Merge master.kernel.org:/pub/scm/linux/kernel/git/davej/agpgart
[linux-2.6] / drivers / scsi / bvme6000.c
1 /*
2  * Detection routine for the NCR53c710 based BVME6000 SCSI Controllers for Linux.
3  *
4  * Based on work by Alan Hourihane
5  */
6 #include <linux/types.h>
7 #include <linux/mm.h>
8 #include <linux/blkdev.h>
9 #include <linux/zorro.h>
10
11 #include <asm/setup.h>
12 #include <asm/page.h>
13 #include <asm/pgtable.h>
14 #include <asm/bvme6000hw.h>
15 #include <asm/irq.h>
16
17 #include "scsi.h"
18 #include <scsi/scsi_host.h>
19 #include "53c7xx.h"
20 #include "bvme6000.h"
21
22 #include<linux/stat.h>
23
24
25 int bvme6000_scsi_detect(struct scsi_host_template *tpnt)
26 {
27     static unsigned char called = 0;
28     int clock;
29     long long options;
30
31     if (called)
32         return 0;
33     if (!MACH_IS_BVME6000)
34         return 0;
35
36     tpnt->proc_name = "BVME6000";
37
38     options = OPTION_MEMORY_MAPPED|OPTION_DEBUG_TEST1|OPTION_INTFLY|OPTION_SYNCHRONOUS|OPTION_ALWAYS_SYNCHRONOUS|OPTION_DISCONNECT;
39
40     clock = 40000000;   /* 66MHz SCSI Clock */
41
42     ncr53c7xx_init(tpnt, 0, 710, (unsigned long)BVME_NCR53C710_BASE,
43                         0, BVME_IRQ_SCSI, DMA_NONE,
44                         options, clock);
45     called = 1;
46     return 1;
47 }
48
49 static int bvme6000_scsi_release(struct Scsi_Host *shost)
50 {
51         if (shost->irq)
52                 free_irq(shost->irq, NULL);
53         if (shost->dma_channel != 0xff)
54                 free_dma(shost->dma_channel);
55         if (shost->io_port && shost->n_io_port)
56                 release_region(shost->io_port, shost->n_io_port);
57         scsi_unregister(shost);
58         return 0;
59 }
60
61 static struct scsi_host_template driver_template = {
62         .name                   = "BVME6000 NCR53c710 SCSI",
63         .detect                 = bvme6000_scsi_detect,
64         .release                = bvme6000_scsi_release,
65         .queuecommand           = NCR53c7xx_queue_command,
66         .abort                  = NCR53c7xx_abort,
67         .reset                  = NCR53c7xx_reset,
68         .can_queue              = 24,
69         .this_id                = 7,
70         .sg_tablesize           = 63,
71         .cmd_per_lun            = 3,
72         .use_clustering         = DISABLE_CLUSTERING
73 };
74
75
76 #include "scsi_module.c"