arch/nios2/kernel/asm-offsets.c

   1 /*
   2  * Copyright (C) 2011 Tobias Klauser <tklauser@distanz.ch>
   3  *
   4  * This program is free software; you can redistribute it and/or modify
   5  * it under the terms of the GNU General Public License as published by
   6  * the Free Software Foundation; either version 2 of the License, or
   7  * (at your option) any later version.
   8  *
   9  * This program is distributed in the hope that it will be useful,
  10  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  11  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  12  * GNU General Public License for more details.
  13  *
  14  * You should have received a copy of the GNU General Public License
  15  * along with this program.  If not, see <http://www.gnu.org/licenses/>.
  16  *
  17  */
  18
  19 #include <linux/stddef.h>
  20 #include <linux/sched.h>
  21 #include <linux/kernel_stat.h>
  22 #include <linux/ptrace.h>
  23 #include <linux/hardirq.h>
  24 #include <linux/thread_info.h>
  25 #include <linux/kbuild.h>
  26
  27 int main(void)
  28 {
  29         /* struct task_struct */
  30         OFFSET(TASK_THREAD, task_struct, thread);
  31         BLANK();
  32
  33         /* struct thread_struct */
  34         OFFSET(THREAD_KSP, thread_struct, ksp);
  35         OFFSET(THREAD_KPSR, thread_struct, kpsr);
  36         BLANK();
  37
  38         /* struct pt_regs */
  39         OFFSET(PT_ORIG_R2, pt_regs, orig_r2);
  40         OFFSET(PT_ORIG_R7, pt_regs, orig_r7);
  41
  42         OFFSET(PT_R1, pt_regs, r1);
  43         OFFSET(PT_R2, pt_regs, r2);
  44         OFFSET(PT_R3, pt_regs, r3);
  45         OFFSET(PT_R4, pt_regs, r4);
  46         OFFSET(PT_R5, pt_regs, r5);
  47         OFFSET(PT_R6, pt_regs, r6);
  48         OFFSET(PT_R7, pt_regs, r7);
  49         OFFSET(PT_R8, pt_regs, r8);
  50         OFFSET(PT_R9, pt_regs, r9);
  51         OFFSET(PT_R10, pt_regs, r10);
  52         OFFSET(PT_R11, pt_regs, r11);
  53         OFFSET(PT_R12, pt_regs, r12);
  54         OFFSET(PT_R13, pt_regs, r13);
  55         OFFSET(PT_R14, pt_regs, r14);
  56         OFFSET(PT_R15, pt_regs, r15);
  57         OFFSET(PT_EA, pt_regs, ea);
  58         OFFSET(PT_RA, pt_regs, ra);
  59         OFFSET(PT_FP, pt_regs, fp);
  60         OFFSET(PT_SP, pt_regs, sp);
  61         OFFSET(PT_GP, pt_regs, gp);
  62         OFFSET(PT_ESTATUS, pt_regs, estatus);
  63         DEFINE(PT_REGS_SIZE, sizeof(struct pt_regs));
  64         BLANK();
  65
  66         /* struct switch_stack */
  67         OFFSET(SW_R16, switch_stack, r16);
  68         OFFSET(SW_R17, switch_stack, r17);
  69         OFFSET(SW_R18, switch_stack, r18);
  70         OFFSET(SW_R19, switch_stack, r19);
  71         OFFSET(SW_R20, switch_stack, r20);
  72         OFFSET(SW_R21, switch_stack, r21);
  73         OFFSET(SW_R22, switch_stack, r22);
  74         OFFSET(SW_R23, switch_stack, r23);
  75         OFFSET(SW_FP, switch_stack, fp);
  76         OFFSET(SW_GP, switch_stack, gp);
  77         OFFSET(SW_RA, switch_stack, ra);
  78         DEFINE(SWITCH_STACK_SIZE, sizeof(struct switch_stack));
  79         BLANK();
  80
  81         /* struct thread_info */
  82         OFFSET(TI_FLAGS, thread_info, flags);
  83         OFFSET(TI_PREEMPT_COUNT, thread_info, preempt_count);
  84         BLANK();
  85
  86         return 0;
  87 }