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Diffstat (limited to 'drivers/staging/vt6655/upc.h')
| -rw-r--r-- | drivers/staging/vt6655/upc.h | 171 |
1 files changed, 171 insertions, 0 deletions
diff --git a/drivers/staging/vt6655/upc.h b/drivers/staging/vt6655/upc.h new file mode 100644 index 000000000000..113fc2c88c11 --- /dev/null +++ b/drivers/staging/vt6655/upc.h @@ -0,0 +1,171 @@ +/* + * 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__ + +#if !defined(DEVICE_H) +#include "device.h" +#endif +#if !defined(__TTYPE_H__) +#include "ttype.h" +#endif + +/*--------------------- Export Definitions -------------------------*/ + + +// +// For IO mapped +// + +#ifdef IO_MAP + +#define VNSvInPortB(dwIOAddress, pbyData) { \ + *(pbyData) = inb(dwIOAddress); \ +} + + +#define VNSvInPortW(dwIOAddress, pwData) { \ + *(pwData) = inw(dwIOAddress); \ +} + +#define VNSvInPortD(dwIOAddress, pdwData) { \ + *(pdwData) = inl(dwIOAddress); \ +} + + +#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) { \ + volatile BYTE* pbyAddr = ((PBYTE)(dwIOAddress)); \ + *(pbyData) = readb(pbyAddr); \ +} + + +#define VNSvInPortW(dwIOAddress, pwData) { \ + volatile WORD* pwAddr = ((PWORD)(dwIOAddress)); \ + *(pwData) = readw(pwAddr); \ +} + +#define VNSvInPortD(dwIOAddress, pdwData) { \ + volatile DWORD* pdwAddr = ((PDWORD)(dwIOAddress)); \ + *(pdwData) = readl(pdwAddr); \ +} + + +#define VNSvOutPortB(dwIOAddress, byData) { \ + volatile BYTE* pbyAddr = ((PBYTE)(dwIOAddress)); \ + writeb((BYTE)byData, pbyAddr); \ +} + + +#define VNSvOutPortW(dwIOAddress, wData) { \ + volatile WORD* pwAddr = ((PWORD)(dwIOAddress)); \ + writew((WORD)wData, pwAddr); \ +} + +#define VNSvOutPortD(dwIOAddress, dwData) { \ + volatile DWORD* pdwAddr = ((PDWORD)(dwIOAddress)); \ + writel((DWORD)dwData, pdwAddr); \ +} + +#endif + + +// +// ALWAYS IO-Mapped IO when in 16-bit/32-bit environment +// +#define PCBvInPortB(dwIOAddress, pbyData) { \ + *(pbyData) = inb(dwIOAddress); \ +} + +#define PCBvInPortW(dwIOAddress, pwData) { \ + *(pwData) = inw(dwIOAddress); \ +} + +#define PCBvInPortD(dwIOAddress, pdwData) { \ + *(pdwData) = inl(dwIOAddress); \ +} + +#define PCBvOutPortB(dwIOAddress, byData) { \ + outb(byData, dwIOAddress); \ +} + +#define PCBvOutPortW(dwIOAddress, wData) { \ + outw(wData, dwIOAddress); \ +} + +#define PCBvOutPortD(dwIOAddress, dwData) { \ + outl(dwData, dwIOAddress); \ +} + + +#define PCAvDelayByIO(uDelayUnit) { \ + BYTE byData; \ + ULONG ii; \ + \ + if (uDelayUnit <= 50) { \ + udelay(uDelayUnit); \ + } \ + else { \ + for (ii = 0; ii < (uDelayUnit); ii++) \ + byData = inb(0x61); \ + } \ +} + + +/*--------------------- Export Classes ----------------------------*/ + +/*--------------------- Export Variables --------------------------*/ + +/*--------------------- Export Functions --------------------------*/ + + + + +#endif // __UPC_H__ + |