aboutsummaryrefslogtreecommitdiffstats
path: root/arch/sh/include/asm/pgtable_32.h
diff options
context:
space:
mode:
Diffstat (limited to 'arch/sh/include/asm/pgtable_32.h')
-rw-r--r--arch/sh/include/asm/pgtable_32.h15
1 files changed, 7 insertions, 8 deletions
diff --git a/arch/sh/include/asm/pgtable_32.h b/arch/sh/include/asm/pgtable_32.h
index 43528ec656b..b799fe71114 100644
--- a/arch/sh/include/asm/pgtable_32.h
+++ b/arch/sh/include/asm/pgtable_32.h
@@ -76,6 +76,10 @@
76/* Wrapper for extended mode pgprot twiddling */ 76/* Wrapper for extended mode pgprot twiddling */
77#define _PAGE_EXT(x) ((unsigned long long)(x) << 32) 77#define _PAGE_EXT(x) ((unsigned long long)(x) << 32)
78 78
79#ifdef CONFIG_X2TLB
80#define _PAGE_PCC_MASK 0x00000000 /* No legacy PTEA support */
81#else
82
79/* software: moves to PTEA.TC (Timing Control) */ 83/* software: moves to PTEA.TC (Timing Control) */
80#define _PAGE_PCC_AREA5 0x00000000 /* use BSC registers for area5 */ 84#define _PAGE_PCC_AREA5 0x00000000 /* use BSC registers for area5 */
81#define _PAGE_PCC_AREA6 0x80000000 /* use BSC registers for area6 */ 85#define _PAGE_PCC_AREA6 0x80000000 /* use BSC registers for area6 */
@@ -89,7 +93,8 @@
89#define _PAGE_PCC_ATR8 0x60000000 /* Attribute Memory space, 8 bit bus */ 93#define _PAGE_PCC_ATR8 0x60000000 /* Attribute Memory space, 8 bit bus */
90#define _PAGE_PCC_ATR16 0x60000001 /* Attribute Memory space, 6 bit bus */ 94#define _PAGE_PCC_ATR16 0x60000001 /* Attribute Memory space, 6 bit bus */
91 95
92#ifndef CONFIG_X2TLB 96#define _PAGE_PCC_MASK 0xe0000001
97
93/* copy the ptea attributes */ 98/* copy the ptea attributes */
94static inline unsigned long copy_ptea_attributes(unsigned long x) 99static inline unsigned long copy_ptea_attributes(unsigned long x)
95{ 100{
@@ -231,13 +236,7 @@ static inline unsigned long copy_ptea_attributes(unsigned long x)
231 _PAGE_EXT_KERN_EXEC)) 236 _PAGE_EXT_KERN_EXEC))
232 237
233#define PAGE_KERNEL_PCC(slot, type) \ 238#define PAGE_KERNEL_PCC(slot, type) \
234 __pgprot(_PAGE_PRESENT | _PAGE_DIRTY | \ 239 __pgprot(0)
235 _PAGE_ACCESSED | _PAGE_FLAGS_HARD | \
236 _PAGE_EXT(_PAGE_EXT_KERN_READ | \
237 _PAGE_EXT_KERN_WRITE | \
238 _PAGE_EXT_KERN_EXEC) \
239 (slot ? _PAGE_PCC_AREA5 : _PAGE_PCC_AREA6) | \
240 (type))
241 240
242#elif defined(CONFIG_MMU) /* SH-X TLB */ 241#elif defined(CONFIG_MMU) /* SH-X TLB */
243#define PAGE_NONE __pgprot(_PAGE_PROTNONE | _PAGE_CACHABLE | \ 242#define PAGE_NONE __pgprot(_PAGE_PROTNONE | _PAGE_CACHABLE | \