LXR linux/arch/hexagon/kernel/asm-offsets.c

   1/*
   2 * Copyright (C) 1996 David S. Miller
   3 * Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003 Ralf Baechle
   4 * Copyright (C) 1999, 2000 Silicon Graphics, Inc.
   5 * Kevin Kissell, kevink@mips.com and Carsten Langgaard, carstenl@mips.com
   6 * Copyright (C) 2000 MIPS Technologies, Inc.
   7 *
   8 * Copyright (c) 2010-2012, The Linux Foundation. All rights reserved.
   9 *
  10 * This program is free software; you can redistribute it and/or modify
  11 * it under the terms of the GNU General Public License version 2 and
  12 * only version 2 as published by the Free Software Foundation.
  13 *
  14 * This program is distributed in the hope that it will be useful,
  15 * but WITHOUT ANY WARRANTY; without even the implied warranty of
  16 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  17 * GNU General Public License for more details.
  18 *
  19 * You should have received a copy of the GNU General Public License
  20 * along with this program; if not, write to the Free Software
  21 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
  22 * 02110-1301, USA.
  23 */
  24
  25#include <linux/compat.h>
  26#include <linux/types.h>
  27#include <linux/sched.h>
  28#include <linux/mm.h>
  29#include <linux/interrupt.h>
  30#include <linux/kbuild.h>
  31#include <asm/ptrace.h>
  32#include <asm/processor.h>
  33
  34/*  This file is used to produce asm/linkerscript constants from header
  35    files typically used in c.  Specifically, it generates asm-offsets.h  */
  36
  37int main(void)
  38{
  39        COMMENT("This is a comment.");
  40        /*  might get these from somewhere else.  */
  41        DEFINE(_PAGE_SIZE, PAGE_SIZE);
  42        DEFINE(_PAGE_SHIFT, PAGE_SHIFT);
  43        BLANK();
  44
  45        COMMENT("Hexagon pt_regs definitions");
  46        OFFSET(_PT_SYSCALL_NR, pt_regs, syscall_nr);
  47        OFFSET(_PT_GPUGP, pt_regs, gpugp);
  48        OFFSET(_PT_CS1CS0, pt_regs, cs1cs0);
  49        OFFSET(_PT_R3130, pt_regs, r3130);
  50        OFFSET(_PT_R2928, pt_regs, r2928);
  51        OFFSET(_PT_R2726, pt_regs, r2726);
  52        OFFSET(_PT_R2524, pt_regs, r2524);
  53        OFFSET(_PT_R2322, pt_regs, r2322);
  54        OFFSET(_PT_R2120, pt_regs, r2120);
  55        OFFSET(_PT_R1918, pt_regs, r1918);
  56        OFFSET(_PT_R1716, pt_regs, r1716);
  57        OFFSET(_PT_R1514, pt_regs, r1514);
  58        OFFSET(_PT_R1312, pt_regs, r1312);
  59        OFFSET(_PT_R1110, pt_regs, r1110);
  60        OFFSET(_PT_R0908, pt_regs, r0908);
  61        OFFSET(_PT_R0706, pt_regs, r0706);
  62        OFFSET(_PT_R0504, pt_regs, r0504);
  63        OFFSET(_PT_R0302, pt_regs, r0302);
  64        OFFSET(_PT_R0100, pt_regs, r0100);
  65        OFFSET(_PT_LC0SA0, pt_regs, lc0sa0);
  66        OFFSET(_PT_LC1SA1, pt_regs, lc1sa1);
  67        OFFSET(_PT_M1M0, pt_regs, m1m0);
  68        OFFSET(_PT_PREDSUSR, pt_regs, predsusr);
  69        OFFSET(_PT_EVREC, pt_regs, hvmer);
  70        OFFSET(_PT_ER_VMEL, pt_regs, hvmer.vmel);
  71        OFFSET(_PT_ER_VMEST, pt_regs, hvmer.vmest);
  72        OFFSET(_PT_ER_VMPSP, pt_regs, hvmer.vmpsp);
  73        OFFSET(_PT_ER_VMBADVA, pt_regs, hvmer.vmbadva);
  74        DEFINE(_PT_REGS_SIZE, sizeof(struct pt_regs));
  75        BLANK();
  76
  77        COMMENT("Hexagon thread_info definitions");
  78        OFFSET(_THREAD_INFO_FLAGS, thread_info, flags);
  79        OFFSET(_THREAD_INFO_PT_REGS, thread_info, regs);
  80        OFFSET(_THREAD_INFO_SP, thread_info, sp);
  81        DEFINE(_THREAD_SIZE, THREAD_SIZE);
  82        BLANK();
  83
  84        COMMENT("Hexagon hexagon_switch_stack definitions");
  85        OFFSET(_SWITCH_R1716, hexagon_switch_stack, r1716);
  86        OFFSET(_SWITCH_R1918, hexagon_switch_stack, r1918);
  87        OFFSET(_SWITCH_R2120, hexagon_switch_stack, r2120);
  88        OFFSET(_SWITCH_R2322, hexagon_switch_stack, r2322);
  89
  90        OFFSET(_SWITCH_R2524, hexagon_switch_stack, r2524);
  91        OFFSET(_SWITCH_R2726, hexagon_switch_stack, r2726);
  92        OFFSET(_SWITCH_FP, hexagon_switch_stack, fp);
  93        OFFSET(_SWITCH_LR, hexagon_switch_stack, lr);
  94        DEFINE(_SWITCH_STACK_SIZE, sizeof(struct hexagon_switch_stack));
  95        BLANK();
  96
  97        COMMENT("Hexagon task_struct definitions");
  98        OFFSET(_TASK_THREAD_INFO, task_struct, stack);
  99        OFFSET(_TASK_STRUCT_THREAD, task_struct, thread);
 100
 101        COMMENT("Hexagon thread_struct definitions");
 102        OFFSET(_THREAD_STRUCT_SWITCH_SP, thread_struct, switch_sp);
 103
 104        return 0;
 105}
 106