23 #define readb(addr) \  argument
24   ({ unsigned char __v = (*(volatile unsigned char *) (addr)); __v; })
25 #define readw(addr) \  argument
26   ({ unsigned short __v = (*(volatile unsigned short *) (addr)); __v; })
27 #define readl(addr) \  argument
28 	({ unsigned int __v = (*(volatile unsigned int *) (addr)); __v; })
30 #define writeb(b, addr) \  argument
31   (void)((*(volatile unsigned char *) (addr)) = (b))
32 #define writew(b, addr) \  argument
33   (void)((*(volatile unsigned short *) (addr)) = (b))
34 #define writel(b, addr) \  argument
35   (void)((*(volatile unsigned int *) (addr)) = (b))
41 #define inb(addr)	readb (addr)  argument
42 #define inw(addr)	readw (addr)  argument
43 #define inl(addr)	readl (addr)  argument
44 #define outb(x, addr)	((void) writeb (x, addr))  argument
45 #define outw(x, addr)	((void) writew (x, addr))  argument
46 #define outl(x, addr)	((void) writel (x, addr))  argument
49 #define in_8(addr)	readb (addr)  argument
50 #define in_be16(addr)	readw (addr)  argument
51 #define in_be32(addr)	readl (addr)  argument
53 #define out_8(addr,x )	outb (x,addr)  argument
54 #define out_be16(addr,x )	outw (x,addr)  argument
55 #define out_be32(addr,x )	outl (x,addr)  argument
124 #define iounmap(addr)				((void)0)  argument