/* * offset.c: Calculate pt_regs and task_struct offsets. * * Copyright (C) 1996 David S. Miller * Copyright (C) 1997, 1998, 1999, 2000, 2001, 2002 Ralf Baechle * Copyright (C) 1999, 2000 Silicon Graphics, Inc. * * Kevin Kissell, kevink@mips.com and Carsten Langgaard, carstenl@mips.com * Copyright (C) 2000 MIPS Technologies, Inc. */#include <linux/types.h>#include <linux/sched.h>#include <linux/mm.h>#include <asm/ptrace.h>#include <asm/processor.h>#define text(t) __asm__("\n@@@" t)#define _offset(type, member) (&(((type *)NULL)->member))#define offset(string, ptr, member) \	__asm__("\n@@@" string "%0" : : "i" (_offset(ptr, member)))#define constant(string, member) \	__asm__("\n@@@" string "%x0" : : "i" (member))#define size(string, size) \	__asm__("\n@@@" string "%0" : : "i" (sizeof(size)))#define linefeed text("")text("/* DO NOT TOUCH, AUTOGENERATED BY OFFSET.C */");linefeed;text("#ifndef _MIPS_OFFSET_H");text("#define _MIPS_OFFSET_H");linefeed;void output_ptreg_defines(void){	text("/* MIPS pt_regs offsets. */");	offset("#define PT_R0     ", struct pt_regs, regs[0]);	offset("#define PT_R1     ", struct pt_regs, regs[1]);	offset("#define PT_R2     ", struct pt_regs, regs[2]);	offset("#define PT_R3     ", struct pt_regs, regs[3]);	offset("#define PT_R4     ", struct pt_regs, regs[4]);	offset("#define PT_R5     ", struct pt_regs, regs[5]);	offset("#define PT_R6     ", struct pt_regs, regs[6]);	offset("#define PT_R7     ", struct pt_regs, regs[7]);	offset("#define PT_R8     ", struct pt_regs, regs[8]);	offset("#define PT_R9     ", struct pt_regs, regs[9]);	offset("#define PT_R10    ", struct pt_regs, regs[10]);	offset("#define PT_R11    ", struct pt_regs, regs[11]);	offset("#define PT_R12    ", struct pt_regs, regs[12]);	offset("#define PT_R13    ", struct pt_regs, regs[13]);	offset("#define PT_R14    ", struct pt_regs, regs[14]);	offset("#define PT_R15    ", struct pt_regs, regs[15]);	offset("#define PT_R16    ", struct pt_regs, regs[16]);	offset("#define PT_R17    ", struct pt_regs, regs[17]);	offset("#define PT_R18    ", struct pt_regs, regs[18]);	offset("#define PT_R19    ", struct pt_regs, regs[19]);	offset("#define PT_R20    ", struct pt_regs, regs[20]);	offset("#define PT_R21    ", struct pt_regs, regs[21]);	offset("#define PT_R22    ", struct pt_regs, regs[22]);	offset("#define PT_R23    ", struct pt_regs, regs[23]);	offset("#define PT_R24    ", struct pt_regs, regs[24]);	offset("#define PT_R25    ", struct pt_regs, regs[25]);	offset("#define PT_R26    ", struct pt_regs, regs[26]);	offset("#define PT_R27    ", struct pt_regs, regs[27]);	offset("#define PT_R28    ", struct pt_regs, regs[28]);	offset("#define PT_R29    ", struct pt_regs, regs[29]);	offset("#define PT_R30    ", struct pt_regs, regs[30]);	offset("#define PT_R31    ", struct pt_regs, regs[31]);	offset("#define PT_LO     ", struct pt_regs, lo);	offset("#define PT_HI     ", struct pt_regs, hi);	offset("#define PT_EPC    ", struct pt_regs, cp0_epc);	offset("#define PT_BVADDR ", struct pt_regs, cp0_badvaddr);	offset("#define PT_STATUS ", struct pt_regs, cp0_status);	offset("#define PT_CAUSE  ", struct pt_regs, cp0_cause);	size("#define PT_SIZE   ", struct pt_regs);	linefeed;}void output_task_defines(void){	text("/* MIPS task_struct offsets. */");	offset("#define TASK_STATE         ", struct task_struct, state);	offset("#define TASK_FLAGS         ", struct task_struct, flags);	constant("  #define _PT_TRACESYS        ", PT_TRACESYS);	offset("#define TASK_SIGPENDING    ", struct task_struct, sigpending);	offset("#define TASK_NEED_RESCHED  ", struct task_struct, need_resched);	offset("#define TASK_PTRACE        ", struct task_struct, ptrace);	offset("#define TASK_COUNTER       ", struct task_struct, counter);	offset("#define TASK_NICE          ", struct task_struct, nice);	offset("#define TASK_MM            ", struct task_struct, mm);	offset("#define TASK_PROCESSOR     ", struct task_struct, processor);	offset("#define TASK_PID           ", struct task_struct, pid);	size(  "#define TASK_STRUCT_SIZE   ", struct task_struct);	linefeed;}void output_thread_defines(void){	text("/* MIPS specific thread_struct offsets. */");	offset("#define THREAD_REG16   ", struct task_struct, thread.reg16);	offset("#define THREAD_REG17   ", struct task_struct, thread.reg17);	offset("#define THREAD_REG18   ", struct task_struct, thread.reg18);	offset("#define THREAD_REG19   ", struct task_struct, thread.reg19);	offset("#define THREAD_REG20   ", struct task_struct, thread.reg20);	offset("#define THREAD_REG21   ", struct task_struct, thread.reg21);	offset("#define THREAD_REG22   ", struct task_struct, thread.reg22);	offset("#define THREAD_REG23   ", struct task_struct, thread.reg23);	offset("#define THREAD_REG29   ", struct task_struct, thread.reg29);	offset("#define THREAD_REG30   ", struct task_struct, thread.reg30);	offset("#define THREAD_REG31   ", struct task_struct, thread.reg31);	offset("#define THREAD_STATUS  ", struct task_struct, \	       thread.cp0_status);	offset("#define THREAD_FPU     ", struct task_struct, thread.fpu);	offset("#define THREAD_BVADDR  ", struct task_struct, \	       thread.cp0_badvaddr);	offset("#define THREAD_BUADDR  ", struct task_struct, \	       thread.cp0_baduaddr);	offset("#define THREAD_ECODE   ", struct task_struct, \	       thread.error_code);	offset("#define THREAD_TRAPNO  ", struct task_struct, thread.trap_no);	offset("#define THREAD_MFLAGS  ", struct task_struct, thread.mflags);	offset("#define THREAD_CURDS   ", struct task_struct, \	       thread.current_ds);	offset("#define THREAD_TRAMP   ", struct task_struct, \	       thread.irix_trampoline);	offset("#define THREAD_OLDCTX  ", struct task_struct, \	       thread.irix_oldctx);	linefeed;}void output_mm_defines(void){	text("/* Linux mm_struct offsets. */");	offset("#define MM_USERS      ", struct mm_struct, mm_users);	offset("#define MM_PGD        ", struct mm_struct, pgd);	offset("#define MM_CONTEXT    ", struct mm_struct, context);	linefeed;	constant("#define _PAGE_SIZE     ", PAGE_SIZE);	constant("#define _PGD_ORDER     ", PGD_ORDER);	constant("#define _PGDIR_SHIFT   ", PGDIR_SHIFT);	linefeed;}void output_sc_defines(void){	text("/* Linux sigcontext offsets. */");	offset("#define SC_REGS       ", struct sigcontext, sc_regs);	offset("#define SC_FPREGS     ", struct sigcontext, sc_fpregs);	offset("#define SC_MDHI       ", struct sigcontext, sc_mdhi);	offset("#define SC_MDLO       ", struct sigcontext, sc_mdlo);	offset("#define SC_PC         ", struct sigcontext, sc_pc);	offset("#define SC_STATUS     ", struct sigcontext, sc_status);	offset("#define SC_OWNEDFP    ", struct sigcontext, sc_ownedfp);	offset("#define SC_FPC_CSR    ", struct sigcontext, sc_fpc_csr);	offset("#define SC_FPC_EIR    ", struct sigcontext, sc_fpc_eir);	offset("#define SC_CAUSE      ", struct sigcontext, sc_cause);	offset("#define SC_BADVADDR   ", struct sigcontext, sc_badvaddr);	linefeed;}void output_signal_defined(void){	text("/* Linux signal numbers. */");	constant("#define _SIGHUP     ", SIGHUP);	constant("#define _SIGINT     ", SIGINT);	constant("#define _SIGQUIT    ", SIGQUIT);	constant("#define _SIGILL     ", SIGILL);	constant("#define _SIGTRAP    ", SIGTRAP);	constant("#define _SIGIOT     ", SIGIOT);	constant("#define _SIGABRT    ", SIGABRT);	constant("#define _SIGEMT     ", SIGEMT);	constant("#define _SIGFPE     ", SIGFPE);	constant("#define _SIGKILL    ", SIGKILL);	constant("#define _SIGBUS     ", SIGBUS);	constant("#define _SIGSEGV    ", SIGSEGV);	constant("#define _SIGSYS     ", SIGSYS);	constant("#define _SIGPIPE    ", SIGPIPE);	constant("#define _SIGALRM    ", SIGALRM);	constant("#define _SIGTERM    ", SIGTERM);	constant("#define _SIGUSR1    ", SIGUSR1);	constant("#define _SIGUSR2    ", SIGUSR2);	constant("#define _SIGCHLD    ", SIGCHLD);	constant("#define _SIGPWR     ", SIGPWR);	constant("#define _SIGWINCH   ", SIGWINCH);	constant("#define _SIGURG     ", SIGURG);	constant("#define _SIGIO      ", SIGIO);	constant("#define _SIGSTOP    ", SIGSTOP);	constant("#define _SIGTSTP    ", SIGTSTP);	constant("#define _SIGCONT    ", SIGCONT);	constant("#define _SIGTTIN    ", SIGTTIN);	constant("#define _SIGTTOU    ", SIGTTOU);	constant("#define _SIGVTALRM  ", SIGVTALRM);	constant("#define _SIGPROF    ", SIGPROF);	constant("#define _SIGXCPU    ", SIGXCPU);	constant("#define _SIGXFSZ    ", SIGXFSZ);}text("#endif /* !(_MIPS_OFFSET_H) */");