genassym.cf revision 1.87
1# $NetBSD: genassym.cf,v 1.87 2010/04/28 19:17:03 dyoung Exp $ 2 3# 4# Copyright (c) 1998, 2006, 2007, 2008 The NetBSD Foundation, Inc. 5# All rights reserved. 6# 7# This code is derived from software contributed to The NetBSD Foundation 8# by Charles M. Hannum, and by Andrew Doran. 9# 10# Redistribution and use in source and binary forms, with or without 11# modification, are permitted provided that the following conditions 12# are met: 13# 1. Redistributions of source code must retain the above copyright 14# notice, this list of conditions and the following disclaimer. 15# 2. Redistributions in binary form must reproduce the above copyright 16# notice, this list of conditions and the following disclaimer in the 17# documentation and/or other materials provided with the distribution. 18# 19# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22# PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29# POSSIBILITY OF SUCH DAMAGE. 30# 31 32# 33# Copyright (c) 1982, 1990 The Regents of the University of California. 34# All rights reserved. 35# 36# This code is derived from software contributed to Berkeley by 37# William Jolitz. 38# 39# Redistribution and use in source and binary forms, with or without 40# modification, are permitted provided that the following conditions 41# are met: 42# 1. Redistributions of source code must retain the above copyright 43# notice, this list of conditions and the following disclaimer. 44# 2. Redistributions in binary form must reproduce the above copyright 45# notice, this list of conditions and the following disclaimer in the 46# documentation and/or other materials provided with the distribution. 47# 3. Neither the name of the University nor the names of its contributors 48# may be used to endorse or promote products derived from this software 49# without specific prior written permission. 50# 51# THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 52# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 53# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 54# ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 55# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 56# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 57# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 58# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 59# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 60# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 61# SUCH DAMAGE. 62# 63# @(#)genassym.c 5.11 (Berkeley) 5/10/91 64# 65 66if defined(_KERNEL_OPT) 67include "opt_compat_svr4.h" 68include "opt_compat_freebsd.h" 69include "opt_compat_linux.h" 70include "opt_compat_netbsd.h" 71include "opt_xen.h" 72endif 73 74quote #define __MUTEX_PRIVATE 75quote #define __RWLOCK_PRIVATE 76 77include <sys/param.h> 78include <sys/proc.h> 79include <sys/resourcevar.h> 80include <sys/device.h> 81include <sys/mbuf.h> 82include <sys/mutex.h> 83include <sys/rwlock.h> 84include <sys/cpu.h> 85 86include <netinet/in.h> 87include <netinet/in_systm.h> 88include <netinet/ip.h> 89include <netinet/ip6.h> 90include <netinet/ip_var.h> 91 92include <uvm/uvm.h> 93 94include <machine/trap.h> 95include <machine/pmap.h> 96include <machine/vmparam.h> 97include <machine/intr.h> 98include <machine/types.h> 99include <machine/segments.h> 100 101ifdef XEN 102include <xen/xen3-public/sched.h> 103endif 104 105if defined(_KERNEL) && defined(_KERNEL_OPT) 106include "ioapic.h" 107ifndef XEN 108include "apmbios.h" 109endif 110endif 111if NAPMBIOS > 0 112include <machine/bioscall.h> 113include <machine/apmvar.h> 114endif 115 116include <compat/sys/signal.h> 117 118ifdef COMPAT_SVR4 119include <compat/svr4/svr4_ucontext.h> 120endif 121 122ifdef COMPAT_LINUX 123include <compat/linux/common/linux_signal.h> 124include <compat/linux/common/linux_machdep.h> 125endif 126 127ifdef COMPAT_FREEBSD 128include <machine/freebsd_machdep.h> 129endif 130 131if NIOAPIC > 0 132include <machine/i82093reg.h> 133include <machine/i82093var.h> 134endif 135 136if defined(_KERNEL) && defined(_KERNEL_OPT) 137include "isa.h" 138endif 139if NISA > 0 140include <machine/isa_machdep.h> 141endif 142 143include <machine/tlog.h> 144 145 146include <x86/bus.h> 147 148define PAGE_SIZE PAGE_SIZE 149 150define LSRUN LSRUN 151define LSONPROC LSONPROC 152 153define UPAGES UPAGES 154define USPACE USPACE 155define KSTACK_SIZE KSTACK_SIZE 156define KERNBASE KERNBASE 157define KERNTEXTOFF KERNTEXTOFF 158 159define PG_RW PG_RW 160define PG_V PG_V 161define PG_KW PG_KW 162define PG_KR PG_KR 163define PGEX_U PGEX_U 164 165define L2_SLOT_KERNBASE pl2_pi(KERNBASE) 166define L1_SLOT_KERNBASE pl1_pi(KERNBASE) 167 168define PDIR_SLOT_PTE PDIR_SLOT_PTE 169define PTE_BASE PTE_BASE 170 171define PDP_SIZE PDP_SIZE 172define PDE_SIZE sizeof(pd_entry_t) 173 174define IOMAPSIZE IOMAPSIZE 175 176define VM_MAXUSER_ADDRESS (int)VM_MAXUSER_ADDRESS 177 178define L_PCB offsetof(struct lwp, l_addr) 179define L_FLAG offsetof(struct lwp, l_flag) 180define L_PROC offsetof(struct lwp, l_proc) 181define L_MD_REGS offsetof(struct lwp, l_md.md_regs) 182define L_CTXSWTCH offsetof(struct lwp, l_ctxswtch) 183define L_MD_ASTPENDING offsetof(struct lwp, l_md.md_astpending) 184define L_CPU offsetof(struct lwp, l_cpu) 185define L_NCSW offsetof(struct lwp, l_ncsw) 186define L_NOPREEMPT offsetof(struct lwp, l_nopreempt) 187define L_DOPREEMPT offsetof(struct lwp, l_dopreempt) 188define L_KPRIORITY offsetof(struct lwp, l_kpriority) 189define P_FLAG offsetof(struct proc, p_flag) 190define P_RASLIST offsetof(struct proc, p_raslist) 191define P_MD_SYSCALL offsetof(struct proc, p_md.md_syscall) 192 193define LW_SYSTEM LW_SYSTEM 194 195define GUFS_SEL GUFS_SEL 196define GUGS_SEL GUGS_SEL 197 198define M_DATA offsetof(struct mbuf, m_data) 199define M_LEN offsetof(struct mbuf, m_len) 200define M_NEXT offsetof(struct mbuf, m_next) 201 202define IP_SRC offsetof(struct ip, ip_src) 203define IP_DST offsetof(struct ip, ip_dst) 204 205define IP6_SRC offsetof(struct ip6_hdr, ip6_src) 206define IP6_DST offsetof(struct ip6_hdr, ip6_dst) 207 208define V_TRAP offsetof(struct uvmexp, traps) 209define V_INTR offsetof(struct uvmexp, intrs) 210 211define PCB_CR3 offsetof(struct pcb, pcb_cr3) 212define PCB_EBP offsetof(struct pcb, pcb_ebp) 213define PCB_ESP offsetof(struct pcb, pcb_esp) 214define PCB_ESP0 offsetof(struct pcb, pcb_esp0) 215define PCB_CR0 offsetof(struct pcb, pcb_cr0) 216define PCB_ONFAULT offsetof(struct pcb, pcb_onfault) 217define PCB_FPCPU offsetof(struct pcb, pcb_fpcpu) 218define PCB_FSD offsetof(struct pcb, pcb_fsd) 219define PCB_GSD offsetof(struct pcb, pcb_gsd) 220define PCB_IOMAP offsetof(struct pcb, pcb_iomap) 221 222define TF_CS offsetof(struct trapframe, tf_cs) 223define TF_EIP offsetof(struct trapframe, tf_eip) 224define TF_ERR offsetof(struct trapframe, tf_err) 225define TF_TRAPNO offsetof(struct trapframe, tf_trapno) 226define TF_EFLAGS offsetof(struct trapframe, tf_eflags) 227 228define TF_GS offsetof(struct trapframe, tf_gs) 229define TF_FS offsetof(struct trapframe, tf_fs) 230define TF_ES offsetof(struct trapframe, tf_es) 231define TF_DS offsetof(struct trapframe, tf_ds) 232define TF_EDI offsetof(struct trapframe, tf_edi) 233define TF_ESI offsetof(struct trapframe, tf_esi) 234define TF_EBP offsetof(struct trapframe, tf_ebp) 235define TF_EBX offsetof(struct trapframe, tf_ebx) 236define TF_EDX offsetof(struct trapframe, tf_edx) 237define TF_ECX offsetof(struct trapframe, tf_ecx) 238define TF_EAX offsetof(struct trapframe, tf_eax) 239 240define TF_PUSHSIZE offsetof(struct trapframe, tf_trapno) 241 242define FRAMESIZE sizeof(struct trapframe) 243 244ifdef COMPAT_SVR4 245define SVR4_SIGF_HANDLER offsetof(struct svr4_sigframe, sf_handler) 246define SVR4_SIGF_UC offsetof(struct svr4_sigframe, sf_uc) 247endif 248 249ifdef COMPAT_LINUX 250define LINUX_SIGF_HANDLER offsetof(struct linux_sigframe, sf_handler) 251define LINUX_SIGF_SC offsetof(struct linux_sigframe, sf_sc) 252define LINUX_RT_SIGF_HANDLER offsetof(struct linux_rt_sigframe, sf_handler) 253define LINUX_RT_SIGF_UC offsetof(struct linux_rt_sigframe, sf_uc) 254endif 255 256ifdef COMPAT_FREEBSD 257define FREEBSD_SIGF_HANDLER offsetof(struct freebsd_sigframe, sf_handler) 258define FREEBSD_SIGF_SC offsetof(struct freebsd_sigframe, sf_sc) 259endif 260 261define IH_FUN offsetof(struct intrhand, ih_fun) 262define IH_ARG offsetof(struct intrhand, ih_arg) 263define IH_LEVEL offsetof(struct intrhand, ih_level) 264ifdef XEN 265define IH_IPL_NEXT offsetof(struct intrhand, ih_ipl_next) 266else 267define IH_NEXT offsetof(struct intrhand, ih_next) 268endif 269 270if NAPMBIOS > 0 271define APM_CODE32 offsetof(struct apm_connect_info, apm_code32_seg_base) 272define APM_CODE16 offsetof(struct apm_connect_info, apm_code16_seg_base) 273define APM_DATA offsetof(struct apm_connect_info, apm_data_seg_base) 274define APM_CODE32_LEN offsetof(struct apm_connect_info, apm_code32_seg_len) 275define APM_DATA_LEN offsetof(struct apm_connect_info, apm_data_seg_len) 276define APM_ENTRY offsetof(struct apm_connect_info, apm_entrypt) 277define APM_DETAIL offsetof(struct apm_connect_info, apm_detail) 278define APM_SIZE sizeof(struct apm_connect_info) 279define BIOSCALLREG_EAX offsetof(struct bioscallregs, EAX) 280define BIOSCALLREG_EBX offsetof(struct bioscallregs, EBX) 281define BIOSCALLREG_ECX offsetof(struct bioscallregs, ECX) 282define BIOSCALLREG_EDX offsetof(struct bioscallregs, EDX) 283define BIOSCALLREG_ESI offsetof(struct bioscallregs, ESI) 284define BIOSCALLREG_EDI offsetof(struct bioscallregs, EDI) 285define BIOSCALLREG_EFLAGS offsetof(struct bioscallregs, EFLAGS) 286endif 287 288define CPU_INFO_SELF offsetof(struct cpu_info, ci_self) 289define CPU_INFO_RESCHED offsetof(struct cpu_info, ci_want_resched) 290define CPU_INFO_WANT_PMAPLOAD offsetof(struct cpu_info, ci_want_pmapload) 291define CPU_INFO_PMAP_CPU offsetof(struct cpu_info, ci_pmap_cpu) 292define CPU_INFO_TLBSTATE offsetof(struct cpu_info, ci_tlbstate) 293define TLBSTATE_VALID TLBSTATE_VALID 294define TLBSTATE_LAZY TLBSTATE_LAZY 295define TLBSTATE_STALE TLBSTATE_STALE 296define CPU_INFO_TLB_EVCNT offsetof(struct cpu_info, ci_tlb_evcnt) 297define CPU_INFO_CURLWP offsetof(struct cpu_info, ci_curlwp) 298define CPU_INFO_FPCURLWP offsetof(struct cpu_info, ci_fpcurlwp) 299define CPU_INFO_CURLDT offsetof(struct cpu_info, ci_curldt) 300define CPU_INFO_IDLELWP offsetof(struct cpu_info, ci_data.cpu_idlelwp) 301define CPU_INFO_PMAP offsetof(struct cpu_info, ci_pmap) 302define CPU_INFO_CPUMASK offsetof(struct cpu_info, ci_cpumask) 303define CPU_INFO_TSS offsetof(struct cpu_info, ci_tss) 304define CPU_INFO_TSS_SEL offsetof(struct cpu_info, ci_tss_sel) 305define CPU_INFO_ESP0 offsetof(struct cpu_info, ci_tss.tss_esp0) 306define CPU_INFO_IOBASE offsetof(struct cpu_info, ci_tss.tss_iobase) 307define CPU_INFO_IOMAP offsetof(struct cpu_info, ci_iomap) 308define IOMAP_INVALOFF IOMAP_INVALOFF 309define CPU_INFO_NSYSCALL offsetof(struct cpu_info, ci_data.cpu_nsyscall) 310define CPU_INFO_NTRAP offsetof(struct cpu_info, ci_data.cpu_ntrap) 311define CPU_INFO_CURPRIORITY offsetof(struct cpu_info, ci_schedstate.spc_curpriority) 312define CPU_INFO_CC_SKEW offsetof(struct cpu_info, ci_data.cpu_cc_skew) 313 314define CPU_INFO_VENDOR offsetof(struct cpu_info, ci_vendor[0]) 315define CPU_INFO_SIGNATURE offsetof(struct cpu_info, ci_signature) 316 317define CPU_TLOG_OFFSET offsetof(struct cpu_info, ci_tlog_offset) 318define CPU_TLOG_BASE offsetof(struct cpu_info, ci_tlog_base) 319 320define CPU_INFO_GDT offsetof(struct cpu_info, ci_gdt) 321define CPU_INFO_IPENDING offsetof(struct cpu_info, ci_ipending) 322define CPU_INFO_IMASK offsetof(struct cpu_info, ci_imask) 323define CPU_INFO_IUNMASK offsetof(struct cpu_info, ci_iunmask) 324define CPU_INFO_ILEVEL offsetof(struct cpu_info, ci_ilevel) 325define CPU_INFO_IDEPTH offsetof(struct cpu_info, ci_idepth) 326define CPU_INFO_ISOURCES offsetof(struct cpu_info, ci_isources) 327define CPU_INFO_MTX_COUNT offsetof(struct cpu_info, ci_mtx_count) 328define CPU_INFO_MTX_OLDSPL offsetof(struct cpu_info, ci_mtx_oldspl) 329define CPU_INFO_INTRSTACK offsetof(struct cpu_info, ci_intrstack) 330define CPU_INFO_ISTATE offsetof(struct cpu_info, ci_istate) 331 332define ACPI_SUSPEND_GDT offsetof(struct cpu_info, ci_suspend_gdt) 333define ACPI_SUSPEND_IDT offsetof(struct cpu_info, ci_suspend_idt) 334define ACPI_SUSPEND_TR offsetof(struct cpu_info, ci_suspend_tr) 335define ACPI_SUSPEND_LDT offsetof(struct cpu_info, ci_suspend_ldt) 336define ACPI_SUSPEND_FS offsetof(struct cpu_info, ci_suspend_fs) 337define ACPI_SUSPEND_GS offsetof(struct cpu_info, ci_suspend_gs) 338define ACPI_SUSPEND_KGS offsetof(struct cpu_info, ci_suspend_kgs) 339define ACPI_SUSPEND_EFER offsetof(struct cpu_info, ci_suspend_efer) 340define ACPI_SUSPEND_REG offsetof(struct cpu_info, ci_suspend_reg) 341define ACPI_SUSPEND_CR0 offsetof(struct cpu_info, ci_suspend_cr0) 342define ACPI_SUSPEND_CR2 offsetof(struct cpu_info, ci_suspend_cr2) 343define ACPI_SUSPEND_CR3 offsetof(struct cpu_info, ci_suspend_cr3) 344define ACPI_SUSPEND_CR4 offsetof(struct cpu_info, ci_suspend_cr4) 345define ACPI_SUSPEND_CR8 offsetof(struct cpu_info, ci_suspend_cr8) 346 347if NIOAPIC > 0 348define PIC_IOAPIC offsetof(struct pic, pic_ioapic) 349define IOAPIC_SC_REG offsetof(struct ioapic_softc, sc_reg) 350define IOAPIC_SC_DATA offsetof(struct ioapic_softc, sc_data) 351define PIC_LOCK offsetof(struct pic, pic_lock) 352endif 353 354define SIZEOF_CPU_INFO sizeof(struct cpu_info) 355define SIZEOF_ISTUB sizeof(struct intrstub) 356 357ifdef XEN 358define SIZEOF_IPLSOURCE sizeof(struct iplsource) 359define IS_RECURSE offsetof(struct iplsource, ipl_recurse) 360define IS_RESUME offsetof(struct iplsource, ipl_resume) 361define IS_HANDLERS offsetof(struct iplsource, ipl_handlers) 362define EV_EVCNTL offsetof(struct evcnt, ev_count) 363else 364define SIZEOF_ISOURCE sizeof(struct intrsource) 365define IS_RECURSE offsetof(struct intrsource, is_recurse) 366define IS_RESUME offsetof(struct intrsource, is_resume) 367define IS_EVCNTLO offsetof(struct intrsource, is_evcnt.ev_count) 368define IS_EVCNTHI offsetof(struct intrsource, is_evcnt.ev_count)+4 369define IS_HANDLERS offsetof(struct intrsource, is_handlers) 370define IS_PIC offsetof(struct intrsource, is_pic) 371define IS_FLAGS offsetof(struct intrsource, is_flags) 372define IS_PIN offsetof(struct intrsource, is_pin) 373define IS_TYPE offsetof(struct intrsource, is_type) 374define IS_MAXLEVEL offsetof(struct intrsource, is_maxlevel) 375define IS_LWP offsetof(struct intrsource, is_lwp) 376endif 377 378define TREC_SP offsetof(struct trec, tr_sp) 379define TREC_HPC offsetof(struct trec, tr_hpc) 380define TREC_IPC offsetof(struct trec, tr_ipc) 381define TREC_TSC offsetof(struct trec, tr_tsc) 382define TREC_LBF offsetof(struct trec, tr_lbf) 383define TREC_LBT offsetof(struct trec, tr_lbt) 384define TREC_IBF offsetof(struct trec, tr_ibf) 385define TREC_IBT offsetof(struct trec, tr_ibt) 386 387define SIZEOF_TREC sizeof(struct trec) 388define SIZEOF_TLOG sizeof(struct tlog) 389 390define IPL_NONE IPL_NONE 391define IPL_PREEMPT IPL_PREEMPT 392define IPL_SCHED IPL_SCHED 393define IPL_CLOCK IPL_CLOCK 394define IPL_HIGH IPL_HIGH 395 396define IPL_SOFTNET IPL_SOFTNET 397define IPL_SOFTCLOCK IPL_SOFTCLOCK 398define IPL_SOFTSERIAL IPL_SOFTSERIAL 399 400define LIR_IPI LIR_IPI 401define LIR_TIMER LIR_TIMER 402 403define SIR_NET SIR_NET 404define SIR_CLOCK SIR_CLOCK 405define SIR_SERIAL SIR_SERIAL 406 407define IREENT_MAGIC IREENT_MAGIC 408 409define PSL_AC PSL_AC 410define PSL_MBO PSL_MBO 411define PSL_ID PSL_ID 412define PSL_VM PSL_VM 413define PSL_I PSL_I 414 415define MTX_IPL offsetof(struct kmutex, u.s.mtxs_ipl) 416define MTX_LOCK offsetof(struct kmutex, mtx_lock) 417define MTX_OWNER offsetof(struct kmutex, u.mtxa_owner) 418 419define RW_OWNER offsetof(struct krwlock, rw_owner) 420define RW_WRITE_LOCKED RW_WRITE_LOCKED 421define RW_WRITE_WANTED RW_WRITE_WANTED 422define RW_READ_INCR RW_READ_INCR 423define RW_HAS_WAITERS RW_HAS_WAITERS 424define RW_THREAD RW_THREAD 425define RW_READER RW_READER 426define RW_WRITER RW_WRITER 427 428define MB_POINTER offsetof(struct pmap_mbox, mb_pointer) 429define MB_GLOBAL offsetof(struct pmap_mbox, mb_global) 430define MB_ADDR1 offsetof(struct pmap_mbox, mb_addr1) 431define MB_ADDR2 offsetof(struct pmap_mbox, mb_addr2) 432define MB_HEAD offsetof(struct pmap_mbox, mb_head) 433define MB_TAIL offsetof(struct pmap_mbox, mb_tail) 434 435define PM_CPUS offsetof(struct pmap, pm_cpus) 436 437define EV_COUNT offsetof(struct evcnt, ev_count) 438 439define OPTERON_MSR_PASSCODE OPTERON_MSR_PASSCODE 440 441define X86_BUS_SPACE_IO X86_BUS_SPACE_IO 442 443define BST_TYPE offsetof(struct bus_space_tag, bst_type) 444 445define L1_SHIFT L1_SHIFT 446define L2_SHIFT L2_SHIFT 447define L2_FRAME L2_FRAME 448define PGOFSET PGOFSET 449define PGSHIFT PGSHIFT 450 451define RESCHED_KPREEMPT RESCHED_KPREEMPT 452 453ifdef XEN 454define CPU_INFO_VCPU offsetof(struct cpu_info, ci_vcpu) 455define START_INFO_SHARED_INFO offsetof(struct start_info, shared_info) 456define START_INFO_FLAGS offsetof(struct start_info, flags) 457define START_INFO_CONSOLE_MFN offsetof(struct start_info, console.domU.mfn) 458define START_INFO_STORE_MFN offsetof(struct start_info, store_mfn) 459define SIF_INITDOMAIN SIF_INITDOMAIN 460define EVTCHN_UPCALL_PENDING offsetof(struct vcpu_info, evtchn_upcall_pending) 461define EVTCHN_UPCALL_MASK offsetof(struct vcpu_info, evtchn_upcall_mask) 462 463define HYPERVISOR_sched_op __HYPERVISOR_sched_op 464define SCHEDOP_yield SCHEDOP_yield 465endif 466 467