md_var.h revision 291937
1/*- 2 * Copyright (c) 1995 Bruce D. Evans. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 3. Neither the name of the author nor the names of contributors 14 * may be used to endorse or promote products derived from this software 15 * without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 18 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 19 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 20 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 21 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 22 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 23 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 24 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 25 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 26 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 27 * SUCH DAMAGE. 28 * 29 * from: FreeBSD: src/sys/i386/include/md_var.h,v 1.40 2001/07/12 30 * $FreeBSD: head/sys/arm/include/md_var.h 291937 2015-12-07 12:20:26Z kib $ 31 */ 32 33#ifndef _MACHINE_MD_VAR_H_ 34#define _MACHINE_MD_VAR_H_ 35 36extern long Maxmem; 37extern char sigcode[]; 38extern int szsigcode; 39extern uint32_t *vm_page_dump; 40extern int vm_page_dump_size; 41 42extern int (*_arm_memcpy)(void *, void *, int, int); 43extern int (*_arm_bzero)(void *, int, int); 44 45extern int _min_memcpy_size; 46extern int _min_bzero_size; 47 48struct vdso_timehands; 49struct timecounter; 50extern uint32_t (*arm_cpu_fill_vdso_timehands)(struct vdso_timehands *, 51 struct timecounter *); 52 53#define DST_IS_USER 0x1 54#define SRC_IS_USER 0x2 55#define IS_PHYSICAL 0x4 56 57enum cpu_class { 58 CPU_CLASS_NONE, 59 CPU_CLASS_ARM9TDMI, 60 CPU_CLASS_ARM9ES, 61 CPU_CLASS_ARM9EJS, 62 CPU_CLASS_ARM10E, 63 CPU_CLASS_ARM10EJ, 64 CPU_CLASS_CORTEXA, 65 CPU_CLASS_KRAIT, 66 CPU_CLASS_XSCALE, 67 CPU_CLASS_ARM11J, 68 CPU_CLASS_MARVELL 69}; 70extern enum cpu_class cpu_class; 71 72struct dumperinfo; 73extern int busdma_swi_pending; 74void busdma_swi(void); 75void dump_add_page(vm_paddr_t); 76void dump_drop_page(vm_paddr_t); 77int minidumpsys(struct dumperinfo *); 78 79extern uint32_t initial_fpscr; 80 81#endif /* !_MACHINE_MD_VAR_H_ */ 82