tjh.dev
Linux kernel mirror (for testing)
git.kernel.org/pub/scm/linux/kernel/git/torvalds/linux.git
kernel
os
linux
1// SPDX-License-Identifier: GPL-2.0+
2/*
3 * Copyright (c) 1996, 2003 VIA Networking Technologies, Inc.
4 * All rights reserved.
5 *
6 * File: upc.h
7 *
8 * Purpose: Macros to access device
9 *
10 * Author: Tevin Chen
11 *
12 * Date: Mar 17, 1997
13 *
14 */
15
16#ifndef __UPC_H__
17#define __UPC_H__
18
19#include "device.h"
20
21/*--------------------- Export Definitions -------------------------*/
22
23
24/* For memory mapped IO */
25
26
27#define VNSvInPortB(dwIOAddress, pbyData) \
28 (*(pbyData) = ioread8(dwIOAddress))
29
30#define VNSvInPortW(dwIOAddress, pwData) \
31 (*(pwData) = ioread16(dwIOAddress))
32
33#define VNSvInPortD(dwIOAddress, pdwData) \
34 (*(pdwData) = ioread32(dwIOAddress))
35
36#define VNSvOutPortB(dwIOAddress, byData) \
37 iowrite8((u8)(byData), dwIOAddress)
38
39#define VNSvOutPortW(dwIOAddress, wData) \
40 iowrite16((u16)(wData), dwIOAddress)
41
42#define VNSvOutPortD(dwIOAddress, dwData) \
43 iowrite32((u32)(dwData), dwIOAddress)
44
45#define PCAvDelayByIO(uDelayUnit) \
46do { \
47 unsigned char byData; \
48 unsigned long ii; \
49 \
50 if (uDelayUnit <= 50) { \
51 udelay(uDelayUnit); \
52 } else { \
53 for (ii = 0; ii < (uDelayUnit); ii++) \
54 byData = inb(0x61); \
55 } \
56} while (0)
57
58/*--------------------- Export Classes ----------------------------*/
59
60/*--------------------- Export Variables --------------------------*/
61
62/*--------------------- Export Functions --------------------------*/
63
64#endif /* __UPC_H__ */