release/src-rt-6.x.4708/linux/linux-2.6.36/arch/arm/kernel/asm-offsets.c

   1 /* Modified by Broadcom Corp. Portions Copyright (c) Broadcom Corp, 2012. */
   2 /*
   3  * Copyright (C) 1995-2003 Russell King
   4  *               2001-2002 Keith Owens
   5  *
   6  * Generate definitions needed by assembly language modules.
   7  * This code generates raw asm output which is post-processed to extract
   8  * and format the required data.
   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 as
  12  * published by the Free Software Foundation.
  13  */
  14 #include <linux/sched.h>
  15 #include <linux/mm.h>
  16 #include <linux/dma-mapping.h>
  17 #include <asm/mach/arch.h>
  18 #include <asm/thread_info.h>
  19 #include <asm/memory.h>
  20 #include <asm/procinfo.h>
  21 #include <linux/kbuild.h>
  22
  23 /*
  24  * Make sure that the compiler and target are compatible.
  25  */
  26 #if defined(__APCS_26__)
  27 #error Sorry, your compiler targets APCS-26 but this kernel requires APCS-32
  28 #endif
  29 #if (__GNUC__ == 3 && __GNUC_MINOR__ < 3)
  30 #error Your compiler is too buggy; it is known to miscompile kernels.
  31 #error    Known good compilers: 3.3
  32 #endif
  33
  34 int main(void)
  35 {
  36   DEFINE(TSK_ACTIVE_MM,         offsetof(struct task_struct, active_mm));
  37 #ifdef CONFIG_CC_STACKPROTECTOR
  38   DEFINE(TSK_STACK_CANARY,      offsetof(struct task_struct, stack_canary));
  39 #endif
  40   BLANK();
  41   DEFINE(TI_FLAGS,              offsetof(struct thread_info, flags));
  42   DEFINE(TI_PREEMPT,            offsetof(struct thread_info, preempt_count));
  43   DEFINE(TI_ADDR_LIMIT,         offsetof(struct thread_info, addr_limit));
  44   DEFINE(TI_TASK,               offsetof(struct thread_info, task));
  45   DEFINE(TI_EXEC_DOMAIN,        offsetof(struct thread_info, exec_domain));
  46   DEFINE(TI_CPU,                offsetof(struct thread_info, cpu));
  47   DEFINE(TI_CPU_DOMAIN,         offsetof(struct thread_info, cpu_domain));
  48   DEFINE(TI_CPU_SAVE,           offsetof(struct thread_info, cpu_context));
  49   DEFINE(TI_USED_CP,            offsetof(struct thread_info, used_cp));
  50   DEFINE(TI_TP_VALUE,           offsetof(struct thread_info, tp_value));
  51   DEFINE(TI_FPSTATE,            offsetof(struct thread_info, fpstate));
  52   DEFINE(TI_VFPSTATE,           offsetof(struct thread_info, vfpstate));
  53 #ifdef CONFIG_ARM_THUMBEE
  54   DEFINE(TI_THUMBEE_STATE,      offsetof(struct thread_info, thumbee_state));
  55 #endif
  56 #ifdef CONFIG_IWMMXT
  57   DEFINE(TI_IWMMXT_STATE,       offsetof(struct thread_info, fpstate.iwmmxt));
  58 #endif
  59 #ifdef CONFIG_CRUNCH
  60   DEFINE(TI_CRUNCH_STATE,       offsetof(struct thread_info, crunchstate));
  61 #endif
  62   BLANK();
  63   DEFINE(S_R0,                  offsetof(struct pt_regs, ARM_r0));
  64   DEFINE(S_R1,                  offsetof(struct pt_regs, ARM_r1));
  65   DEFINE(S_R2,                  offsetof(struct pt_regs, ARM_r2));
  66   DEFINE(S_R3,                  offsetof(struct pt_regs, ARM_r3));
  67   DEFINE(S_R4,                  offsetof(struct pt_regs, ARM_r4));
  68   DEFINE(S_R5,                  offsetof(struct pt_regs, ARM_r5));
  69   DEFINE(S_R6,                  offsetof(struct pt_regs, ARM_r6));
  70   DEFINE(S_R7,                  offsetof(struct pt_regs, ARM_r7));
  71   DEFINE(S_R8,                  offsetof(struct pt_regs, ARM_r8));
  72   DEFINE(S_R9,                  offsetof(struct pt_regs, ARM_r9));
  73   DEFINE(S_R10,                 offsetof(struct pt_regs, ARM_r10));
  74   DEFINE(S_FP,                  offsetof(struct pt_regs, ARM_fp));
  75   DEFINE(S_IP,                  offsetof(struct pt_regs, ARM_ip));
  76   DEFINE(S_SP,                  offsetof(struct pt_regs, ARM_sp));
  77   DEFINE(S_LR,                  offsetof(struct pt_regs, ARM_lr));
  78   DEFINE(S_PC,                  offsetof(struct pt_regs, ARM_pc));
  79   DEFINE(S_PSR,                 offsetof(struct pt_regs, ARM_cpsr));
  80   DEFINE(S_OLD_R0,              offsetof(struct pt_regs, ARM_ORIG_r0));
  81   DEFINE(S_FRAME_SIZE,          sizeof(struct pt_regs));
  82   BLANK();
  83 #ifdef CONFIG_CPU_HAS_ASID
  84   DEFINE(MM_CONTEXT_ID,         offsetof(struct mm_struct, context.id));
  85   BLANK();
  86 #endif
  87   DEFINE(VMA_VM_MM,             offsetof(struct vm_area_struct, vm_mm));
  88   DEFINE(VMA_VM_FLAGS,          offsetof(struct vm_area_struct, vm_flags));
  89   BLANK();
  90   DEFINE(VM_EXEC,               VM_EXEC);
  91   BLANK();
  92   DEFINE(PAGE_SZ,               PAGE_SIZE);
  93   BLANK();
  94   DEFINE(SYS_ERROR0,            0x9f0000);
  95   BLANK();
  96   DEFINE(SIZEOF_MACHINE_DESC,   sizeof(struct machine_desc));
  97   DEFINE(MACHINFO_TYPE,         offsetof(struct machine_desc, nr));
  98   DEFINE(MACHINFO_NAME,         offsetof(struct machine_desc, name));
  99   DEFINE(MACHINFO_PHYSIO,       offsetof(struct machine_desc, phys_io));
 100   DEFINE(MACHINFO_PGOFFIO,      offsetof(struct machine_desc, io_pg_offst));
 101   BLANK();
 102   DEFINE(PROC_INFO_SZ,          sizeof(struct proc_info_list));
 103   DEFINE(PROCINFO_INITFUNC,     offsetof(struct proc_info_list, __cpu_flush));
 104   DEFINE(PROCINFO_MM_MMUFLAGS,  offsetof(struct proc_info_list, __cpu_mm_mmu_flags));
 105   DEFINE(PROCINFO_IO_MMUFLAGS,  offsetof(struct proc_info_list, __cpu_io_mmu_flags));
 106   BLANK();
 107 #ifdef MULTI_DABORT
 108   DEFINE(PROCESSOR_DABT_FUNC,   offsetof(struct processor, _data_abort));
 109 #endif
 110 #ifdef MULTI_PABORT
 111   DEFINE(PROCESSOR_PABT_FUNC,   offsetof(struct processor, _prefetch_abort));
 112 #endif
 113   BLANK();
 114   DEFINE(DMA_BIDIRECTIONAL,     DMA_BIDIRECTIONAL);
 115   DEFINE(DMA_TO_DEVICE,         DMA_TO_DEVICE);
 116   DEFINE(DMA_FROM_DEVICE,       DMA_FROM_DEVICE);
 117   return 0;
 118 }