79 lines
2.1 KiB
C
79 lines
2.1 KiB
C
|
/*
|
||
|
|
* linux/include/asm-arm/arch-ebsa110/io.h
|
||
|
|
*
|
||
|
|
* Copyright (C) 1997,1998 Russell King
|
||
|
|
*
|
||
|
|
* This program is free software; you can redistribute it and/or modify
|
||
|
|
* it under the terms of the GNU General Public License version 2 as
|
||
|
|
* published by the Free Software Foundation.
|
||
|
|
*
|
||
|
|
* Modifications:
|
||
|
|
* 06-Dec-1997 RMK Created.
|
||
|
|
*/
|
||
|
|
#ifndef __ASM_ARM_ARCH_IO_H
|
||
|
|
#define __ASM_ARM_ARCH_IO_H
|
||
|
|
|
||
|
|
#define IO_SPACE_LIMIT 0xffff
|
||
|
|
|
||
|
|
u8 __inb8(unsigned int port);
|
||
|
|
void __outb8(u8 val, unsigned int port);
|
||
|
|
|
||
|
|
u8 __inb16(unsigned int port);
|
||
|
|
void __outb16(u8 val, unsigned int port);
|
||
|
|
|
||
|
|
u16 __inw(unsigned int port);
|
||
|
|
void __outw(u16 val, unsigned int port);
|
||
|
|
|
||
|
|
u32 __inl(unsigned int port);
|
||
|
|
void __outl(u32 val, unsigned int port);
|
||
|
|
|
||
|
|
u8 __readb(void __iomem *addr);
|
||
|
|
u16 __readw(void __iomem *addr);
|
||
|
|
u32 __readl(void __iomem *addr);
|
||
|
|
|
||
|
|
void __writeb(u8 val, void __iomem *addr);
|
||
|
|
void __writew(u16 val, void __iomem *addr);
|
||
|
|
void __writel(u32 val, void __iomem *addr);
|
||
|
|
|
||
|
|
/*
|
||
|
|
* Argh, someone forgot the IOCS16 line. We therefore have to handle
|
||
|
|
* the byte stearing by selecting the correct byte IO functions here.
|
||
|
|
*/
|
||
|
|
#ifdef ISA_SIXTEEN_BIT_PERIPHERAL
|
||
|
|
#define inb(p) __inb16(p)
|
||
|
|
#define outb(v,p) __outb16(v,p)
|
||
|
|
#else
|
||
|
|
#define inb(p) __inb8(p)
|
||
|
|
#define outb(v,p) __outb8(v,p)
|
||
|
|
#endif
|
||
|
|
|
||
|
|
#define inw(p) __inw(p)
|
||
|
|
#define outw(v,p) __outw(v,p)
|
||
|
|
|
||
|
|
#define inl(p) __inl(p)
|
||
|
|
#define outl(v,p) __outl(v,p)
|
||
|
|
|
||
|
|
#define readb(b) __readb(b)
|
||
|
|
#define readw(b) __readw(b)
|
||
|
|
#define readl(b) __readl(b)
|
||
|
|
#define readb_relaxed(addr) readb(addr)
|
||
|
|
#define readw_relaxed(addr) readw(addr)
|
||
|
|
#define readl_relaxed(addr) readl(addr)
|
||
|
|
|
||
|
|
#define writeb(v,b) __writeb(v,b)
|
||
|
|
#define writew(v,b) __writew(v,b)
|
||
|
|
#define writel(v,b) __writel(v,b)
|
||
|
|
|
||
|
|
#define __arch_ioremap(cookie,sz,c,a) ((void __iomem *)(cookie))
|
||
|
|
#define __arch_iounmap(cookie) do { } while (0)
|
||
|
|
|
||
|
|
extern void insb(unsigned int port, void *buf, int sz);
|
||
|
|
extern void insw(unsigned int port, void *buf, int sz);
|
||
|
|
extern void insl(unsigned int port, void *buf, int sz);
|
||
|
|
|
||
|
|
extern void outsb(unsigned int port, const void *buf, int sz);
|
||
|
|
extern void outsw(unsigned int port, const void *buf, int sz);
|
||
|
|
extern void outsl(unsigned int port, const void *buf, int sz);
|
||
|
|
|
||
|
|
#endif
|