#include <linux/config.h>
#include <linux/types.h>

#include <asm/io.h>

/*
 * Copy data from IO memory space to "real" memory space.
 * This needs to be optimized.
 */
void
__ia64_memcpy_fromio (void * to, unsigned long from, 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
__ia64_memcpy_toio (unsigned long to, void * from, long count)
{
	while (count) {
		count--;
		writeb(*(char *) from, to);
		((char *) from)++;
		to++;
	}
}

/*
 * "memset" on IO memory space.
 * This needs to be optimized.
 */
void
__ia64_memset_c_io (unsigned long dst, unsigned long c, long count)
{
	unsigned char ch = (char)(c & 0xff);

	while (count) {
		count--;
		writeb(ch, dst);
		dst++;
	}
}

#ifdef CONFIG_IA64_GENERIC

#undef __ia64_inb
#undef __ia64_inw
#undef __ia64_inl
#undef __ia64_outb
#undef __ia64_outw
#undef __ia64_outl
#undef __ia64_readb
#undef __ia64_readw
#undef __ia64_readl
#undef __ia64_readq
#undef __ia64_writeb
#undef __ia64_writew
#undef __ia64_writel
#undef __ia64_writeq

unsigned int
__ia64_inb (unsigned long port)
{
	return ___ia64_inb(port);
}

unsigned int
__ia64_inw (unsigned long port)
{
	return ___ia64_inw(port);
}

unsigned int
__ia64_inl (unsigned long port)
{
	return ___ia64_inl(port);
}

void
__ia64_outb (unsigned char val, unsigned long port)
{
	___ia64_outb(val, port);
}

void
__ia64_outw (unsigned short val, unsigned long port)
{
	___ia64_outw(val, port);
}

void
__ia64_outl (unsigned int val, unsigned long port)
{
	___ia64_outl(val, port);
}

unsigned char
__ia64_readb (void *addr)
{
	return ___ia64_readb (addr);
}

unsigned short
__ia64_readw (void *addr)
{
	return ___ia64_readw (addr);
}

unsigned int
__ia64_readl (void *addr)
{
	return ___ia64_readl (addr);
}

unsigned long
__ia64_readq (void *addr)
{
	return ___ia64_readq (addr);
}

#endif /* CONFIG_IA64_GENERIC */
