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

   1/*
   2 * generate definitions needed by assembly language modules
   3 *
   4 * Copyright 2004-2009 Analog Devices Inc.
   5 *
   6 * Licensed under the GPL-2 or later
   7 */
   8
   9#include <linux/stddef.h>
  10#include <linux/sched.h>
  11#include <linux/kernel_stat.h>
  12#include <linux/ptrace.h>
  13#include <linux/hardirq.h>
  14#include <linux/irq.h>
  15#include <linux/thread_info.h>
  16#include <linux/kbuild.h>
  17
  18int main(void)
  19{
  20        /* offsets into the task struct */
  21        DEFINE(TASK_STATE, offsetof(struct task_struct, state));
  22        DEFINE(TASK_FLAGS, offsetof(struct task_struct, flags));
  23        DEFINE(TASK_PTRACE, offsetof(struct task_struct, ptrace));
  24        DEFINE(TASK_BLOCKED, offsetof(struct task_struct, blocked));
  25        DEFINE(TASK_THREAD, offsetof(struct task_struct, thread));
  26        DEFINE(TASK_THREAD_INFO, offsetof(struct task_struct, stack));
  27        DEFINE(TASK_MM, offsetof(struct task_struct, mm));
  28        DEFINE(TASK_ACTIVE_MM, offsetof(struct task_struct, active_mm));
  29        DEFINE(TASK_SIGPENDING, offsetof(struct task_struct, pending));
  30
  31        /* offsets into the irq_cpustat_t struct */
  32        DEFINE(CPUSTAT_SOFTIRQ_PENDING,
  33               offsetof(irq_cpustat_t, __softirq_pending));
  34
  35        /* offsets into the thread struct */
  36        DEFINE(THREAD_KSP, offsetof(struct thread_struct, ksp));
  37        DEFINE(THREAD_USP, offsetof(struct thread_struct, usp));
  38        DEFINE(THREAD_SR, offsetof(struct thread_struct, seqstat));
  39        DEFINE(PT_SR, offsetof(struct thread_struct, seqstat));
  40        DEFINE(THREAD_ESP0, offsetof(struct thread_struct, esp0));
  41        DEFINE(THREAD_PC, offsetof(struct thread_struct, pc));
  42        DEFINE(KERNEL_STACK_SIZE, THREAD_SIZE);
  43
  44        /* offsets into the pt_regs */
  45        DEFINE(PT_ORIG_R0, offsetof(struct pt_regs, orig_r0));
  46        DEFINE(PT_ORIG_P0, offsetof(struct pt_regs, orig_p0));
  47        DEFINE(PT_ORIG_PC, offsetof(struct pt_regs, orig_pc));
  48        DEFINE(PT_R0, offsetof(struct pt_regs, r0));
  49        DEFINE(PT_R1, offsetof(struct pt_regs, r1));
  50        DEFINE(PT_R2, offsetof(struct pt_regs, r2));
  51        DEFINE(PT_R3, offsetof(struct pt_regs, r3));
  52        DEFINE(PT_R4, offsetof(struct pt_regs, r4));
  53        DEFINE(PT_R5, offsetof(struct pt_regs, r5));
  54        DEFINE(PT_R6, offsetof(struct pt_regs, r6));
  55        DEFINE(PT_R7, offsetof(struct pt_regs, r7));
  56
  57        DEFINE(PT_P0, offsetof(struct pt_regs, p0));
  58        DEFINE(PT_P1, offsetof(struct pt_regs, p1));
  59        DEFINE(PT_P2, offsetof(struct pt_regs, p2));
  60        DEFINE(PT_P3, offsetof(struct pt_regs, p3));
  61        DEFINE(PT_P4, offsetof(struct pt_regs, p4));
  62        DEFINE(PT_P5, offsetof(struct pt_regs, p5));
  63
  64        DEFINE(PT_FP, offsetof(struct pt_regs, fp));
  65        DEFINE(PT_USP, offsetof(struct pt_regs, usp));
  66        DEFINE(PT_I0, offsetof(struct pt_regs, i0));
  67        DEFINE(PT_I1, offsetof(struct pt_regs, i1));
  68        DEFINE(PT_I2, offsetof(struct pt_regs, i2));
  69        DEFINE(PT_I3, offsetof(struct pt_regs, i3));
  70        DEFINE(PT_M0, offsetof(struct pt_regs, m0));
  71        DEFINE(PT_M1, offsetof(struct pt_regs, m1));
  72        DEFINE(PT_M2, offsetof(struct pt_regs, m2));
  73        DEFINE(PT_M3, offsetof(struct pt_regs, m3));
  74        DEFINE(PT_L0, offsetof(struct pt_regs, l0));
  75        DEFINE(PT_L1, offsetof(struct pt_regs, l1));
  76        DEFINE(PT_L2, offsetof(struct pt_regs, l2));
  77        DEFINE(PT_L3, offsetof(struct pt_regs, l3));
  78        DEFINE(PT_B0, offsetof(struct pt_regs, b0));
  79        DEFINE(PT_B1, offsetof(struct pt_regs, b1));
  80        DEFINE(PT_B2, offsetof(struct pt_regs, b2));
  81        DEFINE(PT_B3, offsetof(struct pt_regs, b3));
  82        DEFINE(PT_A0X, offsetof(struct pt_regs, a0x));
  83        DEFINE(PT_A0W, offsetof(struct pt_regs, a0w));
  84        DEFINE(PT_A1X, offsetof(struct pt_regs, a1x));
  85        DEFINE(PT_A1W, offsetof(struct pt_regs, a1w));
  86        DEFINE(PT_LC0, offsetof(struct pt_regs, lc0));
  87        DEFINE(PT_LC1, offsetof(struct pt_regs, lc1));
  88        DEFINE(PT_LT0, offsetof(struct pt_regs, lt0));
  89        DEFINE(PT_LT1, offsetof(struct pt_regs, lt1));
  90        DEFINE(PT_LB0, offsetof(struct pt_regs, lb0));
  91        DEFINE(PT_LB1, offsetof(struct pt_regs, lb1));
  92        DEFINE(PT_ASTAT, offsetof(struct pt_regs, astat));
  93        DEFINE(PT_RESERVED, offsetof(struct pt_regs, reserved));
  94        DEFINE(PT_RETS, offsetof(struct pt_regs, rets));
  95        DEFINE(PT_PC, offsetof(struct pt_regs, pc));
  96        DEFINE(PT_RETX, offsetof(struct pt_regs, retx));
  97        DEFINE(PT_RETN, offsetof(struct pt_regs, retn));
  98        DEFINE(PT_RETE, offsetof(struct pt_regs, rete));
  99        DEFINE(PT_SEQSTAT, offsetof(struct pt_regs, seqstat));
 100        DEFINE(PT_SYSCFG, offsetof(struct pt_regs, syscfg));
 101        DEFINE(PT_IPEND, offsetof(struct pt_regs, ipend));
 102        DEFINE(SIZEOF_PTREGS, sizeof(struct pt_regs));
 103        DEFINE(PT_TEXT_ADDR, sizeof(struct pt_regs));        /* Needed by gdb */
 104        DEFINE(PT_TEXT_END_ADDR, 4 + sizeof(struct pt_regs));/* Needed by gdb */
 105        DEFINE(PT_DATA_ADDR, 8 + sizeof(struct pt_regs));    /* Needed by gdb */
 106        DEFINE(PT_FDPIC_EXEC, 12 + sizeof(struct pt_regs));  /* Needed by gdb */
 107        DEFINE(PT_FDPIC_INTERP, 16 + sizeof(struct pt_regs));/* Needed by gdb */
 108
 109        /* signal defines */
 110        DEFINE(SIGSEGV, SIGSEGV);
 111        DEFINE(SIGTRAP, SIGTRAP);
 112
 113        /* PDA management (in L1 scratchpad) */
 114        DEFINE(PDA_SYSCFG, offsetof(struct blackfin_pda, syscfg));
 115#ifdef CONFIG_SMP
 116        DEFINE(PDA_IRQFLAGS, offsetof(struct blackfin_pda, imask));
 117#endif
 118        DEFINE(PDA_IPDT, offsetof(struct blackfin_pda, ipdt));
 119        DEFINE(PDA_IPDT_SWAPCOUNT, offsetof(struct blackfin_pda, ipdt_swapcount));
 120        DEFINE(PDA_DPDT, offsetof(struct blackfin_pda, dpdt));
 121        DEFINE(PDA_DPDT_SWAPCOUNT, offsetof(struct blackfin_pda, dpdt_swapcount));
 122        DEFINE(PDA_EXIPTR, offsetof(struct blackfin_pda, ex_iptr));
 123        DEFINE(PDA_EXOPTR, offsetof(struct blackfin_pda, ex_optr));
 124        DEFINE(PDA_EXBUF, offsetof(struct blackfin_pda, ex_buf));
 125        DEFINE(PDA_EXIMASK, offsetof(struct blackfin_pda, ex_imask));
 126        DEFINE(PDA_EXSTACK, offsetof(struct blackfin_pda, ex_stack));
 127        DEFINE(PDA_EXIPEND, offsetof(struct blackfin_pda, ex_ipend));
 128#ifdef ANOMALY_05000261
 129        DEFINE(PDA_LFRETX, offsetof(struct blackfin_pda, last_cplb_fault_retx));
 130#endif
 131        DEFINE(PDA_DCPLB, offsetof(struct blackfin_pda, dcplb_fault_addr));
 132        DEFINE(PDA_ICPLB, offsetof(struct blackfin_pda, icplb_fault_addr));
 133        DEFINE(PDA_RETX, offsetof(struct blackfin_pda, retx));
 134        DEFINE(PDA_SEQSTAT, offsetof(struct blackfin_pda, seqstat));
 135#ifdef CONFIG_DEBUG_DOUBLEFAULT
 136        DEFINE(PDA_DF_DCPLB, offsetof(struct blackfin_pda, dcplb_doublefault_addr));
 137        DEFINE(PDA_DF_ICPLB, offsetof(struct blackfin_pda, icplb_doublefault_addr));
 138        DEFINE(PDA_DF_SEQSTAT, offsetof(struct blackfin_pda, seqstat_doublefault));
 139        DEFINE(PDA_DF_RETX, offsetof(struct blackfin_pda, retx_doublefault));
 140#endif
 141#ifdef CONFIG_SMP
 142        /* Inter-core lock (in L2 SRAM) */
 143        DEFINE(SIZEOF_CORELOCK, sizeof(struct corelock_slot));
 144#endif
 145
 146        return 0;
 147}
 148