53 lines
1.9 KiB
C
53 lines
1.9 KiB
C
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/* Copyright (C) 2002 Free Software Foundation, Inc.
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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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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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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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Lesser General Public License for more details.
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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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#ifndef _SYS_USER_H
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#define _SYS_USER_H 1
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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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#include <asm/reg.h>
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struct user
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{
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unsigned long regs[EF_SIZE/4+64]; /* integer and fp regs */
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size_t u_tsize; /* text size (pages) */
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size_t u_dsize; /* data size (pages) */
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size_t u_ssize; /* stack size (pages) */
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unsigned long start_code; /* text starting address */
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unsigned long start_data; /* data starting address */
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unsigned long start_stack; /* stack starting address */
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long int signal; /* signal causing core dump */
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void* 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 name */
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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_DATA_START_ADDR (u.start_data)
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#define HOST_STACK_END_ADDR (u.start_stack + u.u_ssize * NBPG)
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#endif /* _SYS_USER_H */
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