Subversion Repositories or1k

#ifndef __I386_LITHIUM_H

#define __I386_LITHIUM_H

#include <linux/config.h>

/*

 * Lithium is the I/O ASIC on the SGI 320 and 540 Visual Workstations

 */

#define LI_PCI_A_PHYS           0xfc000000      /* Enet is dev 3 */

#define LI_PCI_B_PHYS           0xfd000000      /* PIIX4 is here */

/* see set_fixmap() and asm/fixmap.h */

#define LI_PCIA_VADDR   (fix_to_virt(FIX_LI_PCIA))

#define LI_PCIB_VADDR   (fix_to_virt(FIX_LI_PCIB))

/* Not a standard PCI? (not in linux/pci.h) */

#define LI_PCI_BUSNUM   0x44                    /* lo8: primary, hi8: sub */

#define LI_PCI_INTEN    0x46

#ifdef CONFIG_X86_VISWS_APIC

/* More special purpose macros... */

static __inline void li_pcia_write16(unsigned long reg, unsigned short v)

{

        *((volatile unsigned short *)(LI_PCIA_VADDR+reg))=v;

}

static __inline unsigned short li_pcia_read16(unsigned long reg)

{

         return *((volatile unsigned short *)(LI_PCIA_VADDR+reg));

}

static __inline void li_pcib_write16(unsigned long reg, unsigned short v)

{

        *((volatile unsigned short *)(LI_PCIB_VADDR+reg))=v;

}

static __inline unsigned short li_pcib_read16(unsigned long reg)

{

        return *((volatile unsigned short *)(LI_PCIB_VADDR+reg));

}

#endif

#endif