1/**************************************************************************** 2 **************************************************************************** 3 *** 4 *** This header was automatically generated from a Linux kernel header 5 *** of the same name, to make information necessary for userspace to 6 *** call into the kernel available to libc. It contains only constants, 7 *** structures, and macros generated from the original header, and thus, 8 *** contains no copyrightable information. 9 *** 10 **************************************************************************** 11 ****************************************************************************/ 12#ifndef _ASMARM_PGTABLE_HWDEF_H 13#define _ASMARM_PGTABLE_HWDEF_H 14 15#define PMD_TYPE_MASK (3 << 0) 16#define PMD_TYPE_FAULT (0 << 0) 17#define PMD_TYPE_TABLE (1 << 0) 18#define PMD_TYPE_SECT (2 << 0) 19#define PMD_BIT4 (1 << 4) 20#define PMD_DOMAIN(x) ((x) << 5) 21#define PMD_PROTECTION (1 << 9) 22 23#define PMD_SECT_BUFFERABLE (1 << 2) 24#define PMD_SECT_CACHEABLE (1 << 3) 25#define PMD_SECT_XN (1 << 4) 26#define PMD_SECT_AP_WRITE (1 << 10) 27#define PMD_SECT_AP_READ (1 << 11) 28#define PMD_SECT_TEX(x) ((x) << 12) 29#define PMD_SECT_APX (1 << 15) 30#define PMD_SECT_S (1 << 16) 31#define PMD_SECT_nG (1 << 17) 32#define PMD_SECT_SUPER (1 << 18) 33 34#define PMD_SECT_UNCACHED (0) 35#define PMD_SECT_BUFFERED (PMD_SECT_BUFFERABLE) 36#define PMD_SECT_WT (PMD_SECT_CACHEABLE) 37#define PMD_SECT_WB (PMD_SECT_CACHEABLE | PMD_SECT_BUFFERABLE) 38#define PMD_SECT_MINICACHE (PMD_SECT_TEX(1) | PMD_SECT_CACHEABLE) 39#define PMD_SECT_WBWA (PMD_SECT_TEX(1) | PMD_SECT_CACHEABLE | PMD_SECT_BUFFERABLE) 40#define PMD_SECT_NONSHARED_DEV (PMD_SECT_TEX(2)) 41 42#define PTE_TYPE_MASK (3 << 0) 43#define PTE_TYPE_FAULT (0 << 0) 44#define PTE_TYPE_LARGE (1 << 0) 45#define PTE_TYPE_SMALL (2 << 0) 46#define PTE_TYPE_EXT (3 << 0) 47#define PTE_BUFFERABLE (1 << 2) 48#define PTE_CACHEABLE (1 << 3) 49 50#define PTE_EXT_XN (1 << 0) 51#define PTE_EXT_AP_MASK (3 << 4) 52#define PTE_EXT_AP0 (1 << 4) 53#define PTE_EXT_AP1 (2 << 4) 54#define PTE_EXT_AP_UNO_SRO (0 << 4) 55#define PTE_EXT_AP_UNO_SRW (PTE_EXT_AP0) 56#define PTE_EXT_AP_URO_SRW (PTE_EXT_AP1) 57#define PTE_EXT_AP_URW_SRW (PTE_EXT_AP1|PTE_EXT_AP0) 58#define PTE_EXT_TEX(x) ((x) << 6) 59#define PTE_EXT_APX (1 << 9) 60#define PTE_EXT_COHERENT (1 << 9) 61#define PTE_EXT_SHARED (1 << 10) 62#define PTE_EXT_NG (1 << 11) 63 64#define PTE_SMALL_AP_MASK (0xff << 4) 65#define PTE_SMALL_AP_UNO_SRO (0x00 << 4) 66#define PTE_SMALL_AP_UNO_SRW (0x55 << 4) 67#define PTE_SMALL_AP_URO_SRW (0xaa << 4) 68#define PTE_SMALL_AP_URW_SRW (0xff << 4) 69 70#endif 71