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/*- * Copyright (c) 1995 Bruce D. Evans. * All rights reserved. * * 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 author nor the names of contributors * may be used to endorse or promote products derived from this software * without specific prior written permission. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR 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 AUTHOR 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. * * $FreeBSD: release/9.1.0/sys/amd64/include/md_var.h 231979 2012-02-21 20:56:03Z kib $ */ #ifndef _MACHINE_MD_VAR_H_ #define _MACHINE_MD_VAR_H_ /* * Miscellaneous machine-dependent declarations. */ extern long Maxmem; extern u_int basemem; extern int busdma_swi_pending; extern u_int cpu_exthigh; extern u_int cpu_feature; extern u_int cpu_feature2; extern u_int amd_feature; extern u_int amd_feature2; extern u_int amd_pminfo; extern u_int via_feature_rng; extern u_int via_feature_xcrypt; extern u_int cpu_clflush_line_size; extern u_int cpu_fxsr; extern u_int cpu_high; extern u_int cpu_id; extern u_int cpu_max_ext_state_size; extern u_int cpu_mxcsr_mask; extern u_int cpu_procinfo; extern u_int cpu_procinfo2; extern char cpu_vendor[]; extern u_int cpu_vendor_id; extern char kstack[]; extern char sigcode[]; extern int szsigcode; extern uint64_t *vm_page_dump; extern int vm_page_dump_size; extern int workaround_erratum383; extern int _udatasel; extern int _ucodesel; extern int _ucode32sel; extern int _ufssel; extern int _ugssel; extern int use_xsave; extern uint64_t xsave_mask; typedef void alias_for_inthand_t(u_int cs, u_int ef, u_int esp, u_int ss); struct pcb; struct savefpu; struct thread; struct reg; struct fpreg; struct dbreg; struct dumperinfo; void *alloc_fpusave(int flags); void amd64_syscall(struct thread *td, int traced); void busdma_swi(void); void cpu_setregs(void); void ctx_fpusave(void *); void doreti_iret(void) __asm(__STRING(doreti_iret)); void doreti_iret_fault(void) __asm(__STRING(doreti_iret_fault)); void ld_ds(void) __asm(__STRING(ld_ds)); void ld_es(void) __asm(__STRING(ld_es)); void ld_fs(void) __asm(__STRING(ld_fs)); void ld_gs(void) __asm(__STRING(ld_gs)); void ld_fsbase(void) __asm(__STRING(ld_fsbase)); void ld_gsbase(void) __asm(__STRING(ld_gsbase)); void ds_load_fault(void) __asm(__STRING(ds_load_fault)); void es_load_fault(void) __asm(__STRING(es_load_fault)); void fs_load_fault(void) __asm(__STRING(fs_load_fault)); void gs_load_fault(void) __asm(__STRING(gs_load_fault)); void fsbase_load_fault(void) __asm(__STRING(fsbase_load_fault)); void gsbase_load_fault(void) __asm(__STRING(gsbase_load_fault)); void dump_add_page(vm_paddr_t); void dump_drop_page(vm_paddr_t); void initializecpu(void); void initializecpucache(void); void fillw(int /*u_short*/ pat, void *base, size_t cnt); void fpstate_drop(struct thread *td); int is_physical_memory(vm_paddr_t addr); int isa_nmi(int cd); void pagecopy(void *from, void *to); void pagezero(void *addr); void setidt(int idx, alias_for_inthand_t *func, int typ, int dpl, int ist); int user_dbreg_trap(void); void minidumpsys(struct dumperinfo *); struct savefpu *get_pcb_user_save_td(struct thread *td); struct savefpu *get_pcb_user_save_pcb(struct pcb *pcb); struct pcb *get_pcb_td(struct thread *td); #endif /* !_MACHINE_MD_VAR_H_ */