Commit | Line | Data |
---|---|---|
1da177e4 LT |
1 | /*====================================================================== |
2 | ||
3 | A driver for Adaptec AHA152X-compatible PCMCIA SCSI cards. | |
4 | ||
5 | This driver supports the Adaptec AHA-1460, the New Media Bus | |
6 | Toaster, and the New Media Toast & Jam. | |
7 | ||
8 | aha152x_cs.c 1.54 2000/06/12 21:27:25 | |
9 | ||
10 | The contents of this file are subject to the Mozilla Public | |
11 | License Version 1.1 (the "License"); you may not use this file | |
12 | except in compliance with the License. You may obtain a copy of | |
13 | the License at http://www.mozilla.org/MPL/ | |
14 | ||
15 | Software distributed under the License is distributed on an "AS | |
16 | IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or | |
17 | implied. See the License for the specific language governing | |
18 | rights and limitations under the License. | |
19 | ||
20 | The initial developer of the original code is David A. Hinds | |
21 | <dahinds@users.sourceforge.net>. Portions created by David A. Hinds | |
22 | are Copyright (C) 1999 David A. Hinds. All Rights Reserved. | |
23 | ||
24 | Alternatively, the contents of this file may be used under the | |
25 | terms of the GNU General Public License version 2 (the "GPL"), in which | |
26 | case the provisions of the GPL are applicable instead of the | |
27 | above. If you wish to allow the use of your version of this file | |
28 | only under the terms of the GPL and not to allow others to use | |
29 | your version of this file under the MPL, indicate your decision | |
30 | by deleting the provisions above and replace them with the notice | |
31 | and other provisions required by the GPL. If you do not delete | |
32 | the provisions above, a recipient may use your version of this | |
33 | file under either the MPL or the GPL. | |
34 | ||
35 | ======================================================================*/ | |
36 | ||
37 | #include <linux/module.h> | |
38 | #include <linux/init.h> | |
39 | #include <linux/kernel.h> | |
40 | #include <linux/sched.h> | |
41 | #include <linux/slab.h> | |
42 | #include <linux/string.h> | |
43 | #include <linux/ioport.h> | |
44 | #include <scsi/scsi.h> | |
45 | #include <linux/major.h> | |
46 | #include <linux/blkdev.h> | |
47 | #include <scsi/scsi_ioctl.h> | |
48 | ||
49 | #include "scsi.h" | |
50 | #include <scsi/scsi_host.h> | |
51 | #include "aha152x.h" | |
52 | ||
1da177e4 LT |
53 | #include <pcmcia/cs_types.h> |
54 | #include <pcmcia/cs.h> | |
55 | #include <pcmcia/cistpl.h> | |
56 | #include <pcmcia/ds.h> | |
57 | ||
58 | #ifdef PCMCIA_DEBUG | |
59 | static int pc_debug = PCMCIA_DEBUG; | |
60 | module_param(pc_debug, int, 0644); | |
61 | #define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args) | |
62 | static char *version = | |
63 | "aha152x_cs.c 1.54 2000/06/12 21:27:25 (David Hinds)"; | |
64 | #else | |
65 | #define DEBUG(n, args...) | |
66 | #endif | |
67 | ||
68 | /*====================================================================*/ | |
69 | ||
70 | /* Parameters that can be set with 'insmod' */ | |
71 | ||
72 | /* SCSI bus setup options */ | |
73 | static int host_id = 7; | |
74 | static int reconnect = 1; | |
75 | static int parity = 1; | |
76 | static int synchronous = 1; | |
77 | static int reset_delay = 100; | |
78 | static int ext_trans = 0; | |
79 | ||
80 | module_param(host_id, int, 0); | |
81 | module_param(reconnect, int, 0); | |
82 | module_param(parity, int, 0); | |
83 | module_param(synchronous, int, 0); | |
84 | module_param(reset_delay, int, 0); | |
85 | module_param(ext_trans, int, 0); | |
86 | ||
87 | MODULE_LICENSE("Dual MPL/GPL"); | |
88 | ||
89 | /*====================================================================*/ | |
90 | ||
91 | typedef struct scsi_info_t { | |
fd238232 | 92 | struct pcmcia_device *p_dev; |
1da177e4 LT |
93 | dev_node_t node; |
94 | struct Scsi_Host *host; | |
95 | } scsi_info_t; | |
96 | ||
97 | static void aha152x_release_cs(dev_link_t *link); | |
cc3b4866 | 98 | static void aha152x_detach(struct pcmcia_device *p_dev); |
f8cfa618 | 99 | static void aha152x_config_cs(dev_link_t *link); |
1da177e4 LT |
100 | |
101 | static dev_link_t *dev_list; | |
1da177e4 | 102 | |
f8cfa618 | 103 | static int aha152x_attach(struct pcmcia_device *p_dev) |
1da177e4 LT |
104 | { |
105 | scsi_info_t *info; | |
fd238232 | 106 | dev_link_t *link = dev_to_instance(p_dev); |
1da177e4 LT |
107 | |
108 | DEBUG(0, "aha152x_attach()\n"); | |
109 | ||
110 | /* Create new SCSI device */ | |
111 | info = kmalloc(sizeof(*info), GFP_KERNEL); | |
f8cfa618 | 112 | if (!info) return -ENOMEM; |
1da177e4 | 113 | memset(info, 0, sizeof(*info)); |
fd238232 DB |
114 | info->p_dev = p_dev; |
115 | link->priv = info; | |
1da177e4 LT |
116 | |
117 | link->io.NumPorts1 = 0x20; | |
118 | link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO; | |
119 | link->io.IOAddrLines = 10; | |
120 | link->irq.Attributes = IRQ_TYPE_EXCLUSIVE; | |
121 | link->irq.IRQInfo1 = IRQ_LEVEL_ID; | |
122 | link->conf.Attributes = CONF_ENABLE_IRQ; | |
1da177e4 LT |
123 | link->conf.IntType = INT_MEMORY_AND_IO; |
124 | link->conf.Present = PRESENT_OPTION; | |
125 | ||
f8cfa618 DB |
126 | link->state |= DEV_PRESENT | DEV_CONFIG_PENDING; |
127 | aha152x_config_cs(link); | |
128 | ||
129 | return 0; | |
1da177e4 LT |
130 | } /* aha152x_attach */ |
131 | ||
132 | /*====================================================================*/ | |
133 | ||
cc3b4866 | 134 | static void aha152x_detach(struct pcmcia_device *p_dev) |
1da177e4 | 135 | { |
cc3b4866 | 136 | dev_link_t *link = dev_to_instance(p_dev); |
1da177e4 LT |
137 | |
138 | DEBUG(0, "aha152x_detach(0x%p)\n", link); | |
1da177e4 LT |
139 | |
140 | if (link->state & DEV_CONFIG) | |
141 | aha152x_release_cs(link); | |
142 | ||
1da177e4 | 143 | /* Unlink device structure, free bits */ |
1da177e4 | 144 | kfree(link->priv); |
1da177e4 LT |
145 | } /* aha152x_detach */ |
146 | ||
147 | /*====================================================================*/ | |
148 | ||
149 | #define CS_CHECK(fn, ret) \ | |
150 | do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0) | |
151 | ||
152 | static void aha152x_config_cs(dev_link_t *link) | |
153 | { | |
154 | client_handle_t handle = link->handle; | |
155 | scsi_info_t *info = link->priv; | |
156 | struct aha152x_setup s; | |
157 | tuple_t tuple; | |
158 | cisparse_t parse; | |
159 | int i, last_ret, last_fn; | |
160 | u_char tuple_data[64]; | |
161 | struct Scsi_Host *host; | |
162 | ||
163 | DEBUG(0, "aha152x_config(0x%p)\n", link); | |
164 | ||
165 | tuple.DesiredTuple = CISTPL_CONFIG; | |
166 | tuple.TupleData = tuple_data; | |
167 | tuple.TupleDataMax = 64; | |
168 | tuple.TupleOffset = 0; | |
169 | CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple)); | |
170 | CS_CHECK(GetTupleData, pcmcia_get_tuple_data(handle, &tuple)); | |
171 | CS_CHECK(ParseTuple, pcmcia_parse_tuple(handle, &tuple, &parse)); | |
172 | link->conf.ConfigBase = parse.config.base; | |
173 | ||
174 | /* Configure card */ | |
175 | link->state |= DEV_CONFIG; | |
176 | ||
177 | tuple.DesiredTuple = CISTPL_CFTABLE_ENTRY; | |
178 | CS_CHECK(GetFirstTuple, pcmcia_get_first_tuple(handle, &tuple)); | |
179 | while (1) { | |
180 | if (pcmcia_get_tuple_data(handle, &tuple) != 0 || | |
181 | pcmcia_parse_tuple(handle, &tuple, &parse) != 0) | |
182 | goto next_entry; | |
183 | /* For New Media T&J, look for a SCSI window */ | |
184 | if (parse.cftable_entry.io.win[0].len >= 0x20) | |
185 | link->io.BasePort1 = parse.cftable_entry.io.win[0].base; | |
186 | else if ((parse.cftable_entry.io.nwin > 1) && | |
187 | (parse.cftable_entry.io.win[1].len >= 0x20)) | |
188 | link->io.BasePort1 = parse.cftable_entry.io.win[1].base; | |
189 | if ((parse.cftable_entry.io.nwin > 0) && | |
190 | (link->io.BasePort1 < 0xffff)) { | |
191 | link->conf.ConfigIndex = parse.cftable_entry.index; | |
192 | i = pcmcia_request_io(handle, &link->io); | |
193 | if (i == CS_SUCCESS) break; | |
194 | } | |
195 | next_entry: | |
196 | CS_CHECK(GetNextTuple, pcmcia_get_next_tuple(handle, &tuple)); | |
197 | } | |
198 | ||
199 | CS_CHECK(RequestIRQ, pcmcia_request_irq(handle, &link->irq)); | |
200 | CS_CHECK(RequestConfiguration, pcmcia_request_configuration(handle, &link->conf)); | |
201 | ||
202 | /* Set configuration options for the aha152x driver */ | |
203 | memset(&s, 0, sizeof(s)); | |
204 | s.conf = "PCMCIA setup"; | |
205 | s.io_port = link->io.BasePort1; | |
206 | s.irq = link->irq.AssignedIRQ; | |
207 | s.scsiid = host_id; | |
208 | s.reconnect = reconnect; | |
209 | s.parity = parity; | |
210 | s.synchronous = synchronous; | |
211 | s.delay = reset_delay; | |
212 | if (ext_trans) | |
213 | s.ext_trans = ext_trans; | |
214 | ||
215 | host = aha152x_probe_one(&s); | |
216 | if (host == NULL) { | |
217 | printk(KERN_INFO "aha152x_cs: no SCSI devices found\n"); | |
218 | goto cs_failed; | |
219 | } | |
220 | ||
221 | sprintf(info->node.dev_name, "scsi%d", host->host_no); | |
fd238232 | 222 | link->dev_node = &info->node; |
1da177e4 LT |
223 | info->host = host; |
224 | ||
225 | link->state &= ~DEV_CONFIG_PENDING; | |
226 | return; | |
227 | ||
228 | cs_failed: | |
229 | cs_error(link->handle, last_fn, last_ret); | |
230 | aha152x_release_cs(link); | |
231 | return; | |
232 | } | |
233 | ||
234 | static void aha152x_release_cs(dev_link_t *link) | |
235 | { | |
236 | scsi_info_t *info = link->priv; | |
237 | ||
238 | aha152x_release(info->host); | |
5f2a71fc | 239 | pcmcia_disable_device(link->handle); |
1da177e4 LT |
240 | } |
241 | ||
98e4c28b DB |
242 | static int aha152x_resume(struct pcmcia_device *dev) |
243 | { | |
244 | dev_link_t *link = dev_to_instance(dev); | |
245 | scsi_info_t *info = link->priv; | |
246 | ||
8661bb5b | 247 | aha152x_host_reset_host(info->host); |
98e4c28b DB |
248 | |
249 | return 0; | |
250 | } | |
251 | ||
2dc27daa DB |
252 | static struct pcmcia_device_id aha152x_ids[] = { |
253 | PCMCIA_DEVICE_PROD_ID123("New Media", "SCSI", "Bus Toaster", 0xcdf7e4cc, 0x35f26476, 0xa8851d6e), | |
254 | PCMCIA_DEVICE_PROD_ID123("NOTEWORTHY", "SCSI", "Bus Toaster", 0xad89c6e8, 0x35f26476, 0xa8851d6e), | |
255 | PCMCIA_DEVICE_PROD_ID12("Adaptec, Inc.", "APA-1460 SCSI Host Adapter", 0x24ba9738, 0x3a3c3d20), | |
256 | PCMCIA_DEVICE_PROD_ID12("New Media Corporation", "Multimedia Sound/SCSI", 0x085a850b, 0x80a6535c), | |
257 | PCMCIA_DEVICE_PROD_ID12("NOTEWORTHY", "NWCOMB02 SCSI/AUDIO COMBO CARD", 0xad89c6e8, 0x5f9a615b), | |
258 | PCMCIA_DEVICE_NULL, | |
259 | }; | |
260 | MODULE_DEVICE_TABLE(pcmcia, aha152x_ids); | |
261 | ||
1da177e4 LT |
262 | static struct pcmcia_driver aha152x_cs_driver = { |
263 | .owner = THIS_MODULE, | |
264 | .drv = { | |
265 | .name = "aha152x_cs", | |
266 | }, | |
f8cfa618 | 267 | .probe = aha152x_attach, |
cc3b4866 | 268 | .remove = aha152x_detach, |
2dc27daa | 269 | .id_table = aha152x_ids, |
98e4c28b | 270 | .resume = aha152x_resume, |
1da177e4 LT |
271 | }; |
272 | ||
273 | static int __init init_aha152x_cs(void) | |
274 | { | |
275 | return pcmcia_register_driver(&aha152x_cs_driver); | |
276 | } | |
277 | ||
278 | static void __exit exit_aha152x_cs(void) | |
279 | { | |
280 | pcmcia_unregister_driver(&aha152x_cs_driver); | |
281 | BUG_ON(dev_list != NULL); | |
282 | } | |
283 | ||
284 | module_init(init_aha152x_cs); | |
285 | module_exit(exit_aha152x_cs); | |
286 |