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-rw-r--r--linux/src/drivers/scsi/tmscsiw.c2096
1 files changed, 0 insertions, 2096 deletions
diff --git a/linux/src/drivers/scsi/tmscsiw.c b/linux/src/drivers/scsi/tmscsiw.c
deleted file mode 100644
index d32b9fc..0000000
--- a/linux/src/drivers/scsi/tmscsiw.c
+++ /dev/null
@@ -1,2096 +0,0 @@
-/***********************************************************************
- * FILE NAME : TMSCSIW.C *
- * BY : C.L. Huang (ching@tekram.com.tw) *
- * Description: Device Driver for Tekram DC-390W/U/F (T) PCI SCSI *
- * Bus Master Host Adapter *
- * (C)Copyright 1995-1996 Tekram Technology Co., Ltd. *
- ***********************************************************************/
-/* Minor enhancements and bugfixes by *
- * Kurt Garloff <K.Garloff@ping.de> *
- ***********************************************************************/
-/* HISTORY: *
- * *
- * REV# DATE NAME DESCRIPTION *
- * 1.00 04/03/96 CLH First release *
- * 1.01 04/11/96 CLH Maximum support up to 4 Adapters, *
- * support KV 1_3_85 *
- * 1.02 04/26/96 CLH fixed bug about EEpromBuf when >1 HA *
- * 1.03 06/12/96 CLH fixed bug of Media Change for Removable *
- * Device, scan all LUN. Support Pre2.0.10 *
- * 1.04 06/18/96 CLH fixed bug of Command timeout .... *
- * 1.05 10/04/96 CLH Updating for support KV 2.0.0, 2.0.20 *
- * 1.06 10/30/96 KG Fixed bug in DC390W_abort(), module *
- * support, added tmscsiw_proc_info() *
- * 1.07 11/09/96 KG Fixed bug in tmscsiw_proc_info() *
- * 1.08 11/18/96 CLH/KG ditto, null ptr in DC390W_Disconnect() *
- * 1.09 11/30/96 KG Fixed bug in CheckEEpromCheckSum(), *
- * add register the allocated IO space *
- * 1.10 12/05/96 CLH Modify in tmscsiw_proc_info() and add *
- * in DC390W_initAdapter() for 53C875 *
- * Rev. F with double clock. *
- * 1.11 02/04/97 CLH Fixed bug of Formatting a partition that*
- * across 1GB boundary, with bad sector *
- * checking. *
- * 1.12 02/17/97 CLH Fixed bug in CheckEEpromCheckSum() *
- ***********************************************************************/
-
-
-#define DC390W_DEBUG
-/* #define CHK_UNDER_RUN */
-
-#define SCSI_MALLOC
-
-#ifdef MODULE
-#include <linux/module.h>
-#endif
-
-#include <asm/dma.h>
-#include <asm/io.h>
-#include <asm/system.h>
-#include <linux/delay.h>
-#include <linux/signal.h>
-#include <linux/sched.h>
-#include <linux/errno.h>
-#include <linux/kernel.h>
-#include <linux/ioport.h>
-#include <linux/bios32.h>
-#include <linux/pci.h>
-#include <linux/proc_fs.h>
-#include <linux/string.h>
-#include <linux/mm.h>
-#include <linux/config.h>
-
-#include <linux/version.h>
-#if LINUX_VERSION_CODE < 66354 /* 1.3.50 */
-#include "../block/blk.h"
-#else
-#include <linux/blk.h>
-#endif
-
-#include "scsi.h"
-#include "hosts.h"
-#include "tmscsiw.h"
-#include "constants.h"
-#include "sd.h"
-#include "scripts.h"
-#include <linux/stat.h>
-
-#include "dc390w.h"
-
-#ifndef VERSION_ELF_1_2_13
-struct proc_dir_entry proc_scsi_tmscsiw ={
- PROC_SCSI_DC390WUF, 7 ,"tmscsiw",
- S_IFDIR | S_IRUGO | S_IXUGO, 2
- };
-#endif
-
-static void DC390W_StartSCSI( PACB pACB, PDCB pDCB, PSRB pSRB );
-static void PrepareSG( PACB pACB, PDCB pDCB, PSRB pSRB );
-static void DoingSRB_Done( PACB pACB );
-static void ExceptionHandler(ULONG wlval, PACB pACB, PDCB pDCB);
-static void ParityError( PACB pACB, PDCB pDCB );
-static void PhaseMismatch( PACB pACB );
-static void DC390W_ScsiRstDetect( PACB pACB );
-static void DC390W_ResetSCSIBus( PACB pACB );
-static void DC390W_ResetSCSIBus2( PACB pACB );
-static void AdjustTemp( PACB pACB, PDCB pDCB, PSRB pSRB );
-static void SetXferRate( PACB pACB, PDCB pDCB );
-static void DataIOcommon( PACB pACB, ULONG Swlval, ULONG Cwlval );
-static void SRBdone( PACB pACB, PDCB pDCB, PSRB pSRB );
-static void RequestSense( PACB pACB, PDCB pDCB, PSRB pSRB );
-
-static void DC390W_CmdCompleted( PACB pACB );
-static void DC390W_Reselected( PACB pACB );
-static void DC390W_Reselected1( PACB pACB );
-static void DC390W_ReselectedT( PACB pACB );
-static void DC390W_Disconnected( PACB pACB );
-static void DC390W_MessageExtnd( PACB pACB );
-static void DC390W_Signal( PACB pACB );
-static void DC390W_UnknownMsg( PACB pACB );
-static void DC390W_MessageOut( PACB pACB );
-static void DC390W_FatalError( PACB pACB );
-static void DC390W_MessageSync( PACB pACB );
-static void DC390W_MessageWide( PACB pACB );
-static void DC390W_RestorePtr( PACB pACB );
-static void DC390W_MsgReject( PACB pACB );
-static void DC390W_Debug( PACB pACB );
-static void DC390W_download_script (struct Scsi_Host *host);
-
-int DC390W_initAdapter( PSH psh, ULONG io_port, UCHAR Irq, USHORT index);
-void DC390W_initDCB( PACB pACB, PDCB pDCB, PSCSICMD cmd );
-void MyDelay( void );
-void EnDisableCE( UCHAR Flag, USHORT scsiIOPort );
-void EEpromOutDI( USHORT Carry, USHORT scsiIOPort );
-void EEpromPrepare( UCHAR EEpromCmd, USHORT scsiIOPort );
-void ReadEEprom( PUCHAR EEpromBuf, USHORT scsiIOPort );
-UCHAR EEpromInDo(USHORT scsiIOPort);
-USHORT EEpromGetData(USHORT scsiIOPort);
-USHORT CheckEEpromCheckSum( PUCHAR EEpromBuf, USHORT scsiIOPort);
-
-#ifdef MODULE
-static int DC390W_release(struct Scsi_Host *host);
-static int DC390W_shutdown (struct Scsi_Host *host);
-#endif
-
-
-static ULONG jmp_table16;
-static ULONG jmp_din16;
-static ULONG jmp_dout16;
-static PSHT pSHT_start = NULL;
-static PSH pSH_start = NULL;
-static PSH pSH_current = NULL;
-static PACB pACB_start= NULL;
-static PACB pACB_current = NULL;
-static PDCB pPrevDCB = NULL;
-static USHORT adapterCnt = 0;
-static USHORT InitialTime = 0;
-static USHORT CurrDCBscntl3 = 0;
-static UCHAR pad_buffer[128];
-
-static PVOID IntVector[]={
- DC390W_CmdCompleted,
- DC390W_Reselected,
- DC390W_Reselected1,
- DC390W_ReselectedT,
- DC390W_Disconnected,
- DC390W_MessageExtnd,
- DC390W_Signal,
- DC390W_UnknownMsg,
- DC390W_MessageOut,
- DC390W_FatalError,
- DC390W_MessageSync,
- DC390W_MessageWide,
- DC390W_RestorePtr,
- DC390W_MsgReject,
- DC390W_Debug,
- DC390W_FatalError
- };
-
-UCHAR eepromBuf[MAX_ADAPTER_NUM][128];
-
-UCHAR clock_period[12] = {25, 31, 37, 43, 50, 62, 75, 125, 12, 15, 18, 21};
-UCHAR baddevname[2][28] ={
- "SEAGATE ST3390N 9546",
- "SEAGATE ST3390N ??? 0399"};
-
-#define BADDEVCNT 2
-
-/***********************************************************************
- *
- *
- *
- **********************************************************************/
-static void
-QLinkcmd( PSCSICMD cmd, PDCB pDCB )
-{
- ULONG flags;
- PSCSICMD pcmd;
-
- save_flags(flags);
- cli();
-
- if( !pDCB->QIORBCnt )
- {
- pDCB->pQIORBhead = cmd;
- pDCB->pQIORBtail = cmd;
- pDCB->QIORBCnt++;
- cmd->next = NULL;
- }
- else
- {
- pcmd = pDCB->pQIORBtail;
- pcmd->next = cmd;
- pDCB->pQIORBtail = cmd;
- pDCB->QIORBCnt++;
- cmd->next = NULL;
- }
-
- restore_flags(flags);
-}
-
-
-static PSCSICMD
-Getcmd( PDCB pDCB )
-{
- ULONG flags;
- PSCSICMD pcmd;
-
- save_flags(flags);
- cli();
-
- pcmd = pDCB->pQIORBhead;
- pDCB->pQIORBhead = pcmd->next;
- pcmd->next = NULL;
- pDCB->QIORBCnt--;
-
- restore_flags(flags);
- return( pcmd );
-}
-
-
-static PSRB
-GetSRB( PACB pACB )
-{
- ULONG flags;
- PSRB pSRB;
-
- save_flags(flags);
- cli();
-
- pSRB = pACB->pFreeSRB;
- if( pSRB )
- {
- pACB->pFreeSRB = pSRB->pNextSRB;
- pSRB->pNextSRB = NULL;
- }
- restore_flags(flags);
- return( pSRB );
-}
-
-
-static void
-RewaitSRB( PDCB pDCB, PSRB pSRB )
-{
- PSRB psrb1;
- ULONG flags;
- UCHAR bval;
-
- save_flags(flags);
- cli();
- pDCB->GoingSRBCnt--;
- psrb1 = pDCB->pGoingSRB;
- if( pSRB == psrb1 )
- {
- pDCB->pGoingSRB = psrb1->pNextSRB;
- }
- else
- {
- while( pSRB != psrb1->pNextSRB )
- psrb1 = psrb1->pNextSRB;
- psrb1->pNextSRB = pSRB->pNextSRB;
- if( pSRB == pDCB->pGoingLast )
- pDCB->pGoingLast = psrb1;
- }
- if( (psrb1 = pDCB->pWaitingSRB) )
- {
- pSRB->pNextSRB = psrb1;
- pDCB->pWaitingSRB = pSRB;
- }
- else
- {
- pSRB->pNextSRB = NULL;
- pDCB->pWaitingSRB = pSRB;
- pDCB->pWaitLast = pSRB;
- }
-
- bval = pSRB->TagNumber;
- pDCB->TagMask &= (~(1 << bval)); /* Free TAG number */
- restore_flags(flags);
-}
-
-
-static void
-DoWaitingSRB( PACB pACB )
-{
- ULONG flags;
- PDCB ptr, ptr1;
- PSRB pSRB;
-
- save_flags(flags);
- cli();
-
- if( !(pACB->pActiveDCB) && !(pACB->ACBFlag & (RESET_DETECT+RESET_DONE+RESET_DEV) ) )
- {
- ptr = pACB->pDCBRunRobin;
- if( !ptr )
- {
- ptr = pACB->pLinkDCB;
- pACB->pDCBRunRobin = ptr;
- }
- ptr1 = ptr;
- for( ;ptr1; )
- {
- pACB->pDCBRunRobin = ptr1->pNextDCB;
- if( !( ptr1->MaxCommand > ptr1->GoingSRBCnt ) ||
- !( pSRB = ptr1->pWaitingSRB ) )
- {
- if(pACB->pDCBRunRobin == ptr)
- break;
- ptr1 = ptr1->pNextDCB;
- }
- else
- {
- DC390W_StartSCSI(pACB, ptr1, pSRB);
- ptr1->GoingSRBCnt++;
- if( ptr1->pWaitLast == pSRB )
- {
- ptr1->pWaitingSRB = NULL;
- ptr1->pWaitLast = NULL;
- }
- else
- {
- ptr1->pWaitingSRB = pSRB->pNextSRB;
- }
- pSRB->pNextSRB = NULL;
-
- if( ptr1->pGoingSRB )
- ptr1->pGoingLast->pNextSRB = pSRB;
- else
- ptr1->pGoingSRB = pSRB;
- ptr1->pGoingLast = pSRB;
-
- break;
- }
- }
- }
- restore_flags(flags);
- return;
-}
-
-
-static void
-SRBwaiting( PDCB pDCB, PSRB pSRB)
-{
- if( pDCB->pWaitingSRB )
- {
- pDCB->pWaitLast->pNextSRB = pSRB;
- pDCB->pWaitLast = pSRB;
- pSRB->pNextSRB = NULL;
- }
- else
- {
- pDCB->pWaitingSRB = pSRB;
- pDCB->pWaitLast = pSRB;
- }
-}
-
-
-static void
-SendSRB( PSCSICMD pcmd, PACB pACB, PSRB pSRB )
-{
- ULONG flags;
- PDCB pDCB;
-
- save_flags(flags);
- cli();
-
- pDCB = pSRB->pSRBDCB;
- PrepareSG( pACB, pDCB, pSRB );
- if( !(pDCB->MaxCommand > pDCB->GoingSRBCnt) || (pACB->pActiveDCB) ||
- (pACB->ACBFlag & (RESET_DETECT+RESET_DONE+RESET_DEV)) )
- {
- SRBwaiting(pDCB, pSRB);
- goto SND_EXIT;
- }
-
- if( pDCB->pWaitingSRB )
- {
- SRBwaiting(pDCB, pSRB);
-/* pSRB = GetWaitingSRB(pDCB); */
- pSRB = pDCB->pWaitingSRB;
- pDCB->pWaitingSRB = pSRB->pNextSRB;
- pSRB->pNextSRB = NULL;
- }
-
- DC390W_StartSCSI(pACB, pDCB, pSRB);
- pDCB->GoingSRBCnt++;
- if( pDCB->pGoingSRB )
- {
- pDCB->pGoingLast->pNextSRB = pSRB;
- pDCB->pGoingLast = pSRB;
- }
- else
- {
- pDCB->pGoingSRB = pSRB;
- pDCB->pGoingLast = pSRB;
- }
-
-SND_EXIT:
- restore_flags(flags);
- return;
-}
-
-
-/***********************************************************************
- * Function : static int DC390W_queue_command (Scsi_Cmnd *cmd,
- * void (*done)(Scsi_Cmnd *))
- *
- * Purpose : enqueues a SCSI command
- *
- * Inputs : cmd - SCSI command, done - function called on completion, with
- * a pointer to the command descriptor.
- *
- * Returns : 0
- *
- ***********************************************************************/
-
-int
-DC390W_queue_command (Scsi_Cmnd *cmd, void (* done)(Scsi_Cmnd *))
-{
- USHORT ioport, i;
- Scsi_Cmnd *pcmd;
- struct Scsi_Host *psh;
- PACB pACB;
- PDCB pDCB;
- PSRB pSRB;
- ULONG flags;
- PUCHAR ptr,ptr1;
-
- psh = cmd->host;
- pACB = (PACB ) psh->hostdata;
- ioport = pACB->IOPortBase;
-
-#ifdef DC390W_DEBUG0
- printk("Cmd=%x,",cmd->cmnd[0]);
-#endif
-
- if( (pACB->scan_devices == END_SCAN) && (cmd->cmnd[0] != INQUIRY) )
- {
- pACB->scan_devices = 0;
- pPrevDCB->pNextDCB = pACB->pLinkDCB;
- }
- else if( (pACB->scan_devices) && (cmd->cmnd[0] == 8) )
- {
- pACB->scan_devices = 0;
- pPrevDCB->pNextDCB = pACB->pLinkDCB;
- }
-
- if ( ( cmd->target > pACB->max_id ) || (cmd->lun > pACB->max_lun) )
- {
-/* printk("DC390W: Ignore target %d lun %d\n",
- cmd->target, cmd->lun); */
- cmd->result = (DID_BAD_TARGET << 16);
- done(cmd);
- return( 0 );
- }
-
- if( (pACB->scan_devices) && !(pACB->DCBmap[cmd->target] & (1 << cmd->lun)) )
- {
- if( pACB->DeviceCnt < MAX_DEVICES )
- {
- pACB->DCBmap[cmd->target] |= (1 << cmd->lun);
- pDCB = pACB->pDCB_free;
-#ifdef DC390W_DEBUG0
- printk("pDCB=%8x,ID=%2x,", (UINT) pDCB, cmd->target);
-#endif
- DC390W_initDCB( pACB, pDCB, cmd );
- }
- else /* ???? */
- {
-/* printk("DC390W: Ignore target %d lun %d\n",
- cmd->target, cmd->lun); */
- cmd->result = (DID_BAD_TARGET << 16);
- done(cmd);
- return(0);
- }
- }
- else if( !(pACB->scan_devices) && !(pACB->DCBmap[cmd->target] & (1 << cmd->lun)) )
- {
-/* printk("DC390W: Ignore target %d lun %d\n",
- cmd->target, cmd->lun); */
- cmd->result = (DID_BAD_TARGET << 16);
- done(cmd);
- return(0);
- }
- else
- {
- pDCB = pACB->pLinkDCB;
- while( (pDCB->UnitSCSIID != cmd->target) ||
- (pDCB->UnitSCSILUN != cmd->lun) )
- {
- pDCB = pDCB->pNextDCB;
- }
-#ifdef DC390W_DEBUG0
- printk("pDCB=%8x,ID=%2x,Scan=%1x", (UINT) pDCB, cmd->target,
- pACB->scan_devices);
-#endif
- }
-
- cmd->scsi_done = done;
- cmd->result = 0;
-
- save_flags(flags);
- cli();
-
- if( pDCB->QIORBCnt )
- {
- QLinkcmd( cmd, pDCB );
- pcmd = Getcmd( pDCB );
- }
- else
- pcmd = cmd;
-
- pSRB = GetSRB( pACB );
-
- if( !pSRB )
- {
- QLinkcmd( pcmd, pDCB );
- restore_flags(flags);
- return(0);
- }
-
-/* BuildSRB(pSRB); */
-
- pSRB->pSRBDCB = pDCB;
- pSRB->pcmd = pcmd;
- ptr = (PUCHAR) pSRB->CmdBlock;
- ptr1 = (PUCHAR) pcmd->cmnd;
- (UCHAR) pSRB->__command[0] = pcmd->cmd_len;
- for(i=0; i< pcmd->cmd_len; i++)
- {
- *ptr = *ptr1;
- ptr++;
- ptr1++;
- }
- if( pcmd->use_sg )
- {
- pSRB->SGcount = (UCHAR) pcmd->use_sg;
- pSRB->pSegmentList = (PSGL) pcmd->request_buffer;
- }
- else if( pcmd->request_buffer )
- {
- pSRB->SGcount = 1;
- pSRB->pSegmentList = (PSGL) &pSRB->Segmentx;
- pSRB->Segmentx.address = (PUCHAR) pcmd->request_buffer;
- pSRB->Segmentx.length = pcmd->request_bufflen;
- }
- else
- pSRB->SGcount = 0;
-
- pSRB->AdaptStatus = 0;
- pSRB->TargetStatus = 0;
- pSRB->MsgCnt = 0;
- if( pDCB->DevType != TYPE_TAPE )
- pSRB->RetryCnt = 1;
- else
- pSRB->RetryCnt = 0;
- pSRB->SRBStatus = 0;
- pSRB->SRBFlag = 0;
- pSRB->ScratchABuf = 0;
- pSRB->SRBState = 0;
- pSRB->RemainSegPtr = 0;
- pSRB->XferredLen = 0;
- SendSRB( pcmd, pACB, pSRB );
-
- restore_flags(flags);
- return(0);
-}
-
-
-static void
-DoNextCmd( PACB pACB, PDCB pDCB )
-{
- Scsi_Cmnd *pcmd;
- PSRB pSRB;
- ULONG flags;
- PUCHAR ptr,ptr1;
- USHORT i;
-
-
- if( pACB->ACBFlag & (RESET_DETECT+RESET_DONE+RESET_DEV) )
- return;
- save_flags(flags);
- cli();
-
- pcmd = Getcmd( pDCB );
- pSRB = GetSRB( pACB );
- if( !pSRB )
- {
- QLinkcmd( pcmd, pDCB );
- restore_flags(flags);
- return;
- }
-
- pSRB->pSRBDCB = pDCB;
- pSRB->pcmd = pcmd;
- ptr = (PUCHAR) pSRB->CmdBlock;
- ptr1 = (PUCHAR) pcmd->cmnd;
- (UCHAR) pSRB->__command[0] = pcmd->cmd_len;
- for(i=0; i< pcmd->cmd_len; i++)
- {
- *ptr = *ptr1;
- ptr++;
- ptr1++;
- }
- if( pcmd->use_sg )
- {
- pSRB->SGcount = (UCHAR) pcmd->use_sg;
- pSRB->pSegmentList = (PSGL) pcmd->request_buffer;
- }
- else if( pcmd->request_buffer )
- {
- pSRB->SGcount = 1;
- pSRB->pSegmentList = (PSGL) &pSRB->Segmentx;
- pSRB->Segmentx.address = (PUCHAR) pcmd->request_buffer;
- pSRB->Segmentx.length = pcmd->request_bufflen;
- }
- else
- pSRB->SGcount = 0;
-
- pSRB->AdaptStatus = 0;
- pSRB->TargetStatus = 0;
- pSRB->MsgCnt = 0;
- if( pDCB->DevType != TYPE_TAPE )
- pSRB->RetryCnt = 1;
- else
- pSRB->RetryCnt = 0;
- pSRB->SRBStatus = 0;
- pSRB->SRBFlag = 0;
- pSRB->ScratchABuf = 0;
- pSRB->SRBState = 0;
- SendSRB( pcmd, pACB, pSRB );
-
- restore_flags(flags);
- return;
-}
-
-
-/***********************************************************************
- * Function:
- * DC390W_bios_param
- *
- * Description:
- * Return the disk geometry for the given SCSI device.
- ***********************************************************************/
-#ifdef VERSION_ELF_1_2_13
-int DC390W_bios_param(Disk *disk, int devno, int geom[])
-#else
-int DC390W_bios_param(Disk *disk, kdev_t devno, int geom[])
-#endif
-{
- int heads, sectors, cylinders;
- PACB pACB;
-
- pACB = (PACB) disk->device->host->hostdata;
- heads = 64;
- sectors = 32;
- cylinders = disk->capacity / (heads * sectors);
-
- if ( (pACB->Gmode2 & GREATER_1G) && (cylinders > 1024) )
- {
- heads = 255;
- sectors = 63;
- cylinders = disk->capacity / (heads * sectors);
- }
-
- geom[0] = heads;
- geom[1] = sectors;
- geom[2] = cylinders;
-
- return (0);
-}
-
-
-/***********************************************************************
- * Function : int DC390W_abort (Scsi_Cmnd *cmd)
- *
- * Purpose : Abort an errant SCSI command
- *
- * Inputs : cmd - command to abort
- *
- * Returns : 0 on success, -1 on failure.
- ***********************************************************************/
-
-int
-DC390W_abort (Scsi_Cmnd *cmd)
-{
- ULONG flags;
- PACB pACB;
- PDCB pDCB, pdcb;
- PSRB pSRB, psrb;
- USHORT count, i;
- PSCSICMD pcmd, pcmd1;
- int status;
-
-
-#ifdef DC390W_DEBUG0
- printk("DC390W : Abort Cmd.");
-#endif
-
- save_flags(flags);
- cli();
-
- pACB = (PACB) cmd->host->hostdata;
- pDCB = pACB->pLinkDCB;
- pdcb = pDCB;
- while( (pDCB->UnitSCSIID != cmd->target) ||
- (pDCB->UnitSCSILUN != cmd->lun) )
- {
- pDCB = pDCB->pNextDCB;
- if( pDCB == pdcb )
- goto NOT_RUN;
- }
-
- if( pDCB->QIORBCnt )
- {
- pcmd = pDCB->pQIORBhead;
- if( pcmd == cmd )
- {
- pDCB->pQIORBhead = pcmd->next;
- pcmd->next = NULL;
- pDCB->QIORBCnt--;
- status = SCSI_ABORT_SUCCESS;
- goto ABO_X;
- }
- for( count = pDCB->QIORBCnt, i=0; i<count-1; i++)
- {
- if( pcmd->next == cmd )
- {
- pcmd1 = pcmd->next;
- pcmd->next = pcmd1->next;
- pcmd1->next = NULL;
- pDCB->QIORBCnt--;
- status = SCSI_ABORT_SUCCESS;
- goto ABO_X;
- }
- else
- {
- pcmd = pcmd->next;
- }
- }
- }
-
- pSRB = pDCB->pWaitingSRB;
- if( !pSRB )
- goto ON_GOING;
- if( pSRB->pcmd == cmd )
- {
- pDCB->pWaitingSRB = pSRB->pNextSRB;
- goto IN_WAIT;
- }
- else
- {
- psrb = pSRB;
- if( !(psrb->pNextSRB) )
- goto ON_GOING;
- while( psrb->pNextSRB->pcmd != cmd )
- {
- psrb = psrb->pNextSRB;
- if( !(psrb->pNextSRB) )
- goto ON_GOING;
- }
- pSRB = psrb->pNextSRB;
- psrb->pNextSRB = pSRB->pNextSRB;
- if( pSRB == pDCB->pWaitLast )
- pDCB->pWaitLast = psrb;
-IN_WAIT:
- pSRB->pNextSRB = pACB->pFreeSRB;
- pACB->pFreeSRB = pSRB;
- cmd->next = NULL;
- status = SCSI_ABORT_SUCCESS;
- goto ABO_X;
- }
-
-ON_GOING:
- pSRB = pDCB->pGoingSRB;
- for( count = pDCB->GoingSRBCnt, i=0; i<count; i++)
- {
- if( pSRB->pcmd != cmd )
- pSRB = pSRB->pNextSRB;
- else
- {
- if( (pACB->pActiveDCB == pDCB) && (pDCB->pActiveSRB == pSRB) )
- {
- status = SCSI_ABORT_BUSY;
- goto ABO_X;
- }
- else
- {
- status = SCSI_ABORT_SNOOZE;
- goto ABO_X;
- }
- }
- }
-
-NOT_RUN:
- status = SCSI_ABORT_NOT_RUNNING;
-
-ABO_X:
- cmd->result = DID_ABORT << 16;
- cmd->scsi_done(cmd);
- restore_flags(flags);
- return( status );
-}
-
-
-static void
-ResetDevParam( PACB pACB )
-{
- PDCB pDCB, pdcb;
-
- pDCB = pACB->pLinkDCB;
- if( pDCB == NULL )
- return;
- pdcb = pDCB;
- do
- {
- if( pACB->AdaptType == DC390W )
- pdcb->DCBscntl3 = SYNC_CLK_F2+ASYNC_CLK_F2;
- else
- pdcb->DCBscntl3 = SYNC_CLK_F4+ASYNC_CLK_F4;
- pdcb->DCBsxfer = 0;
- pdcb = pdcb->pNextDCB;
- }
- while( pdcb != pDCB );
-}
-
-
-static void
-RecoverSRB( PACB pACB )
-{
- PDCB pDCB, pdcb;
- PSRB psrb, psrb2;
- USHORT cnt, i;
-
- pDCB = pACB->pLinkDCB;
- if( pDCB == NULL )
- return;
- pdcb = pDCB;
- do
- {
- cnt = pdcb->GoingSRBCnt;
- psrb = pdcb->pGoingSRB;
- for (i=0; i<cnt; i++)
- {
- PrepareSG( pACB, pdcb, psrb );
- psrb2 = psrb;
- psrb = psrb->pNextSRB;
-/* RewaitSRB( pDCB, psrb ); */
- if( pdcb->pWaitingSRB )
- {
- psrb2->pNextSRB = pdcb->pWaitingSRB;
- pdcb->pWaitingSRB = psrb2;
- }
- else
- {
- pdcb->pWaitingSRB = psrb2;
- pdcb->pWaitLast = psrb2;
- psrb2->pNextSRB = NULL;
- }
- }
- pdcb->GoingSRBCnt = 0;
- pdcb->pGoingSRB = NULL;
- pdcb->TagMask = 0;
- pdcb = pdcb->pNextDCB;
- }
- while( pdcb != pDCB );
-}
-
-
-/***********************************************************************
- * Function : int DC390W_reset (Scsi_Cmnd *cmd, ...)
- *
- * Purpose : perform a hard reset on the SCSI bus( and NCR chip).
- *
- * Inputs : cmd - command which caused the SCSI RESET
- *
- * Returns : 0 on success.
- ***********************************************************************/
-
-#ifdef VERSION_2_0_0
-int DC390W_reset(Scsi_Cmnd *cmd, unsigned int resetFlags)
-#else
-int DC390W_reset (Scsi_Cmnd *cmd)
-#endif
-{
- USHORT ioport;
- unsigned long flags;
- PACB pACB;
- ULONG wlval;
- UCHAR bval;
- USHORT wval;
- USHORT i;
-
-
-#ifdef DC390W_DEBUG0
- printk("DC390W : Reset Cmd0,");
-#endif
-
- pACB = (PACB ) cmd->host->hostdata;
- ioport = pACB->IOPortBase;
- save_flags(flags);
- cli();
- bval = inb(ioport+DCNTL);
- bval |= IRQ_DISABLE;
- outb(bval,ioport+DCNTL); /* disable interrupt */
- DC390W_ResetSCSIBus( pACB );
- for( i=0; i<500; i++ )
- udelay(1000);
- for(;;)
- {
- bval = inb(ioport+ISTAT);
- if( bval & SCSI_INT_PENDING )
- {
- wval = inw( ioport+SIST0 );
- if( wval & (SCSI_RESET+SCSI_GERROR) )
- break;
- }
- if(bval & DMA_INT_PENDING)
- {
- bval = inb(ioport+DSTAT);
- if(bval & ABORT_)
- {
- wval = inw( ioport+SIST0 );
- break;
- }
- }
- }
- bval = inb(ioport+DCNTL);
- bval &= ~IRQ_DISABLE;
- outb(bval,ioport+DCNTL); /* re-enable interrupt */
-
- ioport = pACB->IOPortBase;
- bval = inb(ioport+STEST3);
- bval |= CLR_SCSI_FIFO;
- outb(bval,ioport+STEST3);
- bval = CLR_DMA_FIFO;
- outb(bval,ioport+CTEST3);
- ResetDevParam( pACB );
- DoingSRB_Done( pACB );
- pACB->pActiveDCB = NULL;
- wlval = pACB->jmp_reselect;
- outl(wlval,(ioport+DSP));
-
- pACB->ACBFlag = 0;
- DoWaitingSRB( pACB );
- restore_flags(flags);
- return( SCSI_RESET_SUCCESS );
-}
-
-
-#include "scsiio.c"
-
-
-/***********************************************************************
- * Function : static void DC390W_initDCB
- *
- * Purpose : initialize the internal structures for a given DCB
- *
- * Inputs : cmd - pointer to this scsi cmd request block structure
- *
- ***********************************************************************/
-void DC390W_initDCB( PACB pACB, PDCB pDCB, PSCSICMD cmd )
-{
- PEEprom prom;
- UCHAR bval;
- USHORT index;
-
- if( pACB->DeviceCnt == 0 )
- {
- pACB->pLinkDCB = pDCB;
- pACB->pDCBRunRobin = pDCB;
- pDCB->pNextDCB = pDCB;
- pPrevDCB = pDCB;
- }
- else
- pPrevDCB->pNextDCB = pDCB;
-
- pDCB->pDCBACB = pACB;
- pDCB->QIORBCnt = 0;
- pDCB->DCBselect = 0;
- pDCB->DCBsxfer = 0;
- pDCB->DCBsdid = cmd->target;
- pDCB->UnitSCSIID = cmd->target;
- pDCB->UnitSCSILUN = cmd->lun;
- pDCB->pWaitingSRB = NULL;
- pDCB->GoingSRBCnt = 0;
- pDCB->TagMask = 0;
-
- pDCB->MaxCommand = 1;
- pDCB->AdaptIndex = pACB->AdapterIndex;
- index = pACB->AdapterIndex;
-
- prom = (PEEprom) &eepromBuf[index][cmd->target << 2];
- pDCB->DevMode = prom->EE_MODE1;
- pDCB->NegoPeriod = clock_period[prom->EE_SPEED];
-
- if( pACB->AdaptType == DC390W )
- pDCB->DCBscntl3 = SYNC_CLK_F2+ASYNC_CLK_F2;
- else
- pDCB->DCBscntl3 = SYNC_CLK_F4+ASYNC_CLK_F4;
-
- if( pDCB->DevMode & PARITY_CHK_ )
- pDCB->DCBscntl0 = EN_PARITY_CHK+SATN_IF_PARITY_ERR+FULL_ARBITRATION;
- else
- pDCB->DCBscntl0 = FULL_ARBITRATION;
-
- pDCB->AdpMode = eepromBuf[index][EE_MODE2];
-
- if( pDCB->DevMode & EN_DISCONNECT_ )
- bval = 0xC0;
- else
- bval = 0x80;
- bval |= cmd->lun;
- pDCB->IdentifyMsg = bval;
-
- if( pDCB->DevMode & SYNC_NEGO_ )
- {
- pDCB->SyncMode = SYNC_ENABLE;
- pDCB->SyncOffset = SYNC_NEGO_OFFSET;
- }
-
- if( pDCB->DevMode & WIDE_NEGO_ )
- {
- if( cmd->lun )
- {
- if( !(CurrDCBscntl3 & EN_WIDE_SCSI) )
- pDCB->DevMode &= ~WIDE_NEGO_;
- }
- else
- CurrDCBscntl3 = 0;
- }
- pDCB->DCBFlag = 0;
-}
-
-
-/***********************************************************************
- * Function : static void DC390W_initSRB
- *
- * Purpose : initialize the internal structures for a given SRB
- *
- * Inputs : psrb - pointer to this scsi request block structure
- *
- ***********************************************************************/
-void DC390W_initSRB( PSRB psrb )
-{
-#ifndef VERSION_ELF_1_2_13
- psrb->PhysSRB = virt_to_phys( psrb );
- psrb->__command[1] = virt_to_phys( psrb->CmdBlock );
- psrb->__msgout0[0] = 1;
- psrb->__msgout0[1] = virt_to_phys( psrb->MsgOutBuf );
- psrb->SegmentPad[0] = 16;
- psrb->SegmentPad[1] = virt_to_phys( pad_buffer );
-#else
- psrb->PhysSRB = (ULONG) psrb;
- psrb->__command[1] = (ULONG) psrb->CmdBlock;
- psrb->__msgout0[0] = 1;
- psrb->__msgout0[1] = (ULONG) psrb->MsgOutBuf;
- psrb->SegmentPad[0] = 16;
- psrb->SegmentPad[1] = (ULONG) pad_buffer;
-#endif
-}
-
-
-void DC390W_linkSRB( PACB pACB )
-{
- USHORT count, i;
- PSRB psrb;
-
- count = pACB->SRBCount;
-
- for( i=0; i< count; i++)
- {
- if( i != count - 1)
- pACB->SRB_array[i].pNextSRB = &pACB->SRB_array[i+1];
- else
- pACB->SRB_array[i].pNextSRB = NULL;
- psrb = (PSRB) &pACB->SRB_array[i];
- DC390W_initSRB( psrb );
- }
-}
-
-
-/***********************************************************************
- * Function : static void DC390W_initACB
- *
- * Purpose : initialize the internal structures for a given SCSI host
- *
- * Inputs : psh - pointer to this host adapter's structure
- *
- ***********************************************************************/
-void DC390W_initACB( PSH psh, USHORT chipType, ULONG io_port, UCHAR Irq, USHORT index )
-{
- PACB pACB;
- USHORT i;
- UCHAR adaptType, bval;
-
-
- psh->can_queue = MAX_CMD_QUEUE;
- psh->cmd_per_lun = MAX_CMD_PER_LUN;
- psh->this_id = (int) eepromBuf[index][EE_ADAPT_SCSI_ID];
- psh->io_port = io_port;
- psh->n_io_port = 0x80;
- psh->irq = Irq;
-
- if( chipType == PCI_DEVICE_ID_NCR53C825A )
- adaptType = DC390W;
- else
- {
- outb( 2, io_port+GPREG );
- bval = inb( io_port+GPREG );
- if( bval & 8 )
- adaptType = DC390U;
- else
- adaptType = DC390F;
- }
-
- pACB = (PACB) psh->hostdata;
-
-#ifndef VERSION_ELF_1_2_13
- if( adaptType == DC390U )
- {
- psh->max_id = 8;
- pACB->max_id = 7;
- }
- else
- {
- psh->max_id = 16;
- pACB->max_id = 15;
- }
-
-#ifdef CONFIG_SCSI_MULTI_LUN
- if( eepromBuf[index][EE_MODE2] & LUN_CHECK )
- psh->max_lun = 8;
- else
-#endif
- psh->max_lun = 1;
-
-#else
- pACB->max_id = 7;
-#endif
- if( pACB->max_id == eepromBuf[index][EE_ADAPT_SCSI_ID] )
- pACB->max_id--;
-
-#ifdef CONFIG_SCSI_MULTI_LUN
- if( eepromBuf[index][EE_MODE2] & LUN_CHECK )
- pACB->max_lun = 7;
- else
-#endif
- pACB->max_lun = 0;
-
- pACB->pScsiHost = psh;
- pACB->IOPortBase = (USHORT) io_port;
- pACB->pLinkDCB = NULL;
- pACB->pDCBRunRobin = NULL;
- pACB->pActiveDCB = NULL;
- pACB->pFreeSRB = pACB->SRB_array;
- pACB->SRBCount = MAX_SRB_CNT;
- pACB->AdapterIndex = index;
- pACB->status = 0;
- pACB->AdaptSCSIID = eepromBuf[index][EE_ADAPT_SCSI_ID];
- pACB->AdaptSCSILUN = 0;
- pACB->DeviceCnt = 0;
- pACB->IRQLevel = Irq;
- pACB->AdaptType = adaptType;
- pACB->TagMaxNum = eepromBuf[index][EE_TAG_CMD_NUM] << 2;
- pACB->ACBFlag = 0;
- pACB->scan_devices = 1;
- pACB->Gmode2 = eepromBuf[index][EE_MODE2];
- if( eepromBuf[index][EE_MODE2] & LUN_CHECK )
- pACB->LUNchk = 1;
- pACB->pDCB_free = &pACB->DCB_array[0];
- DC390W_linkSRB( pACB );
- for(i=0; i<MAX_SCSI_ID; i++)
- pACB->DCBmap[i] = 0;
-}
-
-
-/***********************************************************************
- * Function : static int DC390W_initAdapter
- *
- * Purpose : initialize the SCSI chip ctrl registers
- *
- * Inputs : psh - pointer to this host adapter's structure
- *
- ***********************************************************************/
-int DC390W_initAdapter( PSH psh, ULONG io_port, UCHAR Irq, USHORT index )
-{
- USHORT ioport, wval;
- UCHAR bval;
- PACB pACB, pacb;
- USHORT used_irq = 0;
-
- pacb = pACB_start;
- if( pacb != NULL )
- {
- for ( ; (pacb != (PACB) -1) ; )
- {
- if( pacb->IRQLevel == Irq )
- {
- used_irq = 1;
- break;
- }
- else
- pacb = pacb->pNextACB;
- }
- }
-
- if( !used_irq )
- {
-#ifdef VERSION_ELF_1_2_13
- if( request_irq(Irq, DC390W_Interrupt, SA_INTERRUPT, "tmscsiw"))
-#else
- if( request_irq(Irq, DC390W_Interrupt, SA_INTERRUPT | SA_SHIRQ, "tmscsiw", NULL))
-#endif
- {
- printk("DC390W : register IRQ error!\n");
- return( -1 );
- }
- }
- request_region(io_port,psh->n_io_port,"tmscsiw");
-
- ioport = (USHORT) io_port;
- outb(IRQ_DISABLE, ioport+DCNTL);
- outb(ABORT_OP, ioport+ISTAT);
- udelay(100000);
- outb(0, ioport+ISTAT);
- bval = inb(ioport+DSTAT);
- bval = inb(ioport+ISTAT);
- wval = inw(ioport+SIST0);
-
- pACB = (PACB) psh->hostdata;
- bval = pACB->AdaptSCSIID;
- bval |= ENABLE_RESEL;
- outb(bval,ioport+SCID);
-
- if(pACB->AdaptType == DC390W)
- bval = SYNC_CLK_F2+ASYNC_CLK_F2;
- else
- { /* @1.09 */
- bval = inb(ioport+CTEST3);
- if( (bval & CHIP_REV_MASK) < 0x30 ) /* 53C875 Rev. F or later ? */
- goto REVF;
- bval = inb(ioport+STEST1);
- if( (bval & 0x0C) == 0x0C ) /* double clock already enable ? */
- goto REVF;
- outb(8,ioport+STEST1); /* enable clock doubler */
- udelay(20);
- outb(HALT_SCSI_CLK,ioport+STEST3); /* halt clock */
- outb(0x0C,ioport+STEST1); /* select double SCSI clock */
- outb(0,ioport+STEST3); /* re-enable clock */
-REVF:
- bval = SYNC_CLK_F4+ASYNC_CLK_F4;
- }
- outb(bval,ioport+SCNTL3);
-
- bval = SYNC_PERIOD_F4+ASYNCHRONOUS; /* set to async */
- outb(bval,ioport+SXFER);
-
- bval = WRT_EN_INVALIDATE; /* Enable write and invalidate */
- outb(bval,ioport+CTEST3);
-
- bval = EN_DMA_FIFO_536+BURST_LEN_MSB; /* select 536 bytes DMA FIFO, burst len bit2=1 */
- outb(bval,ioport+CTEST5);
-
- bval = BURST_LEN8+EN_READ_LINE+EN_READ_MULTIPLE+BURST_OPCODE_FETCH+AUTO_START; /* set DMA parameter */
- outb(bval,ioport+DMODE);
-
- bval = EN_ABORTED+EN_SCRIPT_INT+EN_ILLEGAL_INST; /* enable DMA interrupt */
- outb(bval,ioport+DIEN);
-
- bval = EN_CACHE_LINE_SIZE+EN_PRE_FETCH+TOTEM_POLE_IRQ+COMPATIBLE_700;
- outb(bval,ioport+DCNTL);
-
- bval = EN_PHASE_MISMATCH+EN_SCSI_GERROR+EN_UNEXPECT_DISC+EN_SCSI_RESET+EN_PARITY_ERROR;
- outb(bval,ioport+SIEN0);
-
- bval = EN_SEL_TIMEOUT+EN_GENERAL_TIMEOUT;
- outb(bval,ioport+SIEN1);
-
- bval = SEL_TO_204ms; /* 250ms selection timeout */
- outb(bval,ioport+STIME0);
-
- wval = 1 << (eepromBuf[index][EE_ADAPT_SCSI_ID]); /* @1.11 */
- outw(wval,ioport+RESPID0);
-
- bval = DIS_SINGLE_INIT;
- if( eepromBuf[index][EE_MODE2] & ACTIVE_NEGATION )
- bval |= ACTIVE_NEGATION_;
- outb(bval,ioport+STEST3);
-
- return(0);
-}
-
-
-/***********************************************************************
- * Function : static int DC390W_init (struct Scsi_Host *host)
- *
- * Purpose : initialize the internal structures for a given SCSI host
- *
- * Inputs : host - pointer to this host adapter's structure/
- *
- * Preconditions : when this function is called, the chip_type
- * field of the pACB structure MUST have been set.
- ***********************************************************************/
-
-static int
-DC390W_init (PSHT psht, USHORT chipType, ULONG io_port, UCHAR Irq, USHORT index)
-{
- PSH psh;
- PACB pACB;
-
- if( ! CheckEEpromCheckSum( &eepromBuf[index][0], (USHORT) io_port) )
- {
- psh = scsi_register( psht, sizeof(DC390W_ACB) );
- if( !psh )
- return( -1 );
- if( !pSH_start )
- {
- pSH_start = psh;
- pSH_current = psh;
- }
- else
- {
- pSH_current->next = psh;
- pSH_current = psh;
- }
-
-#ifdef DC390W_DEBUG0
- printk("DC390W : pSH = %8x,", (UINT) psh);
-#endif
-
- DC390W_initACB( psh, chipType, io_port, Irq, index );
- if( !DC390W_initAdapter( psh, io_port, Irq, index ) )
- {
- pACB = (PACB) psh->hostdata;
- if( !pACB_start )
- {
- pACB_start = pACB;
- pACB_current = pACB;
- pACB->pNextACB = (PACB) -1;
- }
- else
- {
- pACB_current->pNextACB = pACB;
- pACB_current = pACB;
- pACB->pNextACB = (PACB) -1;
- }
-
-#ifdef DC390W_DEBUG0
- printk("DC390W : pACB = %8x, pDCB_array = %8x, pSRB_array = %8x\n",
- (UINT) pACB, (UINT) pACB->DCB_array, (UINT) pACB->SRB_array);
- printk("DC390W : ACB size= %4x, DCB size= %4x, SRB size= %4x\n",
- sizeof(DC390W_ACB), sizeof(DC390W_DCB), sizeof(DC390W_SRB) );
-#endif
-
- }
- else
- {
- pSH_start = NULL;
- scsi_unregister( psh );
- return( -1 );
- }
- DC390W_download_script( psh );
- return( 0 );
- }
- else
- {
- printk("DC390W_init: EEPROM reading error!\n");
- return( -1 );
- }
-}
-
-
-void MyDelay( void )
-{
- UCHAR i,j;
-
- j = inb(0x61) & 0x10;
-
- for(;;)
- {
- i = inb(0x61) & 0x10;
- if( j ^ i)
- break;
- }
-}
-
-
-void EnDisableCE( UCHAR Flag, USHORT scsiIOPort )
-{
-
- UCHAR bval;
- USHORT port;
-
- port = (scsiIOPort & 0xff00) + GPREG;
- if(Flag == ENABLE_CE)
- bval = 0x10;
- else
- bval = 0x00;
- outb(bval,port);
- udelay(8); /* Delay();*/
-}
-
-
-void EEpromOutDI( USHORT Carry, USHORT scsiIOPort )
-{
- UCHAR bval;
- USHORT port;
-
- port = (scsiIOPort & 0xff00) + GPREG;
- bval = 0x10;
- if(Carry)
- bval |= 0x02; /* SK=0, DI */
- outb(bval,port);
- udelay(8); /* Delay();*/
- bval |= 0x04; /* SK=1, DI */
- outb(bval,port);
- udelay(8); /* Delay();*/
- bval &= 0xfb; /* SK=0, DI */
- outb(bval,port);
- udelay(8); /* Delay();*/
-}
-
-
-void EEpromPrepare( UCHAR EEpromCmd, USHORT scsiIOPort )
-{
- UCHAR i,j;
- USHORT carryFlag;
-
- carryFlag = 1;
- j = 0x80;
- for(i=0;i<9;i++)
- {
- EEpromOutDI(carryFlag,scsiIOPort);
- carryFlag = (EEpromCmd & j) ? 1 : 0;
- j >>= 1;
- }
-}
-
-
-UCHAR EEpromInDo(USHORT scsiIOPort)
-{
- UCHAR bval;
- USHORT port;
-
- port = (scsiIOPort & 0xff00) + GPREG;
- bval = 0x14; /* SK=1 */
- outb(bval,port);
- udelay(8); /* Delay();*/
- bval = 0x10; /* SK=0 */
- outb(bval,port);
- udelay(8); /* Delay();*/
- bval = inb(port);
- if(bval & 0x01)
- return( 1 );
- else
- return( 0 );
-}
-
-
-USHORT EEpromGetData(USHORT scsiIOPort)
-{
- UCHAR i;
- UCHAR carryFlag;
- USHORT wval;
-
- wval = 0;
- for(i=0;i<16;i++)
- {
- wval <<= 1;
- carryFlag = EEpromInDo(scsiIOPort);
- wval |= carryFlag;
- }
- return( wval );
-}
-
-
-void ReadEEprom( PUCHAR EEpromBuf, USHORT scsiIOPort )
-{
- UCHAR cmd;
-
- cmd = EEPROM_READ;
-loop_rd:
- EnDisableCE(ENABLE_CE, scsiIOPort);
- EEpromPrepare(cmd, scsiIOPort);
- *((PUSHORT)EEpromBuf) = EEpromGetData(scsiIOPort);
- EEpromBuf++;
- EEpromBuf++;
- cmd++;
- EnDisableCE(DISABLE_CE, scsiIOPort);
- if(cmd & 0x3f)
- goto loop_rd;
-}
-
-
-USHORT CheckEEpromCheckSum( PUCHAR EEpromBuf, USHORT scsiIOPort)
-{
- USHORT wval,port, *ptr;
- UCHAR i,bval;
-
- port = (scsiIOPort & 0xff00) + GPCNTL;
- bval = 0x09; /* configure IO Pin */
- outb(bval,port);
- ReadEEprom(EEpromBuf,scsiIOPort); /* read eeprom data */
- wval = 0;
- ptr = (PUSHORT) EEpromBuf;
- for(i=0; i<128 ;i+=2, ptr++)
- wval += *ptr;
- return( (wval == 0x1234) ? 0 : -1);
-}
-
-
-
-static void
-DC390W_download_script (struct Scsi_Host *host)
-{
- ULONG wlval, wlval1, length, alignm;
- USHORT j, k, m;
- USHORT ioport;
- UCHAR bval;
- PACB pACB;
- PSRB pSRB;
- void *pSrc, *pSrc1;
- ULONG *pStart;
- ULONG Ent_reselected;
- ULONG Ent_reselecttag;
- ULONG Ent_select0;
- ULONG Ent_select1;
- ULONG Ent_check_phase;
- ULONG Ent_status1_phase;
- ULONG Ent_command_phase;
- ULONG Ent_jump_table0;
- ULONG Ent_din_phaseB;
- ULONG Ent_dout_phaseB;
- ULONG Ent_din_pad_0;
- ULONG Ent_dout_pad_0;
- ULONG Ent_jump_tablew;
- ULONG Ent_din_pad_1;
- ULONG Ent_dout_pad_1;
- ULONG Ent_mout_phase;
- ULONG Ent_status_phase;
- ULONG Ent_min_phase;
- ULONG Ent_jump_msgok;
- ULONG Ent_msg__1;
- ULONG Ent_msg___3;
- ULONG Ent_msg___2;
- ULONG Ent_set_atn;
- ULONG Ent_msg__a;
- ULONG Ent_msg__23;
- ULONG Ent_msg__3;
- ULONG Ent_msg__4;
- ULONG Ent_clr_atn;
- ULONG Ent_din_phaseW;
- ULONG Ent_dout_phaseW;
- ULONG Ent_din_pad_addrB;
- ULONG Ent_dout_pad_addrB;
- ULONG Ent_din_pad_addrW;
- ULONG Ent_dout_pad_addrW;
-
-
- pACB = (PACB) host->hostdata;
- ioport = pACB->IOPortBase;
- bval = SCRATCHAB_AS_BASE; /* set scratchB contains 4K RAM base address */
- outb(bval,ioport+CTEST2);
-
- wlval = inl((ioport+SCRATCHB)); /* get starting address of 4K RAM */
-/* wlval += 0x800; */ /* point to Upper 2K RAM */
- DesPhysAddr[0] = wlval; /* destination address */
-
-#ifdef DC390W_DEBUG0
- printk("DesAddr=%8x,",(UINT) wlval);
-#endif
- bval = 0; /* set Scratch_A and Scratch_B to normal mode */
- outb(bval,ioport+CTEST2);
-
- /*-------------------------------------------------------------------
- * patch the label in jump instruction: using offset relative
- * to start_script
- *------------------------------------------------------------------*/
-
- Ent_reselected = (ULONG) reselected - (ULONG) start_script;
- Ent_reselecttag = (ULONG) reselecttag - (ULONG) start_script;
- Ent_select0 = (ULONG) select0 - (ULONG) start_script;
- Ent_select1 = (ULONG) select1 - (ULONG) start_script;
- Ent_check_phase = (ULONG) check_phase - (ULONG) start_script;
- Ent_status1_phase = (ULONG) status1_phase - (ULONG) start_script;
- Ent_command_phase = (ULONG) command_phase - (ULONG) start_script;
- Ent_din_phaseB = (ULONG) din_phaseB - (ULONG) start_script;
- Ent_dout_phaseB = (ULONG) dout_phaseB - (ULONG) start_script;
- Ent_din_phaseW = (ULONG) din_phaseW - (ULONG) start_script;
- Ent_dout_phaseW = (ULONG) dout_phaseW - (ULONG) start_script;
- Ent_jump_table0 = (ULONG) jump_table0 - (ULONG) start_script;
- Ent_din_pad_0 = (ULONG) din_pad_0 - (ULONG) start_script;
- Ent_din_pad_addrB = (ULONG) din_pad_addrB - (ULONG) start_script;
- Ent_dout_pad_0 = (ULONG) dout_pad_0 - (ULONG) start_script;
- Ent_dout_pad_addrB = (ULONG) dout_pad_addrB - (ULONG) start_script;
- Ent_jump_tablew = (ULONG) jump_tablew - (ULONG) start_script;
- Ent_din_pad_1 = (ULONG) din_pad_1 - (ULONG) start_script;
- Ent_din_pad_addrW = (ULONG) din_pad_addrW - (ULONG) start_script;
- Ent_dout_pad_1 = (ULONG) dout_pad_1 - (ULONG) start_script;
- Ent_dout_pad_addrW = (ULONG) dout_pad_addrW - (ULONG) start_script;
- Ent_mout_phase = (ULONG) mout_phase - (ULONG) start_script;
- Ent_status_phase = (ULONG) status_phase - (ULONG) start_script;
- Ent_min_phase = (ULONG) min_phase - (ULONG) start_script;
- Ent_jump_msgok = (ULONG) jump_msgok - (ULONG) start_script;
- Ent_msg__1 = (ULONG) msg__1 - (ULONG) start_script;
- Ent_msg___3 = (ULONG) msg___3 - (ULONG) start_script;
- Ent_msg___2 = (ULONG) msg___2 - (ULONG) start_script;
- Ent_set_atn = (ULONG) set_atn - (ULONG) start_script;
- Ent_msg__a = (ULONG) msg__a - (ULONG) start_script;
- Ent_msg__23 = (ULONG) msg__23 - (ULONG) start_script;
- Ent_msg__3 = (ULONG) msg__3 - (ULONG) start_script;
- Ent_msg__4 = (ULONG) msg__4 - (ULONG) start_script;
- Ent_clr_atn = (ULONG) clr_atn - (ULONG) start_script;
-
- jmp_select0[0] = Ent_select0 + wlval;
- jmp_reselected[0] = Ent_reselected + wlval;
- jmp_check_phase[0] = Ent_check_phase + wlval;
- jmp_check_phase1[0] = Ent_check_phase + wlval;
- jmp_check_phase2[0] = Ent_check_phase + wlval;
- jmp_check_phase3[0] = Ent_check_phase + wlval;
- jmp_check_phase4[0] = Ent_check_phase + wlval;
- jmp_check_phase5[0] = Ent_check_phase + wlval;
- jmp_check_phase6[0] = Ent_check_phase + wlval;
- jmp_status1_phase[0] = Ent_status1_phase + wlval;
- jmp_status1_phase1[0] = Ent_status1_phase + wlval;
- jmp_status1_phase2[0] = Ent_status1_phase + wlval;
- jmp_status1_phase3[0] = Ent_status1_phase + wlval;
- jmp_command_phase[0] = Ent_command_phase + wlval;
- for(j=0,k=1,m=0; j< (MAX_SG_LIST_BUF+1); j++)
- {
- jmp_dio_phaseB[k] = Ent_din_phaseB + m + wlval;
- jmp_dio_phaseW[k] = Ent_din_phaseW + m + wlval;
- k += 2;
- jmp_dio_phaseB[k] = Ent_dout_phaseB + m + wlval;
- jmp_dio_phaseW[k] = Ent_dout_phaseW + m + wlval;
- k += 2;
- m += 8;
- }
- jmp_din_pad_0[0] = Ent_din_pad_0 + wlval;
- jmp_dout_pad_0[0] = Ent_dout_pad_0 + wlval;
- jmp_din_pad_addrB[0] = Ent_din_pad_addrB + wlval;
- jmp_dout_pad_addrB[0] = Ent_dout_pad_addrB + wlval;
- jmp_din_pad_addrW[0] = Ent_din_pad_addrW + wlval;
- jmp_dout_pad_addrW[0] = Ent_dout_pad_addrW + wlval;
- jmp_din_pad_1[0] = Ent_din_pad_1 + wlval;
- jmp_dout_pad_1[0] = Ent_dout_pad_1 + wlval;
- jmp_status_phase[0] = Ent_status_phase + wlval;
- jmp_min_phase[0] = Ent_min_phase + wlval;
- jmp_mout_phase[0] = Ent_mout_phase + wlval;
- jmp_jump_msgok[0] = Ent_jump_msgok + wlval;
- jmp_msg__1[0] = Ent_msg__1 + wlval;
- jmp_msg___3[0] = Ent_msg___3 + wlval;
- jmp_msg___2[0] = Ent_msg___2 + wlval;
- jmp_msg__a[0] = Ent_msg__a + wlval;
- jmp_msg__a1[0] = Ent_msg__a + wlval;
- jmp_msg__a2[0] = Ent_msg__a + wlval;
- jmp_msg__23[0] = Ent_msg__23 + wlval;
- jmp_msg__3[0] = Ent_msg__3 + wlval;
- jmp_msg__4[0] = Ent_msg__4 + wlval;
-
- /*--------------------------------------------------------------------
- // patch the element in ACB struct: using Physical address
- //-------------------------------------------------------------------*/
-
-#ifndef VERSION_ELF_1_2_13
- wlval1 = virt_to_phys( pACB->msgin123 );
-#else
- wlval1 = (ULONG) pACB->msgin123;
-#endif
- ACB_msgin123_1[0] = wlval1;
- ACB_msgin123_2[0] = wlval1;
- ACB_msgin123_3[0] = wlval1;
- ACB_msgin123_4[0] = wlval1;
- ACB_msgin123_5[0] = wlval1;
- ACB_msgin123_6[0] = wlval1;
- ACB_msgin123_7[0] = wlval1;
-
-#ifndef VERSION_ELF_1_2_13
- ACB_status[0] = virt_to_phys( &pACB->status );
-#else
- ACB_status[0] = (ULONG) &pACB->status;
-#endif
- /*--------------------------------------------------------------------
- // patch the element in SRB struct: using offset in struct
- //-------------------------------------------------------------------*/
-
- pSRB = (PSRB) pACB->SRB_array;
- select1[0] = (select1[0] & 0xffff0000) + ((ULONG) &pSRB->__select - (ULONG) &pSRB->CmdBlock);
- SRB_msgout0[0] = (ULONG) &pSRB->__msgout0 - (ULONG) &pSRB->CmdBlock;
- SRB_msgout01[0] = (ULONG) &pSRB->__msgout0 - (ULONG) &pSRB->CmdBlock;
- SRB_command[0] = (ULONG) &pSRB->__command - (ULONG) &pSRB->CmdBlock;
- SRB_SegmentPad[0] = (ULONG) &pSRB->SegmentPad - (ULONG) &pSRB->CmdBlock;
- SRB_SegmentPad1[0] = (ULONG) &pSRB->SegmentPad - (ULONG) &pSRB->CmdBlock;
- SRB_SegmentPad2[0] = (ULONG) &pSRB->SegmentPad - (ULONG) &pSRB->CmdBlock;
- SRB_SegmentPad3[0] = (ULONG) &pSRB->SegmentPad - (ULONG) &pSRB->CmdBlock;
- wlval = (ULONG) &pSRB->Segment0 - (ULONG) &pSRB->CmdBlock;
- for(j=0,k=1; j<(MAX_SG_LIST_BUF+1); j++)
- {
- din_phaseB[k] = wlval;
- dout_phaseB[k] = wlval;
- din_phaseW[k] = wlval;
- dout_phaseW[k] = wlval;
- k += 2;
- wlval += 8;
- }
-
-
- bval = inb(ioport+DCNTL);
- bval |= IRQ_DISABLE;
- outb(bval,ioport+DCNTL); /* disable interrupt */
-
-/* pSrc = scsi_init_malloc( 2048, GFP_ATOMIC); */
- pSrc = scsi_init_malloc( 4096, GFP_ATOMIC); /* 1.11 */
-#ifdef DC390W_DEBUG0
- printk("SrcAlloc=%8x,",(UINT) pSrc);
-#endif
- alignm = 4 - (((ULONG) pSrc) & 3);
- pSrc1 = (void *)(((ULONG) pSrc) + alignm);
- length = (ULONG) end_script - (ULONG) start_script;
- memcpy( pSrc1, (void *) start_script, length);
- pStart = (ULONG *) ((ULONG) start_mov - (ULONG) start_script);
- pStart =(ULONG *) (((ULONG) pStart) + ((ULONG) pSrc1));
-
-#ifdef DC390W_DEBUG0
- printk("SrcAddr=%8x,\n",(UINT) pSrc1);
-#endif
-#ifndef VERSION_ELF_1_2_13
- (ULONG *)pStart[1] = virt_to_phys( pSrc1 );
-#else
- (ULONG *)pStart[1] = (ULONG) pSrc1;
-#endif
-
-/* wlval = virt_to_phys( start_script ); */ /* physical address of start_script */
-/* SrcPhysAddr[0] = wlval; */ /* sources address */
-
-/* start to download SCRIPT instruction to the RAM of NCR53c825A,875 */
-
-/* wlval = virt_to_phys( start_mov ); */
-
-#ifndef VERSION_ELF_1_2_13
- wlval = virt_to_phys( pStart );
-#else
- wlval = (ULONG) pStart;
-#endif
-
- outl(wlval,ioport+DSP);
-
- bval = inb(ioport+ISTAT);
- while(!(bval & DMA_INT_PENDING)) /* check load start_script is finished? */
- bval = inb(ioport+ISTAT);
-
- bval = inb(ioport+DSTAT); /* clear interrupt */
-
- bval = inb(ioport+DCNTL);
- bval &= ~IRQ_DISABLE;
- outb(bval,ioport+DCNTL); /* re-enable interrupt */
-
- scsi_init_free((char *) pSrc, 4096);
-
- wlval = DesPhysAddr[0]; /* starting addr of RAM */
- wlval -= (ULONG) start_script;
-
- pACB->jmp_reselect = wlval + (ULONG) start_script;
- pACB->jmp_select = wlval + (ULONG) select1;
- pACB->jmp_table8 = wlval + (ULONG) jump_table0;
- pACB->jmp_set_atn = wlval + (ULONG) set_atn;
- pACB->jmp_clear_ack = wlval + (ULONG) msg__a;
- pACB->jmp_next = wlval + (ULONG) check_phase;
- pACB->jmp_din8 = wlval + (ULONG) din_phaseB+8;
- pACB->jmp_dout8 = wlval + (ULONG) dout_phaseB+8;
- pACB->jmp_clear_atn = wlval + (ULONG) clr_atn;
- pACB->jmp_reselecttag = wlval + (ULONG) reselecttag;
-
- wlval = pACB->jmp_reselect;
- outl(wlval,(ioport+DSP));
- return;
-}
-
-
-/***********************************************************************
- * Function : int DC390W_detect(Scsi_Host_Template *psht)
- *
- * Purpose : detects and initializes NCR53c825A,875 SCSI chips
- * that were autoprobed, overridden on the LILO command line,
- * or specified at compile time.
- *
- * Inputs : psht - template for this SCSI adapter
- *
- * Returns : number of host adapters detected
- *
- ***********************************************************************/
-
-int
-DC390W_detect(Scsi_Host_Template *psht)
-{
- UCHAR pci_bus, pci_device_fn, irq;
-#ifndef VERSION_ELF_1_2_13
- UINT io_port, ram_base;
-#else
- ULONG io_port, ram_base;
-#endif
- USHORT i;
- int error = 0;
- USHORT adaptCnt = 0; /* Number of boards detected */
- USHORT pci_index = 0; /* Device index to PCI BIOS calls */
- USHORT pci_index2 = 0; /* Device index to PCI BIOS calls */
- USHORT chipType = 0;
-
-
-#ifndef VERSION_ELF_1_2_13
- psht->proc_dir = &proc_scsi_tmscsiw;
-#endif
-
- InitialTime = 1;
- pSHT_start = psht;
- jmp_table16 = (ULONG) jump_tablew - (ULONG) jump_table0;
- jmp_din16 = (ULONG) din_phaseW - (ULONG) din_phaseB;
- jmp_dout16 = (ULONG) dout_phaseW - (ULONG) dout_phaseB;
- pACB_start = NULL;
-
- if ( pcibios_present() )
- {
- for (i = 0; i < MAX_ADAPTER_NUM; ++i)
- {
- if( !pcibios_find_device( PCI_VENDOR_ID_NCR,
- PCI_DEVICE_ID_NCR53C825A,
- pci_index, &pci_bus, &pci_device_fn) )
- {
- chipType = PCI_DEVICE_ID_NCR53C825A;
- pci_index++;
- }
- else if( !pcibios_find_device( PCI_VENDOR_ID_NCR,
- PCI_DEVICE_ID_NCR53C875,
- pci_index2, &pci_bus, &pci_device_fn) )
- {
- chipType = PCI_DEVICE_ID_NCR53C875;
- pci_index2++;
- }
-
- if( chipType )
- {
- error = pcibios_read_config_dword(pci_bus, pci_device_fn,
- PCI_BASE_ADDRESS_0, &io_port);
- error |= pcibios_read_config_dword(pci_bus, pci_device_fn,
- PCI_BASE_ADDRESS_2, &ram_base);
- error |= pcibios_read_config_byte(pci_bus, pci_device_fn,
- PCI_INTERRUPT_LINE, &irq);
- if( error )
- {
- printk("DC390W_detect: reading configuration registers error!\n");
- InitialTime = 0;
- return( 0 );
- }
-
- (USHORT) io_port = (USHORT) io_port & 0xFFFE;
-#ifdef DC390W_DEBUG0
- printk("DC390W : IO_PORT=%4x,RAM_BASE=%8x,IRQ=%x,CHIPID=%x,\n",
- (UINT) io_port, (UINT) ram_base, irq, (UCHAR)chipType);
-#endif
-
- if( !DC390W_init(psht, chipType, io_port, irq, i) )
- adaptCnt++;
- chipType = 0;
- }
- else
- break;
- }
- }
- InitialTime = 0;
- adapterCnt = adaptCnt;
- return( adaptCnt );
-}
-
-#ifndef VERSION_ELF_1_2_13
-
-/********************************************************************
- * Function: tmscsiw_set_info()
- *
- * Purpose: Set adapter info (!)
- *
- * Not yet implemented
- *
- *******************************************************************/
-
-int tmscsiw_set_info(char *buffer, int length, struct Scsi_Host *shpnt)
-{
- return(-ENOSYS); /* Currently this is a no-op */
-}
-
-/********************************************************************
- * Function: tmscsiw_proc_info(char* buffer, char **start,
- * off_t offset, int length, int hostno, int inout)
- *
- * Purpose: return SCSI Adapter/Device Info
- *
- * Input: buffer: Pointer to a buffer where to write info
- * start :
- * offset:
- * hostno: Host adapter index
- * inout : Read (=0) or set(!=0) info
- *
- * Output: buffer: contains info
- * length; length of info in buffer
- *
- * return value: length
- *
- ********************************************************************/
-
-/* KG: proc_info taken from driver aha152x.c */
-
-#undef SPRINTF
-#define SPRINTF(args...) pos += sprintf(pos, ## args)
-
-#define YESNO(YN)\
-if (YN) SPRINTF(" Yes ");\
-else SPRINTF(" No ")
-
-int tmscsiw_proc_info(char *buffer, char **start,
- off_t offset, int length, int hostno, int inout)
-{
- int dev, spd, spd1;
- char *pos = buffer;
- PSH shpnt;
- PACB acbpnt;
- PDCB dcbpnt;
- unsigned long flags;
-/* Scsi_Cmnd *ptr; */
-
- acbpnt = pACB_start;
-
- while(acbpnt != (PACB)-1)
- {
- shpnt = acbpnt->pScsiHost;
- if (shpnt->host_no == hostno) break;
- acbpnt = acbpnt->pNextACB;
- }
-
- if (acbpnt == (PACB)-1) return(-ESRCH);
- if (!shpnt) return(-ESRCH);
-
- if(inout) /* Has data been written to the file ? */
- return(tmscsiw_set_info(buffer, length, shpnt));
-
- SPRINTF("Tekram DC390W/U/F (T) PCI SCSI Host Adadpter, ");
- SPRINTF("Driver Version 1.12, 1997/02/17\n");
-
- save_flags(flags);
- cli();
-
- SPRINTF("SCSI Host Nr %i, ", hostno);
- SPRINTF("DC390WUF Adapter Nr %i\n", acbpnt->AdapterIndex);
- SPRINTF("IOPortBase 0x%04x, ", acbpnt -> IOPortBase);
- SPRINTF("IRQLevel 0x%02x\n",acbpnt -> IRQLevel);
-
- SPRINTF("Adapter Type: ");
- switch(acbpnt->AdaptType)
- {
- case DC390W: SPRINTF("DC390W, Fast Wide SCSI \n"); break;
- case DC390U: SPRINTF("DC390U, Ultra SCSI\n"); break;
- case DC390F: SPRINTF("DC390F, Ultra Wide SCSI\n"); break;
- default: SPRINTF("Unknown !\n");
- }
-
- SPRINTF("MaxID %i, MaxLUN %i, ", acbpnt->max_id, acbpnt->max_lun);
- SPRINTF("AdapterID %i, AdapterLUN %i\n", acbpnt->AdaptSCSIID, acbpnt->AdaptSCSILUN);
-
- SPRINTF("TagMaxNum %i, Status %i\n", acbpnt->TagMaxNum, acbpnt->status);
-
- SPRINTF("Nr of attached devices: %i\n", acbpnt->DeviceCnt);
-
- SPRINTF("Un ID LUN Prty Sync DsCn SndS TagQ Wide NegoPeriod SyncSpeed SyncOffs\n");
- dcbpnt = acbpnt->pLinkDCB;
-
- for (dev = 0; dev < acbpnt->DeviceCnt; dev++)
- {
- SPRINTF("%02i %02i %02i ", dev, dcbpnt->UnitSCSIID, dcbpnt->UnitSCSILUN);
- YESNO(dcbpnt->DevMode & PARITY_CHK_);
- YESNO(dcbpnt->DCBsxfer & OFFSET_MASK);
- YESNO(dcbpnt->DevMode & EN_DISCONNECT_);
- YESNO(dcbpnt->DevMode & SEND_START_);
- YESNO(dcbpnt->MaxCommand > 1);
- YESNO(dcbpnt->DCBscntl3 & EN_WIDE_SCSI);
- SPRINTF(" %03i ns ", (dcbpnt->NegoPeriod) << 2);
- if (dcbpnt->DCBsxfer & OFFSET_MASK)
- {
- spd = 1000/(dcbpnt->SyncPeriod <<2);
- spd1 = 1000%(dcbpnt->SyncPeriod <<2);
- spd1 = (spd1 * 10)/(dcbpnt->SyncPeriod <<2);
- SPRINTF(" %2i.%1i M %02i\n", spd, spd1, dcbpnt->DCBsxfer & OFFSET_MASK);
- }
- else SPRINTF("\n");
- /* Add more info ...*/
- dcbpnt = dcbpnt->pNextDCB;
- }
-
- restore_flags(flags);
- *start = buffer + offset;
-
- if (pos - buffer < offset)
- return 0;
- else if (pos - buffer - offset < length)
- return pos - buffer - offset;
- else
- return length;
-}
-#endif /* VERSION_ELF_1_2_13 */
-
-#ifdef MODULE
-
-/***********************************************************************
- * Function : static int DC390W_shutdown (struct Scsi_Host *host)
- *
- * Purpose : does a clean (we hope) shutdown of the NCR SCSI chip.
- * Use prior to dumping core, unloading the NCR driver, etc.
- *
- * Returns : 0 on success
- ***********************************************************************/
-static int
-DC390W_shutdown (struct Scsi_Host *host)
-{
- USHORT ioport;
- unsigned long flags;
- PACB pACB = (PACB) host->hostdata;
-
- ioport = (unsigned int) pACB->IOPortBase;
-
- save_flags (flags);
- cli();
-
-/* pACB->soft_reset(host); */
-/*
- * For now, we take the simplest solution : reset the SCSI bus. Eventually,
- * - If a command is connected, kill it with an ABORT message
- * - If commands are disconnected, connect to each target/LUN and
- * do a ABORT, followed by a SOFT reset, followed by a hard
- * reset.
- */
-
-#ifdef DC390W_DEBUG0
- printk("DC390W: shutdown,");
-#endif
- outb(ASSERT_RST, ioport+SCNTL1);
- udelay(25); /* Minimum amount of time to assert RST */
- outb(0, ioport+SCNTL1);
- restore_flags (flags);
- return( 0 );
-}
-
-
-int DC390W_release(struct Scsi_Host *host)
-{
- int irq_count;
- struct Scsi_Host *tmp;
-
- DC390W_shutdown (host);
-
- if (host->irq != IRQ_NONE)
- {
- for (irq_count = 0, tmp = pSH_start; tmp; tmp = tmp->next)
- {
- if ( tmp->irq == host->irq )
- ++irq_count;
- }
- if (irq_count == 1)
- {
-#ifdef DC390W_DEBUG0
- printk("DC390W: Free IRQ %i.",host->irq);
-#endif
-#ifndef VERSION_ELF_1_2_13
- free_irq(host->irq,NULL);
-#else
- free_irq(host->irq);
-#endif
- }
- }
-
- release_region(host->io_port,host->n_io_port);
-
- return( 1 );
-}
-
-Scsi_Host_Template driver_template = DC390WUF;
-#include "scsi_module.c"
-#endif /* def MODULE */
-
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