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

   1// SPDX-License-Identifier: GPL-2.0-only
   2/*
   3 * Copyright (C) 1996 David S. Miller
   4 * Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002, 2003 Ralf Baechle
   5 * Copyright (C) 1999, 2000 Silicon Graphics, Inc.
   6 * Kevin Kissell, kevink@mips.com and Carsten Langgaard, carstenl@mips.com
   7 * Copyright (C) 2000 MIPS Technologies, Inc.
   8 *
   9 * Copyright (c) 2010-2012, The Linux Foundation. All rights reserved.
  10 */
  11
  12#include <linux/compat.h>
  13#include <linux/types.h>
  14#include <linux/sched.h>
  15#include <linux/interrupt.h>
  16#include <linux/kbuild.h>
  17#include <asm/ptrace.h>
  18#include <asm/processor.h>
  19
  20/*  This file is used to produce asm/linkerscript constants from header
  21    files typically used in c.  Specifically, it generates asm-offsets.h  */
  22
  23int main(void)
  24{
  25        COMMENT("This is a comment.");
  26        /*  might get these from somewhere else.  */
  27        DEFINE(_PAGE_SIZE, PAGE_SIZE);
  28        DEFINE(_PAGE_SHIFT, PAGE_SHIFT);
  29        BLANK();
  30
  31        COMMENT("Hexagon pt_regs definitions");
  32        OFFSET(_PT_SYSCALL_NR, pt_regs, syscall_nr);
  33        OFFSET(_PT_GPUGP, pt_regs, gpugp);
  34        OFFSET(_PT_CS1CS0, pt_regs, cs1cs0);
  35        OFFSET(_PT_R3130, pt_regs, r3130);
  36        OFFSET(_PT_R2928, pt_regs, r2928);
  37        OFFSET(_PT_R2726, pt_regs, r2726);
  38        OFFSET(_PT_R2524, pt_regs, r2524);
  39        OFFSET(_PT_R2322, pt_regs, r2322);
  40        OFFSET(_PT_R2120, pt_regs, r2120);
  41        OFFSET(_PT_R1918, pt_regs, r1918);
  42        OFFSET(_PT_R1716, pt_regs, r1716);
  43        OFFSET(_PT_R1514, pt_regs, r1514);
  44        OFFSET(_PT_R1312, pt_regs, r1312);
  45        OFFSET(_PT_R1110, pt_regs, r1110);
  46        OFFSET(_PT_R0908, pt_regs, r0908);
  47        OFFSET(_PT_R0706, pt_regs, r0706);
  48        OFFSET(_PT_R0504, pt_regs, r0504);
  49        OFFSET(_PT_R0302, pt_regs, r0302);
  50        OFFSET(_PT_R0100, pt_regs, r0100);
  51        OFFSET(_PT_LC0SA0, pt_regs, lc0sa0);
  52        OFFSET(_PT_LC1SA1, pt_regs, lc1sa1);
  53        OFFSET(_PT_M1M0, pt_regs, m1m0);
  54        OFFSET(_PT_PREDSUSR, pt_regs, predsusr);
  55        OFFSET(_PT_EVREC, pt_regs, hvmer);
  56        OFFSET(_PT_ER_VMEL, pt_regs, hvmer.vmel);
  57        OFFSET(_PT_ER_VMEST, pt_regs, hvmer.vmest);
  58        OFFSET(_PT_ER_VMPSP, pt_regs, hvmer.vmpsp);
  59        OFFSET(_PT_ER_VMBADVA, pt_regs, hvmer.vmbadva);
  60        DEFINE(_PT_REGS_SIZE, sizeof(struct pt_regs));
  61        BLANK();
  62
  63        COMMENT("Hexagon thread_info definitions");
  64        OFFSET(_THREAD_INFO_FLAGS, thread_info, flags);
  65        OFFSET(_THREAD_INFO_PT_REGS, thread_info, regs);
  66        OFFSET(_THREAD_INFO_SP, thread_info, sp);
  67        DEFINE(_THREAD_SIZE, THREAD_SIZE);
  68        BLANK();
  69
  70        COMMENT("Hexagon hexagon_switch_stack definitions");
  71        OFFSET(_SWITCH_R1716, hexagon_switch_stack, r1716);
  72        OFFSET(_SWITCH_R1918, hexagon_switch_stack, r1918);
  73        OFFSET(_SWITCH_R2120, hexagon_switch_stack, r2120);
  74        OFFSET(_SWITCH_R2322, hexagon_switch_stack, r2322);
  75
  76        OFFSET(_SWITCH_R2524, hexagon_switch_stack, r2524);
  77        OFFSET(_SWITCH_R2726, hexagon_switch_stack, r2726);
  78        OFFSET(_SWITCH_FP, hexagon_switch_stack, fp);
  79        OFFSET(_SWITCH_LR, hexagon_switch_stack, lr);
  80        DEFINE(_SWITCH_STACK_SIZE, sizeof(struct hexagon_switch_stack));
  81        BLANK();
  82
  83        COMMENT("Hexagon task_struct definitions");
  84        OFFSET(_TASK_THREAD_INFO, task_struct, stack);
  85        OFFSET(_TASK_STRUCT_THREAD, task_struct, thread);
  86
  87        COMMENT("Hexagon thread_struct definitions");
  88        OFFSET(_THREAD_STRUCT_SWITCH_SP, thread_struct, switch_sp);
  89
  90        return 0;
  91}
  92