- Initial checkin of the freebios2 tree

git-svn-id: svn://svn.coreboot.org/coreboot/trunk@784 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1

1 files changed, 44 insertions, 0 deletions

diff --git a/src/include/cpu/p6/mtrr.h b/src/include/cpu/p6/mtrr.h
new file mode 100644
index 0000000000..16af10b81b
--- /dev/null
+++ b/src/include/cpu/p6/mtrr.h
@@ -0,0 +1,44 @@
+#ifndef __LINUXBIOS_CPU_P6_MTRR_H
+#define __LINUXBIOS_CPU_P6_MTRR_H
+
+/*  These are the region types  */
+#define MTRR_TYPE_UNCACHABLE 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);
+#if defined(INTEL_PPRO_MTRR) 
+struct mem_range;
+void setup_mtrrs(struct mem_range *mem);
+#endif
+
+#endif /* ASSEMBLY */
+
+#endif /* __LINUXBIOS_CPU_P6_MTRR_H */