xref: /freebsd/sys/dev/ispfw/ispfw.c (revision 6580f5c38dd5b01aeeaed16b370f1a12423437f0)
1 /*-
2  * SPDX-License-Identifier: BSD-2-Clause
3  *
4  * ISP Firmware Modules for FreeBSD
5  *
6  * Copyright (c) 2000, 2001, 2006 by Matthew Jacob
7  * All rights reserved.
8  *
9  * Redistribution and use in source and binary forms, with or without
10  * modification, are permitted provided that the following conditions
11  * are met:
12  * 1. Redistributions of source code must retain the above copyright
13  *    notice immediately at the beginning of the file, without modification,
14  *    this list of conditions, and the following disclaimer.
15  * 2. The name of the author may not be used to endorse or promote products
16  *    derived from this software without specific prior written permission.
17  *
18  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
19  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
20  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
21  * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE FOR
22  * ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
23  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
24  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
26  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
27  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
28  * SUCH DAMAGE.
29  */
30 
31 #include <sys/param.h>
32 #include <sys/firmware.h>
33 #include <sys/kernel.h>
34 #include <sys/linker.h>
35 #include <sys/module.h>
36 #include <sys/systm.h>
37 
38 #if	defined(ISP_ALL) || !defined(KLD_MODULE)
39 #define	ISP_2400	1
40 #define	ISP_2500	1
41 #define	ISP_2600	1
42 #define	ISP_2700	1
43 #define	ISP_2800	1
44 #endif
45 
46 #ifndef MODULE_NAME
47 #define	MODULE_NAME	"ispfw"
48 #endif
49 
50 #if	defined(ISP_2400)
51 #include <dev/ispfw/asm_2400.h>
52 #endif
53 #if	defined(ISP_2500)
54 #include <dev/ispfw/asm_2500.h>
55 #endif
56 #if	defined(ISP_2600)
57 #include <dev/ispfw/asm_2600.h>
58 #endif
59 #if	defined(ISP_2700)
60 #include <dev/ispfw/asm_2700.h>
61 #endif
62 #if	defined(ISP_2800)
63 #include <dev/ispfw/asm_2800.h>
64 #endif
65 
66 #if	defined(ISP_2400)
67 static int	isp_2400_loaded;
68 #endif
69 #if	defined(ISP_2500)
70 static int	isp_2500_loaded;
71 #endif
72 #if	defined(ISP_2600)
73 static int	isp_2600_loaded;
74 #endif
75 #if	defined(ISP_2700)
76 static int	isp_2700_loaded;
77 #endif
78 #if	defined(ISP_2800)
79 static int	isp_2800_loaded;
80 #endif
81 
82 #define	ISPFW_VERSION	1
83 
84 #define	RMACRO(token)	do {						\
85 	if (token##_loaded)						\
86 		break;							\
87 	if (firmware_register(#token, token##_risc_code,		\
88 	    token##_risc_code[3] * sizeof(token##_risc_code[3]),	\
89 	    ISPFW_VERSION, NULL) == NULL)				\
90 		break;							\
91 	token##_loaded++;						\
92 } while (0)
93 
94 #define	UMACRO(token)	do {						\
95 	if (!token##_loaded)						\
96 		break;							\
97 	if (firmware_unregister(#token) != 0) {				\
98 		error = EBUSY;						\
99 		break;							\
100 	}								\
101 	token##_loaded--;						\
102 } while (0)
103 
104 static int
105 do_load_fw(void)
106 {
107 
108 #if	defined(ISP_2400)
109 	RMACRO(isp_2400);
110 #endif
111 #if	defined(ISP_2500)
112 	RMACRO(isp_2500);
113 #endif
114 #if	defined(ISP_2600)
115 	RMACRO(isp_2600);
116 #endif
117 #if	defined(ISP_2700)
118 	RMACRO(isp_2700);
119 #endif
120 #if	defined(ISP_2800)
121 	RMACRO(isp_2800);
122 #endif
123 	return (0);
124 }
125 
126 static int
127 do_unload_fw(void)
128 {
129 	int error = 0;
130 
131 #if	defined(ISP_2400)
132 	UMACRO(isp_2400);
133 #endif
134 #if	defined(ISP_2500)
135 	UMACRO(isp_2500);
136 #endif
137 #if	defined(ISP_2600)
138 	UMACRO(isp_2600);
139 #endif
140 #if	defined(ISP_2700)
141 	UMACRO(isp_2700);
142 #endif
143 #if	defined(ISP_2800)
144 	UMACRO(isp_2800);
145 #endif
146 	return (error);
147 }
148 
149 static int
150 module_handler(module_t mod, int what, void *arg)
151 {
152 
153 	switch (what) {
154 	case MOD_LOAD:
155 		return (do_load_fw());
156 	case MOD_UNLOAD:
157 		return (do_unload_fw());
158 	}
159 	return (EOPNOTSUPP);
160 }
161 static moduledata_t ispfw_mod = {
162 	MODULE_NAME, module_handler, NULL
163 };
164 #if	defined(ISP_ALL) || !defined(KLD_MODULE)
165 DECLARE_MODULE(ispfw, ispfw_mod, SI_SUB_DRIVERS, SI_ORDER_THIRD);
166 #elif	defined(ISP_2400)
167 DECLARE_MODULE(isp_2400, ispfw_mod, SI_SUB_DRIVERS, SI_ORDER_THIRD);
168 #elif	defined(ISP_2500)
169 DECLARE_MODULE(isp_2500, ispfw_mod, SI_SUB_DRIVERS, SI_ORDER_THIRD);
170 #elif	defined(ISP_2600)
171 DECLARE_MODULE(isp_2600, ispfw_mod, SI_SUB_DRIVERS, SI_ORDER_THIRD);
172 #elif	defined(ISP_2700)
173 DECLARE_MODULE(isp_2700, ispfw_mod, SI_SUB_DRIVERS, SI_ORDER_THIRD);
174 #elif	defined(ISP_2800)
175 DECLARE_MODULE(isp_2800, ispfw_mod, SI_SUB_DRIVERS, SI_ORDER_THIRD);
176 #else
177 #error	"firmware not specified"
178 #endif
179