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+/*
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+ * Detection routine for the NCR53c710 based Amiga SCSI Controllers for Linux.
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+ * Amiga MacroSystemUS WarpEngine SCSI controller.
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+ * Amiga Technologies/DKB A4091 SCSI controller.
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+ *
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+ * Written 1997 by Alan Hourihane <alanh@fairlite.demon.co.uk>
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+ * plus modifications of the 53c7xx.c driver to support the Amiga.
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+ *
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+ * Rewritten to use 53c700.c by Kars de Jong <jongk@linux-m68k.org>
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+ */
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+
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+#include <linux/module.h>
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+#include <linux/init.h>
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+#include <linux/interrupt.h>
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+#include <linux/zorro.h>
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+#include <asm/amigaints.h>
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+#include <scsi/scsi_host.h>
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+#include <scsi/scsi_transport_spi.h>
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+
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+#include "53c700.h"
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+
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+MODULE_AUTHOR("Alan Hourihane <alanh@fairlite.demon.co.uk> / Kars de Jong <jongk@linux-m68k.org>");
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+MODULE_DESCRIPTION("Amiga Zorro NCR53C710 driver");
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+MODULE_LICENSE("GPL");
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+
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+
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+static struct scsi_host_template zorro7xx_scsi_driver_template = {
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+ .proc_name = "zorro7xx",
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+ .this_id = 7,
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+ .module = THIS_MODULE,
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+};
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+
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+static struct zorro_driver_data {
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+ const char *name;
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+ unsigned long offset;
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+ int absolute; /* offset is absolute address */
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+} zorro7xx_driver_data[] __devinitdata = {
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+ { .name = "PowerUP 603e+", .offset = 0xf40000, .absolute = 1 },
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+ { .name = "WarpEngine 40xx", .offset = 0x40000 },
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+ { .name = "A4091", .offset = 0x800000 },
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+ { .name = "GForce 040/060", .offset = 0x40000 },
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+ { 0 }
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+};
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+
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+static struct zorro_device_id zorro7xx_zorro_tbl[] __devinitdata = {
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+ {
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+ .id = ZORRO_PROD_PHASE5_BLIZZARD_603E_PLUS,
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+ .driver_data = (unsigned long)&zorro7xx_driver_data[0],
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+ },
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+ {
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+ .id = ZORRO_PROD_MACROSYSTEMS_WARP_ENGINE_40xx,
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+ .driver_data = (unsigned long)&zorro7xx_driver_data[1],
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+ },
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+ {
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+ .id = ZORRO_PROD_CBM_A4091_1,
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+ .driver_data = (unsigned long)&zorro7xx_driver_data[2],
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+ },
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+ {
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+ .id = ZORRO_PROD_CBM_A4091_2,
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+ .driver_data = (unsigned long)&zorro7xx_driver_data[2],
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+ },
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+ {
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+ .id = ZORRO_PROD_GVP_GFORCE_040_060,
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+ .driver_data = (unsigned long)&zorro7xx_driver_data[3],
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+ },
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+ { 0 }
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+};
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+MODULE_DEVICE_TABLE(zorro, zorro7xx_zorro_tbl);
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+
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+static int __devinit zorro7xx_init_one(struct zorro_dev *z,
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+ const struct zorro_device_id *ent)
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+{
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+ struct Scsi_Host * host = NULL;
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+ struct NCR_700_Host_Parameters *hostdata;
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+ struct zorro_driver_data *zdd;
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+ unsigned long board, ioaddr;
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+
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+ board = zorro_resource_start(z);
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+ zdd = (struct zorro_driver_data *)ent->driver_data;
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+
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+ if (zdd->absolute) {
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+ ioaddr = zdd->offset;
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+ } else {
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+ ioaddr = board + zdd->offset;
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+ }
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+
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+ if (!zorro_request_device(z, zdd->name)) {
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+ printk(KERN_ERR "zorro7xx: cannot reserve region 0x%lx, abort\n",
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+ board);
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+ return -EBUSY;
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+ }
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+
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+ hostdata = kmalloc(sizeof(struct NCR_700_Host_Parameters), GFP_KERNEL);
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+ if (hostdata == NULL) {
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+ printk(KERN_ERR "zorro7xx: Failed to allocate host data\n");
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+ goto out_release;
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+ }
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+
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+ memset(hostdata, 0, sizeof(struct NCR_700_Host_Parameters));
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+
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+ /* Fill in the required pieces of hostdata */
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+ if (ioaddr > 0x01000000)
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+ hostdata->base = ioremap(ioaddr, zorro_resource_len(z));
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+ else
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+ hostdata->base = (void __iomem *)ZTWO_VADDR(ioaddr);
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+
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+ hostdata->clock = 50;
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+ hostdata->chip710 = 1;
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+
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+ /* Settings for at least WarpEngine 40xx */
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+ hostdata->ctest7_extra = CTEST7_TT1;
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+
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+ zorro7xx_scsi_driver_template.name = zdd->name;
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+
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+ /* and register the chip */
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+ host = NCR_700_detect(&zorro7xx_scsi_driver_template, hostdata,
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+ &z->dev);
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+ if (!host) {
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+ printk(KERN_ERR "zorro7xx: No host detected; "
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+ "board configuration problem?\n");
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+ goto out_free;
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+ }
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+
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+ host->this_id = 7;
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+ host->base = ioaddr;
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+ host->irq = IRQ_AMIGA_PORTS;
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+
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+ if (request_irq(host->irq, NCR_700_intr, IRQF_SHARED, "zorro7xx-scsi",
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+ host)) {
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+ printk(KERN_ERR "zorro7xx: request_irq failed\n");
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+ goto out_put_host;
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+ }
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+
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+ scsi_scan_host(host);
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+
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+ return 0;
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+
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+ out_put_host:
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+ scsi_host_put(host);
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+ out_free:
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+ if (ioaddr > 0x01000000)
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+ iounmap(hostdata->base);
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+ kfree(hostdata);
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+ out_release:
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+ zorro_release_device(z);
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+
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+ return -ENODEV;
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+}
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+
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+static __devexit void zorro7xx_remove_one(struct zorro_dev *z)
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+{
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+ struct Scsi_Host *host = dev_to_shost(&z->dev);
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+ struct NCR_700_Host_Parameters *hostdata = shost_priv(host);
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+
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+ scsi_remove_host(host);
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+
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+ NCR_700_release(host);
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+ kfree(hostdata);
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+ free_irq(host->irq, host);
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+ zorro_release_device(z);
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+}
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+
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+static struct zorro_driver zorro7xx_driver = {
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+ .name = "zorro7xx-scsi",
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+ .id_table = zorro7xx_zorro_tbl,
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+ .probe = zorro7xx_init_one,
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+ .remove = __devexit_p(zorro7xx_remove_one),
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+};
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+
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+static int __init zorro7xx_scsi_init(void)
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+{
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+ return zorro_register_driver(&zorro7xx_driver);
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+}
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+
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+static void __exit zorro7xx_scsi_exit(void)
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+{
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+ zorro_unregister_driver(&zorro7xx_driver);
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+}
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+
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+module_init(zorro7xx_scsi_init);
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+module_exit(zorro7xx_scsi_exit);
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Kars de Jong