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34#include <linux/module.h>
35#include <linux/init.h>
36#include <linux/kernel.h>
37#include <linux/slab.h>
38#include <linux/string.h>
39#include <linux/ioport.h>
40#include <scsi/scsi.h>
41#include <linux/major.h>
42#include <linux/blkdev.h>
43#include <scsi/scsi_ioctl.h>
44
45#include "scsi.h"
46#include <scsi/scsi_host.h>
47#include "fdomain.h"
48
49#include <pcmcia/cs_types.h>
50#include <pcmcia/cs.h>
51#include <pcmcia/cistpl.h>
52#include <pcmcia/ds.h>
53
54
55
56
57
58MODULE_AUTHOR("David Hinds <dahinds@users.sourceforge.net>");
59MODULE_DESCRIPTION("Future Domain PCMCIA SCSI driver");
60MODULE_LICENSE("Dual MPL/GPL");
61
62#ifdef PCMCIA_DEBUG
63static int pc_debug = PCMCIA_DEBUG;
64module_param(pc_debug, int, 0);
65#define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args)
66static char *version =
67"fdomain_cs.c 1.47 2001/10/13 00:08:52 (David Hinds)";
68#else
69#define DEBUG(n, args...)
70#endif
71
72
73
74typedef struct scsi_info_t {
75 struct pcmcia_device *p_dev;
76 dev_node_t node;
77 struct Scsi_Host *host;
78} scsi_info_t;
79
80
81static void fdomain_release(struct pcmcia_device *link);
82static void fdomain_detach(struct pcmcia_device *p_dev);
83static int fdomain_config(struct pcmcia_device *link);
84
85static int fdomain_probe(struct pcmcia_device *link)
86{
87 scsi_info_t *info;
88
89 DEBUG(0, "fdomain_attach()\n");
90
91
92 info = kzalloc(sizeof(*info), GFP_KERNEL);
93 if (!info)
94 return -ENOMEM;
95
96 info->p_dev = link;
97 link->priv = info;
98 link->io.NumPorts1 = 0x10;
99 link->io.Attributes1 = IO_DATA_PATH_WIDTH_AUTO;
100 link->io.IOAddrLines = 10;
101 link->irq.Attributes = IRQ_TYPE_EXCLUSIVE;
102 link->irq.IRQInfo1 = IRQ_LEVEL_ID;
103 link->conf.Attributes = CONF_ENABLE_IRQ;
104 link->conf.IntType = INT_MEMORY_AND_IO;
105 link->conf.Present = PRESENT_OPTION;
106
107 return fdomain_config(link);
108}
109
110
111
112static void fdomain_detach(struct pcmcia_device *link)
113{
114 DEBUG(0, "fdomain_detach(0x%p)\n", link);
115
116 fdomain_release(link);
117
118 kfree(link->priv);
119}
120
121
122
123#define CS_CHECK(fn, ret) \
124do { last_fn = (fn); if ((last_ret = (ret)) != 0) goto cs_failed; } while (0)
125
126static int fdomain_config_check(struct pcmcia_device *p_dev,
127 cistpl_cftable_entry_t *cfg,
128 cistpl_cftable_entry_t *dflt,
129 unsigned int vcc,
130 void *priv_data)
131{
132 p_dev->io.BasePort1 = cfg->io.win[0].base;
133 return pcmcia_request_io(p_dev, &p_dev->io);
134}
135
136
137static int fdomain_config(struct pcmcia_device *link)
138{
139 scsi_info_t *info = link->priv;
140 int last_ret, last_fn;
141 char str[22];
142 struct Scsi_Host *host;
143
144 DEBUG(0, "fdomain_config(0x%p)\n", link);
145
146 last_ret = pcmcia_loop_config(link, fdomain_config_check, NULL);
147 if (last_ret) {
148 cs_error(link, RequestIO, last_ret);
149 goto failed;
150 }
151
152 CS_CHECK(RequestIRQ, pcmcia_request_irq(link, &link->irq));
153 CS_CHECK(RequestConfiguration, pcmcia_request_configuration(link, &link->conf));
154
155
156 release_region(link->io.BasePort1, link->io.NumPorts1);
157
158
159 sprintf(str, "%d,%d", link->io.BasePort1, link->irq.AssignedIRQ);
160 fdomain_setup(str);
161
162 host = __fdomain_16x0_detect(&fdomain_driver_template);
163 if (!host) {
164 printk(KERN_INFO "fdomain_cs: no SCSI devices found\n");
165 goto cs_failed;
166 }
167
168 if (scsi_add_host(host, NULL))
169 goto cs_failed;
170 scsi_scan_host(host);
171
172 sprintf(info->node.dev_name, "scsi%d", host->host_no);
173 link->dev_node = &info->node;
174 info->host = host;
175
176 return 0;
177
178cs_failed:
179 cs_error(link, last_fn, last_ret);
180failed:
181 fdomain_release(link);
182 return -ENODEV;
183}
184
185
186
187static void fdomain_release(struct pcmcia_device *link)
188{
189 scsi_info_t *info = link->priv;
190
191 DEBUG(0, "fdomain_release(0x%p)\n", link);
192
193 scsi_remove_host(info->host);
194 pcmcia_disable_device(link);
195 scsi_unregister(info->host);
196}
197
198
199
200static int fdomain_resume(struct pcmcia_device *link)
201{
202 fdomain_16x0_bus_reset(NULL);
203
204 return 0;
205}
206
207static struct pcmcia_device_id fdomain_ids[] = {
208 PCMCIA_DEVICE_PROD_ID12("IBM Corp.", "SCSI PCMCIA Card", 0xe3736c88, 0x859cad20),
209 PCMCIA_DEVICE_PROD_ID1("SCSI PCMCIA Adapter Card", 0x8dacb57e),
210 PCMCIA_DEVICE_PROD_ID12(" SIMPLE TECHNOLOGY Corporation", "SCSI PCMCIA Credit Card Controller", 0x182bdafe, 0xc80d106f),
211 PCMCIA_DEVICE_NULL,
212};
213MODULE_DEVICE_TABLE(pcmcia, fdomain_ids);
214
215static struct pcmcia_driver fdomain_cs_driver = {
216 .owner = THIS_MODULE,
217 .drv = {
218 .name = "fdomain_cs",
219 },
220 .probe = fdomain_probe,
221 .remove = fdomain_detach,
222 .id_table = fdomain_ids,
223 .resume = fdomain_resume,
224};
225
226static int __init init_fdomain_cs(void)
227{
228 return pcmcia_register_driver(&fdomain_cs_driver);
229}
230
231static void __exit exit_fdomain_cs(void)
232{
233 pcmcia_unregister_driver(&fdomain_cs_driver);
234}
235
236module_init(init_fdomain_cs);
237module_exit(exit_fdomain_cs);
238