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

   1/*
   2 * Copyright 2010 Tilera Corporation. All Rights Reserved.
   3 *
   4 *   This program is free software; you can redistribute it and/or
   5 *   modify it under the terms of the GNU General Public License
   6 *   as published by the Free Software Foundation, version 2.
   7 *
   8 *   This program is distributed in the hope that it will be useful, but
   9 *   WITHOUT ANY WARRANTY; without even the implied warranty of
  10 *   MERCHANTABILITY OR FITNESS FOR A PARTICULAR PURPOSE, GOOD TITLE or
  11 *   NON INFRINGEMENT.  See the GNU General Public License for
  12 *   more details.
  13 *
  14 * Generates definitions from c-type structures used by assembly sources.
  15 */
  16
  17#include <linux/kbuild.h>
  18#include <linux/thread_info.h>
  19#include <linux/sched.h>
  20#include <linux/hardirq.h>
  21#include <linux/ptrace.h>
  22#include <hv/hypervisor.h>
  23
  24/* Check for compatible compiler early in the build. */
  25#ifdef CONFIG_TILEGX
  26# ifndef __tilegx__
  27#  error Can only build TILE-Gx configurations with tilegx compiler
  28# endif
  29# ifndef __LP64__
  30#  error Must not specify -m32 when building the TILE-Gx kernel
  31# endif
  32#else
  33# ifdef __tilegx__
  34#  error Can not build TILEPro/TILE64 configurations with tilegx compiler
  35# endif
  36#endif
  37
  38void foo(void)
  39{
  40        DEFINE(SINGLESTEP_STATE_BUFFER_OFFSET, \
  41               offsetof(struct single_step_state, buffer));
  42        DEFINE(SINGLESTEP_STATE_FLAGS_OFFSET, \
  43               offsetof(struct single_step_state, flags));
  44        DEFINE(SINGLESTEP_STATE_ORIG_PC_OFFSET, \
  45               offsetof(struct single_step_state, orig_pc));
  46        DEFINE(SINGLESTEP_STATE_NEXT_PC_OFFSET, \
  47               offsetof(struct single_step_state, next_pc));
  48        DEFINE(SINGLESTEP_STATE_BRANCH_NEXT_PC_OFFSET, \
  49               offsetof(struct single_step_state, branch_next_pc));
  50        DEFINE(SINGLESTEP_STATE_UPDATE_VALUE_OFFSET, \
  51               offsetof(struct single_step_state, update_value));
  52
  53        DEFINE(THREAD_INFO_TASK_OFFSET, \
  54               offsetof(struct thread_info, task));
  55        DEFINE(THREAD_INFO_FLAGS_OFFSET, \
  56               offsetof(struct thread_info, flags));
  57        DEFINE(THREAD_INFO_STATUS_OFFSET, \
  58               offsetof(struct thread_info, status));
  59        DEFINE(THREAD_INFO_HOMECACHE_CPU_OFFSET, \
  60               offsetof(struct thread_info, homecache_cpu));
  61        DEFINE(THREAD_INFO_STEP_STATE_OFFSET, \
  62               offsetof(struct thread_info, step_state));
  63
  64        DEFINE(TASK_STRUCT_THREAD_KSP_OFFSET,
  65               offsetof(struct task_struct, thread.ksp));
  66        DEFINE(TASK_STRUCT_THREAD_PC_OFFSET,
  67               offsetof(struct task_struct, thread.pc));
  68
  69        DEFINE(HV_TOPOLOGY_WIDTH_OFFSET, \
  70               offsetof(HV_Topology, width));
  71        DEFINE(HV_TOPOLOGY_HEIGHT_OFFSET, \
  72               offsetof(HV_Topology, height));
  73
  74        DEFINE(IRQ_CPUSTAT_SYSCALL_COUNT_OFFSET, \
  75               offsetof(irq_cpustat_t, irq_syscall_count));
  76}
  77