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/*
* linux/arch/sh/kernel/io.c
*
* Copyright (C) 2000 Stuart Menefy
*
* Provide real functions which expand to whatever the header file defined.
* Also definitions of machine independant IO functions.
*/
#include <asm/io.h>
unsigned int _inb(unsigned long port)
{
return __inb(port);
}
unsigned int _inw(unsigned long port)
{
return __inw(port);
}
unsigned int _inl(unsigned long port)
{
return __inl(port);
}
void _outb(unsigned char b, unsigned long port)
{
__outb(b, port);
}
void _outw(unsigned short b, unsigned long port)
{
__outw(b, port);
}
void _outl(unsigned int b, unsigned long port)
{
__outl(b, port);
}
unsigned int _inb_p(unsigned long port)
{
return __inb_p(port);
}
unsigned int _inw_p(unsigned long port)
{
return __inw_p(port);
}
void _outb_p(unsigned char b, unsigned long port)
{
__outb_p(b, port);
}
void _outw_p(unsigned short b, unsigned long port)
{
__outw_p(b, port);
}
void _insb(unsigned long port, void *buffer, unsigned long count)
{
return __insb(port, buffer, count);
}
void _insw(unsigned long port, void *buffer, unsigned long count)
{
__insw(port, buffer, count);
}
void _insl(unsigned long port, void *buffer, unsigned long count)
{
__insl(port, buffer, count);
}
void _outsb(unsigned long port, const void *buffer, unsigned long count)
{
__outsb(port, buffer, count);
}
void _outsw(unsigned long port, const void *buffer, unsigned long count)
{
__outsw(port, buffer, count);
}
void _outsl(unsigned long port, const void *buffer, unsigned long count)
{
__outsl(port, buffer, count);
}
unsigned long ___raw_readb(unsigned long addr)
{
return __readb(addr);
}
unsigned long ___raw_readw(unsigned long addr)
{
return __readw(addr);
}
unsigned long ___raw_readl(unsigned long addr)
{
return __readl(addr);
}
unsigned long _readb(unsigned long addr)
{
unsigned long r = __readb(addr);
mb();
return r;
}
unsigned long _readw(unsigned long addr)
{
unsigned long r = __readw(addr);
mb();
return r;
}
unsigned long _readl(unsigned long addr)
{
unsigned long r = __readl(addr);
mb();
return r;
}
void ___raw_writeb(unsigned char b, unsigned long addr)
{
__writeb(b, addr);
}
void ___raw_writew(unsigned short b, unsigned long addr)
{
__writew(b, addr);
}
void ___raw_writel(unsigned int b, unsigned long addr)
{
__writel(b, addr);
}
void _writeb(unsigned char b, unsigned long addr)
{
__writeb(b, addr);
mb();
}
void _writew(unsigned short b, unsigned long addr)
{
__writew(b, addr);
mb();
}
void _writel(unsigned int b, unsigned long addr)
{
__writel(b, addr);
mb();
}
/*
* Copy data from IO memory space to "real" memory space.
* This needs to be optimized.
*/
void memcpy_fromio(void * to, unsigned long from, unsigned long count)
{
while (count) {
count--;
*(char *) to = readb(from);
((char *) to)++;
from++;
}
}
/*
* Copy data from "real" memory space to IO memory space.
* This needs to be optimized.
*/
void memcpy_toio(unsigned long to, const void * from, unsigned long count)
{
while (count) {
count--;
writeb(*(char *) from, to);
((char *) from)++;
to++;
}
}
/*
* "memset" on IO memory space.
* This needs to be optimized.
*/
void memset_io(unsigned long dst, int c, unsigned long count)
{
while (count) {
count--;
writeb(c, dst);
dst++;
}
}
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