2 * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
4 * Copyright (c) 1998 Doug Rabson
7 * Redistribution and use in source and binary forms, with or without
8 * modification, are permitted provided that the following conditions
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.
16 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
17 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
18 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
19 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
20 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
21 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
22 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
23 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
24 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
25 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
31 #ifndef _MACHINE_MD_VAR_H_
32 #define _MACHINE_MD_VAR_H_
35 * Miscellaneous machine-dependent declarations.
38 extern char sigcode32[];
39 extern int szsigcode32;
42 extern char sigcode64[], sigcode64_elfv2[];
43 extern int szsigcode64, szsigcode64_elfv2;
47 extern int busdma_swi_pending;
49 extern vm_offset_t kstack0;
50 extern vm_offset_t kstack0_phys;
52 extern int powerpc_pow_enabled;
53 extern int cacheline_size;
54 extern int hw_direct_map;
56 void __syncicache(void *, int);
58 void busdma_swi(void);
59 int is_physical_memory(vm_offset_t addr);
60 int mem_valid(vm_offset_t addr, int len);
63 void decr_ap_init(void);
64 void decr_tc_init(void);
66 void cpu_feature_setup(void);
67 void cpu_setup(u_int);
70 void powerpc_interrupt(struct trapframe *);
72 #endif /* !_MACHINE_MD_VAR_H_ */