summaryrefslogtreecommitdiff
path: root/include/asm-ppc64/mmu.h
diff options
context:
space:
mode:
authorJeff Garzik <jgarzik@pobox.com>2005-09-01 18:02:01 -0400
committerJeff Garzik <jgarzik@pobox.com>2005-09-01 18:02:01 -0400
commite3ee3b78f83688a0ae4315e8be71b2eac559904a (patch)
treedeb03bcdd020262af450ed23382d7c921263f5cf /include/asm-ppc64/mmu.h
parent91cb70c1769d9b72dd1efe40c31f01005820b09e (diff)
parent6b39374a27eb4be7e9d82145ae270ba02ea90dc8 (diff)
/spare/repo/netdev-2.6 branch 'master'
Diffstat (limited to 'include/asm-ppc64/mmu.h')
-rw-r--r--include/asm-ppc64/mmu.h16
1 files changed, 10 insertions, 6 deletions
diff --git a/include/asm-ppc64/mmu.h b/include/asm-ppc64/mmu.h
index 70348a851313..ad36bb28de29 100644
--- a/include/asm-ppc64/mmu.h
+++ b/include/asm-ppc64/mmu.h
@@ -28,9 +28,12 @@
#define STE_VSID_SHIFT 12
/* Location of cpu0's segment table */
-#define STAB0_PAGE 0x9
+#define STAB0_PAGE 0x6
#define STAB0_PHYS_ADDR (STAB0_PAGE<<PAGE_SHIFT)
-#define STAB0_VIRT_ADDR (KERNELBASE+STAB0_PHYS_ADDR)
+
+#ifndef __ASSEMBLY__
+extern char initial_stab[];
+#endif /* ! __ASSEMBLY */
/*
* SLB
@@ -259,8 +262,10 @@ extern void stabs_alloc(void);
#define VSID_BITS 36
#define VSID_MODULUS ((1UL<<VSID_BITS)-1)
-#define CONTEXT_BITS 20
-#define USER_ESID_BITS 15
+#define CONTEXT_BITS 19
+#define USER_ESID_BITS 16
+
+#define USER_VSID_RANGE (1UL << (USER_ESID_BITS + SID_SHIFT))
/*
* This macro generates asm code to compute the VSID scramble
@@ -302,8 +307,7 @@ typedef unsigned long mm_context_id_t;
typedef struct {
mm_context_id_t id;
#ifdef CONFIG_HUGETLB_PAGE
- pgd_t *huge_pgdir;
- u16 htlb_segs; /* bitmask */
+ u16 low_htlb_areas, high_htlb_areas;
#endif
} mm_context_t;