diff options
Diffstat (limited to 'drivers/scsi/pcmcia/qlogic_stub.c')
| -rw-r--r-- | drivers/scsi/pcmcia/qlogic_stub.c | 317 |
1 files changed, 317 insertions, 0 deletions
diff --git a/drivers/scsi/pcmcia/qlogic_stub.c b/drivers/scsi/pcmcia/qlogic_stub.c new file mode 100644 index 000000000..055605476 --- /dev/null +++ b/drivers/scsi/pcmcia/qlogic_stub.c @@ -0,0 +1,317 @@ +/*====================================================================== + + A driver for the Qlogic SCSI card + + qlogic_cs.c 1.79 2000/06/12 21:27:26 + + The contents of this file are subject to the Mozilla Public + License Version 1.1 (the "License"); you may not use this file + except in compliance with the License. You may obtain a copy of + the License at http://www.mozilla.org/MPL/ + + Software distributed under the License is distributed on an "AS + IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or + implied. See the License for the specific language governing + rights and limitations under the License. + + The initial developer of the original code is David A. Hinds + <dahinds@users.sourceforge.net>. Portions created by David A. Hinds + are Copyright (C) 1999 David A. Hinds. All Rights Reserved. + + Alternatively, the contents of this file may be used under the + terms of the GNU General Public License version 2 (the "GPL"), in which + case the provisions of the GPL are applicable instead of the + above. If you wish to allow the use of your version of this file + only under the terms of the GPL and not to allow others to use + your version of this file under the MPL, indicate your decision + by deleting the provisions above and replace them with the notice + and other provisions required by the GPL. If you do not delete + the provisions above, a recipient may use your version of this + file under either the MPL or the GPL. + +======================================================================*/ + +#include <linux/module.h> +#include <linux/init.h> +#include <linux/kernel.h> +#include <linux/slab.h> +#include <linux/string.h> +#include <linux/ioport.h> +#include <asm/io.h> +#include <scsi/scsi.h> +#include <linux/major.h> +#include <linux/blkdev.h> +#include <scsi/scsi_ioctl.h> +#include <linux/interrupt.h> + +#include "scsi.h" +#include <scsi/scsi_host.h> +#include "../qlogicfas408.h" + +#include <pcmcia/cistpl.h> +#include <pcmcia/ds.h> +#include <pcmcia/ciscode.h> + +/* Set the following to 2 to use normal interrupt (active high/totempole- + * tristate), otherwise use 0 (REQUIRED FOR PCMCIA) for active low, open + * drain + */ +#define INT_TYPE 0 + +static char qlogic_name[] = "qlogic_cs"; + +static struct scsi_host_template qlogicfas_driver_template = { + .module = THIS_MODULE, + .name = qlogic_name, + .proc_name = qlogic_name, + .info = qlogicfas408_info, + .queuecommand = qlogicfas408_queuecommand, + .eh_abort_handler = qlogicfas408_abort, + .eh_host_reset_handler = qlogicfas408_host_reset, + .bios_param = qlogicfas408_biosparam, + .can_queue = 1, + .this_id = -1, + .sg_tablesize = SG_ALL, + .use_clustering = DISABLE_CLUSTERING, +}; + +/*====================================================================*/ + +typedef struct scsi_info_t { + struct pcmcia_device *p_dev; + struct Scsi_Host *host; + unsigned short manf_id; +} scsi_info_t; + +static void qlogic_release(struct pcmcia_device *link); +static void qlogic_detach(struct pcmcia_device *p_dev); +static int qlogic_config(struct pcmcia_device * link); + +static struct Scsi_Host *qlogic_detect(struct scsi_host_template *host, + struct pcmcia_device *link, int qbase, int qlirq) +{ + int qltyp; /* type of chip */ + int qinitid; + struct Scsi_Host *shost; /* registered host structure */ + struct qlogicfas408_priv *priv; + + qltyp = qlogicfas408_get_chip_type(qbase, INT_TYPE); + qinitid = host->this_id; + if (qinitid < 0) + qinitid = 7; /* if no ID, use 7 */ + + qlogicfas408_setup(qbase, qinitid, INT_TYPE); + + host->name = qlogic_name; + shost = scsi_host_alloc(host, sizeof(struct qlogicfas408_priv)); + if (!shost) + goto err; + shost->io_port = qbase; + shost->n_io_port = 16; + shost->dma_channel = -1; + if (qlirq != -1) + shost->irq = qlirq; + + priv = get_priv_by_host(shost); + priv->qlirq = qlirq; + priv->qbase = qbase; + priv->qinitid = qinitid; + priv->shost = shost; + priv->int_type = INT_TYPE; + + if (request_irq(qlirq, qlogicfas408_ihandl, 0, qlogic_name, shost)) + goto free_scsi_host; + + sprintf(priv->qinfo, + "Qlogicfas Driver version 0.46, chip %02X at %03X, IRQ %d, TPdma:%d", + qltyp, qbase, qlirq, QL_TURBO_PDMA); + + if (scsi_add_host(shost, NULL)) + goto free_interrupt; + + scsi_scan_host(shost); + + return shost; + +free_interrupt: + free_irq(qlirq, shost); + +free_scsi_host: + scsi_host_put(shost); + +err: + return NULL; +} +static int qlogic_probe(struct pcmcia_device *link) +{ + scsi_info_t *info; + + dev_dbg(&link->dev, "qlogic_attach()\n"); + + /* Create new SCSI device */ + info = kzalloc(sizeof(*info), GFP_KERNEL); + if (!info) + return -ENOMEM; + info->p_dev = link; + link->priv = info; + link->config_flags |= CONF_ENABLE_IRQ | CONF_AUTO_SET_IO; + link->config_regs = PRESENT_OPTION; + + return qlogic_config(link); +} /* qlogic_attach */ + +/*====================================================================*/ + +static void qlogic_detach(struct pcmcia_device *link) +{ + dev_dbg(&link->dev, "qlogic_detach\n"); + + qlogic_release(link); + kfree(link->priv); + +} /* qlogic_detach */ + +/*====================================================================*/ + +static int qlogic_config_check(struct pcmcia_device *p_dev, void *priv_data) +{ + p_dev->io_lines = 10; + p_dev->resource[0]->flags &= ~IO_DATA_PATH_WIDTH; + p_dev->resource[0]->flags |= IO_DATA_PATH_WIDTH_AUTO; + + if (p_dev->resource[0]->start == 0) + return -ENODEV; + + return pcmcia_request_io(p_dev); +} + +static int qlogic_config(struct pcmcia_device * link) +{ + scsi_info_t *info = link->priv; + int ret; + struct Scsi_Host *host; + + dev_dbg(&link->dev, "qlogic_config\n"); + + ret = pcmcia_loop_config(link, qlogic_config_check, NULL); + if (ret) + goto failed; + + if (!link->irq) + goto failed; + + ret = pcmcia_enable_device(link); + if (ret) + goto failed; + + if ((info->manf_id == MANFID_MACNICA) || (info->manf_id == MANFID_PIONEER) || (info->manf_id == 0x0098)) { + /* set ATAcmd */ + outb(0xb4, link->resource[0]->start + 0xd); + outb(0x24, link->resource[0]->start + 0x9); + outb(0x04, link->resource[0]->start + 0xd); + } + + /* The KXL-810AN has a bigger IO port window */ + if (resource_size(link->resource[0]) == 32) + host = qlogic_detect(&qlogicfas_driver_template, link, + link->resource[0]->start + 16, link->irq); + else + host = qlogic_detect(&qlogicfas_driver_template, link, + link->resource[0]->start, link->irq); + + if (!host) { + printk(KERN_INFO "%s: no SCSI devices found\n", qlogic_name); + goto failed; + } + + info->host = host; + + return 0; + +failed: + pcmcia_disable_device(link); + return -ENODEV; +} /* qlogic_config */ + +/*====================================================================*/ + +static void qlogic_release(struct pcmcia_device *link) +{ + scsi_info_t *info = link->priv; + + dev_dbg(&link->dev, "qlogic_release\n"); + + scsi_remove_host(info->host); + + free_irq(link->irq, info->host); + pcmcia_disable_device(link); + + scsi_host_put(info->host); +} + +/*====================================================================*/ + +static int qlogic_resume(struct pcmcia_device *link) +{ + scsi_info_t *info = link->priv; + + pcmcia_enable_device(link); + if ((info->manf_id == MANFID_MACNICA) || + (info->manf_id == MANFID_PIONEER) || + (info->manf_id == 0x0098)) { + outb(0x80, link->resource[0]->start + 0xd); + outb(0x24, link->resource[0]->start + 0x9); + outb(0x04, link->resource[0]->start + 0xd); + } + /* Ugggglllyyyy!!! */ + qlogicfas408_host_reset(NULL); + + return 0; +} + +static const struct pcmcia_device_id qlogic_ids[] = { + PCMCIA_DEVICE_PROD_ID12("EIger Labs", "PCMCIA-to-SCSI Adapter", 0x88395fa7, 0x33b7a5e6), + PCMCIA_DEVICE_PROD_ID12("EPSON", "SCSI-2 PC Card SC200", 0xd361772f, 0x299d1751), + PCMCIA_DEVICE_PROD_ID12("MACNICA", "MIRACLE SCSI-II mPS110", 0x20841b68, 0xab3c3b6d), + PCMCIA_DEVICE_PROD_ID12("MIDORI ELECTRONICS ", "CN-SC43", 0x6534382a, 0xd67eee79), + PCMCIA_DEVICE_PROD_ID12("NEC", "PC-9801N-J03R", 0x18df0ba0, 0x24662e8a), + PCMCIA_DEVICE_PROD_ID12("KME ", "KXLC003", 0x82375a27, 0xf68e5bf7), + PCMCIA_DEVICE_PROD_ID12("KME ", "KXLC004", 0x82375a27, 0x68eace54), + PCMCIA_DEVICE_PROD_ID12("KME", "KXLC101", 0x3faee676, 0x194250ec), + PCMCIA_DEVICE_PROD_ID12("QLOGIC CORPORATION", "pc05", 0xd77b2930, 0xa85b2735), + PCMCIA_DEVICE_PROD_ID12("QLOGIC CORPORATION", "pc05 rev 1.10", 0xd77b2930, 0x70f8b5f8), + PCMCIA_DEVICE_PROD_ID123("KME", "KXLC002", "00", 0x3faee676, 0x81896b61, 0xf99f065f), + PCMCIA_DEVICE_PROD_ID12("RATOC System Inc.", "SCSI2 CARD 37", 0x85c10e17, 0x1a2640c1), + PCMCIA_DEVICE_PROD_ID12("TOSHIBA", "SCSC200A PC CARD SCSI", 0xb4585a1a, 0xa6f06ebe), + PCMCIA_DEVICE_PROD_ID12("TOSHIBA", "SCSC200B PC CARD SCSI-10", 0xb4585a1a, 0x0a88dea0), + /* these conflict with other cards! */ + /* PCMCIA_DEVICE_PROD_ID123("MACNICA", "MIRACLE SCSI", "mPS100", 0x20841b68, 0xf8dedaeb, 0x89f7fafb), */ + /* PCMCIA_DEVICE_PROD_ID123("MACNICA", "MIRACLE SCSI", "mPS100", 0x20841b68, 0xf8dedaeb, 0x89f7fafb), */ + PCMCIA_DEVICE_NULL, +}; +MODULE_DEVICE_TABLE(pcmcia, qlogic_ids); + +static struct pcmcia_driver qlogic_cs_driver = { + .owner = THIS_MODULE, + .name = "qlogic_cs", + .probe = qlogic_probe, + .remove = qlogic_detach, + .id_table = qlogic_ids, + .resume = qlogic_resume, +}; + +static int __init init_qlogic_cs(void) +{ + return pcmcia_register_driver(&qlogic_cs_driver); +} + +static void __exit exit_qlogic_cs(void) +{ + pcmcia_unregister_driver(&qlogic_cs_driver); +} + +MODULE_AUTHOR("Tom Zerucha, Michael Griffith"); +MODULE_DESCRIPTION("Driver for the PCMCIA Qlogic FAS SCSI controllers"); +MODULE_LICENSE("GPL"); +module_init(init_qlogic_cs); +module_exit(exit_qlogic_cs); |