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/*
* This program is used to generate definitions needed by
* assembly language modules.
*
* We use the technique used in the OSF Mach kernel code:
* generate asm statements containing #defines,
* compile this file to assembler, and then extract the
* #defines from the assembly-language output.
*/
#include <linux/stddef.h>
#include <linux/sched.h>
#include <linux/kernel_stat.h>
#include <linux/ptrace.h>
#include <linux/hardirq.h>
#include <linux/kbuild.h>
#include <asm/bootinfo.h>
#include <asm/irq.h>
#include <asm/thread_info.h>
int main(void)
{
/* offsets into the task struct */
DEFINE(TASK_STATE, offsetof(struct task_struct, state));
DEFINE(TASK_FLAGS, offsetof(struct task_struct, flags));
DEFINE(TASK_PTRACE, offsetof(struct task_struct, ptrace));
DEFINE(TASK_BLOCKED, offsetof(struct task_struct, blocked));
DEFINE(TASK_THREAD, offsetof(struct task_struct, thread));
DEFINE(TASK_THREAD_INFO, offsetof(struct task_struct, stack));
DEFINE(TASK_MM, offsetof(struct task_struct, mm));
DEFINE(TASK_ACTIVE_MM, offsetof(struct task_struct, active_mm));
/* offsets into the irq_cpustat_t struct */
DEFINE(CPUSTAT_SOFTIRQ_PENDING, offsetof(irq_cpustat_t, __softirq_pending));
/* offsets into the thread struct */
DEFINE(THREAD_KSP, offsetof(struct thread_struct, ksp));
DEFINE(THREAD_USP, offsetof(struct thread_struct, usp));
DEFINE(THREAD_SR, offsetof(struct thread_struct, sr));
DEFINE(THREAD_FS, offsetof(struct thread_struct, fs));
DEFINE(THREAD_CRP, offsetof(struct thread_struct, crp));
DEFINE(THREAD_ESP0, offsetof(struct thread_struct, esp0));
DEFINE(THREAD_FPREG, offsetof(struct thread_struct, fp));
DEFINE(THREAD_FPCNTL, offsetof(struct thread_struct, fpcntl));
DEFINE(THREAD_FPSTATE, offsetof(struct thread_struct, fpstate));
/* offsets into the pt_regs */
DEFINE(PT_D0, offsetof(struct pt_regs, d0));
DEFINE(PT_ORIG_D0, offsetof(struct pt_regs, orig_d0));
DEFINE(PT_D1, offsetof(struct pt_regs, d1));
DEFINE(PT_D2, offsetof(struct pt_regs, d2));
DEFINE(PT_D3, offsetof(struct pt_regs, d3));
DEFINE(PT_D4, offsetof(struct pt_regs, d4));
DEFINE(PT_D5, offsetof(struct pt_regs, d5));
DEFINE(PT_A0, offsetof(struct pt_regs, a0));
DEFINE(PT_A1, offsetof(struct pt_regs, a1));
DEFINE(PT_A2, offsetof(struct pt_regs, a2));
DEFINE(PT_PC, offsetof(struct pt_regs, pc));
DEFINE(PT_SR, offsetof(struct pt_regs, sr));
#ifdef CONFIG_COLDFIRE
/* bitfields are a bit difficult */
DEFINE(PT_FORMATVEC, offsetof(struct pt_regs, sr) - 2);
#else
/* bitfields are a bit difficult */
DEFINE(PT_VECTOR, offsetof(struct pt_regs, pc) + 4);
#endif
/* signal defines */
DEFINE(SIGSEGV, SIGSEGV);
DEFINE(SEGV_MAPERR, SEGV_MAPERR);
DEFINE(SIGTRAP, SIGTRAP);
DEFINE(TRAP_TRACE, TRAP_TRACE);
DEFINE(PT_PTRACED, PT_PTRACED);
DEFINE(THREAD_SIZE, THREAD_SIZE);
/* Offsets in thread_info structure */
DEFINE(TI_TASK, offsetof(struct thread_info, task));
DEFINE(TI_EXECDOMAIN, offsetof(struct thread_info, exec_domain));
DEFINE(TI_FLAGS, offsetof(struct thread_info, flags));
DEFINE(TI_PREEMPTCOUNT, offsetof(struct thread_info, preempt_count));
DEFINE(TI_CPU, offsetof(struct thread_info, cpu));
return 0;
}
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