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 _I386_ALTERNATIVE_H 20 #define _I386_ALTERNATIVE_H 21 #include <asm/types.h> 22 #include <linux/stddef.h> 23 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 24 #include <linux/types.h> 25 struct alt_instr { 26 u8 *instr; 27 u8 *replacement; 28 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 29 u8 cpuid; 30 u8 instrlen; 31 u8 replacementlen; 32 u8 pad; 33 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 34 }; 35 struct module; 36 #define alternative(oldinstr, newinstr, feature) asm volatile ("661:\n\t" oldinstr "\n662:\n" ".section .altinstructions,\"a\"\n" " .align 4\n" " .long 661b\n" " .long 663f\n" " .byte %c0\n" " .byte 662b-661b\n" " .byte 664f-663f\n" ".previous\n" ".section .altinstr_replacement,\"ax\"\n" "663:\n\t" newinstr "\n664:\n" ".previous" :: "i" (feature) : "memory") 37 #define alternative_input(oldinstr, newinstr, feature, input...) asm volatile ("661:\n\t" oldinstr "\n662:\n" ".section .altinstructions,\"a\"\n" " .align 4\n" " .long 661b\n" " .long 663f\n" " .byte %c0\n" " .byte 662b-661b\n" " .byte 664f-663f\n" ".previous\n" ".section .altinstr_replacement,\"ax\"\n" "663:\n\t" newinstr "\n664:\n" ".previous" :: "i" (feature), ##input) 38 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 39 #define alternative_io(oldinstr, newinstr, feature, output, input...) asm volatile ("661:\n\t" oldinstr "\n662:\n" ".section .altinstructions,\"a\"\n" " .align 4\n" " .long 661b\n" " .long 663f\n" " .byte %c[feat]\n" " .byte 662b-661b\n" " .byte 664f-663f\n" ".previous\n" ".section .altinstr_replacement,\"ax\"\n" "663:\n\t" newinstr "\n664:\n" ".previous" : output : [feat] "i" (feature), ##input) 40 #define ASM_OUTPUT2(a, b) a, b 41 #define LOCK_PREFIX "" 42 struct paravirt_patch_site; 43 /* WARNING: DO NOT EDIT, AUTO-GENERATED CODE - SEE TOP FOR INSTRUCTIONS */ 44 #define __parainstructions NULL 45 #define __parainstructions_end NULL 46 #endif 47
