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 <linux/dma-mapping.h> 16 #include <asm/cacheflush.h> 17 #include <asm/glue-df.h> 18 #include <asm/glue-pf.h> 19 #include <asm/mach/arch.h> 20 #include <asm/thread_info.h> 21 #include <asm/memory.h> 22 #include <asm/procinfo.h> 23 #include <linux/kbuild.h> 24 25 /* 26 * Make sure that the compiler and target are compatible. 27 */ 28 #if defined(__APCS_26__) 29 #error Sorry, your compiler targets APCS-26 but this kernel requires APCS-32 30 #endif 31 /* 32 * GCC 3.0, 3.1: general bad code generation. 33 * GCC 3.2.0: incorrect function argument offset calculation. 34 * GCC 3.2.x: miscompiles NEW_AUX_ENT in fs/binfmt_elf.c 35 * (http://gcc.gnu.org/PR8896) and incorrect structure 36 * initialisation in fs/jffs2/erase.c 37 */ 38 #if (__GNUC__ == 3 && __GNUC_MINOR__ < 3) 39 #error Your compiler is too buggy; it is known to miscompile kernels. 40 #error Known good compilers: 3.3 41 #endif 42 43 int main(void) 44 { 45 DEFINE(TSK_ACTIVE_MM, offsetof(struct task_struct, active_mm)); 46 #ifdef CONFIG_CC_STACKPROTECTOR 47 DEFINE(TSK_STACK_CANARY, offsetof(struct task_struct, stack_canary)); 48 #endif 49 BLANK(); 50 DEFINE(TI_FLAGS, offsetof(struct thread_info, flags)); 51 DEFINE(TI_PREEMPT, offsetof(struct thread_info, preempt_count)); 52 DEFINE(TI_ADDR_LIMIT, offsetof(struct thread_info, addr_limit)); 53 DEFINE(TI_TASK, offsetof(struct thread_info, task)); 54 DEFINE(TI_EXEC_DOMAIN, offsetof(struct thread_info, exec_domain)); 55 DEFINE(TI_CPU, offsetof(struct thread_info, cpu)); 56 DEFINE(TI_CPU_DOMAIN, offsetof(struct thread_info, cpu_domain)); 57 DEFINE(TI_CPU_SAVE, offsetof(struct thread_info, cpu_context)); 58 DEFINE(TI_USED_CP, offsetof(struct thread_info, used_cp)); 59 DEFINE(TI_TP_VALUE, offsetof(struct thread_info, tp_value)); 60 DEFINE(TI_FPSTATE, offsetof(struct thread_info, fpstate)); 61 DEFINE(TI_VFPSTATE, offsetof(struct thread_info, vfpstate)); 62 #ifdef CONFIG_SMP 63 DEFINE(VFP_CPU, offsetof(union vfp_state, hard.cpu)); 64 #endif 65 #ifdef CONFIG_ARM_THUMBEE 66 DEFINE(TI_THUMBEE_STATE, offsetof(struct thread_info, thumbee_state)); 67 #endif 68 #ifdef CONFIG_IWMMXT 69 DEFINE(TI_IWMMXT_STATE, offsetof(struct thread_info, fpstate.iwmmxt)); 70 #endif 71 #ifdef CONFIG_CRUNCH 72 DEFINE(TI_CRUNCH_STATE, offsetof(struct thread_info, crunchstate)); 73 #endif 74 BLANK(); 75 DEFINE(S_R0, offsetof(struct pt_regs, ARM_r0)); 76 DEFINE(S_R1, offsetof(struct pt_regs, ARM_r1)); 77 DEFINE(S_R2, offsetof(struct pt_regs, ARM_r2)); 78 DEFINE(S_R3, offsetof(struct pt_regs, ARM_r3)); 79 DEFINE(S_R4, offsetof(struct pt_regs, ARM_r4)); 80 DEFINE(S_R5, offsetof(struct pt_regs, ARM_r5)); 81 DEFINE(S_R6, offsetof(struct pt_regs, ARM_r6)); 82 DEFINE(S_R7, offsetof(struct pt_regs, ARM_r7)); 83 DEFINE(S_R8, offsetof(struct pt_regs, ARM_r8)); 84 DEFINE(S_R9, offsetof(struct pt_regs, ARM_r9)); 85 DEFINE(S_R10, offsetof(struct pt_regs, ARM_r10)); 86 DEFINE(S_FP, offsetof(struct pt_regs, ARM_fp)); 87 DEFINE(S_IP, offsetof(struct pt_regs, ARM_ip)); 88 DEFINE(S_SP, offsetof(struct pt_regs, ARM_sp)); 89 DEFINE(S_LR, offsetof(struct pt_regs, ARM_lr)); 90 DEFINE(S_PC, offsetof(struct pt_regs, ARM_pc)); 91 DEFINE(S_PSR, offsetof(struct pt_regs, ARM_cpsr)); 92 DEFINE(S_OLD_R0, offsetof(struct pt_regs, ARM_ORIG_r0)); 93 DEFINE(S_FRAME_SIZE, sizeof(struct pt_regs)); 94 BLANK(); 95 #ifdef CONFIG_CPU_HAS_ASID 96 DEFINE(MM_CONTEXT_ID, offsetof(struct mm_struct, context.id)); 97 BLANK(); 98 #endif 99 DEFINE(VMA_VM_MM, offsetof(struct vm_area_struct, vm_mm)); 100 DEFINE(VMA_VM_FLAGS, offsetof(struct vm_area_struct, vm_flags)); 101 BLANK(); 102 DEFINE(VM_EXEC, VM_EXEC); 103 BLANK(); 104 DEFINE(PAGE_SZ, PAGE_SIZE); 105 BLANK(); 106 DEFINE(SYS_ERROR0, 0x9f0000); 107 BLANK(); 108 DEFINE(SIZEOF_MACHINE_DESC, sizeof(struct machine_desc)); 109 DEFINE(MACHINFO_TYPE, offsetof(struct machine_desc, nr)); 110 DEFINE(MACHINFO_NAME, offsetof(struct machine_desc, name)); 111 BLANK(); 112 DEFINE(PROC_INFO_SZ, sizeof(struct proc_info_list)); 113 DEFINE(PROCINFO_INITFUNC, offsetof(struct proc_info_list, __cpu_flush)); 114 DEFINE(PROCINFO_MM_MMUFLAGS, offsetof(struct proc_info_list, __cpu_mm_mmu_flags)); 115 DEFINE(PROCINFO_IO_MMUFLAGS, offsetof(struct proc_info_list, __cpu_io_mmu_flags)); 116 BLANK(); 117 #ifdef MULTI_DABORT 118 DEFINE(PROCESSOR_DABT_FUNC, offsetof(struct processor, _data_abort)); 119 #endif 120 #ifdef MULTI_PABORT 121 DEFINE(PROCESSOR_PABT_FUNC, offsetof(struct processor, _prefetch_abort)); 122 #endif 123 #ifdef MULTI_CPU 124 DEFINE(CPU_SLEEP_SIZE, offsetof(struct processor, suspend_size)); 125 DEFINE(CPU_DO_SUSPEND, offsetof(struct processor, do_suspend)); 126 DEFINE(CPU_DO_RESUME, offsetof(struct processor, do_resume)); 127 #endif 128 #ifdef MULTI_CACHE 129 DEFINE(CACHE_FLUSH_KERN_ALL, offsetof(struct cpu_cache_fns, flush_kern_all)); 130 #endif 131 BLANK(); 132 DEFINE(DMA_BIDIRECTIONAL, DMA_BIDIRECTIONAL); 133 DEFINE(DMA_TO_DEVICE, DMA_TO_DEVICE); 134 DEFINE(DMA_FROM_DEVICE, DMA_FROM_DEVICE); 135 return 0; 136 } 137