194 lines
9.0 KiB
C
194 lines
9.0 KiB
C
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/*
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* This program is used to generate definitions needed by
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* assembly language modules.
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*
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* We use the technique used in the OSF Mach kernel code:
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* generate asm statements containing #defines,
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* compile this file to assembler, and then extract the
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* #defines from the assembly-language output.
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version
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* 2 of the License, or (at your option) any later version.
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*/
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#include <linux/config.h>
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#include <linux/signal.h>
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#include <linux/sched.h>
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#include <linux/kernel.h>
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#include <linux/errno.h>
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#include <linux/string.h>
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#include <linux/types.h>
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#include <linux/mman.h>
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#include <linux/mm.h>
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#include <linux/time.h>
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#include <linux/hardirq.h>
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#include <asm/io.h>
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#include <asm/page.h>
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#include <asm/pgtable.h>
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#include <asm/processor.h>
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#include <asm/paca.h>
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#include <asm/lppaca.h>
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#include <asm/iSeries/ItLpQueue.h>
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#include <asm/iSeries/HvLpEvent.h>
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#include <asm/rtas.h>
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#include <asm/cputable.h>
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#include <asm/cache.h>
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#include <asm/systemcfg.h>
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#include <asm/compat.h>
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#define DEFINE(sym, val) \
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asm volatile("\n->" #sym " %0 " #val : : "i" (val))
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#define BLANK() asm volatile("\n->" : : )
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int main(void)
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{
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/* thread struct on stack */
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DEFINE(THREAD_SHIFT, THREAD_SHIFT);
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DEFINE(THREAD_SIZE, THREAD_SIZE);
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DEFINE(TI_FLAGS, offsetof(struct thread_info, flags));
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DEFINE(TI_PREEMPT, offsetof(struct thread_info, preempt_count));
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DEFINE(TI_SC_NOERR, offsetof(struct thread_info, syscall_noerror));
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/* task_struct->thread */
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DEFINE(THREAD, offsetof(struct task_struct, thread));
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DEFINE(PT_REGS, offsetof(struct thread_struct, regs));
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DEFINE(THREAD_FPEXC_MODE, offsetof(struct thread_struct, fpexc_mode));
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DEFINE(THREAD_FPR0, offsetof(struct thread_struct, fpr[0]));
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DEFINE(THREAD_FPSCR, offsetof(struct thread_struct, fpscr));
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DEFINE(KSP, offsetof(struct thread_struct, ksp));
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DEFINE(KSP_VSID, offsetof(struct thread_struct, ksp_vsid));
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#ifdef CONFIG_ALTIVEC
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DEFINE(THREAD_VR0, offsetof(struct thread_struct, vr[0]));
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DEFINE(THREAD_VRSAVE, offsetof(struct thread_struct, vrsave));
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DEFINE(THREAD_VSCR, offsetof(struct thread_struct, vscr));
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DEFINE(THREAD_USED_VR, offsetof(struct thread_struct, used_vr));
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#endif /* CONFIG_ALTIVEC */
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DEFINE(MM, offsetof(struct task_struct, mm));
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DEFINE(DCACHEL1LINESIZE, offsetof(struct ppc64_caches, dline_size));
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DEFINE(DCACHEL1LOGLINESIZE, offsetof(struct ppc64_caches, log_dline_size));
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DEFINE(DCACHEL1LINESPERPAGE, offsetof(struct ppc64_caches, dlines_per_page));
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DEFINE(ICACHEL1LINESIZE, offsetof(struct ppc64_caches, iline_size));
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DEFINE(ICACHEL1LOGLINESIZE, offsetof(struct ppc64_caches, log_iline_size));
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DEFINE(ICACHEL1LINESPERPAGE, offsetof(struct ppc64_caches, ilines_per_page));
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DEFINE(PLATFORM, offsetof(struct systemcfg, platform));
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/* paca */
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DEFINE(PACA_SIZE, sizeof(struct paca_struct));
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DEFINE(PACAPACAINDEX, offsetof(struct paca_struct, paca_index));
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DEFINE(PACAPROCSTART, offsetof(struct paca_struct, cpu_start));
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DEFINE(PACAKSAVE, offsetof(struct paca_struct, kstack));
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DEFINE(PACACURRENT, offsetof(struct paca_struct, __current));
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DEFINE(PACASAVEDMSR, offsetof(struct paca_struct, saved_msr));
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DEFINE(PACASTABREAL, offsetof(struct paca_struct, stab_real));
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DEFINE(PACASTABVIRT, offsetof(struct paca_struct, stab_addr));
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DEFINE(PACASTABRR, offsetof(struct paca_struct, stab_rr));
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DEFINE(PACAR1, offsetof(struct paca_struct, saved_r1));
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DEFINE(PACATOC, offsetof(struct paca_struct, kernel_toc));
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DEFINE(PACAPROCENABLED, offsetof(struct paca_struct, proc_enabled));
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DEFINE(PACASLBCACHE, offsetof(struct paca_struct, slb_cache));
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DEFINE(PACASLBCACHEPTR, offsetof(struct paca_struct, slb_cache_ptr));
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DEFINE(PACACONTEXTID, offsetof(struct paca_struct, context.id));
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#ifdef CONFIG_HUGETLB_PAGE
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DEFINE(PACAHTLBSEGS, offsetof(struct paca_struct, context.htlb_segs));
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#endif /* CONFIG_HUGETLB_PAGE */
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DEFINE(PACADEFAULTDECR, offsetof(struct paca_struct, default_decr));
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DEFINE(PACA_EXGEN, offsetof(struct paca_struct, exgen));
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DEFINE(PACA_EXMC, offsetof(struct paca_struct, exmc));
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DEFINE(PACA_EXSLB, offsetof(struct paca_struct, exslb));
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DEFINE(PACA_EXDSI, offsetof(struct paca_struct, exdsi));
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DEFINE(PACAEMERGSP, offsetof(struct paca_struct, emergency_sp));
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DEFINE(PACALPPACA, offsetof(struct paca_struct, lppaca));
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DEFINE(PACAHWCPUID, offsetof(struct paca_struct, hw_cpu_id));
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DEFINE(LPPACASRR0, offsetof(struct lppaca, saved_srr0));
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DEFINE(LPPACASRR1, offsetof(struct lppaca, saved_srr1));
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DEFINE(LPPACAANYINT, offsetof(struct lppaca, int_dword.any_int));
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DEFINE(LPPACADECRINT, offsetof(struct lppaca, int_dword.fields.decr_int));
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/* RTAS */
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DEFINE(RTASBASE, offsetof(struct rtas_t, base));
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DEFINE(RTASENTRY, offsetof(struct rtas_t, entry));
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/* Interrupt register frame */
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DEFINE(STACK_FRAME_OVERHEAD, STACK_FRAME_OVERHEAD);
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DEFINE(SWITCH_FRAME_SIZE, STACK_FRAME_OVERHEAD + sizeof(struct pt_regs));
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/* 288 = # of volatile regs, int & fp, for leaf routines */
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/* which do not stack a frame. See the PPC64 ABI. */
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DEFINE(INT_FRAME_SIZE, STACK_FRAME_OVERHEAD + sizeof(struct pt_regs) + 288);
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/* Create extra stack space for SRR0 and SRR1 when calling prom/rtas. */
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DEFINE(PROM_FRAME_SIZE, STACK_FRAME_OVERHEAD + sizeof(struct pt_regs) + 16);
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DEFINE(RTAS_FRAME_SIZE, STACK_FRAME_OVERHEAD + sizeof(struct pt_regs) + 16);
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DEFINE(GPR0, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[0]));
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DEFINE(GPR1, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[1]));
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DEFINE(GPR2, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[2]));
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DEFINE(GPR3, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[3]));
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DEFINE(GPR4, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[4]));
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DEFINE(GPR5, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[5]));
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DEFINE(GPR6, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[6]));
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DEFINE(GPR7, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[7]));
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DEFINE(GPR8, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[8]));
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DEFINE(GPR9, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[9]));
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DEFINE(GPR10, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[10]));
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DEFINE(GPR11, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[11]));
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DEFINE(GPR12, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[12]));
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DEFINE(GPR13, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, gpr[13]));
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/*
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* Note: these symbols include _ because they overlap with special
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* register names
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*/
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DEFINE(_NIP, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, nip));
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DEFINE(_MSR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, msr));
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DEFINE(_CTR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, ctr));
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DEFINE(_LINK, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, link));
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DEFINE(_CCR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, ccr));
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DEFINE(_XER, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, xer));
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DEFINE(_DAR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, dar));
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DEFINE(_DSISR, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, dsisr));
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DEFINE(ORIG_GPR3, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, orig_gpr3));
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DEFINE(RESULT, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, result));
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DEFINE(_TRAP, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, trap));
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DEFINE(SOFTE, STACK_FRAME_OVERHEAD+offsetof(struct pt_regs, softe));
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/* These _only_ to be used with {PROM,RTAS}_FRAME_SIZE!!! */
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DEFINE(_SRR0, STACK_FRAME_OVERHEAD+sizeof(struct pt_regs));
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DEFINE(_SRR1, STACK_FRAME_OVERHEAD+sizeof(struct pt_regs)+8);
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DEFINE(CLONE_VM, CLONE_VM);
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DEFINE(CLONE_UNTRACED, CLONE_UNTRACED);
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/* About the CPU features table */
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DEFINE(CPU_SPEC_ENTRY_SIZE, sizeof(struct cpu_spec));
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DEFINE(CPU_SPEC_PVR_MASK, offsetof(struct cpu_spec, pvr_mask));
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DEFINE(CPU_SPEC_PVR_VALUE, offsetof(struct cpu_spec, pvr_value));
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DEFINE(CPU_SPEC_FEATURES, offsetof(struct cpu_spec, cpu_features));
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DEFINE(CPU_SPEC_SETUP, offsetof(struct cpu_spec, cpu_setup));
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/* systemcfg offsets for use by vdso */
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DEFINE(CFG_TB_ORIG_STAMP, offsetof(struct systemcfg, tb_orig_stamp));
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DEFINE(CFG_TB_TICKS_PER_SEC, offsetof(struct systemcfg, tb_ticks_per_sec));
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DEFINE(CFG_TB_TO_XS, offsetof(struct systemcfg, tb_to_xs));
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DEFINE(CFG_STAMP_XSEC, offsetof(struct systemcfg, stamp_xsec));
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DEFINE(CFG_TB_UPDATE_COUNT, offsetof(struct systemcfg, tb_update_count));
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DEFINE(CFG_TZ_MINUTEWEST, offsetof(struct systemcfg, tz_minuteswest));
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DEFINE(CFG_TZ_DSTTIME, offsetof(struct systemcfg, tz_dsttime));
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DEFINE(CFG_SYSCALL_MAP32, offsetof(struct systemcfg, syscall_map_32));
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DEFINE(CFG_SYSCALL_MAP64, offsetof(struct systemcfg, syscall_map_64));
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/* timeval/timezone offsets for use by vdso */
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DEFINE(TVAL64_TV_SEC, offsetof(struct timeval, tv_sec));
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DEFINE(TVAL64_TV_USEC, offsetof(struct timeval, tv_usec));
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DEFINE(TVAL32_TV_SEC, offsetof(struct compat_timeval, tv_sec));
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DEFINE(TVAL32_TV_USEC, offsetof(struct compat_timeval, tv_usec));
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DEFINE(TZONE_TZ_MINWEST, offsetof(struct timezone, tz_minuteswest));
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DEFINE(TZONE_TZ_DSTTIME, offsetof(struct timezone, tz_dsttime));
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return 0;
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}
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