Version:  2.0.40 2.2.26 2.4.37 3.0 3.1 3.2 3.3 3.4 3.5 3.6 3.7 3.8 3.9 3.10 3.11 3.12 3.13 3.14 3.15 3.16

Linux/drivers/scsi/pcmcia/aha152x_stub.c

  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/slab.h>
 41 #include <linux/string.h>
 42 #include <linux/ioport.h>
 43 #include <scsi/scsi.h>
 44 #include <linux/major.h>
 45 #include <linux/blkdev.h>
 46 #include <scsi/scsi_ioctl.h>
 47 
 48 #include "scsi.h"
 49 #include <scsi/scsi_host.h>
 50 #include "aha152x.h"
 51 
 52 #include <pcmcia/cistpl.h>
 53 #include <pcmcia/ds.h>
 54 
 55 
 56 /*====================================================================*/
 57 
 58 /* Parameters that can be set with 'insmod' */
 59 
 60 /* SCSI bus setup options */
 61 static int host_id = 7;
 62 static int reconnect = 1;
 63 static int parity = 1;
 64 static int synchronous = 1;
 65 static int reset_delay = 100;
 66 static int ext_trans = 0;
 67 
 68 module_param(host_id, int, 0);
 69 module_param(reconnect, int, 0);
 70 module_param(parity, int, 0);
 71 module_param(synchronous, int, 0);
 72 module_param(reset_delay, int, 0);
 73 module_param(ext_trans, int, 0);
 74 
 75 MODULE_LICENSE("Dual MPL/GPL");
 76 
 77 /*====================================================================*/
 78 
 79 typedef struct scsi_info_t {
 80         struct pcmcia_device    *p_dev;
 81     struct Scsi_Host    *host;
 82 } scsi_info_t;
 83 
 84 static void aha152x_release_cs(struct pcmcia_device *link);
 85 static void aha152x_detach(struct pcmcia_device *p_dev);
 86 static int aha152x_config_cs(struct pcmcia_device *link);
 87 
 88 static int aha152x_probe(struct pcmcia_device *link)
 89 {
 90     scsi_info_t *info;
 91 
 92     dev_dbg(&link->dev, "aha152x_attach()\n");
 93 
 94     /* Create new SCSI device */
 95     info = kzalloc(sizeof(*info), GFP_KERNEL);
 96     if (!info) return -ENOMEM;
 97     info->p_dev = link;
 98     link->priv = info;
 99 
100     link->config_flags |= CONF_ENABLE_IRQ | CONF_AUTO_SET_IO;
101     link->config_regs = PRESENT_OPTION;
102 
103     return aha152x_config_cs(link);
104 } /* aha152x_attach */
105 
106 /*====================================================================*/
107 
108 static void aha152x_detach(struct pcmcia_device *link)
109 {
110     dev_dbg(&link->dev, "aha152x_detach\n");
111 
112     aha152x_release_cs(link);
113 
114     /* Unlink device structure, free bits */
115     kfree(link->priv);
116 } /* aha152x_detach */
117 
118 /*====================================================================*/
119 
120 static int aha152x_config_check(struct pcmcia_device *p_dev, void *priv_data)
121 {
122         p_dev->io_lines = 10;
123 
124         /* For New Media T&J, look for a SCSI window */
125         if ((p_dev->resource[0]->end < 0x20) &&
126                 (p_dev->resource[1]->end >= 0x20))
127                 p_dev->resource[0]->start = p_dev->resource[1]->start;
128 
129         if (p_dev->resource[0]->start >= 0xffff)
130                 return -EINVAL;
131 
132         p_dev->resource[1]->start = p_dev->resource[1]->end = 0;
133         p_dev->resource[0]->end = 0x20;
134         p_dev->resource[0]->flags &= ~IO_DATA_PATH_WIDTH;
135         p_dev->resource[0]->flags |= IO_DATA_PATH_WIDTH_AUTO;
136 
137         return pcmcia_request_io(p_dev);
138 }
139 
140 static int aha152x_config_cs(struct pcmcia_device *link)
141 {
142     scsi_info_t *info = link->priv;
143     struct aha152x_setup s;
144     int ret;
145     struct Scsi_Host *host;
146 
147     dev_dbg(&link->dev, "aha152x_config\n");
148 
149     ret = pcmcia_loop_config(link, aha152x_config_check, NULL);
150     if (ret)
151             goto failed;
152 
153     if (!link->irq)
154             goto failed;
155 
156     ret = pcmcia_enable_device(link);
157     if (ret)
158             goto failed;
159     
160     /* Set configuration options for the aha152x driver */
161     memset(&s, 0, sizeof(s));
162     s.conf        = "PCMCIA setup";
163     s.io_port     = link->resource[0]->start;
164     s.irq         = link->irq;
165     s.scsiid      = host_id;
166     s.reconnect   = reconnect;
167     s.parity      = parity;
168     s.synchronous = synchronous;
169     s.delay       = reset_delay;
170     if (ext_trans)
171         s.ext_trans = ext_trans;
172 
173     host = aha152x_probe_one(&s);
174     if (host == NULL) {
175         printk(KERN_INFO "aha152x_cs: no SCSI devices found\n");
176         goto failed;
177     }
178 
179     info->host = host;
180 
181     return 0;
182 
183 failed:
184     aha152x_release_cs(link);
185     return -ENODEV;
186 }
187 
188 static void aha152x_release_cs(struct pcmcia_device *link)
189 {
190         scsi_info_t *info = link->priv;
191 
192         aha152x_release(info->host);
193         pcmcia_disable_device(link);
194 }
195 
196 static int aha152x_resume(struct pcmcia_device *link)
197 {
198         scsi_info_t *info = link->priv;
199 
200         aha152x_host_reset_host(info->host);
201 
202         return 0;
203 }
204 
205 static const struct pcmcia_device_id aha152x_ids[] = {
206         PCMCIA_DEVICE_PROD_ID123("New Media", "SCSI", "Bus Toaster", 0xcdf7e4cc, 0x35f26476, 0xa8851d6e),
207         PCMCIA_DEVICE_PROD_ID123("NOTEWORTHY", "SCSI", "Bus Toaster", 0xad89c6e8, 0x35f26476, 0xa8851d6e),
208         PCMCIA_DEVICE_PROD_ID12("Adaptec, Inc.", "APA-1460 SCSI Host Adapter", 0x24ba9738, 0x3a3c3d20),
209         PCMCIA_DEVICE_PROD_ID12("New Media Corporation", "Multimedia Sound/SCSI", 0x085a850b, 0x80a6535c),
210         PCMCIA_DEVICE_PROD_ID12("NOTEWORTHY", "NWCOMB02 SCSI/AUDIO COMBO CARD", 0xad89c6e8, 0x5f9a615b),
211         PCMCIA_DEVICE_NULL,
212 };
213 MODULE_DEVICE_TABLE(pcmcia, aha152x_ids);
214 
215 static struct pcmcia_driver aha152x_cs_driver = {
216         .owner          = THIS_MODULE,
217         .name           = "aha152x_cs",
218         .probe          = aha152x_probe,
219         .remove         = aha152x_detach,
220         .id_table       = aha152x_ids,
221         .resume         = aha152x_resume,
222 };
223 
224 static int __init init_aha152x_cs(void)
225 {
226         return pcmcia_register_driver(&aha152x_cs_driver);
227 }
228 
229 static void __exit exit_aha152x_cs(void)
230 {
231         pcmcia_unregister_driver(&aha152x_cs_driver);
232 }
233 
234 module_init(init_aha152x_cs);
235 module_exit(exit_aha152x_cs);
236 

This page was automatically generated by LXR 0.3.1 (source).  •  Linux is a registered trademark of Linus Torvalds  •  Contact us