summaryrefslogtreecommitdiff
path: root/arch/sh/include
diff options
context:
space:
mode:
Diffstat (limited to 'arch/sh/include')
-rw-r--r--arch/sh/include/asm/page.h6
-rw-r--r--arch/sh/include/asm/pgtable.h7
-rw-r--r--arch/sh/include/cpu-sh3/cpu/cacheflush.h5
-rw-r--r--arch/sh/include/cpu-sh4/cpu/cacheflush.h2
4 files changed, 8 insertions, 12 deletions
diff --git a/arch/sh/include/asm/page.h b/arch/sh/include/asm/page.h
index 49592c780a6e..a31ab40040f0 100644
--- a/arch/sh/include/asm/page.h
+++ b/arch/sh/include/asm/page.h
@@ -50,6 +50,12 @@ extern unsigned long shm_align_mask;
extern unsigned long max_low_pfn, min_low_pfn;
extern unsigned long memory_start, memory_end;
+static inline unsigned long
+pages_do_alias(unsigned long addr1, unsigned long addr2)
+{
+ return (addr1 ^ addr2) & shm_align_mask;
+}
+
extern void clear_page(void *to);
extern void copy_page(void *to, void *from);
diff --git a/arch/sh/include/asm/pgtable.h b/arch/sh/include/asm/pgtable.h
index 2a011b18090b..d9f68f9c3cb3 100644
--- a/arch/sh/include/asm/pgtable.h
+++ b/arch/sh/include/asm/pgtable.h
@@ -133,13 +133,6 @@ typedef pte_t *pte_addr_t;
*/
#define pgtable_cache_init() do { } while (0)
-#if !defined(CONFIG_CACHE_OFF) && (defined(CONFIG_CPU_SH4) || \
- defined(CONFIG_SH7705_CACHE_32KB))
-struct mm_struct;
-#define __HAVE_ARCH_PTEP_GET_AND_CLEAR
-pte_t ptep_get_and_clear(struct mm_struct *mm, unsigned long addr, pte_t *ptep);
-#endif
-
struct vm_area_struct;
extern void update_mmu_cache(struct vm_area_struct * vma,
unsigned long address, pte_t pte);
diff --git a/arch/sh/include/cpu-sh3/cpu/cacheflush.h b/arch/sh/include/cpu-sh3/cpu/cacheflush.h
index 1ac27aae6700..6485ad5649ad 100644
--- a/arch/sh/include/cpu-sh3/cpu/cacheflush.h
+++ b/arch/sh/include/cpu-sh3/cpu/cacheflush.h
@@ -15,10 +15,7 @@
* SH4. Unlike the SH4 this is a unified cache so we need to do some work
* in mmap when 'exec'ing a new binary
*/
- /* 32KB cache, 4kb PAGE sizes need to check bit 12 */
-#define CACHE_ALIAS 0x00001000
-
-#define PG_mapped PG_arch_1
+#define PG_dcache_dirty PG_arch_1
void flush_cache_all(void);
void flush_cache_mm(struct mm_struct *mm);
diff --git a/arch/sh/include/cpu-sh4/cpu/cacheflush.h b/arch/sh/include/cpu-sh4/cpu/cacheflush.h
index 065306d376eb..3564f1722195 100644
--- a/arch/sh/include/cpu-sh4/cpu/cacheflush.h
+++ b/arch/sh/include/cpu-sh4/cpu/cacheflush.h
@@ -38,6 +38,6 @@ void flush_icache_user_range(struct vm_area_struct *vma, struct page *page,
/* Initialization of P3 area for copy_user_page */
void p3_cache_init(void);
-#define PG_mapped PG_arch_1
+#define PG_dcache_dirty PG_arch_1
#endif /* __ASM_CPU_SH4_CACHEFLUSH_H */