mirror of https://gitee.com/openkylin/linux.git
61 lines
1.4 KiB
C
61 lines
1.4 KiB
C
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/* $Id: user.h,v 1.5 1998/02/23 01:49:22 rth Exp $
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* asm-sparc/user.h: Core file definitions for the Sparc.
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*
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* Keep in sync with reg.h. Actually, we could get rid of this
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* one, since we won't a.out core dump that much anyways - miguel.
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* Copyright (C) 1995 (davem@caip.rutgers.edu)
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*/
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#ifndef _SPARC_USER_H
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#define _SPARC_USER_H
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#include <asm/a.out.h>
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struct sunos_regs {
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unsigned long psr, pc, npc, y;
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unsigned long regs[15];
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};
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struct sunos_fpqueue {
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unsigned long *addr;
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unsigned long inst;
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};
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struct sunos_fp {
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union {
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unsigned long regs[32];
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double reg_dbls[16];
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} fregs;
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unsigned long fsr;
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unsigned long flags;
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unsigned long extra;
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unsigned long fpq_count;
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struct sunos_fpqueue fpq[16];
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};
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struct sunos_fpu {
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struct sunos_fp fpstatus;
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};
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/* The SunOS core file header layout. */
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struct user {
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unsigned long magic;
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unsigned long len;
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struct sunos_regs regs;
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struct exec uexec;
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int signal;
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size_t u_tsize; /* all of these in bytes! */
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size_t u_dsize;
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size_t u_ssize;
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char u_comm[17];
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struct sunos_fpu fpu;
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unsigned long sigcode; /* Special sigcontext subcode, if any */
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};
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#define NBPG 0x2000
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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.uexec.a_data)
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#define HOST_STACK_END_ADDR (- u.u_ssize * NBPG)
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#define SUNOS_CORE_MAGIC 0x080456
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#endif /* !(_SPARC_USER_H) */
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