patch-2.3.47 linux/drivers/scsi/pci2220i.c
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- Lines: 2496
- Date:
Fri Feb 18 14:50:03 2000
- Orig file:
v2.3.46/linux/drivers/scsi/pci2220i.c
- Orig date:
Thu Nov 11 20:11:48 1999
diff -u --recursive --new-file v2.3.46/linux/drivers/scsi/pci2220i.c linux/drivers/scsi/pci2220i.c
@@ -24,8 +24,15 @@
* Revisions 1.11 Mar-26-1999
* - Fixed spinlock and PCI configuration.
*
+ * Revision 2.00 December-1-1999
+ * - Added code for the PCI-2240I controller
+ * - Added code for ATAPI devices.
+ * - Double buffer for scatter/gather support
+ *
****************************************************************************/
+//#define DEBUG 1
+
#include <linux/module.h>
#include <linux/kernel.h>
#include <linux/types.h>
@@ -46,18 +53,22 @@
#include "scsi.h"
#include "hosts.h"
#include "pci2220i.h"
+#include "psi_dale.h"
-#include <linux/spinlock.h>
+#if LINUX_VERSION_CODE >= LINUXVERSION(2,1,95)
+#include <asm/spinlock.h>
+#endif
+#if LINUX_VERSION_CODE < LINUXVERSION(2,1,93)
+#include <linux/bios32.h>
+#endif
-#define PCI2220I_VERSION "1.11"
-//#define READ_CMD IDE_COMMAND_READ
-//#define WRITE_CMD IDE_COMMAND_WRITE
-//#define MAX_BUS_MASTER_BLOCKS 1 // This is the maximum we can bus master
+#define PCI2220I_VERSION "2.00"
#define READ_CMD IDE_CMD_READ_MULTIPLE
#define WRITE_CMD IDE_CMD_WRITE_MULTIPLE
#define MAX_BUS_MASTER_BLOCKS SECTORSXFER // This is the maximum we can bus master
-//#define DEBUG 1
+struct proc_dir_entry Proc_Scsi_Pci2220i =
+ { PROC_SCSI_PCI2220I, 8, "pci2220i", S_IFDIR | S_IRUGO | S_IXUGO, 2 };
#ifdef DEBUG
#define DEB(x) x
@@ -72,10 +83,10 @@
typedef struct
{
- UCHAR device; // device code
UCHAR byte6; // device select register image
UCHAR spigot; // spigot number
- UCHAR sparebyte; // placeholder
+ UCHAR spigots[2]; // RAID spigots
+ UCHAR deviceID[2]; // device ID codes
USHORT sectors; // number of sectors per track
USHORT heads; // number of heads
USHORT cylinders; // number of cylinders for this device
@@ -85,12 +96,17 @@
ULONG lastsectorlba[2]; // last addressable sector on the drive
USHORT raid; // RAID active flag
USHORT mirrorRecon;
- UCHAR hotRecon;
+ UCHAR reconOn;
USHORT reconCount;
+ USHORT reconIsStarting; // indicate hot reconstruct is starting
+ UCHAR cmdDrqInt; // flag for command interrupt
+ UCHAR packet; // command packet size in bytes
} OUR_DEVICE, *POUR_DEVICE;
typedef struct
{
+ USHORT bigD; // identity is a PCI-2240I if true, otherwise a PCI-2220I
+ USHORT atapi; // this interface is for ATAPI devices only
USHORT regDmaDesc; // address of the DMA discriptor register for direction of transfer
USHORT regDmaCmdStat; // Byte #1 of DMA command status register
USHORT regDmaAddrPci; // 32 bit register for PCI address of DMA
@@ -119,16 +135,21 @@
USHORT timingPIO; // TRUE if PIO timing is active
ULONG timingAddress; // address to use on adapter for current timing mode
ULONG irqOwned; // owned IRQ or zero if shared
- OUR_DEVICE device[DALE_MAXDRIVES];
- DISK_MIRROR *raidData[8];
+ UCHAR numberOfDrives; // saved number of drives on this controller
+ UCHAR failRegister; // current inverted data in fail register
+ OUR_DEVICE device[BIGD_MAXDRIVES];
+ DISK_MIRROR *raidData[BIGD_MAXDRIVES];
ULONG startSector;
USHORT sectorCount;
+ ULONG readCount;
+ UCHAR *currentSgBuffer;
+ ULONG currentSgCount;
+ USHORT nextSg;
UCHAR cmd;
Scsi_Cmnd *SCpnt;
- VOID *buffer;
POUR_DEVICE pdev; // current device opearating on
+ USHORT devInReconIndex;
USHORT expectingIRQ;
- USHORT reconIsStarting; // indicate hot reconstruct is starting
USHORT reconOn; // Hot reconstruct is to be done.
USHORT reconPhase; // Hot reconstruct operation is in progress.
ULONG reconSize;
@@ -138,6 +159,9 @@
struct timer_list reconTimer;
struct timer_list timer;
UCHAR *kBuffer;
+ UCHAR reqSense;
+ UCHAR atapiCdb[16];
+ UCHAR atapiSpecial;
} ADAPTER2220I, *PADAPTER2220I;
#define HOSTDATA(host) ((PADAPTER2220I)&host->hostdata)
@@ -152,12 +176,41 @@
static struct Scsi_Host *PsiHost[MAXADAPTER] = {NULL,}; // One for each adapter
static int NumAdapters = 0;
+static int Installed = 0;
static SETUP DaleSetup;
-static DISK_MIRROR DiskMirror[2];
-static ULONG ModeArray[] = {DALE_DATA_MODE2, DALE_DATA_MODE3, DALE_DATA_MODE4, DALE_DATA_MODE4P};
+static DISK_MIRROR DiskMirror[BIGD_MAXDRIVES];
+static ULONG ModeArray[] = {DALE_DATA_MODE2, DALE_DATA_MODE3, DALE_DATA_MODE4, DALE_DATA_MODE5};
+static ULONG ModeArray2[] = {BIGD_DATA_MODE2, BIGD_DATA_MODE3, BIGD_DATA_MODE4, BIGD_DATA_MODE5};
static void ReconTimerExpiry (unsigned long data);
+/*******************************************************************************************************
+ * Name: Alarm
+ *
+ * Description: Sound the for the given device
+ *
+ * Parameters: padapter - Pointer adapter data structure.
+ * device - Device number.
+ *
+ * Returns: Nothing.
+ *
+ ******************************************************************************************************/
+static void Alarm (PADAPTER2220I padapter, UCHAR device)
+ {
+ UCHAR zc;
+
+ if ( padapter->bigD )
+ {
+ zc = device | (FAIL_ANY | FAIL_AUDIBLE);
+ if ( padapter->failRegister & FAIL_ANY )
+ zc |= FAIL_MULTIPLE;
+
+ padapter->failRegister = zc;
+ outb_p (~zc, padapter->regFail);
+ }
+ else
+ outb_p (0x3C | (1 << device), padapter->regFail); // sound alarm and set fail light
+ }
/****************************************************************
* Name: MuteAlarm :LOCAL
*
@@ -172,8 +225,16 @@
{
UCHAR old;
- old = (inb_p (padapter->regStatSel) >> 3) | (inb_p (padapter->regStatSel) & 0x83);
- outb_p (old | 0x40, padapter->regFail);
+ if ( padapter->bigD )
+ {
+ padapter->failRegister &= ~FAIL_AUDIBLE;
+ outb_p (~padapter->failRegister, padapter->regFail);
+ }
+ else
+ {
+ old = (inb_p (padapter->regStatSel) >> 3) | (inb_p (padapter->regStatSel) & 0x83);
+ outb_p (old | 0x40, padapter->regFail);
+ }
}
/****************************************************************
* Name: WaitReady :LOCAL
@@ -214,17 +275,17 @@
ULONG z;
UCHAR status;
- for ( z = 0; z < (250 * 4); z++ ) // wait up to 1/4 second
+ for ( z = 0; z < (125 * 16); z++ ) // wait up to 1/4 second
{
status = inb_p (padapter->regStatCmd);
if ( (status & (IDE_STATUS_DRDY | IDE_STATUS_BUSY)) == IDE_STATUS_DRDY )
{
- DEB (printk ("\nPCI2220I: Reset took %ld mSec to be ready", z / 4));
+ DEB (printk ("\nPCI2220I: Reset took %ld mSec to be ready", z / 8));
return 0;
}
- udelay (250);
+ udelay (125);
}
- DEB (printk ("\nPCI2220I: Reset took more than 1 Second to come ready, Disk Failure"));
+ DEB (printk ("\nPCI2220I: Reset took more than 2 Seconds to come ready, Disk Failure"));
return status;
}
/****************************************************************
@@ -252,6 +313,52 @@
return status;
}
/****************************************************************
+ * Name: AtapiWaitReady :LOCAL
+ *
+ * Description: Wait for device busy and DRQ to be cleared.
+ *
+ * Parameters: padapter - Pointer adapter data structure.
+ * msec - Number of milliseconds to wait.
+ *
+ * Returns: TRUE if drive does not clear busy in time.
+ *
+ ****************************************************************/
+static int AtapiWaitReady (PADAPTER2220I padapter, int msec)
+ {
+ int z;
+
+ for ( z = 0; z < (msec * 16); z++ )
+ {
+ if ( !(inb_p (padapter->regStatCmd) & (IDE_STATUS_BUSY | IDE_STATUS_DRQ)) )
+ return FALSE;
+ udelay (125);
+ }
+ return TRUE;
+ }
+/****************************************************************
+ * Name: AtapiWaitDrq :LOCAL
+ *
+ * Description: Wait for device ready for data transfer.
+ *
+ * Parameters: padapter - Pointer adapter data structure.
+ * msec - Number of milliseconds to wait.
+ *
+ * Returns: TRUE if drive does not assert DRQ in time.
+ *
+ ****************************************************************/
+static int AtapiWaitDrq (PADAPTER2220I padapter, int msec)
+ {
+ ULONG z;
+
+ for ( z = 0; z < (msec * 16); z++ )
+ {
+ if ( inb_p (padapter->regStatCmd) & IDE_STATUS_DRQ )
+ return 0;
+ udelay (128);
+ }
+ return TRUE;
+ }
+/****************************************************************
* Name: HardReset :LOCAL
*
* Description: Wait for device ready for data transfer.
@@ -265,24 +372,113 @@
****************************************************************/
static int HardReset (PADAPTER2220I padapter, POUR_DEVICE pdev, UCHAR spigot)
{
- SelectSpigot (padapter, spigot | 0x80);
+ DEB (printk ("\npci2220i:RESET spigot = %X devices = %d, %d", spigot, pdev->deviceID[0], pdev->deviceID[1]));
+ udelay (100000); // just wait 100 mSec to let drives flush
+ SelectSpigot (padapter, spigot | SEL_IRQ_OFF);
outb_p (0x0E, padapter->regAltStat); // reset the suvivor
udelay (100); // wait a little
outb_p (0x08, padapter->regAltStat); // clear the reset
udelay (100);
- outb_p (0xA0, padapter->regLba24); //Specify drive
- outb_p (pdev->byte6, padapter->regLba24); // select the drive
+ outb_p (0xA0, padapter->regLba24); // select the master drive
if ( WaitReadyReset (padapter) )
+ {
+ DEB (printk ("\npci2220i: master not ready after reset"));
return TRUE;
+ }
+ outb_p (0xB0, padapter->regLba24); // try the slave drive
+ if ( (inb_p (padapter->regStatCmd) & (IDE_STATUS_DRDY | IDE_STATUS_BUSY)) == IDE_STATUS_DRDY )
+ {
+ DEB (printk ("\nPCI2220I: initializing slave drive on spigot %X", spigot));
+ outb_p (SECTORSXFER, padapter->regSectCount);
+ WriteCommand (padapter, IDE_CMD_SET_MULTIPLE);
+ if ( WaitReady (padapter) )
+ {
+ DEB (printk ("\npci2220i: slave not ready after set multiple"));
+ return TRUE;
+ }
+ }
+
+ outb_p (0xA0, padapter->regLba24); // select the drive
outb_p (SECTORSXFER, padapter->regSectCount);
WriteCommand (padapter, IDE_CMD_SET_MULTIPLE);
if ( WaitReady (padapter) )
+ {
+ DEB (printk ("\npci2220i: master not ready after set multiple"));
+ return TRUE;
+ }
+ return FALSE;
+ }
+/****************************************************************
+ * Name: AtapiReset :LOCAL
+ *
+ * Description: Wait for device ready for data transfer.
+ *
+ * Parameters: padapter - Pointer adapter data structure.
+ * pdev - Pointer to device.
+ *
+ * Returns: TRUE if drive does not come ready.
+ *
+ ****************************************************************/
+static int AtapiReset (PADAPTER2220I padapter, POUR_DEVICE pdev)
+ {
+ SelectSpigot (padapter, pdev->spigot);
+ AtapiDevice (padapter, pdev->byte6);
+ AtapiCountLo (padapter, 0);
+ AtapiCountHi (padapter, 0);
+ WriteCommand (padapter, IDE_COMMAND_ATAPI_RESET);
+ udelay (125);
+ if ( AtapiWaitReady (padapter, 1000) )
+ return TRUE;
+ if ( inb_p (padapter->regStatCmd) || (inb_p (padapter->regLba8) != 0x14) || (inb_p (padapter->regLba16) != 0xEB) )
return TRUE;
return FALSE;
}
/****************************************************************
+ * Name: WalkScatGath :LOCAL
+ *
+ * Description: Transfer data to/from scatter/gather buffers.
+ *
+ * Parameters: padapter - Pointer adapter data structure.
+ * datain - TRUE if data read.
+ * length - Number of bytes to transfer.
+ *
+ * Returns: Nothing.
+ *
+ ****************************************************************/
+static void WalkScatGath (PADAPTER2220I padapter, UCHAR datain, ULONG length)
+ {
+ ULONG count;
+ UCHAR *buffer = padapter->kBuffer;
+
+ while ( length )
+ {
+ count = ( length > padapter->currentSgCount ) ? padapter->currentSgCount : length;
+
+ if ( datain )
+ memcpy (padapter->currentSgBuffer, buffer, count);
+ else
+ memcpy (buffer, padapter->currentSgBuffer, count);
+
+ padapter->currentSgCount -= count;
+ if ( !padapter->currentSgCount )
+ {
+ if ( padapter->nextSg < padapter->SCpnt->use_sg )
+ {
+ padapter->currentSgBuffer = ((struct scatterlist *)padapter->SCpnt->request_buffer)[padapter->nextSg].address;
+ padapter->currentSgCount = ((struct scatterlist *)padapter->SCpnt->request_buffer)[padapter->nextSg].length;
+ padapter->nextSg++;
+ }
+ }
+ else
+ padapter->currentSgBuffer += count;
+
+ length -= count;
+ buffer += count;
+ }
+ }
+/****************************************************************
* Name: BusMaster :LOCAL
*
* Description: Do a bus master I/O.
@@ -291,34 +487,84 @@
* datain - TRUE if data read.
* irq - TRUE if bus master interrupt expected.
*
- * Returns: TRUE if drive does not assert DRQ in time.
+ * Returns: Nothing.
*
****************************************************************/
static void BusMaster (PADAPTER2220I padapter, UCHAR datain, UCHAR irq)
{
ULONG zl;
- outl (padapter->timingAddress, padapter->regDmaAddrLoc);
- outl (virt_to_bus (padapter->buffer), padapter->regDmaAddrPci);
- zl = (padapter->sectorCount > MAX_BUS_MASTER_BLOCKS) ? MAX_BUS_MASTER_BLOCKS : padapter->sectorCount;
+ zl = ( padapter->sectorCount > MAX_BUS_MASTER_BLOCKS ) ? MAX_BUS_MASTER_BLOCKS : padapter->sectorCount;
padapter->sectorCount -= zl;
zl *= (ULONG)BYTES_PER_SECTOR;
- padapter->buffer += zl;
- outl (zl, padapter->regDmaCount);
+
if ( datain )
{
- outb_p (8, padapter->regDmaDesc); // read operation
- if ( irq && !padapter->sectorCount )
- outb_p (5, padapter->regDmaMode); // interrupt on
+ padapter->readCount = zl;
+ outb_p (8, padapter->regDmaDesc); // read operation
+ if ( padapter->bigD )
+ {
+ if ( irq && !padapter->sectorCount )
+ outb_p (0x0C, padapter->regDmaMode); // interrupt on
+ else
+ outb_p (0x08, padapter->regDmaMode); // no interrupt
+ }
+ else
+ {
+ if ( irq && !padapter->sectorCount )
+ outb_p (0x05, padapter->regDmaMode); // interrupt on
+ else
+ outb_p (0x01, padapter->regDmaMode); // no interrupt
+ }
+ }
+ else
+ {
+ outb_p (0x00, padapter->regDmaDesc); // write operation
+ if ( padapter->bigD )
+ outb_p (0x08, padapter->regDmaMode); // no interrupt
else
- outb_p (1, padapter->regDmaMode); // no interrupt
+ outb_p (0x01, padapter->regDmaMode); // no interrupt
+ WalkScatGath (padapter, FALSE, zl);
+ }
+
+ outl (padapter->timingAddress, padapter->regDmaAddrLoc);
+ outl (virt_to_bus (padapter->kBuffer), padapter->regDmaAddrPci);
+ outl (zl, padapter->regDmaCount);
+ outb_p (0x03, padapter->regDmaCmdStat); // kick the DMA engine in gear
+ }
+/****************************************************************
+ * Name: AtapiBusMaster :LOCAL
+ *
+ * Description: Do a bus master I/O.
+ *
+ * Parameters: padapter - Pointer adapter data structure.
+ * datain - TRUE if data read.
+ * length - Number of bytes to transfer.
+ *
+ * Returns: Nothing.
+ *
+ ****************************************************************/
+static void AtapiBusMaster (PADAPTER2220I padapter, UCHAR datain, ULONG length)
+ {
+ outl (padapter->timingAddress, padapter->regDmaAddrLoc);
+ outl (virt_to_bus (padapter->kBuffer), padapter->regDmaAddrPci);
+ outl (length, padapter->regDmaCount);
+ if ( datain )
+ {
+ if ( padapter->readCount )
+ WalkScatGath (padapter, TRUE, padapter->readCount);
+ outb_p (0x08, padapter->regDmaDesc); // read operation
+ outb_p (0x08, padapter->regDmaMode); // no interrupt
+ padapter->readCount = length;
}
else
{
- outb_p (0, padapter->regDmaDesc); // write operation
- outb_p (1, padapter->regDmaMode); // no interrupt
+ outb_p (0x00, padapter->regDmaDesc); // write operation
+ outb_p (0x08, padapter->regDmaMode); // no interrupt
+ if ( !padapter->atapiSpecial )
+ WalkScatGath (padapter, FALSE, length);
}
- outb_p (0x03, padapter->regDmaCmdStat); // kick the DMA engine in gear
+ outb_p (0x03, padapter->regDmaCmdStat); // kick the DMA engine in gear
}
/****************************************************************
* Name: WriteData :LOCAL
@@ -339,9 +585,9 @@
if ( padapter->timingPIO )
{
zl = (padapter->sectorCount > MAX_BUS_MASTER_BLOCKS) ? MAX_BUS_MASTER_BLOCKS : padapter->sectorCount;
- outsw (padapter->regData, padapter->buffer, zl * (BYTES_PER_SECTOR / 2));
+ WalkScatGath (padapter, FALSE, zl * BYTES_PER_SECTOR);
+ outsw (padapter->regData, padapter->kBuffer, zl * (BYTES_PER_SECTOR / 2));
padapter->sectorCount -= zl;
- padapter->buffer += zl * BYTES_PER_SECTOR;
}
else
BusMaster (padapter, 0, 0);
@@ -355,31 +601,32 @@
*
* Description: Write data to device.
*
- * Parameters: padapter - Pointer adapter data structure.
+ * Parameters: padapter - Pointer to adapter structure.
+ * pdev - Pointer to device structure
*
- * Returns: TRUE if drive does not assert DRQ in time.
+ * Returns: Index + 1 of drive not failed or zero for OK.
*
****************************************************************/
-static int WriteDataBoth (PADAPTER2220I padapter)
+static int WriteDataBoth (PADAPTER2220I padapter, POUR_DEVICE pdev)
{
ULONG zl;
UCHAR status0, status1;
- SelectSpigot (padapter, 1);
+ SelectSpigot (padapter, pdev->spigots[0]);
status0 = WaitDrq (padapter);
if ( !status0 )
{
- SelectSpigot (padapter, 2);
+ SelectSpigot (padapter, pdev->spigots[1]);
status1 = WaitDrq (padapter);
if ( !status1 )
{
- SelectSpigot (padapter, 3);
+ SelectSpigot (padapter, pdev->spigots[0] | pdev->spigots[1] | padapter->bigD);
if ( padapter->timingPIO )
{
zl = (padapter->sectorCount > MAX_BUS_MASTER_BLOCKS) ? MAX_BUS_MASTER_BLOCKS : padapter->sectorCount;
- outsw (padapter->regData, padapter->buffer, zl * (BYTES_PER_SECTOR / 2));
+ WalkScatGath (padapter, FALSE, zl * BYTES_PER_SECTOR);
+ outsw (padapter->regData, padapter->kBuffer, zl * (BYTES_PER_SECTOR / 2));
padapter->sectorCount -= zl;
- padapter->buffer += zl * BYTES_PER_SECTOR;
}
else
BusMaster (padapter, 0, 0);
@@ -388,8 +635,8 @@
}
padapter->cmd = 0; // null out the command byte
if ( status0 )
- return 1;
- return 2;
+ return 2;
+ return 1;
}
/****************************************************************
* Name: IdeCmd :LOCAL
@@ -406,7 +653,7 @@
{
UCHAR status;
- SelectSpigot (padapter, pdev->spigot); // select the spigot
+ SelectSpigot (padapter, pdev->spigot | padapter->bigD); // select the spigot
outb_p (pdev->byte6 | ((UCHAR *)(&padapter->startSector))[3], padapter->regLba24); // select the drive
status = WaitReady (padapter);
if ( !status )
@@ -429,26 +676,27 @@
* Description: Process an IDE command to both drivers.
*
* Parameters: padapter - Pointer adapter data structure.
+ * pdev - Pointer to device structure
*
- * Returns: Zero if no error or spigot of error.
+ * Returns: Index + 1 of drive not failed or zero for OK.
*
****************************************************************/
-static UCHAR IdeCmdBoth (PADAPTER2220I padapter)
+static UCHAR IdeCmdBoth (PADAPTER2220I padapter, POUR_DEVICE pdev)
{
UCHAR status0;
UCHAR status1;
- SelectSpigot (padapter, 3); // select the spigots
+ SelectSpigot (padapter, pdev->spigots[0] | pdev->spigots[1]); // select the spigots
outb_p (padapter->pdev->byte6 | ((UCHAR *)(&padapter->startSector))[3], padapter->regLba24);// select the drive
- SelectSpigot (padapter, 1);
+ SelectSpigot (padapter, pdev->spigots[0]);
status0 = WaitReady (padapter);
if ( !status0 )
{
- SelectSpigot (padapter, 2);
+ SelectSpigot (padapter, pdev->spigots[1]);
status1 = WaitReady (padapter);
if ( !status1 )
{
- SelectSpigot (padapter, 3);
+ SelectSpigot (padapter, pdev->spigots[0] | pdev->spigots[1] | padapter->bigD);
outb_p (padapter->sectorCount, padapter->regSectCount);
outb_p (((UCHAR *)(&padapter->startSector))[0], padapter->regLba0);
outb_p (((UCHAR *)(&padapter->startSector))[1], padapter->regLba8);
@@ -460,8 +708,8 @@
}
padapter->cmd = 0; // null out the command byte
if ( status0 )
- return 1;
- return 2;
+ return 2;
+ return 1;
}
/****************************************************************
* Name: OpDone :LOCAL
@@ -498,6 +746,7 @@
{
padapter->cmd = 0;
padapter->SCpnt = NULL;
+ padapter->pdev = NULL;
SCpnt->result = result;
SCpnt->scsi_done (SCpnt);
if ( padapter->reconOn && !padapter->reconTimer.data )
@@ -524,8 +773,8 @@
{
PIDENTIFY_DATA pid = (PIDENTIFY_DATA)padapter->kBuffer;
- SelectSpigot (padapter, spigot | 0x80); // select the spigot
- outb_p (device << 4, padapter->regLba24); // select the drive
+ SelectSpigot (padapter, spigot | SEL_IRQ_OFF); // select the spigot
+ outb_p ((device << 4) | 0xA0, padapter->regLba24); // select the drive
if ( WaitReady (padapter) )
return 0;
WriteCommand (padapter, IDE_COMMAND_IDENTIFY);
@@ -535,6 +784,192 @@
return (pid->LBATotalSectors - 1);
}
/****************************************************************
+ * Name: AtapiIdentify :LOCAL
+ *
+ * Description: Do an intline inquiry on a drive.
+ *
+ * Parameters: padapter - Pointer to host data block.
+ * pdev - Pointer to device table.
+ *
+ * Returns: TRUE on error.
+ *
+ ****************************************************************/
+static ULONG AtapiIdentify (PADAPTER2220I padapter, POUR_DEVICE pdev)
+ {
+ ATAPI_GENERAL_0 ag0;
+ USHORT zs;
+ int z;
+
+ AtapiDevice (padapter, pdev->byte6);
+ WriteCommand (padapter, IDE_COMMAND_ATAPI_IDENTIFY);
+ if ( AtapiWaitDrq (padapter, 3000) )
+ return TRUE;
+
+ *(USHORT *)&ag0 = inw_p (padapter->regData);
+ for ( z = 0; z < 255; z++ )
+ zs = inw_p (padapter->regData);
+
+ if ( ag0.ProtocolType == 2 )
+ {
+ if ( ag0.CmdDrqType == 1 )
+ pdev->cmdDrqInt = TRUE;
+ switch ( ag0.CmdPacketSize )
+ {
+ case 0:
+ pdev->packet = 6;
+ break;
+ case 1:
+ pdev->packet = 8;
+ break;
+ default:
+ pdev->packet = 6;
+ break;
+ }
+ return FALSE;
+ }
+ return TRUE;
+ }
+/****************************************************************
+ * Name: Atapi2Scsi
+ *
+ * Description: Convert ATAPI data to SCSI data.
+ *
+ * Parameters: padapter - Pointer adapter data structure.
+ * SCpnt - Pointer to SCSI command structure.
+ *
+ * Returns: Nothing.
+ *
+ ****************************************************************/
+void Atapi2Scsi (PADAPTER2220I padapter, Scsi_Cmnd *SCpnt)
+ {
+ UCHAR *buff = padapter->currentSgBuffer;
+
+ switch ( SCpnt->cmnd[0] )
+ {
+ case SCSIOP_MODE_SENSE:
+ buff[0] = padapter->kBuffer[1];
+ buff[1] = padapter->kBuffer[2];
+ buff[2] = padapter->kBuffer[3];
+ buff[3] = padapter->kBuffer[7];
+ memcpy (&buff[4], &padapter->kBuffer[8], padapter->atapiCdb[8] - 8);
+ break;
+ case SCSIOP_INQUIRY:
+ padapter->kBuffer[2] = 2;
+ memcpy (buff, padapter->kBuffer, padapter->currentSgCount);
+ break;
+ default:
+ if ( padapter->readCount )
+ WalkScatGath (padapter, TRUE, padapter->readCount);
+ break;
+ }
+ }
+/****************************************************************
+ * Name: Scsi2Atapi
+ *
+ * Description: Convert SCSI packet command to Atapi packet command.
+ *
+ * Parameters: padapter - Pointer adapter data structure.
+ * SCpnt - Pointer to SCSI command structure.
+ *
+ * Returns: Nothing.
+ *
+ ****************************************************************/
+static void Scsi2Atapi (PADAPTER2220I padapter, Scsi_Cmnd *SCpnt)
+ {
+ UCHAR *cdb = SCpnt->cmnd;
+ UCHAR *buff = padapter->currentSgBuffer;
+
+ switch (cdb[0])
+ {
+ case SCSIOP_READ6:
+ padapter->atapiCdb[0] = SCSIOP_READ;
+ padapter->atapiCdb[1] = cdb[1] & 0xE0;
+ padapter->atapiCdb[3] = cdb[1] & 0x1F;
+ padapter->atapiCdb[4] = cdb[2];
+ padapter->atapiCdb[5] = cdb[3];
+ padapter->atapiCdb[8] = cdb[4];
+ padapter->atapiCdb[9] = cdb[5];
+ break;
+ case SCSIOP_WRITE6:
+ padapter->atapiCdb[0] = SCSIOP_WRITE;
+ padapter->atapiCdb[1] = cdb[1] & 0xE0;
+ padapter->atapiCdb[3] = cdb[1] & 0x1F;
+ padapter->atapiCdb[4] = cdb[2];
+ padapter->atapiCdb[5] = cdb[3];
+ padapter->atapiCdb[8] = cdb[4];
+ padapter->atapiCdb[9] = cdb[5];
+ break;
+ case SCSIOP_MODE_SENSE:
+ padapter->atapiCdb[0] = SCSIOP_MODE_SENSE10;
+ padapter->atapiCdb[2] = cdb[2];
+ padapter->atapiCdb[8] = cdb[4] + 4;
+ break;
+
+ case SCSIOP_MODE_SELECT:
+ padapter->atapiSpecial = TRUE;
+ padapter->atapiCdb[0] = SCSIOP_MODE_SELECT10;
+ padapter->atapiCdb[1] = cdb[1] | 0x10;
+ memcpy (padapter->kBuffer, buff, 4);
+ padapter->kBuffer[4] = padapter->kBuffer[5] = 0;
+ padapter->kBuffer[6] = padapter->kBuffer[7] = 0;
+ memcpy (&padapter->kBuffer[8], &buff[4], cdb[4] - 4);
+ padapter->atapiCdb[8] = cdb[4] + 4;
+ break;
+ }
+ }
+/****************************************************************
+ * Name: AtapiSendCdb
+ *
+ * Description: Send the CDB packet to the device.
+ *
+ * Parameters: padapter - Pointer adapter data structure.
+ * pdev - Pointer to device.
+ * cdb - Pointer to 16 byte SCSI cdb.
+ *
+ * Returns: Nothing.
+ *
+ ****************************************************************/
+static void AtapiSendCdb (PADAPTER2220I padapter, POUR_DEVICE pdev, CHAR *cdb)
+ {
+ DEB (printk ("\nPCI2242I: CDB: %X %X %X %X %X %X %X %X %X %X %X %X", cdb[0], cdb[1], cdb[2], cdb[3], cdb[4], cdb[5], cdb[6], cdb[7], cdb[8], cdb[9], cdb[10], cdb[11]));
+ outsw (padapter->regData, cdb, pdev->packet);
+ }
+/****************************************************************
+ * Name: AtapiRequestSense
+ *
+ * Description: Send the CDB packet to the device.
+ *
+ * Parameters: padapter - Pointer adapter data structure.
+ * pdev - Pointer to device.
+ * SCpnt - Pointer to SCSI command structure.
+ * pass - If true then this is the second pass to send cdb.
+ *
+ * Returns: TRUE on error.
+ *
+ ****************************************************************/
+static int AtapiRequestSense (PADAPTER2220I padapter, POUR_DEVICE pdev, Scsi_Cmnd *SCpnt, UCHAR pass)
+ {
+ UCHAR cdb[16] = {SCSIOP_REQUEST_SENSE,0,0,0,16,0,0,0,0,0,0,0,0,0,0,0};
+
+ DEB (printk ("\nPCI2242I: AUTO REQUEST SENSE"));
+ cdb[4] = (UCHAR)(sizeof (SCpnt->sense_buffer));
+ if ( !pass )
+ {
+ padapter->reqSense = TRUE;
+ AtapiCountLo (padapter, cdb[4]);
+ AtapiCountHi (padapter, 0);
+ outb_p (0, padapter->regError);
+ WriteCommand (padapter, IDE_COMMAND_ATAPI_PACKET);
+ if ( pdev->cmdDrqInt )
+ return FALSE;
+
+ if ( AtapiWaitDrq (padapter, 500) )
+ return TRUE;
+ }
+ AtapiSendCdb (padapter, pdev, cdb);
+ return FALSE;
+ }
+/****************************************************************
* Name: InlineReadSignature :LOCAL
*
* Description: Do an inline read RAID sigature.
@@ -549,10 +984,9 @@
static UCHAR InlineReadSignature (PADAPTER2220I padapter, POUR_DEVICE pdev, int index)
{
UCHAR status;
- UCHAR spigot = 1 << index;
ULONG zl = pdev->lastsectorlba[index];
- SelectSpigot (padapter, spigot | 0x80); // select the spigot without interrupts
+ SelectSpigot (padapter, pdev->spigots[index] | SEL_IRQ_OFF); // select the spigot without interrupts
outb_p (pdev->byte6 | ((UCHAR *)&zl)[3], padapter->regLba24);
status = WaitReady (padapter);
if ( !status )
@@ -591,6 +1025,10 @@
UCHAR error;
padapter->expectingIRQ = 0;
+#ifdef DEBUG
+ printk (" @@@@@@ status: %X @@@@@@@ ", status);
+ STOP_HERE();
+#endif
if ( status & IDE_STATUS_WRITE_FAULT )
{
return DID_PARITY << 16;
@@ -678,25 +1116,33 @@
******************************************************************************************************/
static int InitFailover (PADAPTER2220I padapter, POUR_DEVICE pdev)
{
- UCHAR spigot;
+ UCHAR spigot;
- DEB (printk ("\npci2220i: Initialize failover process - survivor = %d", padapter->survivor));
+ DEB (printk ("\npci2220i: Initialize failover process - survivor = %d", pdev->deviceID[padapter->survivor]));
pdev->raid = FALSE; //initializes system for non raid mode
- pdev->hotRecon = 0;
- padapter->reconOn = FALSE;
- spigot = (padapter->survivor) ? 2 : 1;
+ pdev->reconOn = FALSE;
+ spigot = pdev->spigots[padapter->survivor];
if ( pdev->DiskMirror[padapter->survivor].status & UCBF_REBUILD )
- return (TRUE);
+ {
+ DEB (printk ("\n failed, is survivor"));
+ return (TRUE);
+ }
if ( HardReset (padapter, pdev, spigot) )
+ {
+ DEB (printk ("\n failed, reset"));
return TRUE;
+ }
- outb_p (0x3C | spigot, padapter->regFail); // sound alarm and set fail light
+ Alarm (padapter, pdev->deviceID[padapter->survivor ^ 1]);
pdev->DiskMirror[padapter->survivor].status = UCBF_MIRRORED | UCBF_SURVIVOR; //clear present status
if ( WriteSignature (padapter, pdev, spigot, padapter->survivor) )
+ {
+ DEB (printk ("\n failed, write signature"));
return TRUE;
+ }
padapter->failinprog = TRUE;
return FALSE;
}
@@ -716,13 +1162,23 @@
POUR_DEVICE pdev = padapter->pdev;
UCHAR status = IDE_STATUS_BUSY;
UCHAR temp, temp1;
+#if LINUX_VERSION_CODE < LINUXVERSION(2,1,95)
+ int flags;
+#else /* version >= v2.1.95 */
unsigned long flags;
+#endif /* version >= v2.1.95 */
+#if LINUX_VERSION_CODE < LINUXVERSION(2,1,95)
+ /* Disable interrupts, if they aren't already disabled. */
+ save_flags (flags);
+ cli ();
+#else /* version >= v2.1.95 */
/*
* Disable interrupts, if they aren't already disabled and acquire
* the I/O spinlock.
*/
spin_lock_irqsave (&io_request_lock, flags);
+#endif /* version >= v2.1.95 */
DEB (printk ("\nPCI2220I: Timeout expired "));
if ( padapter->failinprog )
@@ -739,7 +1195,7 @@
{
case RECON_PHASE_MARKING:
case RECON_PHASE_LAST:
- padapter->survivor = (pdev->spigot ^ 3) >> 1;
+ padapter->survivor = ( pdev->spigot == pdev->spigots[0] ) ? 1 : 0;
DEB (printk ("\npci2220i: FAILURE 1"));
if ( InitFailover (padapter, pdev) )
OpDone (padapter, DID_ERROR << 16);
@@ -750,7 +1206,7 @@
goto timerExpiryDone;
case RECON_PHASE_COPY:
- padapter->survivor = (pdev->spigot) >> 1;
+ padapter->survivor = ( pdev->spigot == pdev->spigots[0] ) ? 0 : 1;
DEB (printk ("\npci2220i: FAILURE 2"));
DEB (printk ("\n spig/stat = %X", inb_p (padapter->regStatSel));
if ( InitFailover (padapter, pdev) )
@@ -758,14 +1214,14 @@
goto timerExpiryDone;
case RECON_PHASE_UPDATE:
- padapter->survivor = (pdev->spigot) >> 1;
+ padapter->survivor = ( pdev->spigot == pdev->spigots[0] ) ? 0 : 1;
DEB (printk ("\npci2220i: FAILURE 3")));
if ( InitFailover (padapter, pdev) )
OpDone (padapter, DID_ERROR << 16);
goto timerExpiryDone;
case RECON_PHASE_END:
- padapter->survivor = (pdev->spigot) >> 1;
+ padapter->survivor = ( pdev->spigot == pdev->spigots[0] ) ? 0 : 1;
DEB (printk ("\npci2220i: FAILURE 4"));
if ( InitFailover (padapter, pdev) )
OpDone (padapter, DID_ERROR << 16);
@@ -784,17 +1240,21 @@
if ( padapter->cmd == WRITE_CMD )
{
DEB (printk ("in RAID write operation"));
- if ( inb_p (padapter->regStatSel) & 1 )
+ temp = ( pdev->spigot & (SEL_1 | SEL_2) ) ? SEL_1 : SEL_3;
+ if ( inb_p (padapter->regStatSel) & temp )
{
- SelectSpigot (padapter, 0x81 ); // Masking the interrupt during spigot select
+ DEB (printk ("\npci2220i: Determined A OK"));
+ SelectSpigot (padapter, temp | SEL_IRQ_OFF); // Masking the interrupt during spigot select
temp = inb_p (padapter->regStatCmd);
}
else
temp = IDE_STATUS_BUSY;
- if ( inb (padapter->regStatSel) & 2 )
+ temp1 = ( pdev->spigot & (SEL_1 | SEL_2) ) ? SEL_2 : SEL_4;
+ if ( inb (padapter->regStatSel) & temp1 )
{
- SelectSpigot (padapter, 0x82 ); // Masking the interrupt during spigot select
+ DEB (printk ("\npci2220i: Determined B OK"));
+ SelectSpigot (padapter, temp1 | SEL_IRQ_OFF); // Masking the interrupt during spigot select
temp1 = inb_p (padapter->regStatCmd);
}
else
@@ -802,6 +1262,7 @@
if ( (temp & IDE_STATUS_BUSY) || (temp1 & IDE_STATUS_BUSY) )
{
+ DEB (printk ("\npci2220i: Status A: %X B: %X", temp & 0xFF, temp1 & 0xFF));
if ( (temp & IDE_STATUS_BUSY) && (temp1 & IDE_STATUS_BUSY) )
{
status = temp;
@@ -809,11 +1270,10 @@
}
else
{
- if (temp & IDE_STATUS_BUSY)
+ if ( temp & IDE_STATUS_BUSY )
padapter->survivor = 1;
else
padapter->survivor = 0;
- DEB (printk ("\npci2220i: FAILURE 5"));
if ( InitFailover (padapter, pdev) )
{
status = inb_p (padapter->regStatCmd);
@@ -826,7 +1286,7 @@
else
{
DEB (printk ("in RAID read operation"));
- padapter->survivor = (pdev->spigot ^ 3) >> 1;
+ padapter->survivor = ( pdev->spigot == pdev->spigots[0] ) ? 0 : 1;
DEB (printk ("\npci2220i: FAILURE 6"));
if ( InitFailover (padapter, pdev) )
{
@@ -847,12 +1307,20 @@
OpDone (padapter, DecodeError (padapter, status));
timerExpiryDone:;
+#if LINUX_VERSION_CODE < LINUXVERSION(2,1,95)
+ /*
+ * Restore the original flags which will enable interrupts
+ * if and only if they were enabled on entry.
+ */
+ restore_flags (flags);
+#else /* version >= v2.1.95 */
/*
* Release the I/O spinlock and restore the original flags
* which will enable interrupts if and only if they were
* enabled on entry.
*/
spin_unlock_irqrestore (&io_request_lock, flags);
+#endif /* version >= v2.1.95 */
}
/****************************************************************
* Name: SetReconstruct :LOCAL
@@ -871,7 +1339,6 @@
pdev->DiskMirror[index ^ 1].status = UCBF_MIRRORED | UCBF_REBUILD;
pdev->DiskMirror[index ^ 1].reconstructPoint = 0; // start the reconstruct
pdev->reconCount = 1990; // mark target drive early
- pdev->hotRecon = 1 >> index;
return pdev->DiskMirror[index].reconstructPoint;
}
/****************************************************************
@@ -893,35 +1360,66 @@
USHORT minmode;
ULONG zl;
UCHAR zc;
+ USHORT z;
+#if LINUX_VERSION_CODE < LINUXVERSION(2,1,95)
+ int flags;
+#else /* version >= v2.1.95 */
unsigned long flags;
+#endif /* version >= v2.1.95 */
+#if LINUX_VERSION_CODE < LINUXVERSION(2,1,95)
+ /* Disable interrupts, if they aren't already disabled. */
+ save_flags (flags);
+ cli ();
+#else /* version >= v2.1.95 */
/*
* Disable interrupts, if they aren't already disabled and acquire
* the I/O spinlock.
*/
spin_lock_irqsave (&io_request_lock, flags);
+#endif /* version >= v2.1.95 */
padapter = (PADAPTER2220I)data;
if ( padapter->SCpnt )
goto reconTimerExpiry;
- pdev = padapter->device;
- pid = (PIDENTIFY_DATA)padapter->kBuffer;
padapter->reconTimer.data = 0;
+ for ( z = padapter->devInReconIndex + 1; z < BIGD_MAXDRIVES; z++ )
+ {
+ if ( padapter->device[z].reconOn )
+ break;
+ }
+ if ( z < BIGD_MAXDRIVES )
+ pdev = &padapter->device[z];
+ else
+ {
+ for ( z = 0; z < BIGD_MAXDRIVES; z++ )
+ {
+ if ( padapter->device[z].reconOn )
+ break;
+ }
+ if ( z < BIGD_MAXDRIVES )
+ pdev = &padapter->device[z];
+ else
+ {
+ padapter->reconOn = FALSE;
+ goto reconTimerExpiry;
+ }
+ }
+
+ padapter->devInReconIndex = z;
+ pid = (PIDENTIFY_DATA)padapter->kBuffer;
padapter->pdev = pdev;
- if ( padapter->reconIsStarting )
+ if ( pdev->reconIsStarting )
{
- padapter->reconIsStarting = FALSE;
- padapter->reconOn = FALSE;
- pdev->hotRecon = FALSE;
+ pdev->reconIsStarting = FALSE;
+ pdev->reconOn = FALSE;
- if ( (pdev->DiskMirror[0].signature == SIGNATURE) && (pdev->DiskMirror[1].signature == SIGNATURE) &&
+ while ( (pdev->DiskMirror[0].signature == SIGNATURE) && (pdev->DiskMirror[1].signature == SIGNATURE) &&
(pdev->DiskMirror[0].pairIdentifier == (pdev->DiskMirror[1].pairIdentifier ^ 1)) )
{
if ( (pdev->DiskMirror[0].status & UCBF_MATCHED) && (pdev->DiskMirror[1].status & UCBF_MATCHED) )
- {
- goto reconTimerExpiry;
- }
+ break;;
if ( pdev->DiskMirror[0].status & UCBF_SURVIVOR ) // is first drive survivor?
testsize = SetReconstruct (pdev, 0);
@@ -932,33 +1430,38 @@
if ( (pdev->DiskMirror[0].status & UCBF_REBUILD) || (pdev->DiskMirror[1].status & UCBF_REBUILD) )
{
if ( pdev->DiskMirror[0].status & UCBF_REBUILD )
- {
- pdev->hotRecon = 1;
pdev->mirrorRecon = 0;
- }
else
- {
- pdev->hotRecon = 2;
pdev->mirrorRecon = 1;
- }
+ pdev->reconOn = TRUE;
}
+ break;
}
- if ( !pdev->hotRecon )
+ if ( !pdev->reconOn )
goto reconTimerExpiry;
- zc = ((inb_p (padapter->regStatSel) >> 3) | inb_p (padapter->regStatSel)) & 0x83; // mute the alarm
- outb_p (zc | pdev->hotRecon | 0x40, padapter->regFail);
+ if ( padapter->bigD )
+ {
+ padapter->failRegister = 0;
+ outb_p (~padapter->failRegister, padapter->regFail);
+ }
+ else
+ {
+ zc = ((inb_p (padapter->regStatSel) >> 3) | inb_p (padapter->regStatSel)) & 0x83; // mute the alarm
+ outb_p (0xFF, padapter->regFail);
+ }
while ( 1 )
{
- if ( HardReset (padapter, pdev, pdev->hotRecon) )
+ DEB (printk ("\npci2220i: hard reset issue"));
+ if ( HardReset (padapter, pdev, pdev->spigots[pdev->mirrorRecon]) )
{
DEB (printk ("\npci2220i: sub 1"));
break;
}
- pdev->lastsectorlba[pdev->mirrorRecon] = InlineIdentify (padapter, pdev->hotRecon, 0);
+ pdev->lastsectorlba[pdev->mirrorRecon] = InlineIdentify (padapter, pdev->spigots[pdev->mirrorRecon], pdev->deviceID[pdev->mirrorRecon] & 1);
if ( pdev->lastsectorlba[pdev->mirrorRecon] < testsize )
{
@@ -1014,12 +1517,11 @@
break;
}
- if ( !padapter->reconOn )
+ if ( !pdev->reconOn )
{
- pdev->hotRecon = FALSE;
padapter->survivor = pdev->mirrorRecon ^ 1;
padapter->reconPhase = RECON_PHASE_FAILOVER;
- DEB (printk ("\npci2220i: FAILURE 7"));
+ DEB (printk ("\npci2220i: FAILURE 7"));
InitFailover (padapter, pdev);
goto reconTimerExpiry;
}
@@ -1038,11 +1540,11 @@
if ( pdev->reconCount++ > 2000 )
{
pdev->reconCount = 0;
- if ( WriteSignature (padapter, pdev, pdev->hotRecon, pdev->mirrorRecon) )
+ if ( WriteSignature (padapter, pdev, pdev->spigots[pdev->mirrorRecon], pdev->mirrorRecon) )
{
padapter->survivor = pdev->mirrorRecon ^ 1;
padapter->reconPhase = RECON_PHASE_FAILOVER;
- DEB (printk ("\npci2220i: FAILURE 8"));
+ DEB (printk ("\npci2220i: FAILURE 8"));
InitFailover (padapter, pdev);
goto reconTimerExpiry;
}
@@ -1057,30 +1559,30 @@
if ( padapter->reconSize )
{
- SelectSpigot (padapter, 3); // select the spigots
- outb_p (pdev->byte6 | ((UCHAR *)(&zl))[3], padapter->regLba24);// select the drive
+ SelectSpigot (padapter, pdev->spigots[0] | pdev->spigots[1]); // select the spigots
+ outb_p (pdev->byte6 | ((UCHAR *)(&zl))[3], padapter->regLba24); // select the drive
SelectSpigot (padapter, pdev->spigot);
if ( WaitReady (padapter) )
goto reconTimerExpiry;
- SelectSpigot (padapter, pdev->hotRecon);
+ SelectSpigot (padapter, pdev->spigots[pdev->mirrorRecon]);
if ( WaitReady (padapter) )
{
padapter->survivor = pdev->mirrorRecon ^ 1;
padapter->reconPhase = RECON_PHASE_FAILOVER;
- DEB (printk ("\npci2220i: FAILURE 9"));
+ DEB (printk ("\npci2220i: FAILURE 9"));
InitFailover (padapter, pdev);
goto reconTimerExpiry;
}
- SelectSpigot (padapter, 3);
+ SelectSpigot (padapter, pdev->spigots[0] | pdev->spigots[1]);
outb_p (padapter->reconSize & 0xFF, padapter->regSectCount);
outb_p (((UCHAR *)(&zl))[0], padapter->regLba0);
outb_p (((UCHAR *)(&zl))[1], padapter->regLba8);
outb_p (((UCHAR *)(&zl))[2], padapter->regLba16);
padapter->expectingIRQ = TRUE;
padapter->reconPhase = RECON_PHASE_READY;
- SelectSpigot (padapter, pdev->hotRecon);
+ SelectSpigot (padapter, pdev->spigots[pdev->mirrorRecon]);
WriteCommand (padapter, WRITE_CMD);
StartTimer (padapter);
SelectSpigot (padapter, pdev->spigot);
@@ -1095,12 +1597,20 @@
padapter->reconPhase = RECON_PHASE_LAST;
reconTimerExpiry:;
+#if LINUX_VERSION_CODE < LINUXVERSION(2,1,95)
+ /*
+ * Restore the original flags which will enable interrupts
+ * if and only if they were enabled on entry.
+ */
+ restore_flags (flags);
+#else /* version >= v2.1.95 */
/*
* Release the I/O spinlock and restore the original flags
* which will enable interrupts if and only if they were
* enabled on entry.
*/
spin_unlock_irqrestore (&io_request_lock, flags);
+#endif /* version >= v2.1.95 */
}
/****************************************************************
* Name: Irq_Handler :LOCAL
@@ -1122,15 +1632,28 @@
Scsi_Cmnd *SCpnt;
UCHAR status;
UCHAR status1;
+ ATAPI_STATUS statusa;
+ ATAPI_REASON reasona;
+ ATAPI_ERROR errora;
int z;
ULONG zl;
+#if LINUX_VERSION_CODE < LINUXVERSION(2,1,95)
+ int flags;
+#else /* version >= v2.1.95 */
unsigned long flags;
+#endif /* version >= v2.1.95 */
+#if LINUX_VERSION_CODE < LINUXVERSION(2,1,95)
+ /* Disable interrupts, if they aren't already disabled. */
+ save_flags (flags);
+ cli ();
+#else /* version >= v2.1.95 */
/*
* Disable interrupts, if they aren't already disabled and acquire
* the I/O spinlock.
*/
spin_lock_irqsave (&io_request_lock, flags);
+#endif /* version >= v2.1.95 */
// DEB (printk ("\npci2220i recieved interrupt\n"));
@@ -1155,7 +1678,70 @@
padapter = HOSTDATA(shost);
pdev = padapter->pdev;
SCpnt = padapter->SCpnt;
+ outb_p (0x08, padapter->regDmaCmdStat); // cancel interrupt from DMA engine
+ if ( padapter->atapi && SCpnt )
+ {
+ *(char *)&statusa = inb_p (padapter->regStatCmd); // read the device status
+ *(char *)&reasona = inb_p (padapter->regSectCount); // read the device interrupt reason
+
+ if ( !statusa.bsy )
+ {
+ if ( statusa.drq ) // test for transfer phase
+ {
+ if ( !reasona.cod ) // test for data phase
+ {
+ z = (ULONG)inb_p (padapter->regLba8) | (ULONG)(inb_p (padapter->regLba16) << 8);
+ if ( padapter->reqSense )
+ insw (padapter->regData, SCpnt->sense_buffer, z / 2);
+ else
+ AtapiBusMaster (padapter, reasona.io, z);
+ goto irq_return;
+ }
+ if ( reasona.cod && !reasona.io ) // test for command packet phase
+ {
+ if ( padapter->reqSense )
+ AtapiRequestSense (padapter, pdev, SCpnt, TRUE);
+ else
+ AtapiSendCdb (padapter, pdev, padapter->atapiCdb);
+ goto irq_return;
+ }
+ }
+ else
+ {
+ if ( reasona.io && statusa.drdy ) // test for status phase
+ {
+ Atapi2Scsi (padapter, SCpnt);
+ if ( statusa.check )
+ {
+ *(UCHAR *)&errora = inb_p (padapter->regError); // read the device error
+ if ( errora.senseKey )
+ {
+ if ( padapter->reqSense || AtapiRequestSense (padapter, pdev, SCpnt, FALSE) )
+ OpDone (padapter, DID_ERROR << 16);
+ }
+ else
+ {
+ if ( errora.ili || errora.abort )
+ OpDone (padapter, DID_ERROR << 16);
+ else
+ OpDone (padapter, DID_OK << 16);
+ }
+ }
+ else
+ if ( padapter->reqSense )
+ {
+ DEB (printk ("PCI2242I: Sense codes - %X %X %X ", ((UCHAR *)SCpnt->sense_buffer)[0], ((UCHAR *)SCpnt->sense_buffer)[12], ((UCHAR *)SCpnt->sense_buffer)[13]));
+ OpDone (padapter, (DRIVER_SENSE << 24) | (DID_OK << 16) | 2);
+ }
+ else
+ OpDone (padapter, DID_OK << 16);
+ }
+ }
+ }
+ goto irq_return;
+ }
+
if ( !padapter->expectingIRQ || !(SCpnt || padapter->reconPhase) )
{
DEB(printk ("\npci2220i Unsolicited interrupt\n"));
@@ -1163,7 +1749,6 @@
goto irq_return;
}
padapter->expectingIRQ = 0;
- outb_p (0x08, padapter->regDmaCmdStat); // cancel interrupt from DMA engine
if ( padapter->failinprog )
{
@@ -1178,7 +1763,7 @@
else
{
DEB (printk ("\npci2220i: restarting failed opertation."));
- pdev->spigot = (padapter->survivor) ? 2 : 1;
+ pdev->spigot = (padapter->survivor) ? pdev->spigots[1] : pdev->spigots[0];
del_timer (&padapter->timer);
if ( padapter->reconPhase )
OpDone (padapter, DID_OK << 16);
@@ -1200,15 +1785,15 @@
{
if ( status & (IDE_STATUS_ERROR | IDE_STATUS_WRITE_FAULT) )
{
- padapter->survivor = (pdev->spigot ^ 3) >> 1;
+ padapter->survivor = ( pdev->spigot == pdev->spigots[0] ) ? 1 : 0;
DEB (printk ("\npci2220i: FAILURE 10"));
if ( InitFailover (padapter, pdev) )
OpDone (padapter, DecodeError (padapter, status));
goto irq_return;
}
- if ( WriteSignature (padapter, pdev, pdev->hotRecon, pdev->mirrorRecon) )
+ if ( WriteSignature (padapter, pdev, pdev->spigots[pdev->mirrorRecon], pdev->mirrorRecon) )
{
- padapter->survivor = (pdev->spigot) >> 1;
+ padapter->survivor = ( pdev->spigot == pdev->spigots[0] ) ? 0 : 1;
DEB (printk ("\npci2220i: FAILURE 11"));
if ( InitFailover (padapter, pdev) )
OpDone (padapter, DecodeError (padapter, status));
@@ -1228,17 +1813,17 @@
OpDone (padapter, DecodeError (padapter, status));
goto irq_return;
}
- SelectSpigot (padapter, pdev->hotRecon);
+ SelectSpigot (padapter, pdev->spigots[pdev->mirrorRecon]);
if ( WaitDrq (padapter) )
{
del_timer (&padapter->timer);
- padapter->survivor = (pdev->spigot) >> 1;
- DEB (printk ("\npci2220i: FAILURE 12"));
+ padapter->survivor = ( pdev->spigot == pdev->spigots[0] ) ? 0 : 1;
+ DEB (printk ("\npci2220i: FAILURE 12"));
if ( InitFailover (padapter, pdev) )
OpDone (padapter, DecodeError (padapter, status));
goto irq_return;
}
- SelectSpigot (padapter, pdev->spigot | 0x40);
+ SelectSpigot (padapter, pdev->spigot | SEL_COPY | padapter->bigD);
padapter->reconPhase = RECON_PHASE_COPY;
padapter->expectingIRQ = TRUE;
if ( padapter->timingPIO )
@@ -1247,11 +1832,22 @@
}
else
{
- outl (padapter->timingAddress, padapter->regDmaAddrLoc);
+ if ( (padapter->timingMode > 3) )
+ {
+ if ( padapter->bigD )
+ outl (BIGD_DATA_MODE3, padapter->regDmaAddrLoc);
+ else
+ outl (DALE_DATA_MODE3, padapter->regDmaAddrLoc);
+ }
+ else
+ outl (padapter->timingAddress, padapter->regDmaAddrLoc);
outl (virt_to_bus (padapter->kBuffer), padapter->regDmaAddrPci);
outl (padapter->reconSize * BYTES_PER_SECTOR, padapter->regDmaCount);
outb_p (8, padapter->regDmaDesc); // read operation
- outb_p (1, padapter->regDmaMode); // no interrupt
+ if ( padapter->bigD )
+ outb_p (8, padapter->regDmaMode); // no interrupt
+ else
+ outb_p (1, padapter->regDmaMode); // no interrupt
outb_p (0x03, padapter->regDmaCmdStat); // kick the DMA engine in gear
}
goto irq_return;
@@ -1260,13 +1856,14 @@
pdev->DiskMirror[pdev->mirrorRecon].reconstructPoint += padapter->reconSize;
case RECON_PHASE_UPDATE:
- SelectSpigot (padapter, pdev->hotRecon | 0x80);
+ SelectSpigot (padapter, pdev->spigots[pdev->mirrorRecon] | SEL_IRQ_OFF);
status = inb_p (padapter->regStatCmd); // read the device status
del_timer (&padapter->timer);
if ( status & (IDE_STATUS_ERROR | IDE_STATUS_WRITE_FAULT) )
{
- padapter->survivor = (pdev->spigot) >> 1;
+ padapter->survivor = ( pdev->spigot == pdev->spigots[0] ) ? 0 : 1;
DEB (printk ("\npci2220i: FAILURE 13"));
+ DEB (printk ("\n status register = %X error = %X", status, inb_p (padapter->regError)));
if ( InitFailover (padapter, pdev) )
OpDone (padapter, DecodeError (padapter, status));
goto irq_return;
@@ -1279,14 +1876,29 @@
del_timer (&padapter->timer);
if ( status & (IDE_STATUS_ERROR | IDE_STATUS_WRITE_FAULT) )
{
- padapter->survivor = (pdev->spigot) >> 1;
- DEB (printk ("\npci2220i: FAILURE 14"));
+ padapter->survivor = ( pdev->spigot == pdev->spigots[0] ) ? 0 : 1;
+ DEB (printk ("\npci2220i: FAILURE 14"));
if ( InitFailover (padapter, pdev) )
OpDone (padapter, DecodeError (padapter, status));
goto irq_return;
}
- padapter->reconOn = FALSE;
- pdev->hotRecon = 0;
+ pdev->reconOn = 0;
+ if ( padapter->bigD )
+ {
+ for ( z = 0; z < padapter->numberOfDrives; z++ )
+ {
+ if ( padapter->device[z].DiskMirror[0].status & UCBF_SURVIVOR )
+ {
+ Alarm (padapter, padapter->device[z].deviceID[0] ^ 2);
+ MuteAlarm (padapter);
+ }
+ if ( padapter->device[z].DiskMirror[1].status & UCBF_SURVIVOR )
+ {
+ Alarm (padapter, padapter->device[z].deviceID[1] ^ 2);
+ MuteAlarm (padapter);
+ }
+ }
+ }
OpDone (padapter, DID_OK << 16);
goto irq_return;
@@ -1305,9 +1917,9 @@
{
if ( pdev->raid )
{
- padapter->survivor = (pdev->spigot ^ 3) >> 1;
+ padapter->survivor = ( pdev->spigot == pdev->spigots[0] ) ? 1 : 0;
del_timer (&padapter->timer);
- DEB (printk ("\npci2220i: FAILURE 15"));
+ DEB (printk ("\npci2220i: FAILURE 15"));
if ( !InitFailover (padapter, pdev) )
goto irq_return;
}
@@ -1315,10 +1927,9 @@
}
if ( padapter->timingPIO )
{
- zl = (padapter->sectorCount > MAX_BUS_MASTER_BLOCKS) ? MAX_BUS_MASTER_BLOCKS : padapter->sectorCount;
- insw (padapter->regData, padapter->buffer, zl * (BYTES_PER_SECTOR / 2));
- padapter->sectorCount -= zl;
- padapter->buffer += zl * BYTES_PER_SECTOR;
+ insw (padapter->regData, padapter->kBuffer, padapter->readCount / 2);
+ padapter->sectorCount -= padapter->readCount / BYTES_PER_SECTOR;
+ WalkScatGath (padapter, TRUE, padapter->readCount);
if ( !padapter->sectorCount )
{
status = 0;
@@ -1326,32 +1937,40 @@
}
}
else
+ {
+ if ( padapter->readCount )
+ WalkScatGath (padapter, TRUE, padapter->readCount);
BusMaster (padapter, 1, 1);
+ }
padapter->expectingIRQ = TRUE;
goto irq_return;
}
+ if ( padapter->readCount && !padapter->timingPIO )
+ WalkScatGath (padapter, TRUE, padapter->readCount);
status = 0;
break;
case WRITE_CMD:
- SelectSpigot (padapter, pdev->spigot | 0x80);
- status = inb_p (padapter->regStatCmd); // read the device status
if ( pdev->raid )
{
- SelectSpigot (padapter, (pdev->spigot ^ 3) | 0x80);
- status1 = inb_p (padapter->regStatCmd); // read the device status
+ SelectSpigot (padapter, pdev->spigots[0] | SEL_IRQ_OFF);
+ status = inb_p (padapter->regStatCmd); // read the device status
+ SelectSpigot (padapter, pdev->spigots[1] | SEL_IRQ_OFF);
+ status1 = inb_p (padapter->regStatCmd); // read the device status
}
else
+ SelectSpigot (padapter, pdev->spigot | SEL_IRQ_OFF);
+ status = inb_p (padapter->regStatCmd); // read the device status
status1 = 0;
if ( status & (IDE_STATUS_ERROR | IDE_STATUS_WRITE_FAULT) )
{
if ( pdev->raid && !(status1 & (IDE_STATUS_ERROR | IDE_STATUS_WRITE_FAULT)) )
{
- padapter->survivor = (pdev->spigot ^ 3) >> 1;
+ padapter->survivor = 1;
del_timer (&padapter->timer);
- SelectSpigot (padapter, pdev->spigot | 0x80);
- DEB (printk ("\npci2220i: FAILURE 16 status = %X error = %X", status, inb_p (padapter->regError)));
+ SelectSpigot (padapter, pdev->spigot | SEL_IRQ_OFF);
+ DEB (printk ("\npci2220i: FAILURE 16 status = %X error = %X", status, inb_p (padapter->regError)));
if ( !InitFailover (padapter, pdev) )
goto irq_return;
}
@@ -1361,9 +1980,9 @@
{
if ( status1 & (IDE_STATUS_ERROR | IDE_STATUS_WRITE_FAULT) )
{
- padapter->survivor = pdev->spigot >> 1;
+ padapter->survivor = 0;
del_timer (&padapter->timer);
- DEB (printk ("\npci2220i: FAILURE 17 status = %X error = %X", status1, inb_p (padapter->regError)));
+ DEB (printk ("\npci2220i: FAILURE 17 status = %X error = %X", status1, inb_p (padapter->regError)));
if ( !InitFailover (padapter, pdev) )
goto irq_return;
status = status1;
@@ -1371,15 +1990,15 @@
}
if ( padapter->sectorCount )
{
- status = WriteDataBoth (padapter);
+ status = WriteDataBoth (padapter, pdev);
if ( status )
{
- padapter->survivor = (status ^ 3) >> 1;
+ padapter->survivor = status >> 1;
del_timer (&padapter->timer);
- DEB (printk ("\npci2220i: FAILURE 18"));
+ DEB (printk ("\npci2220i: FAILURE 18"));
if ( !InitFailover (padapter, pdev) )
goto irq_return;
- SelectSpigot (padapter, status | 0x80);
+ SelectSpigot (padapter, pdev->spigots[status] | SEL_IRQ_OFF);
status = inb_p (padapter->regStatCmd); // read the device status
break;
}
@@ -1391,7 +2010,7 @@
}
if ( padapter->sectorCount )
{
- SelectSpigot (padapter, pdev->spigot);
+ SelectSpigot (padapter, pdev->spigot | padapter->bigD);
status = WriteData (padapter);
if ( status )
break;
@@ -1458,12 +2077,20 @@
OpDone (padapter, zl);
irq_return:;
+#if LINUX_VERSION_CODE < LINUXVERSION(2,1,95)
+ /*
+ * Restore the original flags which will enable interrupts
+ * if and only if they were enabled on entry.
+ */
+ restore_flags (flags);
+#else /* version >= v2.1.95 */
/*
* Release the I/O spinlock and restore the original flags
* which will enable interrupts if and only if they were
* enabled on entry.
*/
spin_unlock_irqrestore (&io_request_lock, flags);
+#endif /* version >= v2.1.95 */
}
/****************************************************************
* Name: Pci2220i_QueueCommand
@@ -1486,14 +2113,88 @@
PDEVICE_RAID1 pdr;
SCpnt->scsi_done = done;
- padapter->buffer = SCpnt->request_buffer;
padapter->SCpnt = SCpnt; // Save this command data
+ padapter->readCount = 0;
+
+ if ( SCpnt->use_sg )
+ {
+ padapter->currentSgBuffer = ((struct scatterlist *)SCpnt->request_buffer)[0].address;
+ padapter->currentSgCount = ((struct scatterlist *)SCpnt->request_buffer)[0].length;
+ }
+ else
+ {
+ padapter->currentSgBuffer = SCpnt->request_buffer;
+ padapter->currentSgCount = SCpnt->request_bufflen;
+ }
+ padapter->nextSg = 1;
+
if ( !done )
{
printk("pci2220i_queuecommand: %02X: done can't be NULL\n", *cdb);
return 0;
}
+ if ( padapter->atapi )
+ {
+ UCHAR zlo, zhi;
+
+ DEB (printk ("\nPCI2242I: ID %d, LUN %d opcode %X ", SCpnt->target, SCpnt->lun, *cdb));
+ padapter->pdev = pdev;
+ if ( !pdev->byte6 || SCpnt->lun )
+ {
+ OpDone (padapter, DID_BAD_TARGET << 16);
+ return 0;
+ }
+
+ padapter->atapiSpecial = FALSE;
+ padapter->reqSense = FALSE;
+ memset (padapter->atapiCdb, 0, 16);
+ SelectSpigot (padapter, pdev->spigot); // select the spigot
+ AtapiDevice (padapter, pdev->byte6); // select the drive
+ if ( AtapiWaitReady (padapter, 100) )
+ {
+ OpDone (padapter, DID_NO_CONNECT << 16);
+ return 0;
+ }
+
+ switch ( cdb[0] )
+ {
+ case SCSIOP_MODE_SENSE:
+ case SCSIOP_MODE_SELECT:
+ Scsi2Atapi (padapter, SCpnt);
+ z = SCpnt->request_bufflen + 4;
+ break;
+ case SCSIOP_READ6:
+ case SCSIOP_WRITE6:
+ Scsi2Atapi (padapter, SCpnt);
+ z = SCpnt->request_bufflen;
+ break;
+ default:
+ memcpy (padapter->atapiCdb, cdb, SCpnt->cmd_len);
+ z = SCpnt->request_bufflen;
+ break;
+ }
+ if ( z > ATAPI_TRANSFER )
+ z = ATAPI_TRANSFER;
+ zlo = (UCHAR)(z & 0xFF);
+ zhi = (UCHAR)(z >> 8);
+
+ AtapiCountLo (padapter, zlo);
+ AtapiCountHi (padapter, zhi);
+ outb_p (0, padapter->regError);
+ WriteCommand (padapter, IDE_COMMAND_ATAPI_PACKET);
+ if ( pdev->cmdDrqInt )
+ return 0;
+
+ if ( AtapiWaitDrq (padapter, 500) )
+ {
+ OpDone (padapter, DID_ERROR << 16);
+ return 0;
+ }
+ AtapiSendCdb (padapter, pdev, padapter->atapiCdb);
+ return 0;
+ }
+
if ( padapter->reconPhase )
return 0;
if ( padapter->reconTimer.data )
@@ -1502,12 +2203,11 @@
padapter->reconTimer.data = 0;
}
- if ( !pdev->device || SCpnt->lun )
+ if ( (SCpnt->target >= padapter->numberOfDrives) || SCpnt->lun )
{
OpDone (padapter, DID_BAD_TARGET << 16);
return 0;
}
-
switch ( *cdb )
{
@@ -1518,7 +2218,15 @@
switch ( cdb[3] )
{
case MY_SCSI_REBUILD:
- padapter->reconOn = padapter->reconIsStarting = TRUE;
+ for ( z = 0; z < padapter->numberOfDrives; z++ )
+ {
+ pdev = &padapter->device[z];
+ if ( ((pdev->DiskMirror[0].status & UCBF_SURVIVOR) && (pdev->DiskMirror[1].status & UCBF_MIRRORED)) ||
+ ((pdev->DiskMirror[1].status & UCBF_SURVIVOR) && (pdev->DiskMirror[0].status & UCBF_MIRRORED)) )
+ {
+ padapter->reconOn = pdev->reconOn = pdev->reconIsStarting = TRUE;
+ }
+ }
OpDone (padapter, DID_OK << 16);
break;
case MY_SCSI_ALARMMUTE:
@@ -1535,7 +2243,10 @@
if ( padapter->raidData[z] )
{
memcpy (&pdr->DiskRaid1, padapter->raidData[z], sizeof (DISK_MIRROR));
- pdr->TotalSectors = padapter->device[0].blocks;
+ if ( padapter->raidData[z]->reconstructPoint > padapter->raidData[z ^ 2]->reconstructPoint )
+ pdr->TotalSectors = padapter->raidData[z]->reconstructPoint;
+ else
+ pdr->TotalSectors = padapter->raidData[z ^ 2]->reconstructPoint;
}
else
memset (pdr, 0, sizeof (DEVICE_RAID1));
@@ -1598,6 +2309,7 @@
while ( padapter->demoFail )
{
+ pdev = padapter->pdev = &padapter->device[0];
padapter->demoFail = FALSE;
if ( !pdev->raid ||
(pdev->DiskMirror[0].status & UCBF_SURVIVOR) ||
@@ -1610,7 +2322,7 @@
else
padapter->survivor = 0;
DEB (printk ("\npci2220i: FAILURE 19"));
- if ( InitFailover (padapter, pdev ) )
+ if ( InitFailover (padapter, pdev) )
break;
return 0;
}
@@ -1618,14 +2330,14 @@
StartTimer (padapter);
if ( pdev->raid && (padapter->cmd == WRITE_CMD) )
{
- rc = IdeCmdBoth (padapter);
+ rc = IdeCmdBoth (padapter, pdev);
if ( !rc )
- rc = WriteDataBoth (padapter);
+ rc = WriteDataBoth (padapter, pdev);
if ( rc )
{
del_timer (&padapter->timer);
padapter->expectingIRQ = 0;
- padapter->survivor = (rc ^ 3) >> 1;
+ padapter->survivor = rc >> 1;
DEB (printk ("\npci2220i: FAILURE 20"));
if ( InitFailover (padapter, pdev) )
{
@@ -1656,7 +2368,6 @@
}
return 0;
}
-
static void internal_done(Scsi_Cmnd *SCpnt)
{
SCpnt->SCp.Status++;
@@ -1692,25 +2403,192 @@
* Returns: Nothing.
*
****************************************************************/
-VOID ReadFlash (PADAPTER2220I padapter, VOID *pdata, ULONG base, ULONG length)
+static VOID ReadFlash (PADAPTER2220I padapter, VOID *pdata, ULONG base, ULONG length)
{
ULONG oldremap;
UCHAR olddesc;
ULONG z;
UCHAR *pd = (UCHAR *)pdata;
- oldremap = inl (padapter->regRemap); // save values to restore later
+ oldremap = inl (padapter->regRemap); // save values to restore later
olddesc = inb_p (padapter->regDesc);
- outl (base | 1, padapter->regRemap); // remap to Flash space as specified
- outb_p (0x40, padapter->regDesc); // describe remap region as 8 bit
- for ( z = 0; z < length; z++) // get "length" data count
- *pd++ = inb_p (padapter->regBase + z); // read in the data
+ outl (base | 1, padapter->regRemap); // remap to Flash space as specified
+ outb_p (0x40, padapter->regDesc); // describe remap region as 8 bit
+ for ( z = 0; z < length; z++) // get "length" data count
+ *pd++ = inb_p (padapter->regBase + z); // read in the data
- outl (oldremap, padapter->regRemap); // restore remap register values
+ outl (oldremap, padapter->regRemap); // restore remap register values
outb_p (olddesc, padapter->regDesc);
}
/****************************************************************
+ * Name: GetRegs
+ *
+ * Description: Initialize the regester information.
+ *
+ * Parameters: pshost - Pointer to SCSI host data structure.
+ * bigd - PCI-2240I identifier
+ * pcidev - Pointer to device data structure.
+ * pci_bus - PCI bus number.
+ * pci_device_fn - PCI device and function number.
+ *
+ * Returns: TRUE if failure to install.
+ *
+ ****************************************************************/
+#if LINUX_VERSION_CODE > LINUXVERSION(2,1,92)
+static USHORT GetRegs (struct Scsi_Host *pshost, BOOL bigd, struct pci_dev *pcidev)
+#else
+static USHORT GetRegs (struct Scsi_Host *pshost, BOOL bigd, UCHAR pci_bus, UCHAR pci_device_fn)
+#endif
+ {
+ PADAPTER2220I padapter;
+ int setirq;
+ int z;
+ USHORT zr, zl;
+
+ padapter = HOSTDATA(pshost);
+ memset (padapter, 0, sizeof (ADAPTER2220I));
+ memset (&DaleSetup, 0, sizeof (DaleSetup));
+ memset (DiskMirror, 0, sizeof (DiskMirror));
+
+#if LINUX_VERSION_CODE > LINUXVERSION(2,1,92)
+ zr = pcidev->base_address[1] & 0xFFFE;
+ zl = pcidev->base_address[2] & 0xFFFE;
+#else
+ pcibios_read_config_word (pci_bus, pci_device_fn, PCI_BASE_ADDRESS_1, &zr);
+ zr &= 0xFFFE;
+ pcibios_read_config_word (pci_bus, pci_device_fn, PCI_BASE_ADDRESS_2, &zl);
+ zl &= 0xFFFE;
+#endif
+ padapter->basePort = zr;
+ padapter->regRemap = zr + RTR_LOCAL_REMAP; // 32 bit local space remap
+ padapter->regDesc = zr + RTR_REGIONS; // 32 bit local region descriptor
+ padapter->regRange = zr + RTR_LOCAL_RANGE; // 32 bit local range
+ padapter->regIrqControl = zr + RTR_INT_CONTROL_STATUS; // 16 bit interupt control and status
+ padapter->regScratchPad = zr + RTR_MAILBOX; // 16 byte scratchpad I/O base address
+
+ padapter->regBase = zl;
+ padapter->regData = zl + REG_DATA; // data register I/O address
+ padapter->regError = zl + REG_ERROR; // error register I/O address
+ padapter->regSectCount = zl + REG_SECTOR_COUNT; // sector count register I/O address
+ padapter->regLba0 = zl + REG_LBA_0; // least significant byte of LBA
+ padapter->regLba8 = zl + REG_LBA_8; // next least significant byte of LBA
+ padapter->regLba16 = zl + REG_LBA_16; // next most significan byte of LBA
+ padapter->regLba24 = zl + REG_LBA_24; // head and most 4 significant bits of LBA
+ padapter->regStatCmd = zl + REG_STAT_CMD; // status on read and command on write register
+ padapter->regStatSel = zl + REG_STAT_SEL; // board status on read and spigot select on write register
+ padapter->regFail = zl + REG_FAIL;
+ padapter->regAltStat = zl + REG_ALT_STAT;
+
+ if ( bigd )
+ {
+ padapter->regDmaDesc = zr + RTR_DMA0_DESC_PTR; // address of the DMA discriptor register for direction of transfer
+ padapter->regDmaCmdStat = zr + RTR_DMA_COMMAND_STATUS; // Byte #0 of DMA command status register
+ padapter->regDmaAddrPci = zr + RTR_DMA0_PCI_ADDR; // 32 bit register for PCI address of DMA
+ padapter->regDmaAddrLoc = zr + RTR_DMA0_LOCAL_ADDR; // 32 bit register for local bus address of DMA
+ padapter->regDmaCount = zr + RTR_DMA0_COUNT; // 32 bit register for DMA transfer count
+ padapter->regDmaMode = zr + RTR_DMA0_MODE + 1; // 32 bit register for DMA mode control
+ padapter->bigD = SEL_NEW_SPEED_1; // set spigot speed control bit
+ }
+ else
+ {
+ padapter->regDmaDesc = zl + RTL_DMA1_DESC_PTR; // address of the DMA discriptor register for direction of transfer
+ padapter->regDmaCmdStat = zl + RTL_DMA_COMMAND_STATUS + 1; // Byte #1 of DMA command status register
+ padapter->regDmaAddrPci = zl + RTL_DMA1_PCI_ADDR; // 32 bit register for PCI address of DMA
+ padapter->regDmaAddrLoc = zl + RTL_DMA1_LOCAL_ADDR; // 32 bit register for local bus address of DMA
+ padapter->regDmaCount = zl + RTL_DMA1_COUNT; // 32 bit register for DMA transfer count
+ padapter->regDmaMode = zl + RTL_DMA1_MODE + 1; // 32 bit register for DMA mode control
+ }
+
+ padapter->numberOfDrives = inb_p (padapter->regScratchPad + BIGD_NUM_DRIVES);
+ if ( !bigd && !padapter->numberOfDrives ) // if no devices on this board
+ return TRUE;
+
+#if LINUX_VERSION_CODE > LINUXVERSION(2,1,92)
+ pshost->irq = pcidev->irq;
+#else
+ pcibios_read_config_byte (pci_bus, pci_device_fn, PCI_INTERRUPT_LINE, &pshost->irq);
+#endif
+ setirq = 1;
+ for ( z = 0; z < Installed; z++ ) // scan for shared interrupts
+ {
+ if ( PsiHost[z]->irq == pshost->irq ) // if shared then, don't posses
+ setirq = 0;
+ }
+ if ( setirq ) // if not shared, posses
+ {
+ if ( request_irq (pshost->irq, Irq_Handler, SA_SHIRQ, "pci2220i", padapter) < 0 )
+ {
+ if ( request_irq (pshost->irq, Irq_Handler, SA_INTERRUPT | SA_SHIRQ, "pci2220i", padapter) < 0 )
+ {
+ printk ("Unable to allocate IRQ for PCI-2220I controller.\n");
+ return TRUE;
+ }
+ }
+ padapter->irqOwned = pshost->irq; // set IRQ as owned
+ }
+ if ( padapter->numberOfDrives )
+ padapter->kBuffer = kmalloc (SECTORSXFER * BYTES_PER_SECTOR, GFP_DMA | GFP_ATOMIC);
+ else
+ padapter->kBuffer = kmalloc (ATAPI_TRANSFER, GFP_DMA | GFP_ATOMIC);
+ if ( !padapter->kBuffer )
+ {
+ printk ("Unable to allocate DMA buffer for PCI-2220I controller.\n");
+#if LINUX_VERSION_CODE < LINUXVERSION(1,3,70)
+ free_irq (pshost->irq);
+#else /* version >= v1.3.70 */
+ free_irq (pshost->irq, padapter);
+#endif /* version >= v1.3.70 */
+ return TRUE;
+ }
+
+ PsiHost[Installed] = pshost; // save SCSI_HOST pointer
+
+ pshost->io_port = padapter->basePort;
+ pshost->n_io_port = 0xFF;
+ pshost->unique_id = padapter->regBase;
+
+ outb_p (0x01, padapter->regRange); // fix our range register because other drivers want to tromp on it
+
+ padapter->timingMode = inb_p (padapter->regScratchPad + DALE_TIMING_MODE);
+ if ( padapter->timingMode >= 2 )
+ {
+ if ( bigd )
+ padapter->timingAddress = ModeArray2[padapter->timingMode - 2];
+ else
+ padapter->timingAddress = ModeArray[padapter->timingMode - 2];
+ }
+ else
+ padapter->timingPIO = TRUE;
+
+ ReadFlash (padapter, &DaleSetup, DALE_FLASH_SETUP, sizeof (SETUP));
+ ReadFlash (padapter, &DiskMirror, DALE_FLASH_RAID, sizeof (DiskMirror));
+
+ return FALSE;
+ }
+/****************************************************************
+ * Name: SetupFinish
+ *
+ * Description: Complete the driver initialization process for a card
+ *
+ * Parameters: padapter - Pointer to SCSI host data structure.
+ * str - Pointer to board type string.
+ *
+ * Returns: Nothing.
+ *
+ ****************************************************************/
+VOID SetupFinish (PADAPTER2220I padapter, char *str, int irq)
+ {
+ init_timer (&padapter->timer);
+ padapter->timer.function = TimerExpiry;
+ padapter->timer.data = (unsigned long)padapter;
+ init_timer (&padapter->reconTimer);
+ padapter->reconTimer.function = ReconTimerExpiry;
+ padapter->reconTimer.data = (unsigned long)padapter;
+ printk("\nPCI-%sI EIDE CONTROLLER: at I/O = %X/%X IRQ = %d\n", str, padapter->basePort, padapter->regBase, irq);
+ printk("Version %s, Compiled %s %s\n\n", PCI2220I_VERSION, __DATE__, __TIME__);
+ }
+/****************************************************************
* Name: Pci2220i_Detect
*
* Description: Detect and initialize our boards.
@@ -1722,204 +2600,284 @@
****************************************************************/
int Pci2220i_Detect (Scsi_Host_Template *tpnt)
{
- int found = 0;
- int installed = 0;
struct Scsi_Host *pshost;
PADAPTER2220I padapter;
+ POUR_DEVICE pdev;
int unit;
int z;
- USHORT zs;
- USHORT raidon = FALSE;
- int setirq;
- UCHAR spigot1 = FALSE;
- UCHAR spigot2 = FALSE;
- struct pci_dev *pdev = NULL;
+ USHORT raidon;
+ UCHAR spigot1, spigot2;
+ UCHAR device;
+#if LINUX_VERSION_CODE > LINUXVERSION(2,1,92)
+ struct pci_dev *pcidev = NULL;
+#else
+ int found;
+ UCHAR pci_bus, pci_device_fn;
+#endif
+#if LINUX_VERSION_CODE > LINUXVERSION(2,1,92)
if ( !pci_present () )
+#else
+ if ( !pcibios_present () )
+#endif
{
printk ("pci2220i: PCI BIOS not present\n");
return 0;
}
- while ( (pdev = pci_find_device (VENDOR_PSI, DEVICE_DALE_1, pdev)) != NULL )
+#if LINUX_VERSION_CODE > LINUXVERSION(2,1,92)
+ while ( (pcidev = pci_find_device (VENDOR_PSI, DEVICE_DALE_1, pcidev)) != NULL )
+#else
+ found = 0;
+ while ( !pcibios_find_device (VENDOR_PSI, DEVICE_DALE_1, found++, &pci_bus, &pci_device_fn) )
+#endif
{
pshost = scsi_register (tpnt, sizeof(ADAPTER2220I));
padapter = HOSTDATA(pshost);
- memset (padapter, 0, sizeof (ADAPTER2220I));
- zs = pdev->resource[1].start;
- padapter->basePort = zs;
- padapter->regRemap = zs + RTR_LOCAL_REMAP; // 32 bit local space remap
- padapter->regDesc = zs + RTR_REGIONS; // 32 bit local region descriptor
- padapter->regRange = zs + RTR_LOCAL_RANGE; // 32 bit local range
- padapter->regIrqControl = zs + RTR_INT_CONTROL_STATUS; // 16 bit interupt control and status
- padapter->regScratchPad = zs + RTR_MAILBOX; // 16 byte scratchpad I/O base address
-
- zs = pdev->resource[2].start;
- padapter->regBase = zs;
- padapter->regData = zs + REG_DATA; // data register I/O address
- padapter->regError = zs + REG_ERROR; // error register I/O address
- padapter->regSectCount = zs + REG_SECTOR_COUNT; // sector count register I/O address
- padapter->regLba0 = zs + REG_LBA_0; // least significant byte of LBA
- padapter->regLba8 = zs + REG_LBA_8; // next least significant byte of LBA
- padapter->regLba16 = zs + REG_LBA_16; // next most significan byte of LBA
- padapter->regLba24 = zs + REG_LBA_24; // head and most 4 significant bits of LBA
- padapter->regStatCmd = zs + REG_STAT_CMD; // status on read and command on write register
- padapter->regStatSel = zs + REG_STAT_SEL; // board status on read and spigot select on write register
- padapter->regFail = zs + REG_FAIL;
- padapter->regAltStat = zs + REG_ALT_STAT;
-
- padapter->regDmaDesc = zs + RTL_DMA1_DESC_PTR; // address of the DMA discriptor register for direction of transfer
- padapter->regDmaCmdStat = zs + RTL_DMA_COMMAND_STATUS + 1; // Byte #1 of DMA command status register
- padapter->regDmaAddrPci = zs + RTL_DMA1_PCI_ADDR; // 32 bit register for PCI address of DMA
- padapter->regDmaAddrLoc = zs + RTL_DMA1_LOCAL_ADDR; // 32 bit register for local bus address of DMA
- padapter->regDmaCount = zs + RTL_DMA1_COUNT; // 32 bit register for DMA transfer count
- padapter->regDmaMode = zs + RTL_DMA1_MODE + 1; // 32 bit register for DMA mode control
-
- if ( !inb_p (padapter->regScratchPad + DALE_NUM_DRIVES) ) // if no devices on this board
- goto unregister;
-
- pshost->irq = pdev->irq;
- setirq = 1;
- for ( z = 0; z < installed; z++ ) // scan for shared interrupts
- {
- if ( PsiHost[z]->irq == pshost->irq ) // if shared then, don't posses
- setirq = 0;
- }
- if ( setirq ) // if not shared, posses
- {
- if ( request_irq (pshost->irq, Irq_Handler, SA_SHIRQ, "pci2220i", padapter) < 0 )
- {
- if ( request_irq (pshost->irq, Irq_Handler, SA_INTERRUPT | SA_SHIRQ, "pci2220i", padapter) < 0 )
- {
- printk ("Unable to allocate IRQ for PCI-2220I controller.\n");
- goto unregister;
- }
- }
- padapter->irqOwned = pshost->irq; // set IRQ as owned
- }
- padapter->kBuffer = kmalloc (SECTORSXFER * BYTES_PER_SECTOR, GFP_DMA | GFP_ATOMIC);
- if ( !padapter->kBuffer )
- {
- printk ("Unable to allocate DMA buffer for PCI-2220I controller.\n");
- free_irq (pshost->irq, padapter);
+#if LINUX_VERSION_CODE > LINUXVERSION(2,1,92)
+ if ( GetRegs (pshost, FALSE, pcidev) )
+#else
+ if ( GetRegs (pshost, FALSE, pci_bus, pci_device_fn) )
+#endif
goto unregister;
- }
- PsiHost[installed] = pshost; // save SCSI_HOST pointer
-
- pshost->io_port = padapter->basePort;
- pshost->n_io_port = 0xFF;
- pshost->unique_id = padapter->regBase;
- pshost->max_id = 4;
- outb_p (0x01, padapter->regRange); // fix our range register because other drivers want to tromp on it
-
- padapter->timingMode = inb_p (padapter->regScratchPad + DALE_TIMING_MODE);
- if ( padapter->timingMode >= 2 )
- padapter->timingAddress = ModeArray[padapter->timingMode - 2];
- else
- padapter->timingPIO = TRUE;
-
- ReadFlash (padapter, &DaleSetup, DALE_FLASH_SETUP, sizeof (SETUP));
- for ( z = 0; z < inb_p (padapter->regScratchPad + DALE_NUM_DRIVES); ++z )
+ pshost->max_id = padapter->numberOfDrives;
+ for ( z = 0; z < padapter->numberOfDrives; z++ )
{
unit = inb_p (padapter->regScratchPad + DALE_CHANNEL_DEVICE_0 + z) & 0x0F;
- padapter->device[z].device = inb_p (padapter->regScratchPad + DALE_SCRATH_DEVICE_0 + unit);
- padapter->device[z].byte6 = (UCHAR)(((unit & 1) << 4) | 0xE0);
- padapter->device[z].spigot = (UCHAR)(1 << (unit >> 1));
- padapter->device[z].sectors = DaleSetup.setupDevice[unit].sectors;
- padapter->device[z].heads = DaleSetup.setupDevice[unit].heads;
- padapter->device[z].cylinders = DaleSetup.setupDevice[unit].cylinders;
- padapter->device[z].blocks = DaleSetup.setupDevice[unit].blocks;
+ pdev = &padapter->device[z];
+ pdev->byte6 = (UCHAR)(((unit & 1) << 4) | 0xE0);
+ pdev->spigot = (UCHAR)(1 << (unit >> 1));
+ pdev->sectors = DaleSetup.setupDevice[unit].sectors;
+ pdev->heads = DaleSetup.setupDevice[unit].heads;
+ pdev->cylinders = DaleSetup.setupDevice[unit].cylinders;
+ pdev->blocks = DaleSetup.setupDevice[unit].blocks;
if ( !z )
{
- ReadFlash (padapter, &DiskMirror, DALE_FLASH_RAID, sizeof (DiskMirror));
DiskMirror[0].status = inb_p (padapter->regScratchPad + DALE_RAID_0_STATUS);
DiskMirror[1].status = inb_p (padapter->regScratchPad + DALE_RAID_1_STATUS);
if ( (DiskMirror[0].signature == SIGNATURE) && (DiskMirror[1].signature == SIGNATURE) &&
(DiskMirror[0].pairIdentifier == (DiskMirror[1].pairIdentifier ^ 1)) )
{
raidon = TRUE;
+ if ( unit > (unit ^ 2) )
+ unit = unit ^ 2;
}
+ else
+ raidon = FALSE;
- memcpy (padapter->device[z].DiskMirror, DiskMirror, sizeof (DiskMirror));
- padapter->raidData[0] = &padapter->device[z].DiskMirror[0];
- padapter->raidData[2] = &padapter->device[z].DiskMirror[1];
+ memcpy (pdev->DiskMirror, DiskMirror, sizeof (DiskMirror));
+ padapter->raidData[0] = &pdev->DiskMirror[0];
+ padapter->raidData[2] = &pdev->DiskMirror[1];
- if ( raidon )
- {
- padapter->device[z].lastsectorlba[0] = InlineIdentify (padapter, 1, 0);
- padapter->device[z].lastsectorlba[1] = InlineIdentify (padapter, 2, 0);
+ spigot1 = spigot2 = FALSE;
+ pdev->spigots[0] = 1;
+ pdev->spigots[1] = 2;
+ pdev->lastsectorlba[0] = InlineIdentify (padapter, 1, 0);
+ pdev->lastsectorlba[1] = InlineIdentify (padapter, 2, 0);
- if ( !(DiskMirror[1].status & UCBF_SURVIVOR) && padapter->device[z].lastsectorlba[0] )
- spigot1 = TRUE;
- if ( !(DiskMirror[0].status & UCBF_SURVIVOR) && padapter->device[z].lastsectorlba[1] )
- spigot2 = TRUE;
- if ( DiskMirror[0].status & UCBF_SURVIVOR & DiskMirror[1].status & UCBF_SURVIVOR )
- spigot1 = TRUE;
-
- if ( spigot1 && (DiskMirror[0].status & UCBF_REBUILD) )
- InlineReadSignature (padapter, &padapter->device[z], 0);
- if ( spigot2 && (DiskMirror[1].status & UCBF_REBUILD) )
- InlineReadSignature (padapter, &padapter->device[z], 1);
-
- if ( spigot1 && spigot2 )
+ if ( !(pdev->DiskMirror[1].status & UCBF_SURVIVOR) && pdev->lastsectorlba[0] )
+ spigot1 = TRUE;
+ if ( !(pdev->DiskMirror[0].status & UCBF_SURVIVOR) && pdev->lastsectorlba[1] )
+ spigot2 = TRUE;
+ if ( pdev->DiskMirror[0].status & DiskMirror[1].status & UCBF_SURVIVOR )
+ spigot1 = TRUE;
+
+ if ( spigot1 && (pdev->DiskMirror[0].status & UCBF_REBUILD) )
+ InlineReadSignature (padapter, pdev, 0);
+ if ( spigot2 && (pdev->DiskMirror[1].status & UCBF_REBUILD) )
+ InlineReadSignature (padapter, pdev, 1);
+
+ if ( spigot1 && spigot2 && raidon )
+ {
+ pdev->raid = 1;
+ if ( pdev->DiskMirror[0].status & UCBF_REBUILD )
+ pdev->spigot = 2;
+ else
+ pdev->spigot = 1;
+ if ( (pdev->DiskMirror[0].status & UCBF_REBUILD) || (pdev->DiskMirror[1].status & UCBF_REBUILD) )
+ padapter->reconOn = pdev->reconOn = pdev->reconIsStarting = TRUE;
+ }
+ else
+ {
+ if ( spigot1 )
{
- padapter->device[z].raid = 1;
- if ( DiskMirror[0].status & UCBF_REBUILD )
- padapter->device[z].spigot = 2;
- else
- padapter->device[z].spigot = 1;
- if ( (DiskMirror[0].status & UCBF_REBUILD) || (DiskMirror[1].status & UCBF_REBUILD) )
- {
- padapter->reconOn = padapter->reconIsStarting = TRUE;
- }
+ if ( pdev->DiskMirror[0].status & UCBF_REBUILD )
+ goto unregister;
+ pdev->DiskMirror[0].status = UCBF_MIRRORED | UCBF_SURVIVOR;
+ pdev->spigot = 1;
}
else
{
- if ( spigot1 )
- {
- if ( DiskMirror[0].status & UCBF_REBUILD )
- goto unregister;
- DiskMirror[0].status = UCBF_MIRRORED | UCBF_SURVIVOR;
- padapter->device[z].spigot = 1;
- }
- else
+ if ( pdev->DiskMirror[1].status & UCBF_REBUILD )
+ goto unregister;
+ pdev->DiskMirror[1].status = UCBF_MIRRORED | UCBF_SURVIVOR;
+ pdev->spigot = 2;
+ }
+ if ( DaleSetup.rebootRebuild && raidon )
+ padapter->reconOn = pdev->reconOn = pdev->reconIsStarting = TRUE;
+ }
+
+ if ( raidon )
+ break;
+ }
+ }
+
+ SetupFinish (padapter, "2220", pshost->irq);
+
+ if ( ++Installed < MAXADAPTER )
+ continue;
+ break;;
+unregister:;
+ scsi_unregister (pshost);
+ }
+
+#if LINUX_VERSION_CODE > LINUXVERSION(2,1,92)
+ while ( (pcidev = pci_find_device (VENDOR_PSI, DEVICE_BIGD_1, pcidev)) != NULL )
+#else
+ found = 0;
+ while ( !pcibios_find_device (VENDOR_PSI, DEVICE_BIGD_1, found++, &pci_bus, &pci_device_fn) )
+#endif
+ {
+ pshost = scsi_register (tpnt, sizeof(ADAPTER2220I));
+ padapter = HOSTDATA(pshost);
+
+#if LINUX_VERSION_CODE > LINUXVERSION(2,1,92)
+ if ( GetRegs (pshost, TRUE, pcidev) )
+#else
+ if ( GetRegs (pshost, TRUE, pci_bus, pci_device_fn) )
+#endif
+ goto unregister1;
+
+ for ( z = 0; z < BIGD_MAXDRIVES; z++ )
+ DiskMirror[z].status = inb_p (padapter->regScratchPad + BIGD_RAID_0_STATUS + z);
+
+ pshost->max_id = padapter->numberOfDrives;
+ padapter->failRegister = inb_p (padapter->regScratchPad + BIGD_ALARM_IMAGE);
+ for ( z = 0; z < padapter->numberOfDrives; z++ )
+ {
+ unit = inb_p (padapter->regScratchPad + BIGD_DEVICE_0 + z);
+ pdev = &padapter->device[z];
+ pdev->byte6 = (UCHAR)(((unit & 1) << 4) | 0xE0);
+ pdev->spigot = (UCHAR)(1 << (unit >> 1));
+ pdev->sectors = DaleSetup.setupDevice[unit].sectors;
+ pdev->heads = DaleSetup.setupDevice[unit].heads;
+ pdev->cylinders = DaleSetup.setupDevice[unit].cylinders;
+ pdev->blocks = DaleSetup.setupDevice[unit].blocks;
+
+ if ( (DiskMirror[unit].signature == SIGNATURE) && (DiskMirror[unit ^ 2].signature == SIGNATURE) &&
+ (DiskMirror[unit].pairIdentifier == (DiskMirror[unit ^ 2].pairIdentifier ^ 1)) )
+ {
+ raidon = TRUE;
+ if ( unit > (unit ^ 2) )
+ unit = unit ^ 2;
+ }
+ else
+ raidon = FALSE;
+
+ spigot1 = spigot2 = FALSE;
+ memcpy (&pdev->DiskMirror[0], &DiskMirror[unit], sizeof (DISK_MIRROR));
+ memcpy (&pdev->DiskMirror[1], &DiskMirror[unit ^ 2], sizeof (DISK_MIRROR));
+ padapter->raidData[unit] = &pdev->DiskMirror[0];
+ padapter->raidData[unit ^ 2] = &pdev->DiskMirror[1];
+ pdev->spigots[0] = 1 << (unit >> 1);
+ pdev->spigots[1] = 1 << ((unit ^ 2) >> 1);
+ pdev->deviceID[0] = unit;
+ pdev->deviceID[1] = unit ^ 2;
+ pdev->lastsectorlba[0] = InlineIdentify (padapter, pdev->spigots[0], unit & 1);
+ pdev->lastsectorlba[1] = InlineIdentify (padapter, pdev->spigots[1], unit & 1);
+
+ if ( !(pdev->DiskMirror[1].status & UCBF_SURVIVOR) && pdev->lastsectorlba[0] )
+ spigot1 = TRUE;
+ if ( !(pdev->DiskMirror[0].status & UCBF_SURVIVOR) && pdev->lastsectorlba[1] )
+ spigot2 = TRUE;
+ if ( pdev->DiskMirror[0].status & pdev->DiskMirror[1].status & UCBF_SURVIVOR )
+ spigot1 = TRUE;
+
+ if ( spigot1 && (pdev->DiskMirror[0].status & UCBF_REBUILD) )
+ InlineReadSignature (padapter, pdev, 0);
+ if ( spigot2 && (pdev->DiskMirror[1].status & UCBF_REBUILD) )
+ InlineReadSignature (padapter, pdev, 1);
+
+ if ( spigot1 && spigot2 && raidon )
+ {
+ pdev->raid = 1;
+ if ( pdev->DiskMirror[0].status & UCBF_REBUILD )
+ pdev->spigot = pdev->spigots[1];
+ else
+ pdev->spigot = pdev->spigots[0];
+ if ( (pdev->DiskMirror[0].status & UCBF_REBUILD) || (pdev->DiskMirror[1].status & UCBF_REBUILD) )
+ padapter->reconOn = pdev->reconOn = pdev->reconIsStarting = TRUE;
+ }
+ else
+ {
+ if ( spigot1 )
+ {
+ if ( pdev->DiskMirror[0].status & UCBF_REBUILD )
+ goto unregister1;
+ pdev->DiskMirror[0].status = UCBF_MIRRORED | UCBF_SURVIVOR;
+ pdev->spigot = pdev->spigots[0];
+ }
+ else
+ {
+ if ( pdev->DiskMirror[1].status & UCBF_REBUILD )
+ goto unregister;
+ pdev->DiskMirror[1].status = UCBF_MIRRORED | UCBF_SURVIVOR;
+ pdev->spigot = pdev->spigots[1];
+ }
+ if ( DaleSetup.rebootRebuild && raidon )
+ padapter->reconOn = pdev->reconOn = pdev->reconIsStarting = TRUE;
+ }
+ }
+
+ if ( !padapter->numberOfDrives ) // If no ATA devices then scan ATAPI
+ {
+ unit = 0;
+ for ( spigot1 = 0; spigot1 < 4; spigot1++ )
+ {
+ for ( device = 0; device < 2; device++ )
+ {
+ DEB (printk ("\nPCI2242I: scanning for ID %d ", (spigot1 * 2) + device));
+ pdev = &(padapter->device[(spigot1 * 2) + device]);
+ pdev->byte6 = 0x0A | (device << 4);
+ pdev->spigot = 1 << spigot1;
+ if ( !AtapiReset (padapter, pdev) )
+ {
+ DEB (printk (" Device found "));
+ if ( !AtapiIdentify (padapter, pdev) )
{
- if ( DiskMirror[1].status & UCBF_REBUILD )
- goto unregister;
- DiskMirror[1].status = UCBF_MIRRORED | UCBF_SURVIVOR;
- padapter->device[z].spigot = 2;
+ DEB (printk (" Device verified"));
+ unit++;
+ continue;
}
- if ( DaleSetup.rebootRebuil )
- padapter->reconOn = padapter->reconIsStarting = TRUE;
}
-
- break;
+ pdev->spigot = pdev->byte6 = 0;
}
}
+
+ if ( unit )
+ {
+ padapter->atapi = TRUE;
+ padapter->timingAddress = DALE_DATA_MODE3;
+ outw_p (0x0900, padapter->regIrqControl); // Turn our interrupts on
+ outw_p (0x0C41, padapter->regDmaMode - 1); // setup for 16 bits, ready enabled, done IRQ enabled, no incriment
+ outb_p (0xFF, padapter->regFail); // all fail lights and alarm off
+ pshost->max_id = 8;
+ }
}
-
- init_timer (&padapter->timer);
- padapter->timer.function = TimerExpiry;
- padapter->timer.data = (unsigned long)padapter;
- init_timer (&padapter->reconTimer);
- padapter->reconTimer.function = ReconTimerExpiry;
- padapter->reconTimer.data = (unsigned long)padapter;
- printk("\nPCI-2220I EIDE CONTROLLER: at I/O = %X/%X IRQ = %d\n", padapter->basePort, padapter->regBase, pshost->irq);
- printk("Version %s, Compiled %s %s\n\n", PCI2220I_VERSION, __DATE__, __TIME__);
- found++;
- if ( ++installed < MAXADAPTER )
+ SetupFinish (padapter, "2240", pshost->irq);
+
+ if ( ++Installed < MAXADAPTER )
continue;
break;;
-unregister:;
+unregister1:;
scsi_unregister (pshost);
- found++;
}
-
- NumAdapters = installed;
- return installed;
+
+ NumAdapters = Installed;
+ return Installed;
}
/****************************************************************
* Name: Pci2220i_Abort
@@ -1933,6 +2891,19 @@
****************************************************************/
int Pci2220i_Abort (Scsi_Cmnd *SCpnt)
{
+ PADAPTER2220I padapter = HOSTDATA(SCpnt->host); // Pointer to adapter control structure
+ POUR_DEVICE pdev = &padapter->device[SCpnt->target];// Pointer to device information
+
+ if ( !padapter->SCpnt )
+ return SCSI_ABORT_NOT_RUNNING;
+
+ if ( padapter->atapi )
+ {
+ if ( AtapiReset (padapter, pdev) )
+ return SCSI_ABORT_ERROR;
+ OpDone (padapter, DID_ABORT << 16);
+ return SCSI_ABORT_SUCCESS;
+ }
return SCSI_ABORT_SNOOZE;
}
/****************************************************************
@@ -1952,6 +2923,15 @@
****************************************************************/
int Pci2220i_Reset (Scsi_Cmnd *SCpnt, unsigned int reset_flags)
{
+ PADAPTER2220I padapter = HOSTDATA(SCpnt->host); // Pointer to adapter control structure
+ POUR_DEVICE pdev = &padapter->device[SCpnt->target];// Pointer to device information
+
+ if ( padapter->atapi )
+ {
+ if ( AtapiReset (padapter, pdev) )
+ return SCSI_RESET_ERROR;
+ return SCSI_RESET_SUCCESS;
+ }
return SCSI_RESET_PUNT;
}
/****************************************************************
@@ -1967,6 +2947,7 @@
int Pci2220i_Release (struct Scsi_Host *pshost)
{
PADAPTER2220I padapter = HOSTDATA (pshost);
+ USHORT z;
if ( padapter->reconOn )
{
@@ -1981,11 +2962,29 @@
}
// save RAID status on the board
- outb_p (DiskMirror[0].status, padapter->regScratchPad + DALE_RAID_0_STATUS);
- outb_p (DiskMirror[1].status, padapter->regScratchPad + DALE_RAID_1_STATUS);
+ if ( padapter->bigD )
+ {
+ outb_p (padapter->failRegister, padapter->regScratchPad + BIGD_ALARM_IMAGE);
+ for ( z = 0; z < BIGD_MAXDRIVES; z++ )
+ {
+ if ( padapter->raidData )
+ outb_p (padapter->raidData[z]->status, padapter->regScratchPad + BIGD_RAID_0_STATUS + z);
+ else
+ outb_p (0, padapter->regScratchPad + BIGD_RAID_0_STATUS);
+ }
+ }
+ else
+ {
+ outb_p (padapter->device[0].DiskMirror[0].status, padapter->regScratchPad + DALE_RAID_0_STATUS);
+ outb_p (padapter->device[0].DiskMirror[1].status, padapter->regScratchPad + DALE_RAID_1_STATUS);
+ }
if ( padapter->irqOwned )
+#if LINUX_VERSION_CODE < LINUXVERSION(1,3,70)
+ free_irq (pshost->irq);
+#else /* version >= v1.3.70 */
free_irq (pshost->irq, padapter);
+#endif /* version >= v1.3.70 */
release_region (pshost->io_port, pshost->n_io_port);
kfree (padapter->kBuffer);
scsi_unregister(pshost);
@@ -2011,11 +3010,14 @@
{
POUR_DEVICE pdev;
- pdev = &(HOSTDATA(disk->device->host)->device[disk->device->id]);
+ if ( !(HOSTDATA(disk->device->host))->atapi )
+ {
+ pdev = &(HOSTDATA(disk->device->host)->device[disk->device->id]);
- geom[0] = pdev->heads;
- geom[1] = pdev->sectors;
- geom[2] = pdev->cylinders;
+ geom[0] = pdev->heads;
+ geom[1] = pdev->sectors;
+ geom[2] = pdev->cylinders;
+ }
return 0;
}
FUNET's LINUX-ADM group, linux-adm@nic.funet.fi
TCL-scripts by Sam Shen (who was at: slshen@lbl.gov)