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_SIGCONTEXT_H 20 #define _ASM_SIGCONTEXT_H 21 #include <linux/types.h> 22 #include <linux/posix_types.h> 23 #define SC_USED_FP (1 << 0) 24 #define SC_ADDRERR_RD (1 << 30) 25 #define SC_ADDRERR_WR (1 << 31) 26 struct sigcontext { 27 __u64 sc_pc; 28 __u64 sc_regs[32]; 29 __u32 sc_flags; 30 __u64 sc_extcontext[0] __attribute__((__aligned__(16))); 31 }; 32 #define CONTEXT_INFO_ALIGN 16 33 struct sctx_info { 34 __u32 magic; 35 __u32 size; 36 __u64 padding; 37 }; 38 #define FPU_CTX_MAGIC 0x46505501 39 #define FPU_CTX_ALIGN 8 40 struct fpu_context { 41 __u64 regs[32]; 42 __u64 fcc; 43 __u32 fcsr; 44 }; 45 #define LSX_CTX_MAGIC 0x53580001 46 #define LSX_CTX_ALIGN 16 47 struct lsx_context { 48 __u64 regs[2 * 32]; 49 __u64 fcc; 50 __u32 fcsr; 51 }; 52 #define LASX_CTX_MAGIC 0x41535801 53 #define LASX_CTX_ALIGN 32 54 struct lasx_context { 55 __u64 regs[4 * 32]; 56 __u64 fcc; 57 __u32 fcsr; 58 }; 59 #endif 60