* Copy data from IO memory space to "real" memory space.
* This needs to be optimized.
*/
-void _memcpy_fromio(void * to, unsigned long from, size_t count)
+void _memcpy_fromio(void *to, const volatile void __iomem *from, size_t count)
{
+ unsigned char *t = to;
while (count) {
count--;
- *(char *) to = readb(from);
- ((char *) to)++;
+ *t = readb(from);
+ t++;
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, size_t count)
+void _memcpy_toio(volatile void __iomem *to, const void *from, size_t count)
{
+ const unsigned char *f = from;
while (count) {
count--;
- writeb(*(char *) from, to);
- ((char *) from)++;
+ writeb(*f, to);
+ f++;
to++;
}
}
* "memset" on IO memory space.
* This needs to be optimized.
*/
-void _memset_io(unsigned long dst, int c, size_t count)
+void _memset_io(volatile void __iomem *dst, int c, size_t count)
{
while (count) {
count--;