#include <linux/string.h> #include <linux/module.h> #include <asm/io.h> void __memcpy_toio(unsigned long dst, const void *src, unsigned len) { __inline_memcpy((void *)dst, src, len); } EXPORT_SYMBOL(__memcpy_toio); void __memcpy_fromio(void *dst, unsigned long src, unsigned len) { __inline_memcpy(dst, (const void *)src, len); } EXPORT_SYMBOL(__memcpy_fromio); void memset_io(volatile void __iomem *a, int b, size_t c) { /* * TODO: memset can mangle the IO patterns quite a bit. * perhaps it would be better to use a dumb one: */ memset((void *)a, b, c); } EXPORT_SYMBOL(memset_io);