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#include <linux/module.h>
#include <asm/io.h>
/*
* 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++;
}
}
EXPORT_SYMBOL(_memcpy_fromio);
EXPORT_SYMBOL(_memcpy_toio);
EXPORT_SYMBOL(_memset_io);
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