xref: /netbsd-src/sys/compat/common/compat_60_mod.c (revision d91f98a8715141154279122ae81737cb65179572)
1 /*	$NetBSD: compat_60_mod.c,v 1.2 2019/01/27 02:08:39 pgoyette Exp $	*/
2 
3 /*-
4  * Copyright (c) 2018 The NetBSD Foundation, Inc.
5  * All rights reserved.
6  *
7  * This code is derived from software developed for The NetBSD Foundation
8  * by Paul Goyette
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 /*
33  * Linkage for the compat module: spaghetti.
34  */
35 
36 #if defined(_KERNEL_OPT)
37 #include "opt_compat_netbsd.h"
38 #endif
39 
40 #include <sys/cdefs.h>
41 __KERNEL_RCSID(0, "$NetBSD: compat_60_mod.c,v 1.2 2019/01/27 02:08:39 pgoyette Exp $");
42 
43 #include <sys/systm.h>
44 #include <sys/module.h>
45 #include <sys/sysctl.h>
46 #include <sys/syscall.h>
47 #include <sys/syscallvar.h>
48 #include <sys/syscallargs.h>
49 
50 #include <compat/common/compat_util.h>
51 #include <compat/common/compat_mod.h>
52 
53 #include <compat/sys/ccdvar.h>
54 #include <compat/sys/cpuio.h>
55 
56 int
compat_60_init(void)57 compat_60_init(void)
58 {
59 	int error = 0;
60 
61 	error = kern_time_60_init();
62 	if (error != 0)
63 		return error;
64 
65 	error = kern_sa_60_init();
66 	if (error != 0) {
67 		kern_time_60_fini();
68 		return 0;
69 	}
70 
71 	kern_tty_60_init();
72 	ccd_60_init();
73 #ifdef CPU_UCODE
74 	kern_cpu_60_init();
75 #endif
76 
77 	return error;
78 }
79 
80 int
compat_60_fini(void)81 compat_60_fini(void)
82 {
83 	int error = 0;
84 
85 #ifdef CPU_UCODE
86 	kern_cpu_60_fini();
87 #endif
88 	ccd_60_fini();
89 	kern_tty_60_fini();
90 
91 
92 	error = kern_sa_60_fini();
93 	if (error != 0) {
94 		kern_tty_60_init();
95 		ccd_60_init();
96 #ifdef CPU_UCODE
97 		kern_cpu_60_init();
98 #endif
99 		return error;
100 	}
101 
102 	error = kern_time_60_fini();
103 	if (error != 0) {
104 		kern_sa_60_init();
105 		kern_tty_60_init();
106 		ccd_60_init();
107 #ifdef CPU_UCODE
108 		kern_cpu_60_init();
109 #endif
110 		return error;
111 	}
112 
113 	return error;
114 }
115 
116 MODULE(MODULE_CLASS_EXEC, compat_60, "compat_70");
117 
118 static int
compat_60_modcmd(modcmd_t cmd,void * arg)119 compat_60_modcmd(modcmd_t cmd, void *arg)
120 {
121 
122 	switch (cmd) {
123 	case MODULE_CMD_INIT:
124 		return compat_60_init();
125 	case MODULE_CMD_FINI:
126 		return compat_60_fini();
127 	default:
128 		return ENOTTY;
129 	}
130 }
131