patch-2.3.46 linux/drivers/scsi/pcmcia/apa1480_stub.c

• Lines: 175
• Date: Tue Feb 15 08:53:46 2000
• Orig file: v2.3.45/linux/drivers/scsi/pcmcia/apa1480_stub.c
• Orig date: Wed Dec 31 16:00:00 1969

diff -u --recursive --new-file v2.3.45/linux/drivers/scsi/pcmcia/apa1480_stub.c linux/drivers/scsi/pcmcia/apa1480_stub.c
@@ -0,0 +1,174 @@
+/*======================================================================
+
+    A driver for the Adaptec APA1480 CardBus SCSI Host Adapter
+
+    apa1480_cb.c 1.19 2000/02/14 22:39:25
+
+    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
+    <dhinds@pcmcia.sourceforge.org>.  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 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/sched.h>
+#include <linux/malloc.h>
+#include <linux/string.h>
+#include <linux/timer.h>
+#include <linux/ioport.h>
+#include <scsi/scsi.h>
+#include <linux/major.h>
+#include <linux/blk.h>
+
+#include <../drivers/scsi/scsi.h>
+#include <../drivers/scsi/hosts.h>
+#include <scsi/scsi_ioctl.h>
+#include <../drivers/scsi/aic7xxx.h>
+
+#include <pcmcia/driver_ops.h>
+
+#ifdef PCMCIA_DEBUG
+static int pc_debug = PCMCIA_DEBUG;
+MODULE_PARM(pc_debug, "i");
+#define DEBUG(n, args...) if (pc_debug>(n)) printk(KERN_DEBUG args)
+static char *version =
+"apa1480_cb.c 1.19 2000/02/14 22:39:25 (David Hinds)";
+#else
+#define DEBUG(n, args...)
+#endif
+
+/*====================================================================*/
+
+/* Parameters that can be set with 'insmod' */
+
+static int reset = 1;
+static int ultra = 0;
+
+MODULE_PARM(reset, "i");
+MODULE_PARM(ultra, "i");
+
+/*====================================================================*/
+
+static Scsi_Host_Template driver_template = AIC7XXX;
+
+extern void aic7xxx_setup(char *, int *);
+
+static dev_node_t *apa1480_attach(dev_locator_t *loc);
+static void apa1480_detach(dev_node_t *node);
+
+struct driver_operations apa1480_ops = {
+    "apa1480_cb", apa1480_attach, NULL, NULL, apa1480_detach
+};
+
+/*====================================================================*/
+
+static dev_node_t *apa1480_attach(dev_locator_t *loc)
+{
+    u_char bus, devfn;
+    Scsi_Device *dev;
+    dev_node_t *node;
+    char s[60];
+    int n = 0;
+    struct Scsi_Host *host;
+    
+    if (loc->bus != LOC_PCI) return NULL;
+    bus = loc->b.pci.bus; devfn = loc->b.pci.devfn;
+    printk(KERN_INFO "apa1480_attach(bus %d, function %d)\n",
+	   bus, devfn);
+
+    driver_template.module = &__this_module;
+
+    sprintf(s, "no_probe:1,no_reset:%d,ultra:%d",
+	    (reset==0), (ultra!=0));
+    aic7xxx_setup(s, NULL);
+    scsi_register_module(MODULE_SCSI_HA, &driver_template);
+
+    node = kmalloc(7 * sizeof(dev_node_t), GFP_KERNEL);
+    for (host = scsi_hostlist; host; host = host->next)
+	if (host->hostt == &driver_template)
+	    for (dev = host->host_queue; dev; dev = dev->next) {
+	    u_long arg[2], id;
+	    kernel_scsi_ioctl(dev, SCSI_IOCTL_GET_IDLUN, arg);
+	    id = (arg[0]&0x0f) + ((arg[0]>>4)&0xf0) +
+		((arg[0]>>8)&0xf00) + ((arg[0]>>12)&0xf000);
+	    node[n].minor = 0;
+	    switch (dev->type) {
+	    case TYPE_TAPE:
+		node[n].major = SCSI_TAPE_MAJOR;
+		sprintf(node[n].dev_name, "st#%04lx", id);
+		break;
+	    case TYPE_DISK:
+	    case TYPE_MOD:
+		node[n].major = SCSI_DISK0_MAJOR;
+		sprintf(node[n].dev_name, "sd#%04lx", id);
+		break;
+	    case TYPE_ROM:
+	    case TYPE_WORM:
+		node[n].major = SCSI_CDROM_MAJOR;
+		sprintf(node[n].dev_name, "sr#%04lx", id);
+		break;
+	    default:
+		node[n].major = SCSI_GENERIC_MAJOR;
+		sprintf(node[n].dev_name, "sg#%04lx", id);
+		break;
+	    }
+	    if (n) node[n-1].next = &node[n];
+	    n++;
+	}
+    if (n == 0) {
+	printk(KERN_INFO "apa1480_cs: no SCSI devices found\n");
+	scsi_unregister_module(MODULE_SCSI_HA, &driver_template);
+	kfree(node);
+	return NULL;
+    } else
+	node[n-1].next = NULL;
+    
+    MOD_INC_USE_COUNT;
+    return node;
+}
+
+static void apa1480_detach(dev_node_t *node)
+{
+    MOD_DEC_USE_COUNT;
+    scsi_unregister_module(MODULE_SCSI_HA, &driver_template);
+    kfree(node);
+}
+
+/*====================================================================*/
+
+static int __init init_apa1480_cb(void) {
+    DEBUG(0, "%s\n", version);
+    register_driver(&apa1480_ops);
+    return 0;
+}
+
+static void __exit exit_apa1480_cb(void) {
+    DEBUG(0, "apa1480_cs: unloading\n");
+    unregister_driver(&apa1480_ops);
+}
+
+module_init(init_apa1480_cb);
+module_exit(exit_apa1480_cb);