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 __ARCH_DESC_DEFS_H 20 #define __ARCH_DESC_DEFS_H 21 #ifndef __ASSEMBLY__ 22 #include <linux/types.h> 23 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 24 struct desc_struct { 25 u16 limit0; 26 u16 base0; 27 unsigned base1 : 8, type : 4, s : 1, dpl : 2, p : 1; 28 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 29 unsigned limit : 4, avl : 1, l : 1, d : 1, g : 1, base2 : 8; 30 } __attribute__((packed)); 31 struct n_desc_struct { 32 unsigned int a,b; 33 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 34 }; 35 enum { 36 GATE_INTERRUPT = 0xE, 37 GATE_TRAP = 0xF, 38 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 39 GATE_CALL = 0xC, 40 }; 41 struct gate_struct { 42 u16 offset_low; 43 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 44 u16 segment; 45 unsigned ist : 3, zero0 : 5, type : 5, dpl : 2, p : 1; 46 u16 offset_middle; 47 u32 offset_high; 48 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 49 u32 zero1; 50 } __attribute__((packed)); 51 #define PTR_LOW(x) ((unsigned long)(x) & 0xFFFF) 52 #define PTR_MIDDLE(x) (((unsigned long)(x) >> 16) & 0xFFFF) 53 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 54 #define PTR_HIGH(x) ((unsigned long)(x) >> 32) 55 enum { 56 DESC_TSS = 0x9, 57 DESC_LDT = 0x2, 58 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 59 }; 60 struct ldttss_desc { 61 u16 limit0; 62 u16 base0; 63 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 64 unsigned base1 : 8, type : 5, dpl : 2, p : 1; 65 unsigned limit1 : 4, zero0 : 3, g : 1, base2 : 8; 66 u32 base3; 67 u32 zero1; 68 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 69 } __attribute__((packed)); 70 struct desc_ptr { 71 unsigned short size; 72 unsigned long address; 73 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 74 } __attribute__((packed)) ; 75 #endif 76 #endif 77