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 _ARM_USER_H 13 #define _ARM_USER_H 14 15 #include <asm/page.h> 16 #include <asm/ptrace.h> 17 18 struct user_fp { 19 struct fp_reg { 20 unsigned int sign1:1; 21 unsigned int unused:15; 22 unsigned int sign2:1; 23 unsigned int exponent:14; 24 unsigned int j:1; 25 unsigned int mantissa1:31; 26 unsigned int mantissa0:32; 27 } fpregs[8]; 28 unsigned int fpsr:32; 29 unsigned int fpcr:32; 30 unsigned char ftype[8]; 31 unsigned int init_flag; 32 }; 33 34 struct user{ 35 36 struct pt_regs regs; 37 38 int u_fpvalid; 39 40 unsigned long int u_tsize; 41 unsigned long int u_dsize; 42 unsigned long int u_ssize; 43 unsigned long start_code; 44 unsigned long start_stack; 45 long int signal; 46 int reserved; 47 struct pt_regs * u_ar0; 48 49 unsigned long magic; 50 char u_comm[32]; 51 int u_debugreg[8]; 52 struct user_fp u_fp; 53 struct user_fp_struct * u_fp0; 54 55 }; 56 #define NBPG PAGE_SIZE 57 #define UPAGES 1 58 #define HOST_TEXT_START_ADDR (u.start_code) 59 #define HOST_STACK_END_ADDR (u.start_stack + u.u_ssize * NBPG) 60 61 struct user_vfp { 62 unsigned long long fpregs[32]; 63 unsigned long fpscr; 64 }; 65 66 struct user_vfp_exc { 67 unsigned long fpexc; 68 unsigned long fpinst; 69 unsigned long fpinst2; 70 }; 71 72 #endif 73