/*
* Linux driver attachment glue for aic7770 based controllers .
*
* Copyright ( c ) 2000 - 2003 Adaptec Inc .
* All rights reserved .
*
* Redistribution and use in source and binary forms , with or without
* modification , are permitted provided that the following conditions
* are met :
* 1 . Redistributions of source code must retain the above copyright
* notice , this list of conditions , and the following disclaimer ,
* without modification .
* 2 . Redistributions in binary form must reproduce at minimum a disclaimer
* substantially similar to the " NO WARRANTY " disclaimer below
* ( " Disclaimer " ) and any redistribution must be conditioned upon
* including a substantially similar Disclaimer requirement for further
* binary redistribution .
* 3 . Neither the names of the above - listed copyright holders nor the names
* of any contributors may be used to endorse or promote products derived
* from this software without specific prior written permission .
*
* Alternatively , this software may be distributed under the terms of the
* GNU General Public License ( " GPL " ) version 2 as published by the Free
* Software Foundation .
*
* NO WARRANTY
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* " AS IS " AND ANY EXPRESS OR IMPLIED WARRANTIES , INCLUDING , BUT NOT
* LIMITED TO , THE IMPLIED WARRANTIES OF MERCHANTIBILITY AND FITNESS FOR
* A PARTICULAR PURPOSE ARE DISCLAIMED . IN NO EVENT SHALL THE COPYRIGHT
* HOLDERS OR CONTRIBUTORS BE LIABLE FOR SPECIAL , EXEMPLARY , OR CONSEQUENTIAL
* DAMAGES ( INCLUDING , BUT NOT LIMITED TO , PROCUREMENT OF SUBSTITUTE GOODS
* OR SERVICES ; LOSS OF USE , DATA , OR PROFITS ; OR BUSINESS INTERRUPTION )
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY , WHETHER IN CONTRACT ,
* STRICT LIABILITY , OR TORT ( INCLUDING NEGLIGENCE OR OTHERWISE ) ARISING
* IN ANY WAY OUT OF THE USE OF THIS SOFTWARE , EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGES .
*
* $ Id : //depot/aic7xxx/linux/drivers/scsi/aic7xxx/aic7770_osm.c#14 $
*/
#include "aic7xxx_osm.h"
#include <linux/device.h>
#include <linux/eisa.h>
int
aic7770_map_registers(struct ahc_softc *ahc, u_int port)
{
/*
* Lock out other contenders for our i / o space .
*/
if (!request_region(port, AHC_EISA_IOSIZE, "aic7xxx" ))
return (ENOMEM);
ahc->tag = BUS_SPACE_PIO;
ahc->bsh.ioport = port;
return (0 );
}
int
aic7770_map_int(struct ahc_softc *ahc, u_int irq)
{
int error;
int shared;
shared = 0 ;
if ((ahc->flags & AHC_EDGE_INTERRUPT) == 0 )
shared = IRQF_SHARED;
error = request_irq(irq, ahc_linux_isr, shared, "aic7xxx" , ahc);
if (error == 0 )
ahc->platform_data->irq = irq;
return (-error);
}
static int
aic7770_probe(struct device *dev)
{
struct eisa_device *edev = to_eisa_device(dev);
u_int eisaBase = edev->base_addr+AHC_EISA_SLOT_OFFSET;
struct ahc_softc *ahc;
char buf[80 ];
char *name;
int error;
sprintf(buf, "ahc_eisa:%d" , eisaBase >> 12 );
name = kstrdup(buf, GFP_ATOMIC);
if (name == NULL)
return -ENOMEM;
ahc = ahc_alloc(&aic7xxx_driver_template, name);
if (ahc == NULL)
return -ENOMEM;
ahc->dev = dev;
error = aic7770_config(ahc, aic7770_ident_table + edev->id.driver_data,
eisaBase);
if (error != 0 ) {
ahc->bsh.ioport = 0 ;
ahc_free(ahc);
return error < 0 ? error : -error;
}
dev_set_drvdata(dev, ahc);
error = ahc_linux_register_host(ahc, &aic7xxx_driver_template);
return (error);
}
static int
aic7770_remove(struct device *dev)
{
struct ahc_softc *ahc = dev_get_drvdata(dev);
u_long s;
if (ahc->platform_data && ahc->platform_data->host)
scsi_remove_host(ahc->platform_data->host);
ahc_lock(ahc, &s);
ahc_intr_enable(ahc, FALSE );
ahc_unlock(ahc, &s);
ahc_free(ahc);
return 0 ;
}
static struct eisa_device_id aic7770_ids[] = {
{ "ADP7771" , 0 }, /* AHA 274x */
{ "ADP7756" , 1 }, /* AHA 284x BIOS enabled */
{ "ADP7757" , 2 }, /* AHA 284x BIOS disabled */
{ "ADP7782" , 3 }, /* AHA 274x Olivetti OEM */
{ "ADP7783" , 4 }, /* AHA 274x Olivetti OEM (Differential) */
{ "ADP7770" , 5 }, /* AIC7770 generic */
{ "" }
};
MODULE_DEVICE_TABLE(eisa, aic7770_ids);
static struct eisa_driver aic7770_driver = {
.id_table = aic7770_ids,
.driver = {
.name = "aic7xxx" ,
.probe = aic7770_probe,
.remove = aic7770_remove,
}
};
int
ahc_linux_eisa_init(void )
{
return eisa_driver_register(&aic7770_driver);
}
void
ahc_linux_eisa_exit(void )
{
eisa_driver_unregister(&aic7770_driver);
}
Messung V0.5 in Prozent C=95 H=97 G=95
¤ Dauer der Verarbeitung: 0.10 Sekunden
(vorverarbeitet am 2026-10-11)
¤
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