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/*

 * include/asm-sh/io_snapgear.h

 *

 * Modified version of io_se.h for the snapgear-specific functions.

 *

 * May be copied or modified under the terms of the GNU General Public

 * License.  See linux/COPYING for more information.

 *

 * IO functions for a SnapGear

 */

#ifndef _ASM_SH_IO_SNAPGEAR_H

#define _ASM_SH_IO_SNAPGEAR_H

#include <asm/irq.h>

#if defined(__SH4__)

/*

 * The external interrupt lines, these take up ints 0 - 15 inclusive

 * depending on the priority for the interrupt.  In fact the priority

 * is the interrupt :-)

 */

#define IRL0_IRQ                2

#define IRL0_IPR_ADDR   INTC_IPRD

#define IRL0_IPR_POS    3

#define IRL0_PRIORITY   13

#define IRL1_IRQ                5

#define IRL1_IPR_ADDR   INTC_IPRD

#define IRL1_IPR_POS    2

#define IRL1_PRIORITY   10

#define IRL2_IRQ                8

#define IRL2_IPR_ADDR   INTC_IPRD

#define IRL2_IPR_POS    1

#define IRL2_PRIORITY   7

#define IRL3_IRQ                11

#define IRL3_IPR_ADDR   INTC_IPRD

#define IRL3_IPR_POS    0

#define IRL3_PRIORITY   4

#endif

#include <asm/io_generic.h>

extern unsigned char snapgear_inb(unsigned long port);

extern unsigned short snapgear_inw(unsigned long port);

extern unsigned int snapgear_inl(unsigned long port);

extern void snapgear_outb(unsigned char value, unsigned long port);

extern void snapgear_outw(unsigned short value, unsigned long port);

extern void snapgear_outl(unsigned int value, unsigned long port);

extern unsigned char snapgear_inb_p(unsigned long port);

extern void snapgear_outb_p(unsigned char value, unsigned long port);

extern void snapgear_insb(unsigned long port, void *addr, unsigned long count);

extern void snapgear_insw(unsigned long port, void *addr, unsigned long count);

extern void snapgear_insl(unsigned long port, void *addr, unsigned long count);

extern void snapgear_outsb(unsigned long port, const void *addr, unsigned long count);

extern void snapgear_outsw(unsigned long port, const void *addr, unsigned long count);

extern void snapgear_outsl(unsigned long port, const void *addr, unsigned long count);

extern unsigned char snapgear_readb(unsigned long addr);

extern unsigned short snapgear_readw(unsigned long addr);

extern unsigned int snapgear_readl(unsigned long addr);

extern void snapgear_writeb(unsigned char b, unsigned long addr);

extern void snapgear_writew(unsigned short b, unsigned long addr);

extern void snapgear_writel(unsigned int b, unsigned long addr);

extern unsigned long snapgear_isa_port2addr(unsigned long offset);

#ifdef __WANT_IO_DEF

# define __inb                  snapgear_inb

# define __inw                  snapgear_inw

# define __inl                  snapgear_inl

# define __outb                 snapgear_outb

# define __outw                 snapgear_outw

# define __outl                 snapgear_outl

# define __inb_p                snapgear_inb_p

# define __inw_p                snapgear_inw

# define __inl_p                snapgear_inl

# define __outb_p               snapgear_outb_p

# define __outw_p               snapgear_outw

# define __outl_p               snapgear_outl

# define __insb                 snapgear_insb

# define __insw                 snapgear_insw

# define __insl                 snapgear_insl

# define __outsb                snapgear_outsb

# define __outsw                snapgear_outsw

# define __outsl                snapgear_outsl

# define __readb                snapgear_readb

# define __readw                snapgear_readw

# define __readl                snapgear_readl

# define __writeb               snapgear_writeb

# define __writew               snapgear_writew

# define __writel               snapgear_writel

# define __isa_port2addr        snapgear_isa_port2addr

# define __ioremap              generic_ioremap

# define __iounmap              generic_iounmap

#endif

#ifdef CONFIG_SH_SECUREEDGE5410

/*

 * We need to remember what was written to the ioport as some bits

 * are shared with other functions and you cannot read back what was

 * written :-|

 *

 * Bit        Read                   Write

 * -----------------------------------------------

 * D0         DCD on ttySC1          power

 * D1         Reset Switch           heatbeat

 * D2         ttySC0 CTS (7100)      LAN

 * D3         -                      WAN

 * D4         ttySC0 DCD (7100)      CONSOLE

 * D5         -                      ONLINE

 * D6         -                      VPN

 * D7         -                      DTR on ttySC1

 * D8         -                      ttySC0 RTS (7100)

 * D9         -                      ttySC0 DTR (7100)

 * D10        -                      RTC SCLK

 * D11        RTC DATA               RTC DATA

 * D12        -                      RTS RESET

 */

 #define SECUREEDGE_IOPORT_ADDR ((volatile short *) 0xb0000000)

 extern unsigned short secureedge5410_ioport;

 #define SECUREEDGE_WRITE_IOPORT(val, mask) (*SECUREEDGE_IOPORT_ADDR = \

                 (secureedge5410_ioport = \

                                ((secureedge5410_ioport & ~(mask)) | ((val) & (mask)))))

 #define SECUREEDGE_READ_IOPORT() \

                 ((*SECUREEDGE_IOPORT_ADDR&0x0817) | (secureedge5410_ioport&~0x0817))

#endif

#endif /* _ASM_SH_IO_SNAPGEAR_H */