2 * IA-32 ELF core dump support.
4 * Copyright (C) 2003 Arun Sharma <arun.sharma@intel.com>
6 * Derived from the x86_64 version
11 #include <asm/intrinsics.h>
12 #include <asm/uaccess.h>
14 #define USE_ELF_CORE_DUMP 1
16 /* Override elfcore.h */
17 #define _LINUX_ELFCORE_H 1
18 typedef unsigned int elf_greg_t;
20 #define ELF_NGREG (sizeof (struct user_regs_struct32) / sizeof(elf_greg_t))
21 typedef elf_greg_t elf_gregset_t[ELF_NGREG];
23 typedef struct ia32_user_i387_struct elf_fpregset_t;
24 typedef struct ia32_user_fxsr_struct elf_fpxregset_t;
28 int si_signo; /* signal number */
29 int si_code; /* extra code */
30 int si_errno; /* errno */
33 #define jiffies_to_timeval(a,b) do { (b)->tv_usec = 0; (b)->tv_sec = (a)/HZ; }while(0)
37 struct elf_siginfo pr_info; /* Info associated with signal */
38 short pr_cursig; /* Current signal */
39 unsigned int pr_sigpend; /* Set of pending signals */
40 unsigned int pr_sighold; /* Set of held signals */
45 struct compat_timeval pr_utime; /* User time */
46 struct compat_timeval pr_stime; /* System time */
47 struct compat_timeval pr_cutime; /* Cumulative user time */
48 struct compat_timeval pr_cstime; /* Cumulative system time */
49 elf_gregset_t pr_reg; /* GP registers */
50 int pr_fpvalid; /* True if math co-processor being used. */
53 #define ELF_PRARGSZ (80) /* Number of chars for args */
57 char pr_state; /* numeric process state */
58 char pr_sname; /* char for pr_state */
59 char pr_zomb; /* zombie */
60 char pr_nice; /* nice val */
61 unsigned int pr_flag; /* flags */
64 pid_t pr_pid, pr_ppid, pr_pgrp, pr_sid;
66 char pr_fname[16]; /* filename of executable */
67 char pr_psargs[ELF_PRARGSZ]; /* initial part of arg list */
70 #define ELF_CORE_COPY_REGS(pr_reg, regs) \
71 pr_reg[0] = regs->r11; \
72 pr_reg[1] = regs->r9; \
73 pr_reg[2] = regs->r10; \
74 pr_reg[3] = regs->r14; \
75 pr_reg[4] = regs->r15; \
76 pr_reg[5] = regs->r13; \
77 pr_reg[6] = regs->r8; \
78 pr_reg[7] = regs->r16 & 0xffff; \
79 pr_reg[8] = (regs->r16 >> 16) & 0xffff; \
80 pr_reg[9] = (regs->r16 >> 32) & 0xffff; \
81 pr_reg[10] = (regs->r16 >> 48) & 0xffff; \
82 pr_reg[11] = regs->r1; \
83 pr_reg[12] = regs->cr_iip; \
84 pr_reg[13] = regs->r17 & 0xffff; \
85 pr_reg[14] = ia64_getreg(_IA64_REG_AR_EFLAG); \
86 pr_reg[15] = regs->r12; \
87 pr_reg[16] = (regs->r17 >> 16) & 0xffff;
89 static inline void elf_core_copy_regs(elf_gregset_t *elfregs,
92 ELF_CORE_COPY_REGS((*elfregs), regs)
95 static inline int elf_core_copy_task_regs(struct task_struct *t,
96 elf_gregset_t* elfregs)
98 struct pt_regs *pp = ia64_task_regs(t);
99 ELF_CORE_COPY_REGS((*elfregs), pp);
104 elf_core_copy_task_fpregs(struct task_struct *tsk, struct pt_regs *regs, elf_fpregset_t *fpu)
106 struct ia32_user_i387_struct *fpstate = (void*)fpu;
109 if (!tsk_used_math(tsk))
114 save_ia32_fpstate(tsk, (struct ia32_user_i387_struct __user *) fpstate);
120 #define ELF_CORE_COPY_XFPREGS 1
122 elf_core_copy_task_xfpregs(struct task_struct *tsk, elf_fpxregset_t *xfpu)
124 struct ia32_user_fxsr_struct *fpxstate = (void*) xfpu;
127 if (!tsk_used_math(tsk))
132 save_ia32_fpxstate(tsk, (struct ia32_user_fxsr_struct __user *) fpxstate);
138 #endif /* _ELFCORE32_H_ */