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#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... */
extern __inline void li_pcia_write16(unsigned long reg, unsigned short v)
{
*((volatile unsigned short *)(LI_PCIA_VADDR+reg))=v;
}
extern __inline unsigned short li_pcia_read16(unsigned long reg)
{
return *((volatile unsigned short *)(LI_PCIA_VADDR+reg));
}
extern __inline void li_pcib_write16(unsigned long reg, unsigned short v)
{
*((volatile unsigned short *)(LI_PCIB_VADDR+reg))=v;
}
extern __inline unsigned short li_pcib_read16(unsigned long reg)
{
return *((volatile unsigned short *)(LI_PCIB_VADDR+reg));
}
#endif
#endif
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