1/* 2 * Copyright (C) 1995-2003 Russell King 3 * 2001-2002 Keith Owens 4 * 5 * Generate definitions needed by assembly language modules. 6 * This code generates raw asm output which is post-processed to extract 7 * and format the required data. 8 * 9 * This program is free software; you can redistribute it and/or modify 10 * it under the terms of the GNU General Public License version 2 as 11 * published by the Free Software Foundation. 12 */ 13#include <linux/sched.h> 14#include <linux/mm.h> 15#include <asm/mach/arch.h> 16#include <asm/thread_info.h> 17#include <asm/memory.h> 18#include <asm/procinfo.h> 19 20/* 21 * Make sure that the compiler and target are compatible. 22 */ 23#if defined(__APCS_26__) 24#error Sorry, your compiler targets APCS-26 but this kernel requires APCS-32 25#endif 26#if (__GNUC__ == 3 && __GNUC_MINOR__ < 3) 27#error Your compiler is too buggy; it is known to miscompile kernels. 28#error Known good compilers: 3.3 29#endif 30 31/* Use marker if you need to separate the values later */ 32 33#define DEFINE(sym, val) \ 34 asm volatile("\n->" #sym " %0 " #val : : "i" (val)) 35 36#define BLANK() asm volatile("\n->" : : ) 37 38int main(void) 39{ 40 DEFINE(TSK_ACTIVE_MM, offsetof(struct task_struct, active_mm)); 41 BLANK(); 42 DEFINE(TI_FLAGS, offsetof(struct thread_info, flags)); 43 DEFINE(TI_PREEMPT, offsetof(struct thread_info, preempt_count)); 44 DEFINE(TI_ADDR_LIMIT, offsetof(struct thread_info, addr_limit)); 45 DEFINE(TI_TASK, offsetof(struct thread_info, task)); 46 DEFINE(TI_EXEC_DOMAIN, offsetof(struct thread_info, exec_domain)); 47 DEFINE(TI_CPU, offsetof(struct thread_info, cpu)); 48 DEFINE(TI_CPU_DOMAIN, offsetof(struct thread_info, cpu_domain)); 49 DEFINE(TI_CPU_SAVE, offsetof(struct thread_info, cpu_context)); 50 DEFINE(TI_USED_CP, offsetof(struct thread_info, used_cp)); 51 DEFINE(TI_TP_VALUE, offsetof(struct thread_info, tp_value)); 52 DEFINE(TI_FPSTATE, offsetof(struct thread_info, fpstate)); 53 DEFINE(TI_VFPSTATE, offsetof(struct thread_info, vfpstate)); 54#ifdef CONFIG_IWMMXT 55 DEFINE(TI_IWMMXT_STATE, offsetof(struct thread_info, fpstate.iwmmxt)); 56#endif 57#ifdef CONFIG_CRUNCH 58 DEFINE(TI_CRUNCH_STATE, offsetof(struct thread_info, crunchstate)); 59#endif 60 BLANK(); 61 DEFINE(S_R0, offsetof(struct pt_regs, ARM_r0)); 62 DEFINE(S_R1, offsetof(struct pt_regs, ARM_r1)); 63 DEFINE(S_R2, offsetof(struct pt_regs, ARM_r2)); 64 DEFINE(S_R3, offsetof(struct pt_regs, ARM_r3)); 65 DEFINE(S_R4, offsetof(struct pt_regs, ARM_r4)); 66 DEFINE(S_R5, offsetof(struct pt_regs, ARM_r5)); 67 DEFINE(S_R6, offsetof(struct pt_regs, ARM_r6)); 68 DEFINE(S_R7, offsetof(struct pt_regs, ARM_r7)); 69 DEFINE(S_R8, offsetof(struct pt_regs, ARM_r8)); 70 DEFINE(S_R9, offsetof(struct pt_regs, ARM_r9)); 71 DEFINE(S_R10, offsetof(struct pt_regs, ARM_r10)); 72 DEFINE(S_FP, offsetof(struct pt_regs, ARM_fp)); 73 DEFINE(S_IP, offsetof(struct pt_regs, ARM_ip)); 74 DEFINE(S_SP, offsetof(struct pt_regs, ARM_sp)); 75 DEFINE(S_LR, offsetof(struct pt_regs, ARM_lr)); 76 DEFINE(S_PC, offsetof(struct pt_regs, ARM_pc)); 77 DEFINE(S_PSR, offsetof(struct pt_regs, ARM_cpsr)); 78 DEFINE(S_OLD_R0, offsetof(struct pt_regs, ARM_ORIG_r0)); 79 DEFINE(S_FRAME_SIZE, sizeof(struct pt_regs)); 80 BLANK(); 81#ifdef CONFIG_CPU_HAS_ASID 82 DEFINE(MM_CONTEXT_ID, offsetof(struct mm_struct, context.id)); 83 BLANK(); 84#endif 85 DEFINE(VMA_VM_MM, offsetof(struct vm_area_struct, vm_mm)); 86 DEFINE(VMA_VM_FLAGS, offsetof(struct vm_area_struct, vm_flags)); 87 BLANK(); 88 DEFINE(VM_EXEC, VM_EXEC); 89 BLANK(); 90 DEFINE(PAGE_SZ, PAGE_SIZE); 91 BLANK(); 92 DEFINE(SYS_ERROR0, 0x9f0000); 93 BLANK(); 94 DEFINE(SIZEOF_MACHINE_DESC, sizeof(struct machine_desc)); 95 DEFINE(MACHINFO_TYPE, offsetof(struct machine_desc, nr)); 96 DEFINE(MACHINFO_NAME, offsetof(struct machine_desc, name)); 97 DEFINE(MACHINFO_PHYSIO, offsetof(struct machine_desc, phys_io)); 98 DEFINE(MACHINFO_PGOFFIO, offsetof(struct machine_desc, io_pg_offst)); 99 BLANK(); 100 DEFINE(PROC_INFO_SZ, sizeof(struct proc_info_list)); 101 DEFINE(PROCINFO_INITFUNC, offsetof(struct proc_info_list, __cpu_flush)); 102 DEFINE(PROCINFO_MM_MMUFLAGS, offsetof(struct proc_info_list, __cpu_mm_mmu_flags)); 103 DEFINE(PROCINFO_IO_MMUFLAGS, offsetof(struct proc_info_list, __cpu_io_mmu_flags)); 104 return 0; 105} 106