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authorPaul Mackerras <paulus@samba.org>2006-02-24 06:05:47 +0300
committerPaul Mackerras <paulus@samba.org>2006-02-24 06:05:47 +0300
commita00428f5b149e36b8225b2a0812742a6dfb07b8c (patch)
treea78869cd67cf78a0eb091fb0ea5d397734bd6738 /include/asm-powerpc
parent774fee58c465ea1c7e9775e347ec307bcf2deeb3 (diff)
parentfb5c594c2acc441f0d2d8f457484a0e0e9285db3 (diff)
downloadlinux-a00428f5b149e36b8225b2a0812742a6dfb07b8c.tar.xz
Merge ../powerpc-merge
Diffstat (limited to 'include/asm-powerpc')
-rw-r--r--include/asm-powerpc/cputable.h9
-rw-r--r--include/asm-powerpc/mman.h30
-rw-r--r--include/asm-powerpc/mmu.h1
-rw-r--r--include/asm-powerpc/pgalloc.h2
-rw-r--r--include/asm-powerpc/reg.h33
-rw-r--r--include/asm-powerpc/thread_info.h4
6 files changed, 15 insertions, 64 deletions
diff --git a/include/asm-powerpc/cputable.h b/include/asm-powerpc/cputable.h
index 64210549f56b..90d005bb4d1c 100644
--- a/include/asm-powerpc/cputable.h
+++ b/include/asm-powerpc/cputable.h
@@ -159,9 +159,11 @@ extern void do_cpu_ftr_fixups(unsigned long offset);
#endif
/* We need to mark all pages as being coherent if we're SMP or we
- * have a 74[45]x and an MPC107 host bridge.
+ * have a 74[45]x and an MPC107 host bridge. Also 83xx requires
+ * it for PCI "streaming/prefetch" to work properly.
*/
-#if defined(CONFIG_SMP) || defined(CONFIG_MPC10X_BRIDGE)
+#if defined(CONFIG_SMP) || defined(CONFIG_MPC10X_BRIDGE) \
+ || defined(CONFIG_PPC_83xx)
#define CPU_FTR_COMMON CPU_FTR_NEED_COHERENT
#else
#define CPU_FTR_COMMON 0
@@ -277,7 +279,8 @@ enum {
CPU_FTRS_G2_LE = CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_MAYBE_CAN_DOZE |
CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_HAS_HIGH_BATS,
CPU_FTRS_E300 = CPU_FTR_SPLIT_ID_CACHE | CPU_FTR_MAYBE_CAN_DOZE |
- CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_HAS_HIGH_BATS,
+ CPU_FTR_USE_TB | CPU_FTR_MAYBE_CAN_NAP | CPU_FTR_HAS_HIGH_BATS |
+ CPU_FTR_COMMON,
CPU_FTRS_CLASSIC32 = CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE |
CPU_FTR_USE_TB | CPU_FTR_HPTE_TABLE,
CPU_FTRS_POWER3_32 = CPU_FTR_COMMON | CPU_FTR_SPLIT_ID_CACHE |
diff --git a/include/asm-powerpc/mman.h b/include/asm-powerpc/mman.h
index a2e34c21b44f..24cf664a8295 100644
--- a/include/asm-powerpc/mman.h
+++ b/include/asm-powerpc/mman.h
@@ -1,6 +1,8 @@
#ifndef _ASM_POWERPC_MMAN_H
#define _ASM_POWERPC_MMAN_H
+#include <asm-generic/mman.h>
+
/*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
@@ -8,19 +10,6 @@
* 2 of the License, or (at your option) any later version.
*/
-#define PROT_READ 0x1 /* page can be read */
-#define PROT_WRITE 0x2 /* page can be written */
-#define PROT_EXEC 0x4 /* page can be executed */
-#define PROT_SEM 0x8 /* page may be used for atomic ops */
-#define PROT_NONE 0x0 /* page can not be accessed */
-#define PROT_GROWSDOWN 0x01000000 /* mprotect flag: extend change to start of growsdown vma */
-#define PROT_GROWSUP 0x02000000 /* mprotect flag: extend change to end of growsup vma */
-
-#define MAP_SHARED 0x01 /* Share changes */
-#define MAP_PRIVATE 0x02 /* Changes are private */
-#define MAP_TYPE 0x0f /* Mask for type of mapping */
-#define MAP_FIXED 0x10 /* Interpret addr exactly */
-#define MAP_ANONYMOUS 0x20 /* don't use a file */
#define MAP_RENAME MAP_ANONYMOUS /* In SunOS terminology */
#define MAP_NORESERVE 0x40 /* don't reserve swap pages */
#define MAP_LOCKED 0x80
@@ -29,25 +18,10 @@
#define MAP_DENYWRITE 0x0800 /* ETXTBSY */
#define MAP_EXECUTABLE 0x1000 /* mark it as an executable */
-#define MS_ASYNC 1 /* sync memory asynchronously */
-#define MS_INVALIDATE 2 /* invalidate the caches */
-#define MS_SYNC 4 /* synchronous memory sync */
-
#define MCL_CURRENT 0x2000 /* lock all currently mapped pages */
#define MCL_FUTURE 0x4000 /* lock all additions to address space */
#define MAP_POPULATE 0x8000 /* populate (prefault) pagetables */
#define MAP_NONBLOCK 0x10000 /* do not block on IO */
-#define MADV_NORMAL 0x0 /* default page-in behavior */
-#define MADV_RANDOM 0x1 /* page-in minimum required */
-#define MADV_SEQUENTIAL 0x2 /* read-ahead aggressively */
-#define MADV_WILLNEED 0x3 /* pre-fault pages */
-#define MADV_DONTNEED 0x4 /* discard these pages */
-#define MADV_REMOVE 0x5 /* remove these pages & resources */
-
-/* compatibility flags */
-#define MAP_ANON MAP_ANONYMOUS
-#define MAP_FILE 0
-
#endif /* _ASM_POWERPC_MMAN_H */
diff --git a/include/asm-powerpc/mmu.h b/include/asm-powerpc/mmu.h
index d096d9e76ad7..b0b9a3f8cdc2 100644
--- a/include/asm-powerpc/mmu.h
+++ b/include/asm-powerpc/mmu.h
@@ -112,6 +112,7 @@ typedef struct {
} hpte_t;
extern hpte_t *htab_address;
+extern unsigned long htab_size_bytes;
extern unsigned long htab_hash_mask;
/*
diff --git a/include/asm-powerpc/pgalloc.h b/include/asm-powerpc/pgalloc.h
index 9f5b052784a5..a00ee002cd11 100644
--- a/include/asm-powerpc/pgalloc.h
+++ b/include/asm-powerpc/pgalloc.h
@@ -146,7 +146,7 @@ extern void pgtable_free_tlb(struct mmu_gather *tlb, pgtable_free_t pgf);
pgtable_free_tlb(tlb, pgtable_free_cache(pmd, \
PMD_CACHE_NUM, PMD_TABLE_SIZE-1))
#ifndef CONFIG_PPC_64K_PAGES
-#define __pud_free_tlb(tlb, pmd) \
+#define __pud_free_tlb(tlb, pud) \
pgtable_free_tlb(tlb, pgtable_free_cache(pud, \
PUD_CACHE_NUM, PUD_TABLE_SIZE-1))
#endif /* CONFIG_PPC_64K_PAGES */
diff --git a/include/asm-powerpc/reg.h b/include/asm-powerpc/reg.h
index 12ecc9b9f285..72bfe3af0460 100644
--- a/include/asm-powerpc/reg.h
+++ b/include/asm-powerpc/reg.h
@@ -615,27 +615,9 @@
#define proc_trap() asm volatile("trap")
#ifdef CONFIG_PPC64
-static inline void ppc64_runlatch_on(void)
-{
- unsigned long ctrl;
-
- if (cpu_has_feature(CPU_FTR_CTRL)) {
- ctrl = mfspr(SPRN_CTRLF);
- ctrl |= CTRL_RUNLATCH;
- mtspr(SPRN_CTRLT, ctrl);
- }
-}
-
-static inline void ppc64_runlatch_off(void)
-{
- unsigned long ctrl;
-
- if (cpu_has_feature(CPU_FTR_CTRL)) {
- ctrl = mfspr(SPRN_CTRLF);
- ctrl &= ~CTRL_RUNLATCH;
- mtspr(SPRN_CTRLT, ctrl);
- }
-}
+
+extern void ppc64_runlatch_on(void);
+extern void ppc64_runlatch_off(void);
extern unsigned long scom970_read(unsigned int address);
extern void scom970_write(unsigned int address, unsigned long value);
@@ -645,15 +627,6 @@ extern void scom970_write(unsigned int address, unsigned long value);
#define __get_SP() ({unsigned long sp; \
asm volatile("mr %0,1": "=r" (sp)); sp;})
-#else /* __ASSEMBLY__ */
-
-#define RUNLATCH_ON(REG) \
-BEGIN_FTR_SECTION \
- mfspr (REG),SPRN_CTRLF; \
- ori (REG),(REG),CTRL_RUNLATCH; \
- mtspr SPRN_CTRLT,(REG); \
-END_FTR_SECTION_IFSET(CPU_FTR_CTRL)
-
#endif /* __ASSEMBLY__ */
#endif /* __KERNEL__ */
#endif /* _ASM_POWERPC_REG_H */
diff --git a/include/asm-powerpc/thread_info.h b/include/asm-powerpc/thread_info.h
index c044ec16a879..237fc2b72974 100644
--- a/include/asm-powerpc/thread_info.h
+++ b/include/asm-powerpc/thread_info.h
@@ -113,7 +113,7 @@ static inline struct thread_info *current_thread_info(void)
#define TIF_POLLING_NRFLAG 4 /* true if poll_idle() is polling
TIF_NEED_RESCHED */
#define TIF_32BIT 5 /* 32 bit binary */
-/* #define SPARE 6 */
+#define TIF_RUNLATCH 6 /* Is the runlatch enabled? */
#define TIF_ABI_PENDING 7 /* 32/64 bit switch needed */
#define TIF_SYSCALL_AUDIT 8 /* syscall auditing active */
#define TIF_SINGLESTEP 9 /* singlestepping active */
@@ -131,7 +131,7 @@ static inline struct thread_info *current_thread_info(void)
#define _TIF_NEED_RESCHED (1<<TIF_NEED_RESCHED)
#define _TIF_POLLING_NRFLAG (1<<TIF_POLLING_NRFLAG)
#define _TIF_32BIT (1<<TIF_32BIT)
-/* #define _SPARE (1<<SPARE) */
+#define _TIF_RUNLATCH (1<<TIF_RUNLATCH)
#define _TIF_ABI_PENDING (1<<TIF_ABI_PENDING)
#define _TIF_SYSCALL_AUDIT (1<<TIF_SYSCALL_AUDIT)
#define _TIF_SINGLESTEP (1<<TIF_SINGLESTEP)