diff options
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/scsi/Kconfig | 16 | ||||
| -rw-r--r-- | drivers/scsi/Makefile | 1 | ||||
| -rw-r--r-- | drivers/scsi/zorro7xx.c | 181 |
3 files changed, 189 insertions, 9 deletions
diff --git a/drivers/scsi/Kconfig b/drivers/scsi/Kconfig index 8e53586a3f12..874cfee29358 100644 --- a/drivers/scsi/Kconfig +++ b/drivers/scsi/Kconfig @@ -1008,7 +1008,7 @@ config SCSI_STEX config 53C700_BE_BUS bool - depends on SCSI_A4000T || MVME16x_SCSI || BVME6000_SCSI + depends on SCSI_A4000T || SCSI_ZORRO7XX || MVME16x_SCSI || BVME6000_SCSI default y config SCSI_SYM53C8XX_2 @@ -1625,11 +1625,13 @@ config SCSI_A4000T To compile this driver as a module, choose M here: the module will be called a4000t. -config SCSI_AMIGA7XX - bool "Amiga NCR53c710 SCSI support (EXPERIMENTAL)" - depends on AMIGA && SCSI && EXPERIMENTAL && BROKEN +config SCSI_ZORRO7XX + tristate "Zorro NCR53c710 SCSI support (EXPERIMENTAL)" + depends on ZORRO && SCSI && EXPERIMENTAL + select SCSI_SPI_ATTRS help - Support for various NCR53c710-based SCSI controllers on the Amiga. + Support for various NCR53c710-based SCSI controllers on Zorro + expansion boards for the Amiga. This includes: - the Amiga 4091 Zorro III SCSI-2 controller, - the MacroSystem Development's WarpEngine Amiga SCSI-2 controller @@ -1638,10 +1640,6 @@ config SCSI_AMIGA7XX - the SCSI controller on the Phase5 Blizzard PowerUP 603e+ accelerator card for the Amiga 1200, - the SCSI controller on the GVP Turbo 040/060 accelerator. - Note that all of the above SCSI controllers, except for the builtin - SCSI controller on the Amiga 4000T, reside on the Zorro expansion - bus, so you also have to enable Zorro bus support if you want to use - them. config OKTAGON_SCSI tristate "BSC Oktagon SCSI support (EXPERIMENTAL)" diff --git a/drivers/scsi/Makefile b/drivers/scsi/Makefile index 1fd7fbc56ba3..3027b5330d7e 100644 --- a/drivers/scsi/Makefile +++ b/drivers/scsi/Makefile @@ -38,6 +38,7 @@ obj-$(CONFIG_SCSI_SAS_LIBSAS) += libsas/ obj-$(CONFIG_ISCSI_TCP) += libiscsi.o iscsi_tcp.o obj-$(CONFIG_INFINIBAND_ISER) += libiscsi.o obj-$(CONFIG_SCSI_A4000T) += 53c700.o a4000t.o +obj-$(CONFIG_SCSI_ZORRO7XX) += 53c700.o zorro7xx.o obj-$(CONFIG_A3000_SCSI) += a3000.o wd33c93.o obj-$(CONFIG_A2091_SCSI) += a2091.o wd33c93.o obj-$(CONFIG_GVP11_SCSI) += gvp11.o wd33c93.o diff --git a/drivers/scsi/zorro7xx.c b/drivers/scsi/zorro7xx.c new file mode 100644 index 000000000000..93fa8b8d8a8b --- /dev/null +++ b/drivers/scsi/zorro7xx.c @@ -0,0 +1,181 @@ +/* + * Detection routine for the NCR53c710 based Amiga SCSI Controllers for Linux. + * Amiga MacroSystemUS WarpEngine SCSI controller. + * Amiga Technologies/DKB A4091 SCSI controller. + * + * Written 1997 by Alan Hourihane <alanh@fairlite.demon.co.uk> + * plus modifications of the 53c7xx.c driver to support the Amiga. + * + * Rewritten to use 53c700.c by Kars de Jong <jongk@linux-m68k.org> + */ + +#include <linux/module.h> +#include <linux/init.h> +#include <linux/interrupt.h> +#include <linux/zorro.h> +#include <asm/amigaints.h> +#include <scsi/scsi_host.h> +#include <scsi/scsi_transport_spi.h> + +#include "53c700.h" + +MODULE_AUTHOR("Alan Hourihane <alanh@fairlite.demon.co.uk> / Kars de Jong <jongk@linux-m68k.org>"); +MODULE_DESCRIPTION("Amiga Zorro NCR53C710 driver"); +MODULE_LICENSE("GPL"); + + +static struct scsi_host_template zorro7xx_scsi_driver_template = { + .proc_name = "zorro7xx", + .this_id = 7, + .module = THIS_MODULE, +}; + +static struct zorro_driver_data { + const char *name; + unsigned long offset; + int absolute; /* offset is absolute address */ +} zorro7xx_driver_data[] __devinitdata = { + { .name = "PowerUP 603e+", .offset = 0xf40000, .absolute = 1 }, + { .name = "WarpEngine 40xx", .offset = 0x40000 }, + { .name = "A4091", .offset = 0x800000 }, + { .name = "GForce 040/060", .offset = 0x40000 }, + { 0 } +}; + +static struct zorro_device_id zorro7xx_zorro_tbl[] __devinitdata = { + { + .id = ZORRO_PROD_PHASE5_BLIZZARD_603E_PLUS, + .driver_data = (unsigned long)&zorro7xx_driver_data[0], + }, + { + .id = ZORRO_PROD_MACROSYSTEMS_WARP_ENGINE_40xx, + .driver_data = (unsigned long)&zorro7xx_driver_data[1], + }, + { + .id = ZORRO_PROD_CBM_A4091_1, + .driver_data = (unsigned long)&zorro7xx_driver_data[2], + }, + { + .id = ZORRO_PROD_CBM_A4091_2, + .driver_data = (unsigned long)&zorro7xx_driver_data[2], + }, + { + .id = ZORRO_PROD_GVP_GFORCE_040_060, + .driver_data = (unsigned long)&zorro7xx_driver_data[3], + }, + { 0 } +}; +MODULE_DEVICE_TABLE(zorro, zorro7xx_zorro_tbl); + +static int __devinit zorro7xx_init_one(struct zorro_dev *z, + const struct zorro_device_id *ent) +{ + struct Scsi_Host * host = NULL; + struct NCR_700_Host_Parameters *hostdata; + struct zorro_driver_data *zdd; + unsigned long board, ioaddr; + + board = zorro_resource_start(z); + zdd = (struct zorro_driver_data *)ent->driver_data; + + if (zdd->absolute) { + ioaddr = zdd->offset; + } else { + ioaddr = board + zdd->offset; + } + + if (!zorro_request_device(z, zdd->name)) { + printk(KERN_ERR "zorro7xx: cannot reserve region 0x%lx, abort\n", + board); + return -EBUSY; + } + + hostdata = kmalloc(sizeof(struct NCR_700_Host_Parameters), GFP_KERNEL); + if (hostdata == NULL) { + printk(KERN_ERR "zorro7xx: Failed to allocate host data\n"); + goto out_release; + } + + memset(hostdata, 0, sizeof(struct NCR_700_Host_Parameters)); + + /* Fill in the required pieces of hostdata */ + if (ioaddr > 0x01000000) + hostdata->base = ioremap(ioaddr, zorro_resource_len(z)); + else + hostdata->base = (void __iomem *)ZTWO_VADDR(ioaddr); + + hostdata->clock = 50; + hostdata->chip710 = 1; + + /* Settings for at least WarpEngine 40xx */ + hostdata->ctest7_extra = CTEST7_TT1; + + zorro7xx_scsi_driver_template.name = zdd->name; + + /* and register the chip */ + host = NCR_700_detect(&zorro7xx_scsi_driver_template, hostdata, + &z->dev); + if (!host) { + printk(KERN_ERR "zorro7xx: No host detected; " + "board configuration problem?\n"); + goto out_free; + } + + host->this_id = 7; + host->base = ioaddr; + host->irq = IRQ_AMIGA_PORTS; + + if (request_irq(host->irq, NCR_700_intr, IRQF_SHARED, "zorro7xx-scsi", + host)) { + printk(KERN_ERR "zorro7xx: request_irq failed\n"); + goto out_put_host; + } + + scsi_scan_host(host); + + return 0; + + out_put_host: + scsi_host_put(host); + out_free: + if (ioaddr > 0x01000000) + iounmap(hostdata->base); + kfree(hostdata); + out_release: + zorro_release_device(z); + + return -ENODEV; +} + +static __devexit void zorro7xx_remove_one(struct zorro_dev *z) +{ + struct Scsi_Host *host = dev_to_shost(&z->dev); + struct NCR_700_Host_Parameters *hostdata = shost_priv(host); + + scsi_remove_host(host); + + NCR_700_release(host); + kfree(hostdata); + free_irq(host->irq, host); + zorro_release_device(z); +} + +static struct zorro_driver zorro7xx_driver = { + .name = "zorro7xx-scsi", + .id_table = zorro7xx_zorro_tbl, + .probe = zorro7xx_init_one, + .remove = __devexit_p(zorro7xx_remove_one), +}; + +static int __init zorro7xx_scsi_init(void) +{ + return zorro_register_driver(&zorro7xx_driver); +} + +static void __exit zorro7xx_scsi_exit(void) +{ + zorro_unregister_driver(&zorro7xx_driver); +} + +module_init(zorro7xx_scsi_init); +module_exit(zorro7xx_scsi_exit); |
