1*7a693feeSAndrew Jones #ifndef _ASMARM_PGTABLE_HWDEF_H_ 2*7a693feeSAndrew Jones #define _ASMARM_PGTABLE_HWDEF_H_ 3*7a693feeSAndrew Jones /* 4*7a693feeSAndrew Jones * From arch/arm/include/asm/pgtable-3level-hwdef.h 5*7a693feeSAndrew Jones */ 6*7a693feeSAndrew Jones 7*7a693feeSAndrew Jones /* 8*7a693feeSAndrew Jones * Hardware page table definitions. 9*7a693feeSAndrew Jones * 10*7a693feeSAndrew Jones * + Level 1/2 descriptor 11*7a693feeSAndrew Jones * - common 12*7a693feeSAndrew Jones */ 13*7a693feeSAndrew Jones #define PMD_TYPE_MASK (_AT(pmdval_t, 3) << 0) 14*7a693feeSAndrew Jones #define PMD_TYPE_FAULT (_AT(pmdval_t, 0) << 0) 15*7a693feeSAndrew Jones #define PMD_TYPE_TABLE (_AT(pmdval_t, 3) << 0) 16*7a693feeSAndrew Jones #define PMD_TYPE_SECT (_AT(pmdval_t, 1) << 0) 17*7a693feeSAndrew Jones #define PMD_TABLE_BIT (_AT(pmdval_t, 1) << 1) 18*7a693feeSAndrew Jones #define PMD_BIT4 (_AT(pmdval_t, 0)) 19*7a693feeSAndrew Jones #define PMD_DOMAIN(x) (_AT(pmdval_t, 0)) 20*7a693feeSAndrew Jones #define PMD_APTABLE_SHIFT (61) 21*7a693feeSAndrew Jones #define PMD_APTABLE (_AT(pgdval_t, 3) << PGD_APTABLE_SHIFT) 22*7a693feeSAndrew Jones #define PMD_PXNTABLE (_AT(pgdval_t, 1) << 59) 23*7a693feeSAndrew Jones 24*7a693feeSAndrew Jones /* 25*7a693feeSAndrew Jones * - section 26*7a693feeSAndrew Jones */ 27*7a693feeSAndrew Jones #define PMD_SECT_BUFFERABLE (_AT(pmdval_t, 1) << 2) 28*7a693feeSAndrew Jones #define PMD_SECT_CACHEABLE (_AT(pmdval_t, 1) << 3) 29*7a693feeSAndrew Jones #define PMD_SECT_USER (_AT(pmdval_t, 1) << 6) /* AP[1] */ 30*7a693feeSAndrew Jones #define PMD_SECT_AP2 (_AT(pmdval_t, 1) << 7) /* read only */ 31*7a693feeSAndrew Jones #define PMD_SECT_S (_AT(pmdval_t, 3) << 8) 32*7a693feeSAndrew Jones #define PMD_SECT_AF (_AT(pmdval_t, 1) << 10) 33*7a693feeSAndrew Jones #define PMD_SECT_nG (_AT(pmdval_t, 1) << 11) 34*7a693feeSAndrew Jones #define PMD_SECT_PXN (_AT(pmdval_t, 1) << 53) 35*7a693feeSAndrew Jones #define PMD_SECT_XN (_AT(pmdval_t, 1) << 54) 36*7a693feeSAndrew Jones #define PMD_SECT_AP_WRITE (_AT(pmdval_t, 0)) 37*7a693feeSAndrew Jones #define PMD_SECT_AP_READ (_AT(pmdval_t, 0)) 38*7a693feeSAndrew Jones #define PMD_SECT_AP1 (_AT(pmdval_t, 1) << 6) 39*7a693feeSAndrew Jones #define PMD_SECT_TEX(x) (_AT(pmdval_t, 0)) 40*7a693feeSAndrew Jones 41*7a693feeSAndrew Jones /* 42*7a693feeSAndrew Jones * AttrIndx[2:0] encoding (mapping attributes defined in the MAIR* registers). 43*7a693feeSAndrew Jones */ 44*7a693feeSAndrew Jones #define PMD_SECT_UNCACHED (_AT(pmdval_t, 0) << 2) /* strongly ordered */ 45*7a693feeSAndrew Jones #define PMD_SECT_BUFFERED (_AT(pmdval_t, 1) << 2) /* normal non-cacheable */ 46*7a693feeSAndrew Jones #define PMD_SECT_WT (_AT(pmdval_t, 2) << 2) /* normal inner write-through */ 47*7a693feeSAndrew Jones #define PMD_SECT_WB (_AT(pmdval_t, 3) << 2) /* normal inner write-back */ 48*7a693feeSAndrew Jones #define PMD_SECT_WBWA (_AT(pmdval_t, 7) << 2) /* normal inner write-alloc */ 49*7a693feeSAndrew Jones 50*7a693feeSAndrew Jones /* 51*7a693feeSAndrew Jones * + Level 3 descriptor (PTE) 52*7a693feeSAndrew Jones */ 53*7a693feeSAndrew Jones #define PTE_TYPE_MASK (_AT(pteval_t, 3) << 0) 54*7a693feeSAndrew Jones #define PTE_TYPE_FAULT (_AT(pteval_t, 0) << 0) 55*7a693feeSAndrew Jones #define PTE_TYPE_PAGE (_AT(pteval_t, 3) << 0) 56*7a693feeSAndrew Jones #define PTE_TABLE_BIT (_AT(pteval_t, 1) << 1) 57*7a693feeSAndrew Jones #define PTE_BUFFERABLE (_AT(pteval_t, 1) << 2) /* AttrIndx[0] */ 58*7a693feeSAndrew Jones #define PTE_CACHEABLE (_AT(pteval_t, 1) << 3) /* AttrIndx[1] */ 59*7a693feeSAndrew Jones #define PTE_AP2 (_AT(pteval_t, 1) << 7) /* AP[2] */ 60*7a693feeSAndrew Jones #define PTE_EXT_SHARED (_AT(pteval_t, 3) << 8) /* SH[1:0], inner shareable */ 61*7a693feeSAndrew Jones #define PTE_EXT_AF (_AT(pteval_t, 1) << 10) /* Access Flag */ 62*7a693feeSAndrew Jones #define PTE_EXT_NG (_AT(pteval_t, 1) << 11) /* nG */ 63*7a693feeSAndrew Jones #define PTE_EXT_XN (_AT(pteval_t, 1) << 54) /* XN */ 64*7a693feeSAndrew Jones 65*7a693feeSAndrew Jones #endif /* _ASMARM_PGTABLE_HWDEF_H_ */ 66