1/* 2 * This program is used to generate definitions needed by 3 * assembly language modules. 4 * 5 * We use the technique used in the OSF Mach kernel code: 6 * generate asm statements containing #defines, 7 * compile this file to assembler, and then extract the 8 * #defines from the assembly-language output. 9 */ 10 11#define ASM_OFFSETS_C 12 13#include <linux/stddef.h> 14#include <linux/sched.h> 15#include <linux/kernel_stat.h> 16#include <linux/kbuild.h> 17#include <asm/bootinfo.h> 18#include <asm/irq.h> 19#include <asm/amigahw.h> 20#include <linux/font.h> 21 22int main(void) 23{ 24 /* offsets into the task struct */ 25 DEFINE(TASK_STATE, offsetof(struct task_struct, state)); 26 DEFINE(TASK_FLAGS, offsetof(struct task_struct, flags)); 27 DEFINE(TASK_PTRACE, offsetof(struct task_struct, ptrace)); 28 DEFINE(TASK_THREAD, offsetof(struct task_struct, thread)); 29 DEFINE(TASK_INFO, offsetof(struct task_struct, thread.info)); 30 DEFINE(TASK_MM, offsetof(struct task_struct, mm)); 31 DEFINE(TASK_ACTIVE_MM, offsetof(struct task_struct, active_mm)); 32#ifdef CONFIG_MMU 33 DEFINE(TASK_TINFO, offsetof(struct task_struct, thread.info)); 34#endif 35 36 /* offsets into the thread struct */ 37 DEFINE(THREAD_KSP, offsetof(struct thread_struct, ksp)); 38 DEFINE(THREAD_USP, offsetof(struct thread_struct, usp)); 39 DEFINE(THREAD_SR, offsetof(struct thread_struct, sr)); 40 DEFINE(THREAD_FS, offsetof(struct thread_struct, fs)); 41 DEFINE(THREAD_CRP, offsetof(struct thread_struct, crp)); 42 DEFINE(THREAD_ESP0, offsetof(struct thread_struct, esp0)); 43 DEFINE(THREAD_FPREG, offsetof(struct thread_struct, fp)); 44 DEFINE(THREAD_FPCNTL, offsetof(struct thread_struct, fpcntl)); 45 DEFINE(THREAD_FPSTATE, offsetof(struct thread_struct, fpstate)); 46 47 /* offsets into the thread_info struct */ 48 DEFINE(TINFO_PREEMPT, offsetof(struct thread_info, preempt_count)); 49 DEFINE(TINFO_FLAGS, offsetof(struct thread_info, flags)); 50 51 /* offsets into the pt_regs */ 52 DEFINE(PT_OFF_D0, offsetof(struct pt_regs, d0)); 53 DEFINE(PT_OFF_ORIG_D0, offsetof(struct pt_regs, orig_d0)); 54 DEFINE(PT_OFF_D1, offsetof(struct pt_regs, d1)); 55 DEFINE(PT_OFF_D2, offsetof(struct pt_regs, d2)); 56 DEFINE(PT_OFF_D3, offsetof(struct pt_regs, d3)); 57 DEFINE(PT_OFF_D4, offsetof(struct pt_regs, d4)); 58 DEFINE(PT_OFF_D5, offsetof(struct pt_regs, d5)); 59 DEFINE(PT_OFF_A0, offsetof(struct pt_regs, a0)); 60 DEFINE(PT_OFF_A1, offsetof(struct pt_regs, a1)); 61 DEFINE(PT_OFF_A2, offsetof(struct pt_regs, a2)); 62 DEFINE(PT_OFF_PC, offsetof(struct pt_regs, pc)); 63 DEFINE(PT_OFF_SR, offsetof(struct pt_regs, sr)); 64 /* bitfields are a bit difficult */ 65 DEFINE(PT_OFF_FORMATVEC, offsetof(struct pt_regs, pc) + 4); 66 67 /* offsets into the irq_handler struct */ 68 DEFINE(IRQ_HANDLER, offsetof(struct irq_node, handler)); 69 DEFINE(IRQ_DEVID, offsetof(struct irq_node, dev_id)); 70 DEFINE(IRQ_NEXT, offsetof(struct irq_node, next)); 71 72 /* offsets into the kernel_stat struct */ 73 DEFINE(STAT_IRQ, offsetof(struct kernel_stat, irqs)); 74 75 /* offsets into the irq_cpustat_t struct */ 76 DEFINE(CPUSTAT_SOFTIRQ_PENDING, offsetof(irq_cpustat_t, __softirq_pending)); 77 78 /* offsets into the bi_record struct */ 79 DEFINE(BIR_TAG, offsetof(struct bi_record, tag)); 80 DEFINE(BIR_SIZE, offsetof(struct bi_record, size)); 81 DEFINE(BIR_DATA, offsetof(struct bi_record, data)); 82 83 /* offsets into font_desc (drivers/video/console/font.h) */ 84 DEFINE(FONT_DESC_IDX, offsetof(struct font_desc, idx)); 85 DEFINE(FONT_DESC_NAME, offsetof(struct font_desc, name)); 86 DEFINE(FONT_DESC_WIDTH, offsetof(struct font_desc, width)); 87 DEFINE(FONT_DESC_HEIGHT, offsetof(struct font_desc, height)); 88 DEFINE(FONT_DESC_DATA, offsetof(struct font_desc, data)); 89 DEFINE(FONT_DESC_PREF, offsetof(struct font_desc, pref)); 90 91 /* signal defines */ 92 DEFINE(LSIGSEGV, SIGSEGV); 93 DEFINE(LSEGV_MAPERR, SEGV_MAPERR); 94 DEFINE(LSIGTRAP, SIGTRAP); 95 DEFINE(LTRAP_TRACE, TRAP_TRACE); 96 97 /* offsets into the custom struct */ 98 DEFINE(CUSTOMBASE, &amiga_custom); 99 DEFINE(C_INTENAR, offsetof(struct CUSTOM, intenar)); 100 DEFINE(C_INTREQR, offsetof(struct CUSTOM, intreqr)); 101 DEFINE(C_INTENA, offsetof(struct CUSTOM, intena)); 102 DEFINE(C_INTREQ, offsetof(struct CUSTOM, intreq)); 103 DEFINE(C_SERDATR, offsetof(struct CUSTOM, serdatr)); 104 DEFINE(C_SERDAT, offsetof(struct CUSTOM, serdat)); 105 DEFINE(C_SERPER, offsetof(struct CUSTOM, serper)); 106 DEFINE(CIAABASE, &ciaa); 107 DEFINE(CIABBASE, &ciab); 108 DEFINE(C_PRA, offsetof(struct CIA, pra)); 109 DEFINE(ZTWOBASE, zTwoBase); 110 111 return 0; 112} 113