1 /*- 2 * Copyright (c) 1982, 1990 The Regents of the University of California. 3 * All rights reserved. 4 * 5 * This code is derived from software contributed to Berkeley by 6 * William Jolitz. 7 * 8 * Redistribution and use in source and binary forms, with or without 9 * modification, are permitted provided that the following conditions 10 * are met: 11 * 1. Redistributions of source code must retain the above copyright 12 * notice, this list of conditions and the following disclaimer. 13 * 2. Redistributions in binary form must reproduce the above copyright 14 * notice, this list of conditions and the following disclaimer in the 15 * documentation and/or other materials provided with the distribution. 16 * 3. Neither the name of the University nor the names of its contributors 17 * may be used to endorse or promote products derived from this software 18 * without specific prior written permission. 19 * 20 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND 21 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 22 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 23 * ARE DISCLAIMED. IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE 24 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 25 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 26 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 27 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 28 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 29 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 30 * SUCH DAMAGE. 31 * 32 * from: @(#)genassym.c 5.11 (Berkeley) 5/10/91 33 */ 34 35 #include <sys/cdefs.h> 36 __FBSDID("$FreeBSD$"); 37 38 #include "opt_apic.h" 39 #include "opt_compat.h" 40 #include "opt_hwpmc_hooks.h" 41 #include "opt_kstack_pages.h" 42 43 #include <sys/param.h> 44 #include <sys/systm.h> 45 #include <sys/assym.h> 46 #include <sys/bio.h> 47 #include <sys/buf.h> 48 #ifdef HWPMC_HOOKS 49 #include <sys/pmckern.h> 50 #endif 51 #include <sys/proc.h> 52 #include <sys/errno.h> 53 #include <sys/mount.h> 54 #include <sys/mutex.h> 55 #include <sys/socket.h> 56 #include <sys/resourcevar.h> 57 #include <sys/signalvar.h> 58 #include <sys/ucontext.h> 59 #include <machine/bootinfo.h> 60 #include <machine/tss.h> 61 #include <sys/vmmeter.h> 62 #include <vm/vm.h> 63 #include <vm/vm_param.h> 64 #include <vm/pmap.h> 65 #include <vm/vm_map.h> 66 #include <sys/proc.h> 67 #include <net/if.h> 68 #include <netinet/in.h> 69 #include <nfs/nfsproto.h> 70 #include <nfsclient/nfs.h> 71 #include <nfs/nfsdiskless.h> 72 #ifdef DEV_APIC 73 #include <x86/apicreg.h> 74 #endif 75 #include <machine/cpu.h> 76 #include <machine/pcb.h> 77 #include <machine/sigframe.h> 78 #include <machine/vm86.h> 79 #include <machine/proc.h> 80 81 ASSYM(P_VMSPACE, offsetof(struct proc, p_vmspace)); 82 ASSYM(VM_PMAP, offsetof(struct vmspace, vm_pmap)); 83 ASSYM(PM_ACTIVE, offsetof(struct pmap, pm_active)); 84 85 ASSYM(TD_FLAGS, offsetof(struct thread, td_flags)); 86 ASSYM(TD_LOCK, offsetof(struct thread, td_lock)); 87 ASSYM(TD_PCB, offsetof(struct thread, td_pcb)); 88 ASSYM(TD_PFLAGS, offsetof(struct thread, td_pflags)); 89 ASSYM(TD_PROC, offsetof(struct thread, td_proc)); 90 ASSYM(TD_MD, offsetof(struct thread, td_md)); 91 ASSYM(TD_TID, offsetof(struct thread, td_tid)); 92 93 ASSYM(TDP_CALLCHAIN, TDP_CALLCHAIN); 94 95 ASSYM(P_MD, offsetof(struct proc, p_md)); 96 ASSYM(MD_LDT, offsetof(struct mdproc, md_ldt)); 97 98 ASSYM(TDF_ASTPENDING, TDF_ASTPENDING); 99 ASSYM(TDF_NEEDRESCHED, TDF_NEEDRESCHED); 100 101 ASSYM(TD0_KSTACK_PAGES, TD0_KSTACK_PAGES); 102 ASSYM(PAGE_SIZE, PAGE_SIZE); 103 ASSYM(NPTEPG, NPTEPG); 104 ASSYM(NPDEPG, NPDEPG); 105 ASSYM(NPDEPTD, NPDEPTD); 106 ASSYM(NPGPTD, NPGPTD); 107 ASSYM(PDESIZE, sizeof(pd_entry_t)); 108 ASSYM(PTESIZE, sizeof(pt_entry_t)); 109 ASSYM(PDESHIFT, PDESHIFT); 110 ASSYM(PTESHIFT, PTESHIFT); 111 ASSYM(PAGE_SHIFT, PAGE_SHIFT); 112 ASSYM(PAGE_MASK, PAGE_MASK); 113 ASSYM(PDRSHIFT, PDRSHIFT); 114 ASSYM(PDRMASK, PDRMASK); 115 ASSYM(VM_MAXUSER_ADDRESS, VM_MAXUSER_ADDRESS); 116 ASSYM(KERNBASE, KERNBASE); 117 ASSYM(KERNLOAD, KERNLOAD); 118 ASSYM(PCB_CR0, offsetof(struct pcb, pcb_cr0)); 119 ASSYM(PCB_CR2, offsetof(struct pcb, pcb_cr2)); 120 ASSYM(PCB_CR3, offsetof(struct pcb, pcb_cr3)); 121 ASSYM(PCB_CR4, offsetof(struct pcb, pcb_cr4)); 122 ASSYM(PCB_EDI, offsetof(struct pcb, pcb_edi)); 123 ASSYM(PCB_ESI, offsetof(struct pcb, pcb_esi)); 124 ASSYM(PCB_EBP, offsetof(struct pcb, pcb_ebp)); 125 ASSYM(PCB_ESP, offsetof(struct pcb, pcb_esp)); 126 ASSYM(PCB_EBX, offsetof(struct pcb, pcb_ebx)); 127 ASSYM(PCB_EIP, offsetof(struct pcb, pcb_eip)); 128 ASSYM(TSS_ESP0, offsetof(struct i386tss, tss_esp0)); 129 130 ASSYM(PCB_DS, offsetof(struct pcb, pcb_ds)); 131 ASSYM(PCB_ES, offsetof(struct pcb, pcb_es)); 132 ASSYM(PCB_FS, offsetof(struct pcb, pcb_fs)); 133 ASSYM(PCB_GS, offsetof(struct pcb, pcb_gs)); 134 ASSYM(PCB_SS, offsetof(struct pcb, pcb_ss)); 135 ASSYM(PCB_DR0, offsetof(struct pcb, pcb_dr0)); 136 ASSYM(PCB_DR1, offsetof(struct pcb, pcb_dr1)); 137 ASSYM(PCB_DR2, offsetof(struct pcb, pcb_dr2)); 138 ASSYM(PCB_DR3, offsetof(struct pcb, pcb_dr3)); 139 ASSYM(PCB_DR6, offsetof(struct pcb, pcb_dr6)); 140 ASSYM(PCB_DR7, offsetof(struct pcb, pcb_dr7)); 141 ASSYM(PCB_DBREGS, PCB_DBREGS); 142 ASSYM(PCB_EXT, offsetof(struct pcb, pcb_ext)); 143 144 ASSYM(PCB_FSD, offsetof(struct pcb, pcb_fsd)); 145 ASSYM(PCB_GSD, offsetof(struct pcb, pcb_gsd)); 146 ASSYM(PCB_VM86, offsetof(struct pcb, pcb_vm86)); 147 ASSYM(PCB_FLAGS, offsetof(struct pcb, pcb_flags)); 148 ASSYM(PCB_SAVEFPU, offsetof(struct pcb, pcb_save)); 149 ASSYM(PCB_ONFAULT, offsetof(struct pcb, pcb_onfault)); 150 151 ASSYM(PCB_SIZE, sizeof(struct pcb)); 152 ASSYM(PCB_VM86CALL, PCB_VM86CALL); 153 154 ASSYM(PCB_GDT, offsetof(struct pcb, pcb_gdt)); 155 ASSYM(PCB_IDT, offsetof(struct pcb, pcb_idt)); 156 ASSYM(PCB_LDT, offsetof(struct pcb, pcb_ldt)); 157 ASSYM(PCB_TR, offsetof(struct pcb, pcb_tr)); 158 159 ASSYM(TF_TRAPNO, offsetof(struct trapframe, tf_trapno)); 160 ASSYM(TF_ERR, offsetof(struct trapframe, tf_err)); 161 ASSYM(TF_EIP, offsetof(struct trapframe, tf_eip)); 162 ASSYM(TF_CS, offsetof(struct trapframe, tf_cs)); 163 ASSYM(TF_EFLAGS, offsetof(struct trapframe, tf_eflags)); 164 ASSYM(SIGF_HANDLER, offsetof(struct sigframe, sf_ahu.sf_handler)); 165 #ifdef COMPAT_43 166 ASSYM(SIGF_SC, offsetof(struct osigframe, sf_siginfo.si_sc)); 167 #endif 168 ASSYM(SIGF_UC, offsetof(struct sigframe, sf_uc)); 169 #ifdef COMPAT_FREEBSD4 170 ASSYM(SIGF_UC4, offsetof(struct sigframe4, sf_uc)); 171 #endif 172 #ifdef COMPAT_43 173 ASSYM(SC_PS, offsetof(struct osigcontext, sc_ps)); 174 ASSYM(SC_FS, offsetof(struct osigcontext, sc_fs)); 175 ASSYM(SC_GS, offsetof(struct osigcontext, sc_gs)); 176 ASSYM(SC_TRAPNO, offsetof(struct osigcontext, sc_trapno)); 177 #endif 178 #ifdef COMPAT_FREEBSD4 179 ASSYM(UC4_EFLAGS, offsetof(struct ucontext4, uc_mcontext.mc_eflags)); 180 ASSYM(UC4_GS, offsetof(struct ucontext4, uc_mcontext.mc_gs)); 181 #endif 182 ASSYM(UC_EFLAGS, offsetof(ucontext_t, uc_mcontext.mc_eflags)); 183 ASSYM(UC_GS, offsetof(ucontext_t, uc_mcontext.mc_gs)); 184 ASSYM(ENOENT, ENOENT); 185 ASSYM(EFAULT, EFAULT); 186 ASSYM(ENAMETOOLONG, ENAMETOOLONG); 187 ASSYM(MAXCOMLEN, MAXCOMLEN); 188 ASSYM(MAXPATHLEN, MAXPATHLEN); 189 ASSYM(BOOTINFO_SIZE, sizeof(struct bootinfo)); 190 ASSYM(BI_VERSION, offsetof(struct bootinfo, bi_version)); 191 ASSYM(BI_KERNELNAME, offsetof(struct bootinfo, bi_kernelname)); 192 ASSYM(BI_NFS_DISKLESS, offsetof(struct bootinfo, bi_nfs_diskless)); 193 ASSYM(BI_ENDCOMMON, offsetof(struct bootinfo, bi_endcommon)); 194 ASSYM(NFSDISKLESS_SIZE, sizeof(struct nfs_diskless)); 195 ASSYM(BI_SIZE, offsetof(struct bootinfo, bi_size)); 196 ASSYM(BI_SYMTAB, offsetof(struct bootinfo, bi_symtab)); 197 ASSYM(BI_ESYMTAB, offsetof(struct bootinfo, bi_esymtab)); 198 ASSYM(BI_KERNEND, offsetof(struct bootinfo, bi_kernend)); 199 ASSYM(PC_SIZEOF, sizeof(struct pcpu)); 200 ASSYM(PC_PRVSPACE, offsetof(struct pcpu, pc_prvspace)); 201 ASSYM(PC_CURTHREAD, offsetof(struct pcpu, pc_curthread)); 202 ASSYM(PC_FPCURTHREAD, offsetof(struct pcpu, pc_fpcurthread)); 203 ASSYM(PC_IDLETHREAD, offsetof(struct pcpu, pc_idlethread)); 204 ASSYM(PC_CURPCB, offsetof(struct pcpu, pc_curpcb)); 205 ASSYM(PC_COMMON_TSS, offsetof(struct pcpu, pc_common_tss)); 206 ASSYM(PC_COMMON_TSSD, offsetof(struct pcpu, pc_common_tssd)); 207 ASSYM(PC_TSS_GDT, offsetof(struct pcpu, pc_tss_gdt)); 208 ASSYM(PC_FSGS_GDT, offsetof(struct pcpu, pc_fsgs_gdt)); 209 ASSYM(PC_CURRENTLDT, offsetof(struct pcpu, pc_currentldt)); 210 ASSYM(PC_CPUID, offsetof(struct pcpu, pc_cpuid)); 211 ASSYM(PC_CURPMAP, offsetof(struct pcpu, pc_curpmap)); 212 ASSYM(PC_PRIVATE_TSS, offsetof(struct pcpu, pc_private_tss)); 213 214 #ifdef DEV_APIC 215 ASSYM(LA_EOI, LAPIC_EOI * LAPIC_MEM_MUL); 216 ASSYM(LA_ISR, LAPIC_ISR0 * LAPIC_MEM_MUL); 217 #endif 218 219 ASSYM(KCSEL, GSEL(GCODE_SEL, SEL_KPL)); 220 ASSYM(KDSEL, GSEL(GDATA_SEL, SEL_KPL)); 221 ASSYM(KPSEL, GSEL(GPRIV_SEL, SEL_KPL)); 222 223 ASSYM(BC32SEL, GSEL(GBIOSCODE32_SEL, SEL_KPL)); 224 ASSYM(GPROC0_SEL, GPROC0_SEL); 225 ASSYM(VM86_FRAMESIZE, sizeof(struct vm86frame)); 226 227 #ifdef HWPMC_HOOKS 228 ASSYM(PMC_FN_USER_CALLCHAIN, PMC_FN_USER_CALLCHAIN); 229 #endif 230