1/* 2 * linux/arch/unicore32/kernel/asm-offsets.c 3 * 4 * Code specific to PKUnity SoC and UniCore ISA 5 * 6 * Copyright (C) 2001-2010 GUAN Xue-tao 7 * 8 * Generate definitions needed by assembly language modules. 9 * This code generates raw asm output which is post-processed to extract 10 * and format the required data. 11 * 12 * This program is free software; you can redistribute it and/or modify 13 * it under the terms of the GNU General Public License version 2 as 14 * published by the Free Software Foundation. 15 */ 16#include <linux/sched.h> 17#include <linux/mm.h> 18#include <linux/dma-mapping.h> 19#include <linux/kbuild.h> 20#include <linux/suspend.h> 21#include <linux/thread_info.h> 22#include <asm/memory.h> 23#include <asm/suspend.h> 24 25/* 26 * GCC 3.0, 3.1: general bad code generation. 27 * GCC 3.2.0: incorrect function argument offset calculation. 28 * GCC 3.2.x: miscompiles NEW_AUX_ENT in fs/binfmt_elf.c 29 * (http://gcc.gnu.org/PR8896) and incorrect structure 30 * initialisation in fs/jffs2/erase.c 31 */ 32#if (__GNUC__ < 4) 33#error Your compiler should upgrade to uc4 34#error Known good compilers: 4.2.2 35#endif 36 37int main(void) 38{ 39 DEFINE(TSK_ACTIVE_MM, offsetof(struct task_struct, active_mm)); 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_CPU, offsetof(struct thread_info, cpu)); 46 DEFINE(TI_CPU_SAVE, offsetof(struct thread_info, cpu_context)); 47 DEFINE(TI_USED_CP, offsetof(struct thread_info, used_cp)); 48#ifdef CONFIG_UNICORE_FPU_F64 49 DEFINE(TI_FPSTATE, offsetof(struct thread_info, fpstate)); 50#endif 51 BLANK(); 52 DEFINE(S_R0, offsetof(struct pt_regs, UCreg_00)); 53 DEFINE(S_R1, offsetof(struct pt_regs, UCreg_01)); 54 DEFINE(S_R2, offsetof(struct pt_regs, UCreg_02)); 55 DEFINE(S_R3, offsetof(struct pt_regs, UCreg_03)); 56 DEFINE(S_R4, offsetof(struct pt_regs, UCreg_04)); 57 DEFINE(S_R5, offsetof(struct pt_regs, UCreg_05)); 58 DEFINE(S_R6, offsetof(struct pt_regs, UCreg_06)); 59 DEFINE(S_R7, offsetof(struct pt_regs, UCreg_07)); 60 DEFINE(S_R8, offsetof(struct pt_regs, UCreg_08)); 61 DEFINE(S_R9, offsetof(struct pt_regs, UCreg_09)); 62 DEFINE(S_R10, offsetof(struct pt_regs, UCreg_10)); 63 DEFINE(S_R11, offsetof(struct pt_regs, UCreg_11)); 64 DEFINE(S_R12, offsetof(struct pt_regs, UCreg_12)); 65 DEFINE(S_R13, offsetof(struct pt_regs, UCreg_13)); 66 DEFINE(S_R14, offsetof(struct pt_regs, UCreg_14)); 67 DEFINE(S_R15, offsetof(struct pt_regs, UCreg_15)); 68 DEFINE(S_R16, offsetof(struct pt_regs, UCreg_16)); 69 DEFINE(S_R17, offsetof(struct pt_regs, UCreg_17)); 70 DEFINE(S_R18, offsetof(struct pt_regs, UCreg_18)); 71 DEFINE(S_R19, offsetof(struct pt_regs, UCreg_19)); 72 DEFINE(S_R20, offsetof(struct pt_regs, UCreg_20)); 73 DEFINE(S_R21, offsetof(struct pt_regs, UCreg_21)); 74 DEFINE(S_R22, offsetof(struct pt_regs, UCreg_22)); 75 DEFINE(S_R23, offsetof(struct pt_regs, UCreg_23)); 76 DEFINE(S_R24, offsetof(struct pt_regs, UCreg_24)); 77 DEFINE(S_R25, offsetof(struct pt_regs, UCreg_25)); 78 DEFINE(S_R26, offsetof(struct pt_regs, UCreg_26)); 79 DEFINE(S_FP, offsetof(struct pt_regs, UCreg_fp)); 80 DEFINE(S_IP, offsetof(struct pt_regs, UCreg_ip)); 81 DEFINE(S_SP, offsetof(struct pt_regs, UCreg_sp)); 82 DEFINE(S_LR, offsetof(struct pt_regs, UCreg_lr)); 83 DEFINE(S_PC, offsetof(struct pt_regs, UCreg_pc)); 84 DEFINE(S_PSR, offsetof(struct pt_regs, UCreg_asr)); 85 DEFINE(S_OLD_R0, offsetof(struct pt_regs, UCreg_ORIG_00)); 86 DEFINE(S_FRAME_SIZE, sizeof(struct pt_regs)); 87 BLANK(); 88 DEFINE(VMA_VM_MM, offsetof(struct vm_area_struct, vm_mm)); 89 DEFINE(VMA_VM_FLAGS, offsetof(struct vm_area_struct, vm_flags)); 90 BLANK(); 91 DEFINE(VM_EXEC, VM_EXEC); 92 BLANK(); 93 DEFINE(PAGE_SZ, PAGE_SIZE); 94 BLANK(); 95 DEFINE(SYS_ERROR0, 0x9f0000); 96 BLANK(); 97 DEFINE(PBE_ADDRESS, offsetof(struct pbe, address)); 98 DEFINE(PBE_ORIN_ADDRESS, offsetof(struct pbe, orig_address)); 99 DEFINE(PBE_NEXT, offsetof(struct pbe, next)); 100 DEFINE(SWSUSP_CPU, offsetof(struct swsusp_arch_regs, \ 101 cpu_context)); 102#ifdef CONFIG_UNICORE_FPU_F64 103 DEFINE(SWSUSP_FPSTATE, offsetof(struct swsusp_arch_regs, \ 104 fpstate)); 105#endif 106 BLANK(); 107 DEFINE(DMA_BIDIRECTIONAL, DMA_BIDIRECTIONAL); 108 DEFINE(DMA_TO_DEVICE, DMA_TO_DEVICE); 109 DEFINE(DMA_FROM_DEVICE, DMA_FROM_DEVICE); 110 return 0; 111} 112