xref: /freebsd/sys/dev/ispfw/ispfw.c (revision 7660b554bc59a07be0431c17e0e33815818baa69)
1 /*
2 
3 #include <sys/cdefs.h>
4 __FBSDID("$FreeBSD$");
5  * ISP Firmware Helper Pseudo Device for FreeBSD
6  *
7  * Copyright (c) 2000, 2001, by Matthew Jacob
8  * All rights reserved.
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 immediately at the beginning of the file, without modification,
15  *    this list of conditions, and the following disclaimer.
16  * 2. The name of the author may not be used to endorse or promote products
17  *    derived from this software 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 FOR
23  * 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 
32 #include <sys/param.h>
33 #include <sys/kernel.h>
34 #include <sys/malloc.h>
35 
36 #include <dev/ispfw/asm_1040.h>
37 #include <dev/ispfw/asm_1080.h>
38 #include <dev/ispfw/asm_12160.h>
39 #include <dev/ispfw/asm_2100.h>
40 #include <dev/ispfw/asm_2200.h>
41 #include <dev/ispfw/asm_2300.h>
42 #if	_MACHINE_ARCH == sparc64
43 #include <dev/ispfw/asm_1000.h>
44 #endif
45 
46 #define	ISPFW_VERSION	0
47 
48 #define	PCI_PRODUCT_QLOGIC_ISP1020	0x1020
49 #define	PCI_PRODUCT_QLOGIC_ISP1080	0x1080
50 #define	PCI_PRODUCT_QLOGIC_ISP10160	0x1016
51 #define	PCI_PRODUCT_QLOGIC_ISP12160	0x1216
52 #define	PCI_PRODUCT_QLOGIC_ISP1240	0x1240
53 #define	PCI_PRODUCT_QLOGIC_ISP1280	0x1280
54 #define	PCI_PRODUCT_QLOGIC_ISP2100	0x2100
55 #define	PCI_PRODUCT_QLOGIC_ISP2200	0x2200
56 #define	PCI_PRODUCT_QLOGIC_ISP2300	0x2300
57 #define	PCI_PRODUCT_QLOGIC_ISP2312	0x2312
58 #if	_MACHINE_ARCH == sparc64
59 #define	SBUS_PRODUCT_QLOGIC_ISP1000	0x1000
60 #endif
61 
62 typedef void ispfwfunc(int, int, int, const u_int16_t **);
63 extern ispfwfunc *isp_get_firmware_p;
64 static void isp_get_firmware(int, int, int, const u_int16_t **);
65 
66 static int ncallers = 0;
67 static const u_int16_t ***callp = NULL;
68 static int addcaller(const u_int16_t **);
69 
70 static int
71 addcaller(const u_int16_t **caller)
72 {
73 	const u_int16_t ***newcallp;
74 	int i;
75 	for (i = 0; i < ncallers; i++) {
76 		if (callp[i] == caller)
77 			return (1);
78 	}
79 	newcallp = malloc((ncallers + 1) * sizeof (const u_int16_t ***),
80 	    M_DEVBUF, M_NOWAIT);
81 	if (newcallp == NULL) {
82 		return (0);
83 	}
84 	for (i = 0; i < ncallers; i++) {
85 		newcallp[i] = callp[i];
86 	}
87 	newcallp[ncallers] = caller;
88 	if (ncallers++)
89 		free(callp, M_DEVBUF);
90 	callp = newcallp;
91 	return (1);
92 }
93 
94 static void
95 isp_get_firmware(int version, int tgtmode, int devid, const u_int16_t **ptrp)
96 {
97 	const u_int16_t *rp = NULL;
98 
99 	if (version == ISPFW_VERSION) {
100 		switch (devid) {
101 		case PCI_PRODUCT_QLOGIC_ISP1020:
102 			if (tgtmode)
103 				rp = isp_1040_risc_code_it;
104 			else
105 				rp = isp_1040_risc_code;
106 			break;
107 		case PCI_PRODUCT_QLOGIC_ISP1080:
108 		case PCI_PRODUCT_QLOGIC_ISP1240:
109 		case PCI_PRODUCT_QLOGIC_ISP1280:
110 			if (tgtmode)
111 				rp = isp_1080_risc_code_it;
112 			else
113 				rp = isp_1080_risc_code;
114 			break;
115 		case PCI_PRODUCT_QLOGIC_ISP10160:
116 		case PCI_PRODUCT_QLOGIC_ISP12160:
117 			if (tgtmode)
118 				rp = isp_12160_risc_code_it;
119 			else
120 				rp = isp_12160_risc_code;
121 			break;
122 		case PCI_PRODUCT_QLOGIC_ISP2100:
123 			rp = isp_2100_risc_code;
124 			break;
125 		case PCI_PRODUCT_QLOGIC_ISP2200:
126 			rp = isp_2200_risc_code;
127 			break;
128 		case PCI_PRODUCT_QLOGIC_ISP2300:
129 		case PCI_PRODUCT_QLOGIC_ISP2312:
130 			rp = isp_2300_risc_code;
131 			break;
132 #if	_MACHINE_ARCH == sparc64
133 		case SBUS_PRODUCT_QLOGIC_ISP1000:
134 			if (tgtmode)
135 				break;
136 			rp = isp_1000_risc_code;
137 			break;
138 #endif
139 		default:
140 			break;
141 		}
142 	}
143 	if (rp && addcaller(ptrp)) {
144 		*ptrp = rp;
145 	}
146 }
147 
148 static int
149 isp_module_handler(module_t mod, int what, void *arg)
150 {
151 	switch (what) {
152 	case MOD_LOAD:
153 		isp_get_firmware_p = isp_get_firmware;
154 		break;
155 	case MOD_UNLOAD:
156 		isp_get_firmware_p = NULL;
157 		if (ncallers)  {
158 			int i;
159 			for (i = 0; i < ncallers; i++) {
160 				*callp[i] = NULL;
161 			}
162 			free(callp, M_DEVBUF);
163 		}
164 		break;
165 	default:
166 		break;
167 	}
168 	return (0);
169 }
170 static moduledata_t ispfw_mod = {
171 	"ispfw", isp_module_handler, NULL
172 };
173 DECLARE_MODULE(ispfw, ispfw_mod, SI_SUB_DRIVERS, SI_ORDER_THIRD);
174 MODULE_VERSION(ispfw, ISPFW_VERSION);
175 MODULE_DEPEND(ispfw, isp, 1, 1, 1);
176