[SCSI] psi240i: remove driver (864a4675) · Commits · e / devices / android_kernel_fairphone_FP3

drivers/scsi/Kconfig

+0 −11

Original line number	Original line	Diff line number	Diff line
	@@ -1288,17 +1288,6 @@ config SCSI_PAS16
	To compile this driver as a module, choose M here: the		To compile this driver as a module, choose M here: the
	module will be called pas16.		module will be called pas16.

	config SCSI_PSI240I
	tristate "PSI240i support"
	depends on ISA && SCSI
	help
	This is support for the PSI240i EIDE interface card which acts as a
	SCSI host adapter. Please read the SCSI-HOWTO, available from
	<http://www.tldp.org/docs.html#howto>.

	To compile this driver as a module, choose M here: the
	module will be called psi240i.

	config SCSI_QLOGIC_FAS		config SCSI_QLOGIC_FAS
	tristate "Qlogic FAS SCSI support"		tristate "Qlogic FAS SCSI support"
	depends on ISA && SCSI		depends on ISA && SCSI

drivers/scsi/Makefile

+0 −1

Original line number	Original line	Diff line number	Diff line
	@@ -59,7 +59,6 @@ obj-$(CONFIG_MVME16x_SCSI) += 53c700.o mvme16x_scsi.o
	obj-$(CONFIG_BVME6000_SCSI) += 53c700.o bvme6000_scsi.o		obj-$(CONFIG_BVME6000_SCSI) += 53c700.o bvme6000_scsi.o
	obj-$(CONFIG_SCSI_SIM710) += 53c700.o sim710.o		obj-$(CONFIG_SCSI_SIM710) += 53c700.o sim710.o
	obj-$(CONFIG_SCSI_ADVANSYS) += advansys.o		obj-$(CONFIG_SCSI_ADVANSYS) += advansys.o
	obj-$(CONFIG_SCSI_PSI240I) += psi240i.o
	obj-$(CONFIG_SCSI_BUSLOGIC) += BusLogic.o		obj-$(CONFIG_SCSI_BUSLOGIC) += BusLogic.o
	obj-$(CONFIG_SCSI_DPT_I2O) += dpt_i2o.o		obj-$(CONFIG_SCSI_DPT_I2O) += dpt_i2o.o
	obj-$(CONFIG_SCSI_U14_34F) += u14-34f.o		obj-$(CONFIG_SCSI_U14_34F) += u14-34f.o

drivers/scsi/psi240i.c

deleted100644 → 0

+0 −689

Original line number	Original line	Diff line number	Diff line
	/+M************************************************************************
	* Perceptive Solutions, Inc. PSI-240I device driver proc support for Linux.
	*
	* Copyright (c) 1997 Perceptive Solutions, Inc.
	*
	* This program is free software; you can redistribute it and/or modify
	* it under the terms of the GNU General Public License as published by
	* the Free Software Foundation; either version 2, or (at your option)
	* any later version.
	*
	* This program is distributed in the hope that it will be useful,
	* but WITHOUT ANY WARRANTY; without even the implied warranty of
	* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
	* GNU General Public License for more details.
	*
	* You should have received a copy of the GNU General Public License
	* along with this program; see the file COPYING. If not, write to
	* the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.
	*
	*
	* File Name: psi240i.c
	*
	* Description: SCSI driver for the PSI240I EIDE interface card.
	*
	-M************************************************************************/

	#include <linux/module.h>

	#include <linux/blkdev.h>
	#include <linux/kernel.h>
	#include <linux/types.h>
	#include <linux/string.h>
	#include <linux/ioport.h>
	#include <linux/delay.h>
	#include <linux/interrupt.h>
	#include <linux/proc_fs.h>
	#include <linux/spinlock.h>
	#include <linux/stat.h>

	#include <asm/dma.h>
	#include <asm/system.h>
	#include <asm/io.h>
	#include "scsi.h"
	#include <scsi/scsi_host.h>

	#include "psi240i.h"
	#include "psi_chip.h"

	//#define DEBUG 1

	#ifdef DEBUG
	#define DEB(x) x
	#else
	#define DEB(x)
	#endif

	#define MAXBOARDS 6 /* Increase this and the sizes of the arrays below, if you need more. */

	#define PORT_DATA 0
	#define PORT_ERROR 1
	#define PORT_SECTOR_COUNT 2
	#define PORT_LBA_0 3
	#define PORT_LBA_8 4
	#define PORT_LBA_16 5
	#define PORT_LBA_24 6
	#define PORT_STAT_CMD 7
	#define PORT_SEL_FAIL 8
	#define PORT_IRQ_STATUS 9
	#define PORT_ADDRESS 10
	#define PORT_FAIL 11
	#define PORT_ALT_STAT 12

	typedef struct
	{
	UCHAR device; // device code
	UCHAR byte6; // device select register image
	UCHAR spigot; // spigot number
	UCHAR expectingIRQ; // flag for expecting and interrupt
	USHORT sectors; // number of sectors per track
	USHORT heads; // number of heads
	USHORT cylinders; // number of cylinders for this device
	USHORT spareword; // placeholder
	ULONG blocks; // number of blocks on device
	} OUR_DEVICE, *POUR_DEVICE;

	typedef struct
	{
	USHORT ports[13];
	OUR_DEVICE device[8];
	struct scsi_cmnd *pSCmnd;
	IDE_STRUCT ide;
	ULONG startSector;
	USHORT sectorCount;
	struct scsi_cmnd *SCpnt;
	VOID *buffer;
	USHORT expectingIRQ;
	} ADAPTER240I, *PADAPTER240I;

	#define HOSTDATA(host) ((PADAPTER240I)&host->hostdata)

	static struct Scsi_Host PsiHost[6] = {NULL,}; / One for each IRQ level (10-15) */
	static IDENTIFY_DATA identifyData;
	static SETUP ChipSetup;

	static USHORT portAddr[6] = {CHIP_ADRS_0, CHIP_ADRS_1, CHIP_ADRS_2, CHIP_ADRS_3, CHIP_ADRS_4, CHIP_ADRS_5};

	/****************************************************************
	* Name: WriteData :LOCAL
	*
	* Description: Write data to device.
	*
	* Parameters: padapter - Pointer adapter data structure.
	*
	* Returns: TRUE if drive does not assert DRQ in time.
	*
	****************************************************************/
	static int WriteData (PADAPTER240I padapter)
	{
	ULONG timer;
	USHORT *pports = padapter->ports;

	timer = jiffies + TIMEOUT_DRQ; // calculate the timeout value
	do {
	if ( inb_p (pports[PORT_STAT_CMD]) & IDE_STATUS_DRQ )
	{
	outsw (pports[PORT_DATA], padapter->buffer, (USHORT)padapter->ide.ide.ide[2] * 256);
	return 0;
	}
	} while ( time_after(timer, jiffies) ); // test for timeout

	padapter->ide.ide.ides.cmd = 0; // null out the command byte
	return 1;
	}
	/****************************************************************
	* Name: IdeCmd :LOCAL
	*
	* Description: Process a queued command from the SCSI manager.
	*
	* Parameters: padapter - Pointer adapter data structure.
	*
	* Returns: Zero if no error or status register contents on error.
	*
	****************************************************************/
	static UCHAR IdeCmd (PADAPTER240I padapter)
	{
	ULONG timer;
	USHORT *pports = padapter->ports;
	UCHAR status;

	outb_p (padapter->ide.ide.ides.spigot, pports[PORT_SEL_FAIL]); // select the spigot
	outb_p (padapter->ide.ide.ide[6], pports[PORT_LBA_24]); // select the drive
	timer = jiffies + TIMEOUT_READY; // calculate the timeout value
	do {
	status = inb_p (padapter->ports[PORT_STAT_CMD]);
	if ( status & IDE_STATUS_DRDY )
	{
	outb_p (padapter->ide.ide.ide[2], pports[PORT_SECTOR_COUNT]);
	outb_p (padapter->ide.ide.ide[3], pports[PORT_LBA_0]);
	outb_p (padapter->ide.ide.ide[4], pports[PORT_LBA_8]);
	outb_p (padapter->ide.ide.ide[5], pports[PORT_LBA_16]);
	padapter->expectingIRQ = 1;
	outb_p (padapter->ide.ide.ide[7], pports[PORT_STAT_CMD]);

	if ( padapter->ide.ide.ides.cmd == IDE_CMD_WRITE_MULTIPLE )
	return (WriteData (padapter));

	return 0;
	}
	} while ( time_after(timer, jiffies) ); // test for timeout

	padapter->ide.ide.ides.cmd = 0; // null out the command byte
	return status;
	}
	/****************************************************************
	* Name: SetupTransfer :LOCAL
	*
	* Description: Setup a data transfer command.
	*
	* Parameters: padapter - Pointer adapter data structure.
	* drive - Drive/head register upper nibble only.
	*
	* Returns: TRUE if no data to transfer.
	*
	****************************************************************/
	static int SetupTransfer (PADAPTER240I padapter, UCHAR drive)
	{
	if ( padapter->sectorCount )
	{
	(ULONG )padapter->ide.ide.ides.lba = padapter->startSector;
	padapter->ide.ide.ide[6] \|= drive;
	padapter->ide.ide.ides.sectors = ( padapter->sectorCount > SECTORSXFER ) ? SECTORSXFER : padapter->sectorCount;
	padapter->sectorCount -= padapter->ide.ide.ides.sectors; // bump the start and count for next xfer
	padapter->startSector += padapter->ide.ide.ides.sectors;
	return 0;
	}
	else
	{
	padapter->ide.ide.ides.cmd = 0; // null out the command byte
	padapter->SCpnt = NULL;
	return 1;
	}
	}
	/****************************************************************
	* Name: DecodeError :LOCAL
	*
	* Description: Decode and process device errors.
	*
	* Parameters: pshost - Pointer to host data block.
	* status - Status register code.
	*
	* Returns: The driver status code.
	*
	****************************************************************/
	static ULONG DecodeError (struct Scsi_Host *pshost, UCHAR status)
	{
	PADAPTER240I padapter = HOSTDATA(pshost);
	UCHAR error;

	padapter->expectingIRQ = 0;
	padapter->SCpnt = NULL;
	if ( status & IDE_STATUS_WRITE_FAULT )
	{
	return DID_PARITY << 16;
	}
	if ( status & IDE_STATUS_BUSY )
	return DID_BUS_BUSY << 16;

	error = inb_p (padapter->ports[PORT_ERROR]);
	DEB(printk ("\npsi240i error register: %x", error));
	switch ( error )
	{
	case IDE_ERROR_AMNF:
	case IDE_ERROR_TKONF:
	case IDE_ERROR_ABRT:
	case IDE_ERROR_IDFN:
	case IDE_ERROR_UNC:
	case IDE_ERROR_BBK:
	default:
	return DID_ERROR << 16;
	}
	return DID_ERROR << 16;
	}
	/****************************************************************
	* Name: Irq_Handler :LOCAL
	*
	* Description: Interrupt handler.
	*
	* Parameters: irq - Hardware IRQ number.
	* dev_id -
	*
	* Returns: TRUE if drive is not ready in time.
	*
	****************************************************************/
	static void Irq_Handler (int irq, void *dev_id)
	{
	struct Scsi_Host *shost; // Pointer to host data block
	PADAPTER240I padapter; // Pointer to adapter control structure
	USHORT *pports; // I/O port array
	struct scsi_cmnd *SCpnt;
	UCHAR status;
	int z;

	DEB(printk ("\npsi240i received interrupt\n"));

	shost = PsiHost[irq - 10];
	if ( !shost )
	panic ("Splunge!");

	padapter = HOSTDATA(shost);
	pports = padapter->ports;
	SCpnt = padapter->SCpnt;

	if ( !padapter->expectingIRQ )
	{
	DEB(printk ("\npsi240i Unsolicited interrupt\n"));
	return;
	}
	padapter->expectingIRQ = 0;

	status = inb_p (padapter->ports[PORT_STAT_CMD]); // read the device status
	if ( status & (IDE_STATUS_ERROR \| IDE_STATUS_WRITE_FAULT) )
	goto irqerror;

	DEB(printk ("\npsi240i processing interrupt"));
	switch ( padapter->ide.ide.ides.cmd ) // decide how to handle the interrupt
	{
	case IDE_CMD_READ_MULTIPLE:
	if ( status & IDE_STATUS_DRQ )
	{
	insw (pports[PORT_DATA], padapter->buffer, (USHORT)padapter->ide.ide.ides.sectors * 256);
	padapter->buffer += padapter->ide.ide.ides.sectors * 512;
	if ( SetupTransfer (padapter, padapter->ide.ide.ide[6] & 0xF0) )
	{
	SCpnt->result = DID_OK << 16;
	padapter->SCpnt = NULL;
	SCpnt->scsi_done (SCpnt);
	return;
	}
	if ( !(status = IdeCmd (padapter)) )
	return;
	}
	break;

	case IDE_CMD_WRITE_MULTIPLE:
	padapter->buffer += padapter->ide.ide.ides.sectors * 512;
	if ( SetupTransfer (padapter, padapter->ide.ide.ide[6] & 0xF0) )
	{
	SCpnt->result = DID_OK << 16;
	padapter->SCpnt = NULL;
	SCpnt->scsi_done (SCpnt);
	return;
	}
	if ( !(status = IdeCmd (padapter)) )
	return;
	break;

	case IDE_COMMAND_IDENTIFY:
	{
	PINQUIRYDATA pinquiryData = SCpnt->request_buffer;

	if ( status & IDE_STATUS_DRQ )
	{
	insw (pports[PORT_DATA], &identifyData, sizeof (identifyData) >> 1);

	memset (pinquiryData, 0, SCpnt->request_bufflen); // Zero INQUIRY data structure.
	pinquiryData->DeviceType = 0;
	pinquiryData->Versions = 2;
	pinquiryData->AdditionalLength = 35 - 4;

	// Fill in vendor identification fields.
	for ( z = 0; z < 8; z += 2 )
	{
	pinquiryData->VendorId[z] = ((UCHAR *)identifyData.ModelNumber)[z + 1];
	pinquiryData->VendorId[z + 1] = ((UCHAR *)identifyData.ModelNumber)[z];
	}

	// Initialize unused portion of product id.
	for ( z = 0; z < 4; z++ )
	pinquiryData->ProductId[12 + z] = ' ';

	// Move firmware revision from IDENTIFY data to
	// product revision in INQUIRY data.
	for ( z = 0; z < 4; z += 2 )
	{
	pinquiryData->ProductRevisionLevel[z] = ((UCHAR *)identifyData.FirmwareRevision)[z + 1];
	pinquiryData->ProductRevisionLevel[z + 1] = ((UCHAR *)identifyData.FirmwareRevision)[z];
	}

	SCpnt->result = DID_OK << 16;
	padapter->SCpnt = NULL;
	SCpnt->scsi_done (SCpnt);
	return;
	}
	break;
	}

	default:
	SCpnt->result = DID_OK << 16;
	padapter->SCpnt = NULL;
	SCpnt->scsi_done (SCpnt);
	return;
	}

	irqerror:;
	DEB(printk ("\npsi240i error Device Status: %X\n", status));
	SCpnt->result = DecodeError (shost, status);
	SCpnt->scsi_done (SCpnt);
	}

	static irqreturn_t do_Irq_Handler (int irq, void *dev_id)
	{
	unsigned long flags;
	struct Scsi_Host *dev = dev_id;

	spin_lock_irqsave(dev->host_lock, flags);
	Irq_Handler(irq, dev_id);
	spin_unlock_irqrestore(dev->host_lock, flags);
	return IRQ_HANDLED;
	}

	/****************************************************************
	* Name: Psi240i_QueueCommand
	*
	* Description: Process a queued command from the SCSI manager.
	*
	* Parameters: SCpnt - Pointer to SCSI command structure.
	* done - Pointer to done function to call.
	*
	* Returns: Status code.
	*
	****************************************************************/
	static int Psi240i_QueueCommand(struct scsi_cmnd *SCpnt,
	void (done)(struct scsi_cmnd ))
	{
	UCHAR cdb = (UCHAR )SCpnt->cmnd;
	// Pointer to SCSI CDB
	PADAPTER240I padapter = HOSTDATA (SCpnt->device->host);
	// Pointer to adapter control structure
	POUR_DEVICE pdev = &padapter->device [SCpnt->device->id];
	// Pointer to device information
	UCHAR rc;
	// command return code

	SCpnt->scsi_done = done;
	padapter->ide.ide.ides.spigot = pdev->spigot;
	padapter->buffer = SCpnt->request_buffer;
	if (done)
	{
	if ( !pdev->device )
	{
	SCpnt->result = DID_BAD_TARGET << 16;
	done (SCpnt);
	return 0;
	}
	}
	else
	{
	printk("psi240i_queuecommand: %02X: done can't be NULL\n", *cdb);
	return 0;
	}

	switch ( *cdb )
	{
	case SCSIOP_INQUIRY: // inquiry CDB
	{
	padapter->ide.ide.ide[6] = pdev->byte6;
	padapter->ide.ide.ides.cmd = IDE_COMMAND_IDENTIFY;
	break;
	}

	case SCSIOP_TEST_UNIT_READY: // test unit ready CDB
	SCpnt->result = DID_OK << 16;
	done (SCpnt);
	return 0;

	case SCSIOP_READ_CAPACITY: // read capctiy CDB
	{
	PREAD_CAPACITY_DATA pdata = (PREAD_CAPACITY_DATA)SCpnt->request_buffer;

	pdata->blksiz = 0x20000;
	XANY2SCSI ((UCHAR *)&pdata->blks, pdev->blocks);
	SCpnt->result = DID_OK << 16;
	done (SCpnt);
	return 0;
	}

	case SCSIOP_VERIFY: // verify CDB
	(ULONG )padapter->ide.ide.ides.lba = XSCSI2LONG (&cdb[2]);
	padapter->ide.ide.ide[6] \|= pdev->byte6;
	padapter->ide.ide.ide[2] = (UCHAR)((USHORT)cdb[8] \| ((USHORT)cdb[7] << 8));
	padapter->ide.ide.ides.cmd = IDE_COMMAND_VERIFY;
	break;

	case SCSIOP_READ: // read10 CDB
	padapter->startSector = XSCSI2LONG (&cdb[2]);
	padapter->sectorCount = (USHORT)cdb[8] \| ((USHORT)cdb[7] << 8);
	SetupTransfer (padapter, pdev->byte6);
	padapter->ide.ide.ides.cmd = IDE_CMD_READ_MULTIPLE;
	break;

	case SCSIOP_READ6: // read6 CDB
	padapter->startSector = SCSI2LONG (&cdb[1]);
	padapter->sectorCount = cdb[4];
	SetupTransfer (padapter, pdev->byte6);
	padapter->ide.ide.ides.cmd = IDE_CMD_READ_MULTIPLE;
	break;

	case SCSIOP_WRITE: // write10 CDB
	padapter->startSector = XSCSI2LONG (&cdb[2]);
	padapter->sectorCount = (USHORT)cdb[8] \| ((USHORT)cdb[7] << 8);
	SetupTransfer (padapter, pdev->byte6);
	padapter->ide.ide.ides.cmd = IDE_CMD_WRITE_MULTIPLE;
	break;
	case SCSIOP_WRITE6: // write6 CDB
	padapter->startSector = SCSI2LONG (&cdb[1]);
	padapter->sectorCount = cdb[4];
	SetupTransfer (padapter, pdev->byte6);
	padapter->ide.ide.ides.cmd = IDE_CMD_WRITE_MULTIPLE;
	break;

	default:
	DEB (printk ("psi240i_queuecommand: Unsupported command %02X\n", *cdb));
	SCpnt->result = DID_ERROR << 16;
	done (SCpnt);
	return 0;
	}

	padapter->SCpnt = SCpnt; // Save this command data

	rc = IdeCmd (padapter);
	if ( rc )
	{
	padapter->expectingIRQ = 0;
	DEB (printk ("psi240i_queuecommand: %02X, %02X: Device failed to respond for command\n", *cdb, padapter->ide.ide.ides.cmd));
	SCpnt->result = DID_ERROR << 16;
	done (SCpnt);
	return 0;
	}
	DEB (printk("psi240i_queuecommand: %02X, %02X now waiting for interrupt ", *cdb, padapter->ide.ide.ides.cmd));
	return 0;
	}

	/***************************************************************************
	* Name: ReadChipMemory
	*
	* Description: Read information from controller memory.
	*
	* Parameters: psetup - Pointer to memory image of setup information.
	* base - base address of memory.
	* length - lenght of data space in bytes.
	* port - I/O address of data port.
	*
	* Returns: Nothing.
	*
	**************************************************************************/
	static void ReadChipMemory (void *pdata, USHORT base, USHORT length, USHORT port)
	{
	USHORT z, zz;
	UCHAR pd = (UCHAR )pdata;
	outb_p (SEL_NONE, port + REG_SEL_FAIL); // setup data port
	zz = 0;
	while ( zz < length )
	{
	outw_p (base, port + REG_ADDRESS); // setup address

	for ( z = 0; z < 8; z++ )
	{
	if ( (zz + z) < length )
	*pd++ = inb_p (port + z); // read data byte
	}
	zz += 8;
	base += 8;
	}
	}
	/****************************************************************
	* Name: Psi240i_Detect
	*
	* Description: Detect and initialize our boards.
	*
	* Parameters: tpnt - Pointer to SCSI host template structure.
	*
	* Returns: Number of adapters found.
	*
	****************************************************************/
	static int Psi240i_Detect (struct scsi_host_template *tpnt)
	{
	int board;
	int count = 0;
	int unit;
	int z;
	USHORT port, port_range = 16;
	CHIP_CONFIG_N chipConfig;
	CHIP_DEVICE_N chipDevice[8];
	struct Scsi_Host *pshost;

	for ( board = 0; board < MAXBOARDS; board++ ) // scan for I/O ports
	{
	pshost = NULL;
	port = portAddr[board]; // get base address to test
	if ( !request_region (port, port_range, "psi240i") )
	continue;
	if ( inb_p (port + REG_FAIL) != CHIP_ID ) // do the first test for likley hood that it is us
	goto host_init_failure;
	outb_p (SEL_NONE, port + REG_SEL_FAIL); // setup EEPROM/RAM access
	outw (0, port + REG_ADDRESS); // setup EEPROM address zero
	if ( inb_p (port) != 0x55 ) // test 1st byte
	goto host_init_failure; // nope
	if ( inb_p (port + 1) != 0xAA ) // test 2nd byte
	goto host_init_failure; // nope

	// at this point our board is found and can be accessed. Now we need to initialize
	// our informatation and register with the kernel.


	ReadChipMemory (&chipConfig, CHIP_CONFIG, sizeof (chipConfig), port);
	ReadChipMemory (&chipDevice, CHIP_DEVICE, sizeof (chipDevice), port);
	ReadChipMemory (&ChipSetup, CHIP_EEPROM_DATA, sizeof (ChipSetup), port);

	if ( !chipConfig.numDrives ) // if no devices on this board
	goto host_init_failure;

	pshost = scsi_register (tpnt, sizeof(ADAPTER240I));
	if(pshost == NULL)
	goto host_init_failure;

	PsiHost[chipConfig.irq - 10] = pshost;
	pshost->unique_id = port;
	pshost->io_port = port;
	pshost->n_io_port = 16; /* Number of bytes of I/O space used */
	pshost->irq = chipConfig.irq;

	for ( z = 0; z < 11; z++ ) // build regester address array
	HOSTDATA(pshost)->ports[z] = port + z;
	HOSTDATA(pshost)->ports[11] = port + REG_FAIL;
	HOSTDATA(pshost)->ports[12] = port + REG_ALT_STAT;
	DEB (printk ("\nPorts ="));
	DEB (for (z=0;z<13;z++) printk(" %#04X",HOSTDATA(pshost)->ports[z]););

	for ( z = 0; z < chipConfig.numDrives; ++z )
	{
	unit = chipDevice[z].channel & 0x0F;
	HOSTDATA(pshost)->device[unit].device = ChipSetup.setupDevice[unit].device;
	HOSTDATA(pshost)->device[unit].byte6 = (UCHAR)(((unit & 1) << 4) \| 0xE0);
	HOSTDATA(pshost)->device[unit].spigot = (UCHAR)(1 << (unit >> 1));
	HOSTDATA(pshost)->device[unit].sectors = ChipSetup.setupDevice[unit].sectors;
	HOSTDATA(pshost)->device[unit].heads = ChipSetup.setupDevice[unit].heads;
	HOSTDATA(pshost)->device[unit].cylinders = ChipSetup.setupDevice[unit].cylinders;
	HOSTDATA(pshost)->device[unit].blocks = ChipSetup.setupDevice[unit].blocks;
	DEB (printk ("\nHOSTDATA->device = %X", HOSTDATA(pshost)->device[unit].device));
	DEB (printk ("\n byte6 = %X", HOSTDATA(pshost)->device[unit].byte6));
	DEB (printk ("\n spigot = %X", HOSTDATA(pshost)->device[unit].spigot));
	DEB (printk ("\n sectors = %X", HOSTDATA(pshost)->device[unit].sectors));
	DEB (printk ("\n heads = %X", HOSTDATA(pshost)->device[unit].heads));
	DEB (printk ("\n cylinders = %X", HOSTDATA(pshost)->device[unit].cylinders));
	DEB (printk ("\n blocks = %lX", HOSTDATA(pshost)->device[unit].blocks));
	}

	if ( request_irq (chipConfig.irq, do_Irq_Handler, 0, "psi240i", pshost) == 0 )
	{
	printk("\nPSI-240I EIDE CONTROLLER: at I/O = %x IRQ = %d\n", port, chipConfig.irq);
	printk("(C) 1997 Perceptive Solutions, Inc. All rights reserved\n\n");
	count++;
	continue;
	}

	printk ("Unable to allocate IRQ for PSI-240I controller.\n");

	host_init_failure:

	release_region (port, port_range);
	if (pshost)
	scsi_unregister (pshost);

	}
	return count;
	}

	static int Psi240i_Release(struct Scsi_Host *shost)
	{
	if (shost->irq)
	free_irq(shost->irq, NULL);
	if (shost->io_port && shost->n_io_port)
	release_region(shost->io_port, shost->n_io_port);
	scsi_unregister(shost);
	return 0;
	}

	/****************************************************************
	* Name: Psi240i_BiosParam
	*
	* Description: Process the biosparam request from the SCSI manager to
	* return C/H/S data.
	*
	* Parameters: disk - Pointer to SCSI disk structure.
	* dev - Major/minor number from kernel.
	* geom - Pointer to integer array to place geometry data.
	*
	* Returns: zero.
	*
	****************************************************************/
	static int Psi240i_BiosParam (struct scsi_device sdev, struct block_device dev,
	sector_t capacity, int geom[])
	{
	POUR_DEVICE pdev;

	pdev = &(HOSTDATA(sdev->host)->device[sdev_id(sdev)]);

	geom[0] = pdev->heads;
	geom[1] = pdev->sectors;
	geom[2] = pdev->cylinders;
	return 0;
	}

	MODULE_LICENSE("GPL");

	static struct scsi_host_template driver_template = {
	.proc_name = "psi240i",
	.name = "PSI-240I EIDE Disk Controller",
	.detect = Psi240i_Detect,
	.release = Psi240i_Release,
	.queuecommand = Psi240i_QueueCommand,
	.bios_param = Psi240i_BiosParam,
	.can_queue = 1,
	.this_id = -1,
	.sg_tablesize = SG_NONE,
	.cmd_per_lun = 1,
	.use_clustering = DISABLE_CLUSTERING,
	};
	#include "scsi_module.c"