xref: /src/sys/arch/i386/i386/genassym.cf

#	$NetBSD: genassym.cf,v 1.137 2025/04/24 01:50:39 riastradh Exp $

#
# Copyright (c) 1998, 2006, 2007, 2008, 2023 The NetBSD Foundation, Inc.
# All rights reserved.
#
# This code is derived from software contributed to The NetBSD Foundation
# by Charles M. Hannum, and by Andrew Doran.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in the
#    documentation and/or other materials provided with the distribution.
#
# THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
# ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
# TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
# PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
# BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
# CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
# SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
# INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
# CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
# ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
# POSSIBILITY OF SUCH DAMAGE.
#

#
# Copyright (c) 1982, 1990 The Regents of the University of California.
# All rights reserved.
#
# This code is derived from software contributed to Berkeley by
# William Jolitz.
#
# Redistribution and use in source and binary forms, with or without
# modification, are permitted provided that the following conditions
# are met:
# 1. Redistributions of source code must retain the above copyright
#    notice, this list of conditions and the following disclaimer.
# 2. Redistributions in binary form must reproduce the above copyright
#    notice, this list of conditions and the following disclaimer in the
#    documentation and/or other materials provided with the distribution.
# 3. Neither the name of the University nor the names of its contributors
#    may be used to endorse or promote products derived from this software
#    without specific prior written permission.
#
# THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
# ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
# ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
# FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
# OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
# HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
# LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
# OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
# SUCH DAMAGE.
#
#	@(#)genassym.c	5.11 (Berkeley) 5/10/91
#

if defined(_KERNEL_OPT)
include "opt_compat_freebsd.h"
include "opt_compat_linux.h"
include "opt_compat_netbsd.h"
include "opt_xen.h"
endif

if defined(_KERNEL) && defined(_KERNEL_OPT)
include "isa.h"
include "ioapic.h"
endif

quote #define __MUTEX_PRIVATE
quote #define __RWLOCK_PRIVATE

include <sys/param.h>
include <sys/proc.h>
include <sys/resourcevar.h>
include <sys/device.h>
include <sys/mbuf.h>
include <sys/mutex.h>
include <sys/rwlock.h>
include <sys/cpu.h>

include <netinet/in.h>
include <netinet/in_systm.h>
include <netinet/ip.h>
include <netinet/ip6.h>
include <netinet/ip_var.h>

include <uvm/uvm.h>

include <machine/trap.h>
include <machine/pmap.h>
include <machine/pmap_private.h>
include <machine/vmparam.h>
include <machine/intr.h>
include <machine/types.h>
include <machine/segments.h>

include <compat/sys/signal.h>

ifdef COMPAT_LINUX
include <compat/linux/common/linux_signal.h>
include <compat/linux/common/linux_machdep.h>
endif

ifdef COMPAT_FREEBSD
include <compat/freebsd/freebsd_machdep.h>
endif

if NISA > 0
include <machine/isa_machdep.h>
endif

if NIOAPIC > 0
include <machine/i82093reg.h>
include <machine/i82093var.h>
endif

ifdef XEN
include <xen/include/public/sched.h>
include <xen/include/public/arch-x86/hvm/start_info.h>
endif

include <sys/bus.h>

# general constants
define	PAGE_SIZE		PAGE_SIZE
define	UPAGES			UPAGES
define	USPACE			USPACE
define	PGOFSET			PGOFSET
define	PGSHIFT			PGSHIFT

define	KSTACK_SIZE		KSTACK_SIZE
define	KERNBASE		KERNBASE
define	KERNTEXTOFF		KERNTEXTOFF

define	PTE_P			PTE_P
define	PTE_W			PTE_W
define	PGEX_U			PGEX_U

define	L2_SLOT_KERNBASE	pl2_pi(KERNBASE)
define	L1_SLOT_KERNBASE	pl1_pi(KERNBASE)

define	PDIR_SLOT_PTE		PDIR_SLOT_PTE
define	PTE_BASE		PTE_BASE

define	PDP_SIZE		PDP_SIZE
define	PDE_SIZE		sizeof(pd_entry_t)

define	GUFS_SEL		GUFS_SEL
define	GUGS_SEL		GUGS_SEL

define	IOMAPSIZE		IOMAPSIZE

define	VM_MAXUSER_ADDRESS	(int)VM_MAXUSER_ADDRESS

# lwp & proc fields and values
define	L_PCB			offsetof(struct lwp, l_addr)
define	L_CPU			offsetof(struct lwp, l_cpu)
define	L_FLAG			offsetof(struct lwp, l_flag)
define	L_PROC			offsetof(struct lwp, l_proc)
define	L_RU			offsetof(struct lwp, l_ru)
define	L_NOPREEMPT		offsetof(struct lwp, l_nopreempt)
define	L_DOPREEMPT		offsetof(struct lwp, l_dopreempt)
define	L_MD_REGS		offsetof(struct lwp, l_md.md_regs)
define	L_MD_FLAGS		offsetof(struct lwp, l_md.md_flags)
define	L_MD_ASTPENDING		offsetof(struct lwp, l_md.md_astpending)

define	RU_NIVCSW		offsetof(struct rusage, ru_nivcsw)

define	LW_SYSTEM		LW_SYSTEM
define	MDL_FPU_IN_CPU		MDL_FPU_IN_CPU

define	P_FLAG			offsetof(struct proc, p_flag)
define	P_RASLIST		offsetof(struct proc, p_raslist)
define	P_MD_SYSCALL		offsetof(struct proc, p_md.md_syscall)

# pcb fields
define	PCB_CR3			offsetof(struct pcb, pcb_cr3)
define	PCB_CR0			offsetof(struct pcb, pcb_cr0)
define	PCB_ONFAULT		offsetof(struct pcb, pcb_onfault)
define	PCB_EBP			offsetof(struct pcb, pcb_ebp)
define	PCB_ESP			offsetof(struct pcb, pcb_esp)
define	PCB_ESP0		offsetof(struct pcb, pcb_esp0)
define	PCB_FSD			offsetof(struct pcb, pcb_fsd)
define	PCB_GSD			offsetof(struct pcb, pcb_gsd)
define	PCB_IOMAP		offsetof(struct pcb, pcb_iomap)

define	TF_CS			offsetof(struct trapframe, tf_cs)
define	TF_EIP			offsetof(struct trapframe, tf_eip)
define	TF_ERR			offsetof(struct trapframe, tf_err)
define	TF_TRAPNO		offsetof(struct trapframe, tf_trapno)
define	TF_EFLAGS		offsetof(struct trapframe, tf_eflags)

define	TF_GS			offsetof(struct trapframe, tf_gs)
define	TF_FS			offsetof(struct trapframe, tf_fs)
define	TF_ES			offsetof(struct trapframe, tf_es)
define	TF_DS			offsetof(struct trapframe, tf_ds)
define	TF_EDI			offsetof(struct trapframe, tf_edi)
define	TF_ESI			offsetof(struct trapframe, tf_esi)
define	TF_EBP			offsetof(struct trapframe, tf_ebp)
define	TF_EBX			offsetof(struct trapframe, tf_ebx)
define	TF_EDX			offsetof(struct trapframe, tf_edx)
define	TF_ECX			offsetof(struct trapframe, tf_ecx)
define	TF_EAX			offsetof(struct trapframe, tf_eax)

define	TF_PUSHSIZE		offsetof(struct trapframe, tf_trapno)

define	FRAMESIZE		sizeof(struct trapframe)

ifdef COMPAT_LINUX
define	LINUX_SIGF_HANDLER	offsetof(struct linux_sigframe, sf_handler)
define	LINUX_SIGF_SC		offsetof(struct linux_sigframe, sf_sc)
define	LINUX_RT_SIGF_HANDLER	offsetof(struct linux_rt_sigframe, sf_handler)
define	LINUX_RT_SIGF_UC	offsetof(struct linux_rt_sigframe, sf_uc)
endif

ifdef COMPAT_FREEBSD
define	FREEBSD_SIGF_HANDLER	offsetof(struct freebsd_sigframe, sf_handler)
define	FREEBSD_SIGF_SC		offsetof(struct freebsd_sigframe, sf_sc)
endif

define	TSS_TSS			offsetof(struct cpu_tss, tss)
define	TSS_ESP0		offsetof(struct cpu_tss, tss.tss_esp0)
define	TSS_IOBASE		offsetof(struct cpu_tss, tss.tss_iobase)
define	TSS_IOMAP		offsetof(struct cpu_tss, iomap)

# CPU info structure
define	CPU_INFO_SELF		offsetof(struct cpu_info, ci_self)
define	CPU_INFO_RESCHED	offsetof(struct cpu_info, ci_want_resched)
define	CPU_INFO_WANT_PMAPLOAD	offsetof(struct cpu_info, ci_want_pmapload)
define	CPU_INFO_TLBSTATE	offsetof(struct cpu_info, ci_tlbstate)
define	TLBSTATE_VALID		TLBSTATE_VALID
define	CPU_INFO_CURLWP		offsetof(struct cpu_info, ci_curlwp)
define	CPU_INFO_CURLDT		offsetof(struct cpu_info, ci_curldt)
define	CPU_INFO_IDLELWP	offsetof(struct cpu_info, ci_data.cpu_idlelwp)
define	CPU_INFO_PMAP		offsetof(struct cpu_info, ci_pmap)
define	CPU_INFO_TSS		offsetof(struct cpu_info, ci_tss)
define	IOMAP_INVALOFF		IOMAP_INVALOFF
define	IOMAP_VALIDOFF		IOMAP_VALIDOFF
define	CPU_INFO_NSYSCALL	offsetof(struct cpu_info, ci_data.cpu_nsyscall)
define	CPU_INFO_NTRAP		offsetof(struct cpu_info, ci_data.cpu_ntrap)
define	CPU_INFO_NINTR		offsetof(struct cpu_info, ci_data.cpu_nintr)
define	CPU_INFO_CC_SKEW	offsetof(struct cpu_info, ci_data.cpu_cc_skew)
define	CPU_INFO_CURPRIORITY	offsetof(struct cpu_info, ci_schedstate.spc_curpriority)

define	CPU_INFO_VENDOR		offsetof(struct cpu_info, ci_vendor[0])
define	CPU_INFO_SIGNATURE	offsetof(struct cpu_info, ci_signature)

define	CPU_INFO_GDT		offsetof(struct cpu_info, ci_gdt)
define	CPU_INFO_ILEVEL		(offsetof(struct cpu_info, ci_istate) + 7)
define	CPU_INFO_IDEPTH		offsetof(struct cpu_info, ci_idepth)
define	CPU_INFO_IPENDING	offsetof(struct cpu_info, ci_istate)
define	CPU_INFO_IMASKED	offsetof(struct cpu_info, ci_imasked)
define	CPU_INFO_IMASK		offsetof(struct cpu_info, ci_imask)
define	CPU_INFO_IUNMASK	offsetof(struct cpu_info, ci_iunmask)
define	CPU_INFO_ISOURCES	offsetof(struct cpu_info, ci_isources)
define	CPU_INFO_MTX_COUNT	offsetof(struct cpu_info, ci_mtx_count)
define	CPU_INFO_MTX_OLDSPL	offsetof(struct cpu_info, ci_mtx_oldspl)
define	CPU_INFO_INTRSTACK	offsetof(struct cpu_info, ci_intrstack)
define	CPU_INFO_ISTATE		offsetof(struct cpu_info, ci_istate)

define	ACPI_SUSPEND_GDT	offsetof(struct cpu_info, ci_suspend_gdt)
define	ACPI_SUSPEND_IDT	offsetof(struct cpu_info, ci_suspend_idt)
define	ACPI_SUSPEND_TR		offsetof(struct cpu_info, ci_suspend_tr)
define	ACPI_SUSPEND_LDT	offsetof(struct cpu_info, ci_suspend_ldt)
define	ACPI_SUSPEND_FS		offsetof(struct cpu_info, ci_suspend_fs)
define	ACPI_SUSPEND_GS		offsetof(struct cpu_info, ci_suspend_gs)
define	ACPI_SUSPEND_KGS	offsetof(struct cpu_info, ci_suspend_kgs)
define	ACPI_SUSPEND_EFER	offsetof(struct cpu_info, ci_suspend_efer)
define	ACPI_SUSPEND_REG	offsetof(struct cpu_info, ci_suspend_reg)
define	ACPI_SUSPEND_CR0	offsetof(struct cpu_info, ci_suspend_cr0)
define	ACPI_SUSPEND_CR2	offsetof(struct cpu_info, ci_suspend_cr2)
define	ACPI_SUSPEND_CR3	offsetof(struct cpu_info, ci_suspend_cr3)
define	ACPI_SUSPEND_CR4	offsetof(struct cpu_info, ci_suspend_cr4)
define	ACPI_SUSPEND_CR8	offsetof(struct cpu_info, ci_suspend_cr8)

if NIOAPIC > 0
define		PIC_IOAPIC		offsetof(struct pic, pic_ioapic)
define		IOAPIC_SC_REG		offsetof(struct ioapic_softc, sc_reg)
define		IOAPIC_SC_DATA		offsetof(struct ioapic_softc, sc_data)
define		PIC_LOCK		offsetof(struct pic, pic_lock)
endif

# interrupt handler fields
define	IH_FUN			offsetof(struct intrhand, ih_fun)
define	IH_ARG			offsetof(struct intrhand, ih_arg)
define	IH_LEVEL		offsetof(struct intrhand, ih_level)
define	IH_NEXT			offsetof(struct intrhand, ih_next)

define	SIZEOF_CPU_INFO		sizeof(struct cpu_info)
define	SIZEOF_ISTUB		sizeof(struct intrstub)

define	SIZEOF_ISOURCE	sizeof(struct intrsource)
define	IS_RECURSE	offsetof(struct intrsource, is_recurse)
define	IS_RESUME	offsetof(struct intrsource, is_resume)
define	IS_EVCNTLO	offsetof(struct intrsource, is_evcnt.ev_count)
define	IS_EVCNTHI	offsetof(struct intrsource, is_evcnt.ev_count)+4
define	IS_HANDLERS	offsetof(struct intrsource, is_handlers)
define	IS_PIC		offsetof(struct intrsource, is_pic)
define	IS_FLAGS	offsetof(struct intrsource, is_flags)
define	IS_PIN		offsetof(struct intrsource, is_pin)
define	IS_TYPE		offsetof(struct intrsource, is_type)
define	IS_MAXLEVEL	offsetof(struct intrsource, is_maxlevel)
define	IS_LWP		offsetof(struct intrsource, is_lwp)
define	IS_MASK_COUNT	offsetof(struct intrsource, is_mask_count)

define	IPL_NONE		IPL_NONE
define	IPL_PREEMPT		IPL_PREEMPT
define	IPL_NET			IPL_NET
define	IPL_CLOCK		IPL_CLOCK
define	IPL_VM			IPL_VM
define	IPL_SCHED		IPL_SCHED
define	IPL_HIGH		IPL_HIGH

define	IPL_SOFTNET		IPL_SOFTNET
define	IPL_SOFTCLOCK		IPL_SOFTCLOCK
define	IPL_SOFTSERIAL		IPL_SOFTSERIAL

define	LIR_IPI			LIR_IPI
define	LIR_TIMER		LIR_TIMER
define	LIR_HV			LIR_HV

define	SIR_NET			SIR_NET
define	SIR_CLOCK		SIR_CLOCK
define	SIR_SERIAL		SIR_SERIAL

define	IREENT_MAGIC		IREENT_MAGIC

define	PSL_AC			PSL_AC
define	PSL_MBO			PSL_MBO
define	PSL_ID			PSL_ID
define	PSL_I			PSL_I

# Constants required for in_cksum() and friends.
define	M_DATA			offsetof(struct mbuf, m_data)
define	M_LEN			offsetof(struct mbuf, m_len)
define	M_NEXT			offsetof(struct mbuf, m_next)
define	IP_SRC			offsetof(struct ip, ip_src)
define	IP_DST			offsetof(struct ip, ip_dst)
define	IP6_SRC			offsetof(struct ip6_hdr, ip6_src)
define	IP6_DST			offsetof(struct ip6_hdr, ip6_dst)

# Locking
define	MTX_IPL			offsetof(struct kmutex, u.s.mtxs_ipl)
define	MTX_LOCK		offsetof(struct kmutex, mtx_lock)
define	MTX_OWNER		offsetof(struct kmutex, u.mtxa_owner)

define	RW_OWNER		offsetof(struct krwlock, rw_owner)
define	RW_WRITE_LOCKED		RW_WRITE_LOCKED
define	RW_WRITE_WANTED		RW_WRITE_WANTED
define	RW_READ_INCR		RW_READ_INCR
define	RW_HAS_WAITERS		RW_HAS_WAITERS
define	RW_THREAD		RW_THREAD
define	RW_READER		RW_READER
define	RW_WRITER		RW_WRITER

define	EV_COUNT		offsetof(struct evcnt, ev_count)

define	OPTERON_MSR_PASSCODE	OPTERON_MSR_PASSCODE

define	X86_BUS_SPACE_IO	X86_BUS_SPACE_IO

define	BST_TYPE		offsetof(struct bus_space_tag, bst_type)

define	L1_SHIFT		L1_SHIFT
define	L2_SHIFT		L2_SHIFT
define	L2_FRAME		L2_FRAME

define	VM_GUEST_XENPV		VM_GUEST_XENPV
define	VM_GUEST_XENPVH		VM_GUEST_XENPVH
define	VM_GUEST_GENPVH		VM_GUEST_GENPVH

ifdef XEN
define CPU_INFO_VCPU		offsetof(struct cpu_info, ci_vcpu)
define IH_PENDING		offsetof(struct intrhand, ih_pending)
define SIR_XENIPL_VM		SIR_XENIPL_VM
define SIR_XENIPL_SCHED		SIR_XENIPL_SCHED
define SIR_XENIPL_HIGH		SIR_XENIPL_HIGH
define START_INFO_SHARED_INFO	offsetof(struct start_info, shared_info)
define START_INFO_FLAGS		offsetof(struct start_info, flags)
define START_INFO_CONSOLE_MFN	offsetof(struct start_info, console.domU.mfn)
define START_INFO_STORE_MFN	offsetof(struct start_info, store_mfn)
define SIF_INITDOMAIN		SIF_INITDOMAIN
define EVTCHN_UPCALL_PENDING	offsetof(struct vcpu_info, evtchn_upcall_pending)
define EVTCHN_UPCALL_MASK	offsetof(struct vcpu_info, evtchn_upcall_mask)
define HVM_START_INFO_SIZE	sizeof(struct hvm_start_info)
define START_INFO_VERSION	offsetof(struct hvm_start_info, version)
define MMAP_PADDR		offsetof(struct hvm_start_info, memmap_paddr)
define MMAP_ENTRIES		offsetof(struct hvm_start_info, memmap_entries)
define MMAP_ENTRY_SIZE		sizeof(struct hvm_memmap_table_entry)
define CMDLINE_PADDR		offsetof(struct hvm_start_info, cmdline_paddr)
define HYPERVISOR_sched_op	__HYPERVISOR_sched_op
define SCHEDOP_yield		SCHEDOP_yield
endif /* XEN */

ifdef XENPV
define CPU_INFO_XEN_CLOCKF_USERMODE offsetof(struct cpu_info, ci_xen_clockf_usermode)
define CPU_INFO_XEN_CLOCKF_PC	offsetof(struct cpu_info, ci_xen_clockf_pc)
endif /* XENPV */