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1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 | /* * IA-32 ELF core dump support. * * Copyright (C) 2003 Arun Sharma <arun.sharma@intel.com> * * Derived from the x86_64 version */ #ifndef _ELFCORE32_H_ #define _ELFCORE32_H_ #include <asm/intrinsics.h> #include <asm/uaccess.h> #define USE_ELF_CORE_DUMP 1 /* Override elfcore.h */ #define _LINUX_ELFCORE_H 1 typedef unsigned int elf_greg_t; #define ELF_NGREG (sizeof (struct user_regs_struct32) / sizeof(elf_greg_t)) typedef elf_greg_t elf_gregset_t[ELF_NGREG]; typedef struct ia32_user_i387_struct elf_fpregset_t; typedef struct ia32_user_fxsr_struct elf_fpxregset_t; struct elf_siginfo { int si_signo; /* signal number */ int si_code; /* extra code */ int si_errno; /* errno */ }; #define jiffies_to_timeval(a,b) do { (b)->tv_usec = 0; (b)->tv_sec = (a)/HZ; }while(0) struct elf_prstatus { struct elf_siginfo pr_info; /* Info associated with signal */ short pr_cursig; /* Current signal */ unsigned int pr_sigpend; /* Set of pending signals */ unsigned int pr_sighold; /* Set of held signals */ pid_t pr_pid; pid_t pr_ppid; pid_t pr_pgrp; pid_t pr_sid; struct compat_timeval pr_utime; /* User time */ struct compat_timeval pr_stime; /* System time */ struct compat_timeval pr_cutime; /* Cumulative user time */ struct compat_timeval pr_cstime; /* Cumulative system time */ elf_gregset_t pr_reg; /* GP registers */ int pr_fpvalid; /* True if math co-processor being used. */ }; #define ELF_PRARGSZ (80) /* Number of chars for args */ struct elf_prpsinfo { char pr_state; /* numeric process state */ char pr_sname; /* char for pr_state */ char pr_zomb; /* zombie */ char pr_nice; /* nice val */ unsigned int pr_flag; /* flags */ __u16 pr_uid; __u16 pr_gid; pid_t pr_pid, pr_ppid, pr_pgrp, pr_sid; /* Lots missing */ char pr_fname[16]; /* filename of executable */ char pr_psargs[ELF_PRARGSZ]; /* initial part of arg list */ }; #define ELF_CORE_COPY_REGS(pr_reg, regs) \ pr_reg[0] = regs->r11; \ pr_reg[1] = regs->r9; \ pr_reg[2] = regs->r10; \ pr_reg[3] = regs->r14; \ pr_reg[4] = regs->r15; \ pr_reg[5] = regs->r13; \ pr_reg[6] = regs->r8; \ pr_reg[7] = regs->r16 & 0xffff; \ pr_reg[8] = (regs->r16 >> 16) & 0xffff; \ pr_reg[9] = (regs->r16 >> 32) & 0xffff; \ pr_reg[10] = (regs->r16 >> 48) & 0xffff; \ pr_reg[11] = regs->r1; \ pr_reg[12] = regs->cr_iip; \ pr_reg[13] = regs->r17 & 0xffff; \ pr_reg[14] = ia64_getreg(_IA64_REG_AR_EFLAG); \ pr_reg[15] = regs->r12; \ pr_reg[16] = (regs->r17 >> 16) & 0xffff; static inline void elf_core_copy_regs(elf_gregset_t *elfregs, struct pt_regs *regs) { ELF_CORE_COPY_REGS((*elfregs), regs) } static inline int elf_core_copy_task_regs(struct task_struct *t, elf_gregset_t* elfregs) { ELF_CORE_COPY_REGS((*elfregs), task_pt_regs(t)); return 1; } static inline int elf_core_copy_task_fpregs(struct task_struct *tsk, struct pt_regs *regs, elf_fpregset_t *fpu) { struct ia32_user_i387_struct *fpstate = (void*)fpu; mm_segment_t old_fs; if (!tsk_used_math(tsk)) return 0; old_fs = get_fs(); set_fs(KERNEL_DS); save_ia32_fpstate(tsk, (struct ia32_user_i387_struct __user *) fpstate); set_fs(old_fs); return 1; } #define ELF_CORE_COPY_XFPREGS 1 #define ELF_CORE_XFPREG_TYPE NT_PRXFPREG static inline int elf_core_copy_task_xfpregs(struct task_struct *tsk, elf_fpxregset_t *xfpu) { struct ia32_user_fxsr_struct *fpxstate = (void*) xfpu; mm_segment_t old_fs; if (!tsk_used_math(tsk)) return 0; old_fs = get_fs(); set_fs(KERNEL_DS); save_ia32_fpxstate(tsk, (struct ia32_user_fxsr_struct __user *) fpxstate); set_fs(old_fs); return 1; } #endif /* _ELFCORE32_H_ */ |