2005-12-20 15:21:59 +08:00
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/* Copyright (C) 2000,2005 Free Software Foundation, Inc.
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2000-08-02 23:15:00 +08:00
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This file is part of the GNU C Library.
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The GNU C Library is free software; you can redistribute it and/or
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2001-07-06 12:58:11 +08:00
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modify it under the terms of the GNU Lesser General Public
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License as published by the Free Software Foundation; either
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version 2.1 of the License, or (at your option) any later version.
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2000-08-02 23:15:00 +08:00
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The GNU C Library is distributed in the hope that it will be useful,
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but WITHOUT ANY WARRANTY; without even the implied warranty of
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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2001-07-06 12:58:11 +08:00
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Lesser General Public License for more details.
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2000-08-02 23:15:00 +08:00
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2001-07-06 12:58:11 +08:00
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You should have received a copy of the GNU Lesser General Public
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License along with the GNU C Library; if not, write to the Free
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Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
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02111-1307 USA. */
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2000-08-02 23:15:00 +08:00
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#ifndef _SYS_USER_H
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#define _SYS_USER_H 1
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2005-12-20 15:21:59 +08:00
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/* The whole purpose of this file is for GDB and GDB only. Don't read
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too much into it. Don't use it for anything other than GDB unless
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you know what you are doing. */
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struct _user_psw_struct
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{
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unsigned long mask;
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unsigned long addr;
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};
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struct _user_fpregs_struct
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{
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unsigned int fpc;
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double fprs[16];
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};
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struct _user_per_struct
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{
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unsigned long control_regs[3];
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unsigned single_step : 1;
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unsigned instruction_fetch : 1;
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unsigned : 30;
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unsigned long starting_addr;
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unsigned long ending_addr;
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unsigned short perc_atmid;
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unsigned long address;
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unsigned char access_id;
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};
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struct _user_regs_struct
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{
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struct _user_psw_struct psw; /* Program status word. */
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unsigned long gprs[16]; /* General purpose registers. */
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unsigned int acrs[16]; /* Access registers. */
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unsigned long orig_gpr2; /* Original gpr2. */
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struct _user_fpregs_struct fp_regs; /* Floating point registers. */
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struct _user_per_struct per_info; /* Hardware tracing registers. */
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unsigned long ieee_instruction_pointer;
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};
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struct user {
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struct _user_regs_struct regs; /* User registers. */
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unsigned long int u_tsize; /* Text segment size (pages). */
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unsigned long int u_dsize; /* Data segment size (pages). */
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unsigned long int u_ssize; /* Stack segment size (pages). */
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unsigned long start_code; /* Starting address of text. */
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unsigned long start_stack; /* Starting address of stack area. */
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long int signal; /* Signal causing the core dump. */
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struct _user_regs_struct *u_ar0; /* Help gdb find registers. */
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unsigned long magic; /* Identifies a core file. */
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char u_comm[32]; /* User command naem. */
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};
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#define PAGE_SHIFT 12
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#define PAGE_SIZE (1UL << PAGE_SHIFT)
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#define PAGE_MASK (~(PAGE_SIZE-1))
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#define NBPG PAGE_SIZE
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#define UPAGES 1
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#define HOST_TEXT_START_ADDR (u.start_code)
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#define HOST_STACK_END_ADDR (u.start_stack + u.u_ssize * NBPG)
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2000-08-02 23:15:00 +08:00
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#endif /* _SYS_USER_H */
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