivers/staging/vt6655/upc.h @@ -0,0 +1,157 @@ +/* + * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc. + * All rights reserved. + * + * 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 2 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, write to the Free Software Foundation, Inc., + * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. + * + * File: upc.h + * + * Purpose: Macros to access device + * + * Author: Tevin Chen + * + * Date: Mar 17, 1997 + * + */ + +#ifndef __UPC_H__ +#define __UPC_H__ + +#include "device.h" +#include "ttype.h" + +/*--------------------- Export Definitions -------------------------*/ + +// +// For IO mapped +// + +#ifdef IO_MAP + +#define VNSvInPortB(dwIOAddress, pbyData) \ +do { \ + *(pbyData) = inb(dwIOAddress); \ +} while (0) + +#define VNSvInPortW(dwIOAddress, pwData) \ +do { \ + *(pwData) = inw(dwIOAddress); \ +} while (0) + +#define VNSvInPortD(dwIOAddress, pdwData) \ +do { \ + *(pdwData) = inl(dwIOAddress); \ +} while (0) + +#define VNSvOutPortB(dwIOAddress, byData) \ + outb(byData, dwIOAddress) + +#define VNSvOutPortW(dwIOAddress, wData) \ + outw(wData, dwIOAddress) + +#define VNSvOutPortD(dwIOAddress, dwData) \ + outl(dwData, dwIOAddress) + +#else + +// +// For memory mapped IO +// + +#define VNSvInPortB(dwIOAddress, pbyData) \ +do { \ + volatile unsigned char *pbyAddr = (unsigned char *)(dwIOAddress); \ + *(pbyData) = readb(pbyAddr); \ +} while (0) + +#define VNSvInPortW(dwIOAddress, pwData) \ +do { \ + volatile unsigned short *pwAddr = (unsigned short *)(dwIOAddress); \ + *(pwData) = readw(pwAddr); \ +} while (0) + +#define VNSvInPortD(dwIOAddress, pdwData) \ +do { \ + volatile unsigned long *pdwAddr = (unsigned long *)(dwIOAddress); \ + *(pdwData) = readl(pdwAddr); \ +} while (0) + +#define VNSvOutPortB(dwIOAddress, byData) \ +do { \ + volatile unsigned char *pbyAddr = (unsigned char *)(dwIOAddress); \ + writeb((unsigned char)byData, pbyAddr); \ +} while (0) + +#define VNSvOutPortW(dwIOAddress, wData) \ +do { \ + volatile unsigned short *pwAddr = ((unsigned short *)(dwIOAddress)); \ + writew((unsigned short)wData, pwAddr); \ +} while (0) + +#define VNSvOutPortD(dwIOAddress, dwData) \ +do { \ + volatile unsigned long *pdwAddr = (unsigned long *)(dwIOAddress); \ + writel((unsigned long)dwData, pdwAddr); \ +} while (0) + +#endif + +// +// ALWAYS IO-Mapped IO when in 16-bit/32-bit environment +// +#define PCBvInPortB(dwIOAddress, pbyData) \ +do { \ + *(pbyData) = inb(dwIOAddress); \ +} while (0) + +#define PCBvInPortW(dwIOAddress, pwData) \ +do { \ + *(pwData) = inw(dwIOAddress); \ +} while (0) + +#define PCBvInPortD(dwIOAddress, pdwData) \ +do { \ + *(pdwData) = inl(dwIOAddress); \ +} while (0) + +#define PCBvOutPortB(dwIOAddress, byData) \ + outb(byData, dwIOAddress) + +#define PCBvOutPortW(dwIOAddress, wData) \ + outw(wData, dwIOAddress) + +#define PCBvOutPortD(dwIOAddress, dwData) \ + outl(dwData, dwIOAddress) + +#define PCAvDelayByIO(uDelayUnit) \ +do { \ + unsigned char byData; \ + unsigned long ii; \ + \ + if (uDelayUnit <= 50) { \ + udelay(uDelayUnit); \ + } else { \ + for (ii = 0; ii < (uDelayUnit); ii++) \ + byData = inb(0x61); \ + } \ +} while (0) + +/*--------------------- Export Classes ----------------------------*/ + +/*--------------------- Export Variables --------------------------*/ + +/*--------------------- Export Functions --------------------------*/ + +#endif // __UPC_H__ |