#ifndef __LINUXBIOS_CPU_P6_MTRR_H
#define __LINUXBIOS_CPU_P6_MTRR_H

/*  These are the region types  */
#define MTRR_TYPE_UNCACHEABLE 0
#define MTRR_TYPE_WRCOMB     1
/*#define MTRR_TYPE_         2*/
/*#define MTRR_TYPE_         3*/
#define MTRR_TYPE_WRTHROUGH  4
#define MTRR_TYPE_WRPROT     5
#define MTRR_TYPE_WRBACK     6
#define MTRR_NUM_TYPES       7

#define MTRRcap_MSR     0x0fe
#define MTRRdefType_MSR 0x2ff

#define MTRRphysBase_MSR(reg) (0x200 + 2 * (reg))
#define MTRRphysMask_MSR(reg) (0x200 + 2 * (reg) + 1)

#define NUM_FIXED_RANGES 88
#define MTRRfix64K_00000_MSR 0x250
#define MTRRfix16K_80000_MSR 0x258
#define MTRRfix16K_A0000_MSR 0x259
#define MTRRfix4K_C0000_MSR 0x268
#define MTRRfix4K_C8000_MSR 0x269
#define MTRRfix4K_D0000_MSR 0x26a
#define MTRRfix4K_D8000_MSR 0x26b
#define MTRRfix4K_E0000_MSR 0x26c
#define MTRRfix4K_E8000_MSR 0x26d
#define MTRRfix4K_F0000_MSR 0x26e
#define MTRRfix4K_F8000_MSR 0x26f


#if !defined(ASSEMBLY)

void set_var_mtrr(unsigned int reg, unsigned long base, unsigned long size, unsigned char type);
void add_var_mtrr(unsigned long basek, unsigned long sizek, unsigned char type);
#if defined(INTEL_PPRO_MTRR) 
struct mem_range;
void setup_mtrrs(struct mem_range *mem);
#endif

#endif /* ASSEMBLY */

#endif /* __LINUXBIOS_CPU_P6_MTRR_H */