diff options
Diffstat (limited to 'arch/arm/include/asm/pgtable-hwdef.h')
| -rw-r--r-- | arch/arm/include/asm/pgtable-hwdef.h | 81 |
1 files changed, 5 insertions, 76 deletions
diff --git a/arch/arm/include/asm/pgtable-hwdef.h b/arch/arm/include/asm/pgtable-hwdef.h index fd1521d5cb9d..8426229ba292 100644 --- a/arch/arm/include/asm/pgtable-hwdef.h +++ b/arch/arm/include/asm/pgtable-hwdef.h | |||
| @@ -10,81 +10,10 @@ | |||
| 10 | #ifndef _ASMARM_PGTABLE_HWDEF_H | 10 | #ifndef _ASMARM_PGTABLE_HWDEF_H |
| 11 | #define _ASMARM_PGTABLE_HWDEF_H | 11 | #define _ASMARM_PGTABLE_HWDEF_H |
| 12 | 12 | ||
| 13 | /* | 13 | #ifdef CONFIG_ARM_LPAE |
| 14 | * Hardware page table definitions. | 14 | #include <asm/pgtable-3level-hwdef.h> |
| 15 | * | 15 | #else |
| 16 | * + Level 1 descriptor (PMD) | 16 | #include <asm/pgtable-2level-hwdef.h> |
| 17 | * - common | 17 | #endif |
| 18 | */ | ||
| 19 | #define PMD_TYPE_MASK (3 << 0) | ||
| 20 | #define PMD_TYPE_FAULT (0 << 0) | ||
| 21 | #define PMD_TYPE_TABLE (1 << 0) | ||
| 22 | #define PMD_TYPE_SECT (2 << 0) | ||
| 23 | #define PMD_BIT4 (1 << 4) | ||
| 24 | #define PMD_DOMAIN(x) ((x) << 5) | ||
| 25 | #define PMD_PROTECTION (1 << 9) /* v5 */ | ||
| 26 | /* | ||
| 27 | * - section | ||
| 28 | */ | ||
| 29 | #define PMD_SECT_BUFFERABLE (1 << 2) | ||
| 30 | #define PMD_SECT_CACHEABLE (1 << 3) | ||
| 31 | #define PMD_SECT_XN (1 << 4) /* v6 */ | ||
| 32 | #define PMD_SECT_AP_WRITE (1 << 10) | ||
| 33 | #define PMD_SECT_AP_READ (1 << 11) | ||
| 34 | #define PMD_SECT_TEX(x) ((x) << 12) /* v5 */ | ||
| 35 | #define PMD_SECT_APX (1 << 15) /* v6 */ | ||
| 36 | #define PMD_SECT_S (1 << 16) /* v6 */ | ||
| 37 | #define PMD_SECT_nG (1 << 17) /* v6 */ | ||
| 38 | #define PMD_SECT_SUPER (1 << 18) /* v6 */ | ||
| 39 | |||
| 40 | #define PMD_SECT_UNCACHED (0) | ||
| 41 | #define PMD_SECT_BUFFERED (PMD_SECT_BUFFERABLE) | ||
| 42 | #define PMD_SECT_WT (PMD_SECT_CACHEABLE) | ||
| 43 | #define PMD_SECT_WB (PMD_SECT_CACHEABLE | PMD_SECT_BUFFERABLE) | ||
| 44 | #define PMD_SECT_MINICACHE (PMD_SECT_TEX(1) | PMD_SECT_CACHEABLE) | ||
| 45 | #define PMD_SECT_WBWA (PMD_SECT_TEX(1) | PMD_SECT_CACHEABLE | PMD_SECT_BUFFERABLE) | ||
| 46 | #define PMD_SECT_NONSHARED_DEV (PMD_SECT_TEX(2)) | ||
| 47 | |||
| 48 | /* | ||
| 49 | * - coarse table (not used) | ||
| 50 | */ | ||
| 51 | |||
| 52 | /* | ||
| 53 | * + Level 2 descriptor (PTE) | ||
| 54 | * - common | ||
| 55 | */ | ||
| 56 | #define PTE_TYPE_MASK (3 << 0) | ||
| 57 | #define PTE_TYPE_FAULT (0 << 0) | ||
| 58 | #define PTE_TYPE_LARGE (1 << 0) | ||
| 59 | #define PTE_TYPE_SMALL (2 << 0) | ||
| 60 | #define PTE_TYPE_EXT (3 << 0) /* v5 */ | ||
| 61 | #define PTE_BUFFERABLE (1 << 2) | ||
| 62 | #define PTE_CACHEABLE (1 << 3) | ||
| 63 | |||
| 64 | /* | ||
| 65 | * - extended small page/tiny page | ||
| 66 | */ | ||
| 67 | #define PTE_EXT_XN (1 << 0) /* v6 */ | ||
| 68 | #define PTE_EXT_AP_MASK (3 << 4) | ||
| 69 | #define PTE_EXT_AP0 (1 << 4) | ||
| 70 | #define PTE_EXT_AP1 (2 << 4) | ||
| 71 | #define PTE_EXT_AP_UNO_SRO (0 << 4) | ||
| 72 | #define PTE_EXT_AP_UNO_SRW (PTE_EXT_AP0) | ||
| 73 | #define PTE_EXT_AP_URO_SRW (PTE_EXT_AP1) | ||
| 74 | #define PTE_EXT_AP_URW_SRW (PTE_EXT_AP1|PTE_EXT_AP0) | ||
| 75 | #define PTE_EXT_TEX(x) ((x) << 6) /* v5 */ | ||
| 76 | #define PTE_EXT_APX (1 << 9) /* v6 */ | ||
| 77 | #define PTE_EXT_COHERENT (1 << 9) /* XScale3 */ | ||
| 78 | #define PTE_EXT_SHARED (1 << 10) /* v6 */ | ||
| 79 | #define PTE_EXT_NG (1 << 11) /* v6 */ | ||
| 80 | |||
| 81 | /* | ||
| 82 | * - small page | ||
| 83 | */ | ||
| 84 | #define PTE_SMALL_AP_MASK (0xff << 4) | ||
| 85 | #define PTE_SMALL_AP_UNO_SRO (0x00 << 4) | ||
| 86 | #define PTE_SMALL_AP_UNO_SRW (0x55 << 4) | ||
| 87 | #define PTE_SMALL_AP_URO_SRW (0xaa << 4) | ||
| 88 | #define PTE_SMALL_AP_URW_SRW (0xff << 4) | ||
| 89 | 18 | ||
| 90 | #endif | 19 | #endif |