1 /*- 2 * SPDX-License-Identifier: BSD-3-Clause 3 * 4 * Copyright (c) 1995 Bruce D. Evans. 5 * All rights reserved. 6 * 7 * Redistribution and use in source and binary forms, with or without 8 * modification, are permitted provided that the following conditions 9 * are met: 10 * 1. Redistributions of source code must retain the above copyright 11 * notice, this list of conditions and the following disclaimer. 12 * 2. Redistributions in binary form must reproduce the above copyright 13 * notice, this list of conditions and the following disclaimer in the 14 * documentation and/or other materials provided with the distribution. 15 * 3. Neither the name of the author nor the names of contributors 16 * may be used to endorse or promote products derived from this software 17 * without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 20 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 21 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 22 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 23 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 24 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 25 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 26 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 27 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 28 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 29 * SUCH DAMAGE. 30 * 31 * from: FreeBSD: src/sys/i386/include/md_var.h,v 1.40 2001/07/12 32 * $FreeBSD$ 33 */ 34 35 #ifndef _MACHINE_MD_VAR_H_ 36 #define _MACHINE_MD_VAR_H_ 37 38 extern long Maxmem; 39 extern char sigcode[]; 40 extern int szsigcode; 41 extern uint32_t *vm_page_dump; 42 extern int vm_page_dump_size; 43 extern u_long elf_hwcap; 44 extern u_long elf_hwcap2; 45 extern vm_paddr_t arm_physmem_kernaddr; 46 47 extern int (*_arm_memcpy)(void *, void *, int, int); 48 extern int (*_arm_bzero)(void *, int, int); 49 50 extern int _min_memcpy_size; 51 extern int _min_bzero_size; 52 53 #define DST_IS_USER 0x1 54 #define SRC_IS_USER 0x2 55 #define IS_PHYSICAL 0x4 56 57 enum 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 }; 70 extern enum cpu_class cpu_class; 71 72 struct dumperinfo; 73 extern int busdma_swi_pending; 74 void busdma_swi(void); 75 void dump_add_page(vm_paddr_t); 76 void dump_drop_page(vm_paddr_t); 77 int minidumpsys(struct dumperinfo *); 78 79 extern uint32_t initial_fpscr; 80 81 #endif /* !_MACHINE_MD_VAR_H_ */ 82