diff options
Diffstat (limited to 'freebsd/i386/include/freebsd/machine/md_var.h')
| -rw-r--r-- | freebsd/i386/include/freebsd/machine/md_var.h | 106 |
1 files changed, 106 insertions, 0 deletions
diff --git a/freebsd/i386/include/freebsd/machine/md_var.h b/freebsd/i386/include/freebsd/machine/md_var.h new file mode 100644 index 00000000..43bd0491 --- /dev/null +++ b/freebsd/i386/include/freebsd/machine/md_var.h @@ -0,0 +1,106 @@ +/*- + * 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. + * + * $FreeBSD$ + */ + +#ifndef _MACHINE_MD_VAR_HH_ +#define _MACHINE_MD_VAR_HH_ + +/* + * Miscellaneous machine-dependent declarations. + */ + +extern long Maxmem; +extern u_int basemem; /* PA of original top of base memory */ +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_mxcsr_mask; +extern u_int cpu_procinfo; +extern u_int cpu_procinfo2; +extern char cpu_vendor[]; +extern u_int cpu_vendor_id; +extern u_int cyrix_did; +extern char kstack[]; +extern char sigcode[]; +extern int szsigcode; +#ifdef COMPAT_FREEBSD4 +extern int szfreebsd4_sigcode; +#endif +#ifdef COMPAT_43 +extern int szosigcode; +#endif +extern uint32_t *vm_page_dump; +extern int vm_page_dump_size; +extern int workaround_erratum383; + +typedef void alias_for_inthand_t(u_int cs, u_int ef, u_int esp, u_int ss); +struct thread; +struct reg; +struct fpreg; +struct dbreg; +struct dumperinfo; + +void bcopyb(const void *from, void *to, size_t len); +void busdma_swi(void); +void cpu_setregs(void); +void cpu_switch_load_gs(void) __asm(__STRING(cpu_switch_load_gs)); +void doreti_iret(void) __asm(__STRING(doreti_iret)); +void doreti_iret_fault(void) __asm(__STRING(doreti_iret_fault)); +void doreti_popl_ds(void) __asm(__STRING(doreti_popl_ds)); +void doreti_popl_ds_fault(void) __asm(__STRING(doreti_popl_ds_fault)); +void doreti_popl_es(void) __asm(__STRING(doreti_popl_es)); +void doreti_popl_es_fault(void) __asm(__STRING(doreti_popl_es_fault)); +void doreti_popl_fs(void) __asm(__STRING(doreti_popl_fs)); +void doreti_popl_fs_fault(void) __asm(__STRING(doreti_popl_fs_fault)); +void dump_add_page(vm_paddr_t); +void dump_drop_page(vm_paddr_t); +void enable_sse(void); +void fillw(int /*u_short*/ pat, void *base, size_t cnt); +void i686_pagezero(void *addr); +void sse2_pagezero(void *addr); +void init_AMD_Elan_sc520(void); +int is_physical_memory(vm_paddr_t addr); +int isa_nmi(int cd); +vm_paddr_t kvtop(void *addr); +void setidt(int idx, alias_for_inthand_t *func, int typ, int dpl, int selec); +int user_dbreg_trap(void); +void minidumpsys(struct dumperinfo *); + +#endif /* !_MACHINE_MD_VAR_HH_ */ |