offset.c
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上传日期:2013-04-10
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文件大小:19k
- /* $Id: offset.c,v 1.2 2000/01/31 13:42:59 jsm Exp $
- *
- * offset.c: Calculate pt_regs and task_struct offsets.
- *
- * Copyright (C) 1996 David S. Miller
- * Made portable by Ralf Baechle
- * Adapted to parisc by Philipp Rumpf, (C) 1999 SuSE GmbH Nuernberg */
- #include <linux/types.h>
- #include <linux/sched.h>
- #include <linux/version.h>
- #include <asm/ptrace.h>
- #include <asm/processor.h>
- #include <asm/hardirq.h>
- #include <asm/pdc.h>
- #ifdef __LP64__
- #define FRAME_SIZE 128
- #else
- #define FRAME_SIZE 64
- #endif
- #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 size(string, size)
- __asm__("n@@@" string "%0" : : "i" (sizeof(size)))
- #define align(x,y) (((x)+FRAME_SIZE+(y)-1)-(((x)+(y)-1)%(y)))
- #define size_align(string, size, algn)
- __asm__("n@@@" string "%0" : : "i"
- align(sizeof(size),algn))
- #define linefeed text("")
- text("/* DO NOT TOUCH, AUTOGENERATED BY OFFSET.C */");
- linefeed;
- text("#ifndef _PARISC_OFFSET_H");
- text("#define _PARISC_OFFSET_H");
- linefeed;
- #ifdef __LP64__
- text("#ifndef __LP64__");
- text("#error offset.h was generated for 64-bit build; did you do 'make dep'?");
- #else
- text("#ifdef __LP64__");
- text("#error offset.h was generated for 32-bit build; did you do 'make dep'?");
- #endif
- text("#endif");
- linefeed;
- void output_task_ptreg_defines(void)
- {
- text("/* PA-RISC task pt_regs offsets. */");
- offset("#define TASK_REGS ", struct task_struct, thread.regs);
- offset("#define TASK_PT_PSW ", struct task_struct, thread.regs.gr[ 0]);
- offset("#define TASK_PT_GR1 ", struct task_struct, thread.regs.gr[ 1]);
- offset("#define TASK_PT_GR2 ", struct task_struct, thread.regs.gr[ 2]);
- offset("#define TASK_PT_GR3 ", struct task_struct, thread.regs.gr[ 3]);
- offset("#define TASK_PT_GR4 ", struct task_struct, thread.regs.gr[ 4]);
- offset("#define TASK_PT_GR5 ", struct task_struct, thread.regs.gr[ 5]);
- offset("#define TASK_PT_GR6 ", struct task_struct, thread.regs.gr[ 6]);
- offset("#define TASK_PT_GR7 ", struct task_struct, thread.regs.gr[ 7]);
- offset("#define TASK_PT_GR8 ", struct task_struct, thread.regs.gr[ 8]);
- offset("#define TASK_PT_GR9 ", struct task_struct, thread.regs.gr[ 9]);
- offset("#define TASK_PT_GR10 ", struct task_struct, thread.regs.gr[10]);
- offset("#define TASK_PT_GR11 ", struct task_struct, thread.regs.gr[11]);
- offset("#define TASK_PT_GR12 ", struct task_struct, thread.regs.gr[12]);
- offset("#define TASK_PT_GR13 ", struct task_struct, thread.regs.gr[13]);
- offset("#define TASK_PT_GR14 ", struct task_struct, thread.regs.gr[14]);
- offset("#define TASK_PT_GR15 ", struct task_struct, thread.regs.gr[15]);
- offset("#define TASK_PT_GR16 ", struct task_struct, thread.regs.gr[16]);
- offset("#define TASK_PT_GR17 ", struct task_struct, thread.regs.gr[17]);
- offset("#define TASK_PT_GR18 ", struct task_struct, thread.regs.gr[18]);
- offset("#define TASK_PT_GR19 ", struct task_struct, thread.regs.gr[19]);
- offset("#define TASK_PT_GR20 ", struct task_struct, thread.regs.gr[20]);
- offset("#define TASK_PT_GR21 ", struct task_struct, thread.regs.gr[21]);
- offset("#define TASK_PT_GR22 ", struct task_struct, thread.regs.gr[22]);
- offset("#define TASK_PT_GR23 ", struct task_struct, thread.regs.gr[23]);
- offset("#define TASK_PT_GR24 ", struct task_struct, thread.regs.gr[24]);
- offset("#define TASK_PT_GR25 ", struct task_struct, thread.regs.gr[25]);
- offset("#define TASK_PT_GR26 ", struct task_struct, thread.regs.gr[26]);
- offset("#define TASK_PT_GR27 ", struct task_struct, thread.regs.gr[27]);
- offset("#define TASK_PT_GR28 ", struct task_struct, thread.regs.gr[28]);
- offset("#define TASK_PT_GR29 ", struct task_struct, thread.regs.gr[29]);
- offset("#define TASK_PT_GR30 ", struct task_struct, thread.regs.gr[30]);
- offset("#define TASK_PT_GR31 ", struct task_struct, thread.regs.gr[31]);
- offset("#define TASK_PT_FR0 ", struct task_struct, thread.regs.fr[ 0]);
- offset("#define TASK_PT_FR1 ", struct task_struct, thread.regs.fr[ 1]);
- offset("#define TASK_PT_FR2 ", struct task_struct, thread.regs.fr[ 2]);
- offset("#define TASK_PT_FR3 ", struct task_struct, thread.regs.fr[ 3]);
- offset("#define TASK_PT_FR4 ", struct task_struct, thread.regs.fr[ 4]);
- offset("#define TASK_PT_FR5 ", struct task_struct, thread.regs.fr[ 5]);
- offset("#define TASK_PT_FR6 ", struct task_struct, thread.regs.fr[ 6]);
- offset("#define TASK_PT_FR7 ", struct task_struct, thread.regs.fr[ 7]);
- offset("#define TASK_PT_FR8 ", struct task_struct, thread.regs.fr[ 8]);
- offset("#define TASK_PT_FR9 ", struct task_struct, thread.regs.fr[ 9]);
- offset("#define TASK_PT_FR10 ", struct task_struct, thread.regs.fr[10]);
- offset("#define TASK_PT_FR11 ", struct task_struct, thread.regs.fr[11]);
- offset("#define TASK_PT_FR12 ", struct task_struct, thread.regs.fr[12]);
- offset("#define TASK_PT_FR13 ", struct task_struct, thread.regs.fr[13]);
- offset("#define TASK_PT_FR14 ", struct task_struct, thread.regs.fr[14]);
- offset("#define TASK_PT_FR15 ", struct task_struct, thread.regs.fr[15]);
- offset("#define TASK_PT_FR16 ", struct task_struct, thread.regs.fr[16]);
- offset("#define TASK_PT_FR17 ", struct task_struct, thread.regs.fr[17]);
- offset("#define TASK_PT_FR18 ", struct task_struct, thread.regs.fr[18]);
- offset("#define TASK_PT_FR19 ", struct task_struct, thread.regs.fr[19]);
- offset("#define TASK_PT_FR20 ", struct task_struct, thread.regs.fr[20]);
- offset("#define TASK_PT_FR21 ", struct task_struct, thread.regs.fr[21]);
- offset("#define TASK_PT_FR22 ", struct task_struct, thread.regs.fr[22]);
- offset("#define TASK_PT_FR23 ", struct task_struct, thread.regs.fr[23]);
- offset("#define TASK_PT_FR24 ", struct task_struct, thread.regs.fr[24]);
- offset("#define TASK_PT_FR25 ", struct task_struct, thread.regs.fr[25]);
- offset("#define TASK_PT_FR26 ", struct task_struct, thread.regs.fr[26]);
- offset("#define TASK_PT_FR27 ", struct task_struct, thread.regs.fr[27]);
- offset("#define TASK_PT_FR28 ", struct task_struct, thread.regs.fr[28]);
- offset("#define TASK_PT_FR29 ", struct task_struct, thread.regs.fr[29]);
- offset("#define TASK_PT_FR30 ", struct task_struct, thread.regs.fr[30]);
- offset("#define TASK_PT_FR31 ", struct task_struct, thread.regs.fr[31]);
- offset("#define TASK_PT_SR0 ", struct task_struct, thread.regs.sr[ 0]);
- offset("#define TASK_PT_SR1 ", struct task_struct, thread.regs.sr[ 1]);
- offset("#define TASK_PT_SR2 ", struct task_struct, thread.regs.sr[ 2]);
- offset("#define TASK_PT_SR3 ", struct task_struct, thread.regs.sr[ 3]);
- offset("#define TASK_PT_SR4 ", struct task_struct, thread.regs.sr[ 4]);
- offset("#define TASK_PT_SR5 ", struct task_struct, thread.regs.sr[ 5]);
- offset("#define TASK_PT_SR6 ", struct task_struct, thread.regs.sr[ 6]);
- offset("#define TASK_PT_SR7 ", struct task_struct, thread.regs.sr[ 7]);
- offset("#define TASK_PT_IASQ0 ", struct task_struct, thread.regs.iasq[0]);
- offset("#define TASK_PT_IASQ1 ", struct task_struct, thread.regs.iasq[1]);
- offset("#define TASK_PT_IAOQ0 ", struct task_struct, thread.regs.iaoq[0]);
- offset("#define TASK_PT_IAOQ1 ", struct task_struct, thread.regs.iaoq[1]);
- offset("#define TASK_PT_CR27 ", struct task_struct, thread.regs.cr27);
- offset("#define TASK_PT_ORIG_R28 ", struct task_struct, thread.regs.orig_r28);
- offset("#define TASK_PT_KSP ", struct task_struct, thread.regs.ksp);
- offset("#define TASK_PT_KPC ", struct task_struct, thread.regs.kpc);
- offset("#define TASK_PT_SAR ", struct task_struct, thread.regs.sar);
- offset("#define TASK_PT_IIR ", struct task_struct, thread.regs.iir);
- offset("#define TASK_PT_ISR ", struct task_struct, thread.regs.isr);
- offset("#define TASK_PT_IOR ", struct task_struct, thread.regs.ior);
- size("#define TASK_SZ ", struct task_struct);
- size_align("#define TASK_SZ_ALGN ", struct task_struct, 64);
- linefeed;
- }
- void output_ptreg_defines(void)
- {
- text("/* PA-RISC pt_regs offsets. */");
- offset("#define PT_PSW ", struct pt_regs, gr[ 0]);
- offset("#define PT_GR1 ", struct pt_regs, gr[ 1]);
- offset("#define PT_GR2 ", struct pt_regs, gr[ 2]);
- offset("#define PT_GR3 ", struct pt_regs, gr[ 3]);
- offset("#define PT_GR4 ", struct pt_regs, gr[ 4]);
- offset("#define PT_GR5 ", struct pt_regs, gr[ 5]);
- offset("#define PT_GR6 ", struct pt_regs, gr[ 6]);
- offset("#define PT_GR7 ", struct pt_regs, gr[ 7]);
- offset("#define PT_GR8 ", struct pt_regs, gr[ 8]);
- offset("#define PT_GR9 ", struct pt_regs, gr[ 9]);
- offset("#define PT_GR10 ", struct pt_regs, gr[10]);
- offset("#define PT_GR11 ", struct pt_regs, gr[11]);
- offset("#define PT_GR12 ", struct pt_regs, gr[12]);
- offset("#define PT_GR13 ", struct pt_regs, gr[13]);
- offset("#define PT_GR14 ", struct pt_regs, gr[14]);
- offset("#define PT_GR15 ", struct pt_regs, gr[15]);
- offset("#define PT_GR16 ", struct pt_regs, gr[16]);
- offset("#define PT_GR17 ", struct pt_regs, gr[17]);
- offset("#define PT_GR18 ", struct pt_regs, gr[18]);
- offset("#define PT_GR19 ", struct pt_regs, gr[19]);
- offset("#define PT_GR20 ", struct pt_regs, gr[20]);
- offset("#define PT_GR21 ", struct pt_regs, gr[21]);
- offset("#define PT_GR22 ", struct pt_regs, gr[22]);
- offset("#define PT_GR23 ", struct pt_regs, gr[23]);
- offset("#define PT_GR24 ", struct pt_regs, gr[24]);
- offset("#define PT_GR25 ", struct pt_regs, gr[25]);
- offset("#define PT_GR26 ", struct pt_regs, gr[26]);
- offset("#define PT_GR27 ", struct pt_regs, gr[27]);
- offset("#define PT_GR28 ", struct pt_regs, gr[28]);
- offset("#define PT_GR29 ", struct pt_regs, gr[29]);
- offset("#define PT_GR30 ", struct pt_regs, gr[30]);
- offset("#define PT_GR31 ", struct pt_regs, gr[31]);
- offset("#define PT_FR0 ", struct pt_regs, fr[ 0]);
- offset("#define PT_FR1 ", struct pt_regs, fr[ 1]);
- offset("#define PT_FR2 ", struct pt_regs, fr[ 2]);
- offset("#define PT_FR3 ", struct pt_regs, fr[ 3]);
- offset("#define PT_FR4 ", struct pt_regs, fr[ 4]);
- offset("#define PT_FR5 ", struct pt_regs, fr[ 5]);
- offset("#define PT_FR6 ", struct pt_regs, fr[ 6]);
- offset("#define PT_FR7 ", struct pt_regs, fr[ 7]);
- offset("#define PT_FR8 ", struct pt_regs, fr[ 8]);
- offset("#define PT_FR9 ", struct pt_regs, fr[ 9]);
- offset("#define PT_FR10 ", struct pt_regs, fr[10]);
- offset("#define PT_FR11 ", struct pt_regs, fr[11]);
- offset("#define PT_FR12 ", struct pt_regs, fr[12]);
- offset("#define PT_FR13 ", struct pt_regs, fr[13]);
- offset("#define PT_FR14 ", struct pt_regs, fr[14]);
- offset("#define PT_FR15 ", struct pt_regs, fr[15]);
- offset("#define PT_FR16 ", struct pt_regs, fr[16]);
- offset("#define PT_FR17 ", struct pt_regs, fr[17]);
- offset("#define PT_FR18 ", struct pt_regs, fr[18]);
- offset("#define PT_FR19 ", struct pt_regs, fr[19]);
- offset("#define PT_FR20 ", struct pt_regs, fr[20]);
- offset("#define PT_FR21 ", struct pt_regs, fr[21]);
- offset("#define PT_FR22 ", struct pt_regs, fr[22]);
- offset("#define PT_FR23 ", struct pt_regs, fr[23]);
- offset("#define PT_FR24 ", struct pt_regs, fr[24]);
- offset("#define PT_FR25 ", struct pt_regs, fr[25]);
- offset("#define PT_FR26 ", struct pt_regs, fr[26]);
- offset("#define PT_FR27 ", struct pt_regs, fr[27]);
- offset("#define PT_FR28 ", struct pt_regs, fr[28]);
- offset("#define PT_FR29 ", struct pt_regs, fr[29]);
- offset("#define PT_FR30 ", struct pt_regs, fr[30]);
- offset("#define PT_FR31 ", struct pt_regs, fr[31]);
- offset("#define PT_SR0 ", struct pt_regs, sr[ 0]);
- offset("#define PT_SR1 ", struct pt_regs, sr[ 1]);
- offset("#define PT_SR2 ", struct pt_regs, sr[ 2]);
- offset("#define PT_SR3 ", struct pt_regs, sr[ 3]);
- offset("#define PT_SR4 ", struct pt_regs, sr[ 4]);
- offset("#define PT_SR5 ", struct pt_regs, sr[ 5]);
- offset("#define PT_SR6 ", struct pt_regs, sr[ 6]);
- offset("#define PT_SR7 ", struct pt_regs, sr[ 7]);
- offset("#define PT_IASQ0 ", struct pt_regs, iasq[0]);
- offset("#define PT_IASQ1 ", struct pt_regs, iasq[1]);
- offset("#define PT_IAOQ0 ", struct pt_regs, iaoq[0]);
- offset("#define PT_IAOQ1 ", struct pt_regs, iaoq[1]);
- offset("#define PT_CR27 ", struct pt_regs, cr27);
- offset("#define PT_ORIG_R28 ", struct pt_regs, orig_r28);
- offset("#define PT_KSP ", struct pt_regs, ksp);
- offset("#define PT_KPC ", struct pt_regs, kpc);
- offset("#define PT_SAR ", struct pt_regs, sar);
- offset("#define PT_IIR ", struct pt_regs, iir);
- offset("#define PT_ISR ", struct pt_regs, isr);
- offset("#define PT_IOR ", struct pt_regs, ior);
- size("#define PT_SIZE ", struct pt_regs);
- size_align("#define PT_SZ_ALGN ", struct pt_regs, 64);
- linefeed;
- }
- void output_task_defines(void)
- {
- text("/* PARISC task_struct offsets. */");
- offset("#define TASK_STATE ", struct task_struct, state);
- offset("#define TASK_FLAGS ", struct task_struct, flags);
- offset("#define TASK_SIGPENDING ", struct task_struct, sigpending);
- offset("#define TASK_SEGMENT ", struct task_struct, addr_limit);
- offset("#define TASK_NEED_RESCHED ", struct task_struct, need_resched);
- offset("#define TASK_COUNTER ", struct task_struct, counter);
- offset("#define TASK_PTRACE ", struct task_struct, ptrace);
- 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_PERSONALITY ", struct task_struct, personality);
- size ("#define TASK_SZ ", struct task_struct);
- size_align("#define TASK_SZ_ALGN ", struct task_struct, 64);
- linefeed;
- }
- void output_irq_stat_defines(void)
- {
- text("/* PARISC irq_cpustat_t offsets. */");
- offset("#define IRQSTAT_SIRQ_PEND ", irq_cpustat_t, __softirq_pending);
- size ("#define IRQSTAT_SZ ", irq_cpustat_t);
- linefeed;
- }
- void output_cache_info_defines(void)
- {
- text("/* PARISC pdc_cache_info offsets. */");
- offset("#define ICACHE_BASE ", struct pdc_cache_info, ic_base);
- offset("#define ICACHE_STRIDE ", struct pdc_cache_info, ic_stride);
- offset("#define ICACHE_COUNT ", struct pdc_cache_info, ic_count);
- offset("#define ICACHE_LOOP ", struct pdc_cache_info, ic_loop);
- offset("#define DCACHE_BASE ", struct pdc_cache_info, dc_base);
- offset("#define DCACHE_STRIDE ", struct pdc_cache_info, dc_stride);
- offset("#define DCACHE_COUNT ", struct pdc_cache_info, dc_count);
- offset("#define DCACHE_LOOP ", struct pdc_cache_info, dc_loop);
- offset("#define ITLB_SID_BASE ", struct pdc_cache_info, it_sp_base);
- offset("#define ITLB_SID_STRIDE ", struct pdc_cache_info, it_sp_stride);
- offset("#define ITLB_SID_COUNT ", struct pdc_cache_info, it_sp_count);
- offset("#define ITLB_OFF_BASE ", struct pdc_cache_info, it_off_base);
- offset("#define ITLB_OFF_STRIDE ", struct pdc_cache_info, it_off_stride);
- offset("#define ITLB_OFF_COUNT ", struct pdc_cache_info, it_off_count);
- offset("#define ITLB_LOOP ", struct pdc_cache_info, it_loop);
- offset("#define DTLB_SID_BASE ", struct pdc_cache_info, dt_sp_base);
- offset("#define DTLB_SID_STRIDE ", struct pdc_cache_info, dt_sp_stride);
- offset("#define DTLB_SID_COUNT ", struct pdc_cache_info, dt_sp_count);
- offset("#define DTLB_OFF_BASE ", struct pdc_cache_info, dt_off_base);
- offset("#define DTLB_OFF_STRIDE ", struct pdc_cache_info, dt_off_stride);
- offset("#define DTLB_OFF_COUNT ", struct pdc_cache_info, dt_off_count);
- offset("#define DTLB_LOOP ", struct pdc_cache_info, dt_loop);
- linefeed;
- }
- #ifdef PRUMPF_HAD_MORE_TIME
- void output_thread_defines(void)
- {
- text("/* PARISC 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_PGDIR ", struct task_struct, thread.pg_dir);
- 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_COUNT ", struct mm_struct, count);
- offset("#define MM_PGD ", struct mm_struct, pgd);
- offset("#define MM_CONTEXT ", struct mm_struct, context);
- linefeed;
- }
- void output_sc_defines(void)
- {
- text("/* Linux sigcontext offsets. */");
- offset("#define SC_REGMASK ", struct sigcontext, sc_regmask);
- offset("#define SC_STATUS ", struct sigcontext, sc_status);
- offset("#define SC_PC ", struct sigcontext, sc_pc);
- offset("#define SC_REGS ", struct sigcontext, sc_regs);
- offset("#define SC_FPREGS ", struct sigcontext, sc_fpregs);
- 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_SSFLAGS ", struct sigcontext, sc_ssflags);
- offset("#define SC_MDHI ", struct sigcontext, sc_mdhi);
- offset("#define SC_MDLO ", struct sigcontext, sc_mdlo);
- offset("#define SC_CAUSE ", struct sigcontext, sc_cause);
- offset("#define SC_BADVADDR ", struct sigcontext, sc_badvaddr);
- offset("#define SC_SIGSET ", struct sigcontext, sc_sigset);
- linefeed;
- }
- #endif
- text("#endif /* !(_PARISC_OFFSET_H) */");