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path: root/drivers/block/sym53c8xx.c
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Diffstat (limited to 'drivers/block/sym53c8xx.c')
-rw-r--r--drivers/block/sym53c8xx.c202
1 files changed, 142 insertions, 60 deletions
diff --git a/drivers/block/sym53c8xx.c b/drivers/block/sym53c8xx.c
index 29eeccd..87b63b7 100644
--- a/drivers/block/sym53c8xx.c
+++ b/drivers/block/sym53c8xx.c
@@ -83,11 +83,11 @@ static unsigned int len_script_reselection;
#endif
-static unsigned short scsi_int_mask; /* shadow register for SCSI related interrupts */
+static unsigned short scsi_int_mask; /* shadow register for SCSI related interrupts */
static unsigned char script_int_mask; /* shadow register for SCRIPT related interrupts */
-static unsigned long script_select[8]; /* script for selection */
-static unsigned long script_msgout[8]; /* script for message out phase (NOT USED) */
-static unsigned long script_msgin[14]; /* script for message in phase */
+static unsigned long script_select[8]; /* script for selection */
+static unsigned long script_msgout[8]; /* script for message out phase (NOT USED) */
+static unsigned long script_msgin[14]; /* script for message in phase */
static unsigned long script_msg_ext[32]; /* script for message in phase when more than 1 byte message */
static unsigned long script_cmd[18]; /* script for command phase */
static unsigned long script_data_in[8]; /* script for data in phase */
@@ -119,63 +119,146 @@ void handle_scsi_int(void);
/********************************************************************************
* reports SCSI errors to the user
*/
-void scsi_print_error(ccb *pccb)
+void scsi_print_error (ccb * pccb)
{
int i;
- printf("SCSI Error: Target %d LUN %d Command %02X\n",pccb->target, pccb->lun, pccb->cmd[0]);
- printf(" CCB: ");
- for(i=0;i<pccb->cmdlen;i++)
- printf("%02X ",pccb->cmd[i]);
- printf("(len=%d)\n",pccb->cmdlen);
- printf(" Cntrl: ");
- switch(pccb->contr_stat) {
- case SIR_COMPLETE: printf("Complete (no Error)\n"); break;
- case SIR_SEL_ATN_NO_MSG_OUT: printf("Selected with ATN no MSG out phase\n"); break;
- case SIR_CMD_OUT_ILL_PH: printf("Command out illegal phase\n"); break;
- case SIR_MSG_RECEIVED: printf("MSG received Error\n"); break;
- case SIR_DATA_IN_ERR: printf("Data in Error\n"); break;
- case SIR_DATA_OUT_ERR: printf("Data out Error\n"); break;
- case SIR_SCRIPT_ERROR: printf("Script Error\n"); break;
- case SIR_MSG_OUT_NO_CMD: printf("MSG out no Command phase\n"); break;
- case SIR_MSG_OVER7: printf("MSG in over 7 bytes\n"); break;
- case INT_ON_FY: printf("Interrupt on fly\n"); break;
- case SCSI_SEL_TIME_OUT: printf("SCSI Selection Timeout\n"); break;
- case SCSI_HNS_TIME_OUT: printf("SCSI Handshake Timeout\n"); break;
- case SCSI_MA_TIME_OUT: printf("SCSI Phase Error\n"); break;
- case SCSI_UNEXP_DIS: printf("SCSI unexpected disconnect\n"); break;
- default: printf("unknown status %lx\n",pccb->contr_stat); break;
+
+ printf ("SCSI Error: Target %d LUN %d Command %02X\n", pccb->target,
+ pccb->lun, pccb->cmd[0]);
+ printf (" CCB: ");
+ for (i = 0; i < pccb->cmdlen; i++)
+ printf ("%02X ", pccb->cmd[i]);
+ printf ("(len=%d)\n", pccb->cmdlen);
+ printf (" Cntrl: ");
+ switch (pccb->contr_stat) {
+ case SIR_COMPLETE:
+ printf ("Complete (no Error)\n");
+ break;
+ case SIR_SEL_ATN_NO_MSG_OUT:
+ printf ("Selected with ATN no MSG out phase\n");
+ break;
+ case SIR_CMD_OUT_ILL_PH:
+ printf ("Command out illegal phase\n");
+ break;
+ case SIR_MSG_RECEIVED:
+ printf ("MSG received Error\n");
+ break;
+ case SIR_DATA_IN_ERR:
+ printf ("Data in Error\n");
+ break;
+ case SIR_DATA_OUT_ERR:
+ printf ("Data out Error\n");
+ break;
+ case SIR_SCRIPT_ERROR:
+ printf ("Script Error\n");
+ break;
+ case SIR_MSG_OUT_NO_CMD:
+ printf ("MSG out no Command phase\n");
+ break;
+ case SIR_MSG_OVER7:
+ printf ("MSG in over 7 bytes\n");
+ break;
+ case INT_ON_FY:
+ printf ("Interrupt on fly\n");
+ break;
+ case SCSI_SEL_TIME_OUT:
+ printf ("SCSI Selection Timeout\n");
+ break;
+ case SCSI_HNS_TIME_OUT:
+ printf ("SCSI Handshake Timeout\n");
+ break;
+ case SCSI_MA_TIME_OUT:
+ printf ("SCSI Phase Error\n");
+ break;
+ case SCSI_UNEXP_DIS:
+ printf ("SCSI unexpected disconnect\n");
+ break;
+ default:
+ printf ("unknown status %lx\n", pccb->contr_stat);
+ break;
}
- printf(" Sense: SK %x (",pccb->sense_buf[2]&0x0f);
- switch(pccb->sense_buf[2]&0xf) {
- case SENSE_NO_SENSE: printf("No Sense)"); break;
- case SENSE_RECOVERED_ERROR: printf("Recovered Error)"); break;
- case SENSE_NOT_READY: printf("Not Ready)"); break;
- case SENSE_MEDIUM_ERROR: printf("Medium Error)"); break;
- case SENSE_HARDWARE_ERROR: printf("Hardware Error)"); break;
- case SENSE_ILLEGAL_REQUEST: printf("Illegal request)"); break;
- case SENSE_UNIT_ATTENTION: printf("Unit Attention)"); break;
- case SENSE_DATA_PROTECT: printf("Data Protect)"); break;
- case SENSE_BLANK_CHECK: printf("Blank check)"); break;
- case SENSE_VENDOR_SPECIFIC: printf("Vendor specific)"); break;
- case SENSE_COPY_ABORTED: printf("Copy aborted)"); break;
- case SENSE_ABORTED_COMMAND: printf("Aborted Command)"); break;
- case SENSE_VOLUME_OVERFLOW: printf("Volume overflow)"); break;
- case SENSE_MISCOMPARE: printf("Misscompare\n"); break;
- default: printf("Illegal Sensecode\n"); break;
+ printf (" Sense: SK %x (", pccb->sense_buf[2] & 0x0f);
+ switch (pccb->sense_buf[2] & 0xf) {
+ case SENSE_NO_SENSE:
+ printf ("No Sense)");
+ break;
+ case SENSE_RECOVERED_ERROR:
+ printf ("Recovered Error)");
+ break;
+ case SENSE_NOT_READY:
+ printf ("Not Ready)");
+ break;
+ case SENSE_MEDIUM_ERROR:
+ printf ("Medium Error)");
+ break;
+ case SENSE_HARDWARE_ERROR:
+ printf ("Hardware Error)");
+ break;
+ case SENSE_ILLEGAL_REQUEST:
+ printf ("Illegal request)");
+ break;
+ case SENSE_UNIT_ATTENTION:
+ printf ("Unit Attention)");
+ break;
+ case SENSE_DATA_PROTECT:
+ printf ("Data Protect)");
+ break;
+ case SENSE_BLANK_CHECK:
+ printf ("Blank check)");
+ break;
+ case SENSE_VENDOR_SPECIFIC:
+ printf ("Vendor specific)");
+ break;
+ case SENSE_COPY_ABORTED:
+ printf ("Copy aborted)");
+ break;
+ case SENSE_ABORTED_COMMAND:
+ printf ("Aborted Command)");
+ break;
+ case SENSE_VOLUME_OVERFLOW:
+ printf ("Volume overflow)");
+ break;
+ case SENSE_MISCOMPARE:
+ printf ("Misscompare\n");
+ break;
+ default:
+ printf ("Illegal Sensecode\n");
+ break;
}
- printf(" ASC %x ASCQ %x\n",pccb->sense_buf[12],pccb->sense_buf[13]);
- printf(" Status: ");
- switch(pccb->status) {
- case S_GOOD : printf("Good\n"); break;
- case S_CHECK_COND: printf("Check condition\n"); break;
- case S_COND_MET: printf("Condition Met\n"); break;
- case S_BUSY: printf("Busy\n"); break;
- case S_INT: printf("Intermediate\n"); break;
- case S_INT_COND_MET: printf("Intermediate condition met\n"); break;
- case S_CONFLICT: printf("Reservation conflict\n"); break;
- case S_TERMINATED: printf("Command terminated\n"); break;
- case S_QUEUE_FULL: printf("Task set full\n"); break;
- default: printf("unknown: %02X\n",pccb->status); break;
+ printf (" ASC %x ASCQ %x\n", pccb->sense_buf[12],
+ pccb->sense_buf[13]);
+ printf (" Status: ");
+ switch (pccb->status) {
+ case S_GOOD:
+ printf ("Good\n");
+ break;
+ case S_CHECK_COND:
+ printf ("Check condition\n");
+ break;
+ case S_COND_MET:
+ printf ("Condition Met\n");
+ break;
+ case S_BUSY:
+ printf ("Busy\n");
+ break;
+ case S_INT:
+ printf ("Intermediate\n");
+ break;
+ case S_INT_COND_MET:
+ printf ("Intermediate condition met\n");
+ break;
+ case S_CONFLICT:
+ printf ("Reservation conflict\n");
+ break;
+ case S_TERMINATED:
+ printf ("Command terminated\n");
+ break;
+ case S_QUEUE_FULL:
+ printf ("Task set full\n");
+ break;
+ default:
+ printf ("unknown: %02X\n", pccb->status);
+ break;
}
}
@@ -252,8 +335,7 @@ void handle_scsi_int(void)
if((stat & DIP)==DIP) { /* DMA Interrupt pending */
stat1=scsi_read_byte(DSTAT);
#ifdef SCSI_SINGLE_STEP
- if((stat1 & SSI)==SSI)
- {
+ if((stat1 & SSI)==SSI) {
tt=in32r(scsi_mem_addr+DSP);
if(((tt)>=start_script_select) && ((tt)<start_script_select+len_script_select)) {
printf("select %d\n",(tt-start_script_select)>>2);
@@ -589,7 +671,7 @@ void scsi_issue(ccb *pccb)
int busdevfunc = pccb->priv;
int i;
unsigned short sstat;
- int retrycnt; /* retry counter */
+ int retrycnt; /* retry counter */
for(i=0;i<3;i++)
int_stat[i]=0; /* delete all int status */
/* struct pccb must be set-up correctly */
generated by cgit v1.1 at 2024-11-22 13:22:41 +0000