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 *** To edit the content of this header, modify the corresponding 11 *** source file (e.g. under external/kernel-headers/original/) then 12 *** run bionic/libc/kernel/tools/update_all.py 13 *** 14 *** Any manual change here will be lost the next time this script will 15 *** be run. You've been warned! 16 *** 17 **************************************************************************** 18 ****************************************************************************/ 19 #ifndef _ASM_SEGMENT_H 20 #define _ASM_SEGMENT_H 21 #define GDT_ENTRY_TLS_ENTRIES 3 22 #define GDT_ENTRY_TLS_MIN 6 23 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 24 #define GDT_ENTRY_TLS_MAX (GDT_ENTRY_TLS_MIN + GDT_ENTRY_TLS_ENTRIES - 1) 25 #define TLS_SIZE (GDT_ENTRY_TLS_ENTRIES * 8) 26 #define GDT_ENTRY_DEFAULT_USER_CS 14 27 #define __USER_CS (GDT_ENTRY_DEFAULT_USER_CS * 8 + 3) 28 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 29 #define GDT_ENTRY_DEFAULT_USER_DS 15 30 #define __USER_DS (GDT_ENTRY_DEFAULT_USER_DS * 8 + 3) 31 #define GDT_ENTRY_KERNEL_BASE 12 32 #define GDT_ENTRY_KERNEL_CS (GDT_ENTRY_KERNEL_BASE + 0) 33 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 34 #define __KERNEL_CS (GDT_ENTRY_KERNEL_CS * 8) 35 #define GDT_ENTRY_KERNEL_DS (GDT_ENTRY_KERNEL_BASE + 1) 36 #define __KERNEL_DS (GDT_ENTRY_KERNEL_DS * 8) 37 #define GDT_ENTRY_TSS (GDT_ENTRY_KERNEL_BASE + 4) 38 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 39 #define GDT_ENTRY_LDT (GDT_ENTRY_KERNEL_BASE + 5) 40 #define GDT_ENTRY_PNPBIOS_BASE (GDT_ENTRY_KERNEL_BASE + 6) 41 #define GDT_ENTRY_APMBIOS_BASE (GDT_ENTRY_KERNEL_BASE + 11) 42 #define GDT_ENTRY_ESPFIX_SS (GDT_ENTRY_KERNEL_BASE + 14) 43 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 44 #define __ESPFIX_SS (GDT_ENTRY_ESPFIX_SS * 8) 45 #define GDT_ENTRY_PERCPU (GDT_ENTRY_KERNEL_BASE + 15) 46 #define __KERNEL_PERCPU 0 47 #define GDT_ENTRY_DOUBLEFAULT_TSS 31 48 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 49 #define GDT_ENTRIES 32 50 #define GDT_SIZE (GDT_ENTRIES * 8) 51 #define GDT_ENTRY_BOOT_CS 2 52 #define __BOOT_CS (GDT_ENTRY_BOOT_CS * 8) 53 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 54 #define GDT_ENTRY_BOOT_DS (GDT_ENTRY_BOOT_CS + 1) 55 #define __BOOT_DS (GDT_ENTRY_BOOT_DS * 8) 56 #define GDT_ENTRY_PNPBIOS_CS32 (GDT_ENTRY_PNPBIOS_BASE + 0) 57 #define GDT_ENTRY_PNPBIOS_CS16 (GDT_ENTRY_PNPBIOS_BASE + 1) 58 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 59 #define GDT_ENTRY_PNPBIOS_DS (GDT_ENTRY_PNPBIOS_BASE + 2) 60 #define GDT_ENTRY_PNPBIOS_TS1 (GDT_ENTRY_PNPBIOS_BASE + 3) 61 #define GDT_ENTRY_PNPBIOS_TS2 (GDT_ENTRY_PNPBIOS_BASE + 4) 62 #define PNP_CS32 (GDT_ENTRY_PNPBIOS_CS32 * 8) 63 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 64 #define PNP_CS16 (GDT_ENTRY_PNPBIOS_CS16 * 8) 65 #define PNP_DS (GDT_ENTRY_PNPBIOS_DS * 8) 66 #define PNP_TS1 (GDT_ENTRY_PNPBIOS_TS1 * 8) 67 #define PNP_TS2 (GDT_ENTRY_PNPBIOS_TS2 * 8) 68 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 69 #define IDT_ENTRIES 256 70 #define SEGMENT_RPL_MASK 0x3 71 #define SEGMENT_TI_MASK 0x4 72 #define USER_RPL 0x3 73 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 74 #define SEGMENT_LDT 0x4 75 #define SEGMENT_GDT 0x0 76 #define get_kernel_rpl() 0 77 #define SEGMENT_IS_KERNEL_CODE(x) (((x) & 0xfc) == GDT_ENTRY_KERNEL_CS * 8) 78 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 79 #define SEGMENT_IS_FLAT_CODE(x) (((x) & 0xec) == GDT_ENTRY_KERNEL_CS * 8) 80 #define SEGMENT_IS_PNP_CODE(x) (((x) & 0xf4) == GDT_ENTRY_PNPBIOS_BASE * 8) 81 #endif 82