1 /* $NetBSD: netbsd32_machdep.h,v 1.6 2020/07/26 08:08:41 simonb Exp $ */ 2 3 /*- 4 * Copyright (c) 2009 The NetBSD Foundation, Inc. 5 * All rights reserved. 6 * 7 * This code is derived from software contributed to The NetBSD Foundation 8 * by Matt Thomas <matt@3am-software.com>. 9 * 10 * Redistribution and use in source and binary forms, with or without 11 * modification, are permitted provided that the following conditions 12 * are met: 13 * 1. Redistributions of source code must retain the above copyright 14 * notice, this list of conditions and the following disclaimer. 15 * 2. Redistributions in binary form must reproduce the above copyright 16 * notice, this list of conditions and the following disclaimer in the 17 * documentation and/or other materials provided with the distribution. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS 20 * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED 21 * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR 22 * PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS 23 * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR 24 * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF 25 * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS 26 * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN 27 * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) 28 * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE 29 * POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 #ifndef _MACHINE_NETBSD32_H_ 33 #define _MACHINE_NETBSD32_H_ 34 35 #include <sys/types.h> 36 37 /* 38 * On MIPS, pointers are signed. 39 */ 40 #define NETBSD32_POINTER_TYPE int32_t 41 typedef struct { NETBSD32_POINTER_TYPE i32; } netbsd32_pointer_t; 42 43 #define NETBSD32_INT64_ALIGN 44 45 typedef netbsd32_pointer_t netbsd32_sigcontextp_t; 46 47 /* Support varying ABI names for netbsd32 */ 48 extern const char machine_arch32[]; 49 #define PROC_MACHINE_ARCH32(P) ((P)->p_md.md_abi == _MIPS_BSD_API_O32) ? \ 50 __UNCONST(machine_arch32) : machine_arch 51 52 /* 53 * The sigcode is ABI neutral. 54 */ 55 #define netbsd32_sigcode sigcode 56 #define netbsd32_esigcode esigcode 57 58 /* 59 * Note: syscall_intern and setregs do not care about COMPAT_NETBSD32. 60 */ 61 #define netbsd32_syscall_intern syscall_intern 62 #define netbsd32_setregs setregs 63 64 /* <mips/sysarch.h> */ 65 struct mips_cacheflush_args32 { 66 netbsd32_intptr_t va; 67 netbsd32_size_t nbytes; 68 int whichcache; 69 }; 70 71 struct mips_cachectl_args32 { 72 netbsd32_intptr_t va; 73 netbsd32_size_t nbytes; 74 int ctl; 75 }; 76 77 #endif /* _MACHINE_NETBSD32_H_ */ 78