sh_io.h File Reference

Macros to Access Memory Mapped Devices on the SH7000-Architecture. More...

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Macros
#define	readb(addr)
#define	readw(addr)
#define	readl(addr)
#define	read8(addr)
#define	read16(addr)
#define	read32(addr)
#define	writeb(b, addr)
#define	writew(b, addr)
#define	writel(b, addr)
#define	write8(b, addr)
#define	write16(b, addr)
#define	write32(b, addr)
#define	inb(addr)
#define	outb(b, addr)

Detailed Description

Macros to Access Memory Mapped Devices on the SH7000-Architecture.

These are some macros to access memory mapped devices on the SH7000-architecture.

Macro Definition Documentation

inb

#define inb

(

addr

)

Value:

readb(addr)

outb

#define outb	(		b,
			addr )

Value:

writeb(b,addr)

read16

#define read16

(

addr

)

Value:

(*(volatile uint16_t   *) (addr))

read32

#define read32

(

addr

)

Value:

(*(volatile uint32_t   *) (addr))

read8

#define read8

(

addr

)

Value:

(*(volatile uint8_t   *) (addr))

readb

#define readb

(

addr

)

Value:

(*(volatile unsigned char *) (addr))

readl

#define readl

(

addr

)

Value:

(*(volatile unsigned int *) (addr))

readw

#define readw

(

addr

)

Value:

(*(volatile unsigned short *) (addr))

write16

#define write16	(		b,
			addr )

Value:

((*(volatile uint16_t   *) (addr)) = (b))

write32

#define write32	(		b,
			addr )

Value:

((*(volatile uint32_t   *) (addr)) = (b))

write8

#define write8	(		b,
			addr )

Value:

((*(volatile uint8_t    *) (addr)) = (b))

writeb

#define writeb	(		b,
			addr )

Value:

((*(volatile unsigned char *) (addr)) = (b))

writel

#define writel	(		b,
			addr )

Value:

((*(volatile unsigned int *) (addr)) = (b))

writew

#define writew	(		b,
			addr )

Value:

((*(volatile unsigned short *) (addr)) = (b))