X-Git-Url: https://git.sur5r.net/?a=blobdiff_plain;f=drivers%2Fblock%2Fsym53c8xx.c;h=6f1ac857230ef93cf78e6b17e472d58eb6493eef;hb=7682a99826a624d3764656b5bb31f88e2f8b235b;hp=29eeccd9a8f79c6934fb94aadc627d1c38debeb2;hpb=f743931f9b4d4e15c9bdfe726bef033ea1f1402c;p=u-boot diff --git a/drivers/block/sym53c8xx.c b/drivers/block/sym53c8xx.c index 29eeccd9a8..6f1ac85723 100644 --- a/drivers/block/sym53c8xx.c +++ b/drivers/block/sym53c8xx.c @@ -2,23 +2,7 @@ * (C) Copyright 2001 * Denis Peter, MPL AG Switzerland, d.peter@mpl.ch. * - * See file CREDITS for list of people who contributed to this - * project. - * - * This program is free software; you can redistribute it and/or - * modify it under the terms of the GNU General Public License as - * published by the Free Software Foundation; either version 2 of - * the License, or (at your option) any later version. - * - * This program is distributed in the hope that it will be useful, - * but WITHOUT ANY WARRANTY; without even the implied warranty of - * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the - * GNU General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this program; if not, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, - * MA 02111-1307 USA + * SPDX-License-Identifier: GPL-2.0+ * partly derived from * linux/drivers/scsi/sym53c8xx.c * @@ -35,8 +19,6 @@ #include -#ifdef CONFIG_SCSI_SYM53C8XX - #include #include #include @@ -83,11 +65,11 @@ 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 +101,146 @@ 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;icmdlen;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; } } @@ -183,7 +248,7 @@ void scsi_print_error(ccb *pccb) /****************************************************************************** * sets-up the SCSI controller - * the base memory address is retrived via the pci_read_config_dword + * the base memory address is retrieved via the pci_read_config_dword */ void scsi_low_level_init(int busdevfunc) { @@ -252,8 +317,7 @@ 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)>2); @@ -346,7 +410,7 @@ void scsi_bus_reset(void) { unsigned char t; int i; - int end = CFG_SCSI_SPIN_UP_TIME*1000; + int end = CONFIG_SYS_SCSI_SPIN_UP_TIME*1000; t=scsi_read_byte(SCNTL1); scsi_write_byte(SCNTL1,(t | CRST)); @@ -373,11 +437,9 @@ void scsi_int_enable(void) void scsi_write_dsp(unsigned long start) { - unsigned long val; #ifdef SCSI_SINGLE_STEP unsigned char t; #endif - val = start; out32r(scsi_mem_addr + DSP,start); #ifdef SCSI_SINGLE_STEP t=scsi_read_byte(DCNTL); @@ -589,7 +651,7 @@ 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 */ @@ -686,9 +748,9 @@ int scsi_exec(ccb *pccb) retry: scsi_issue(pccb); if(pccb->contr_stat!=SIR_COMPLETE) - return FALSE; + return false; if(pccb->status==S_GOOD) - return TRUE; + return true; if(pccb->status==S_CHECK_COND) { /* check condition */ for(i=0;i<16;i++) tmpcmd[i]=pccb->cmd[i]; @@ -702,7 +764,7 @@ retry: pccb->msgout[0]=SCSI_IDENTIFY; transbytes=pccb->trans_bytes; tmpptr=pccb->pdata; - pccb->pdata=&pccb->sense_buf[0]; + pccb->pdata = &pccb->sense_buf[0]; datalen=pccb->datalen; pccb->datalen=14; tmpstat=pccb->status; @@ -719,12 +781,12 @@ retry: case SENSE_NO_SENSE: case SENSE_RECOVERED_ERROR: /* seems to be ok */ - return TRUE; + return true; break; case SENSE_NOT_READY: if((pccb->sense_buf[12]!=0x04)||(pccb->sense_buf[13]!=0x01)) { /* if device is not in process of becoming ready */ - return FALSE; + return false; break; } /* else fall through */ case SENSE_UNIT_ATTENTION: @@ -736,13 +798,13 @@ retry: goto retry; } PRINTF("Target %d not ready, %d retried\n",pccb->target,retrycnt); - return FALSE; + return false; default: - return FALSE; + return false; } } PRINTF("Status = %X\n",pccb->status); - return FALSE; + return false; } @@ -756,10 +818,10 @@ void scsi_chip_init(void) scsi_write_byte(SCNTL0,0xC0); /* full arbitration no start, no message, parity disabled, master */ scsi_write_byte(SCNTL1,0x00); scsi_write_byte(SCNTL2,0x00); -#ifndef CFG_SCSI_SYM53C8XX_CCF /* config value for none 40 mhz clocks */ +#ifndef CONFIG_SYS_SCSI_SYM53C8XX_CCF /* config value for none 40 MHz clocks */ scsi_write_byte(SCNTL3,0x13); /* synchronous clock 40/4=10MHz, asynchronous 40MHz */ #else - scsi_write_byte(SCNTL3,CFG_SCSI_SYM53C8XX_CCF); /* config value for none 40 mhz clocks */ + scsi_write_byte(SCNTL3,CONFIG_SYS_SCSI_SYM53C8XX_CCF); /* config value for none 40 MHz clocks */ #endif scsi_write_byte(SCID,0x47); /* ID=7, enable reselection */ scsi_write_byte(SXFER,0x00); /* synchronous transfer period 10MHz, asynchronous */ @@ -788,6 +850,3 @@ void scsi_chip_init(void) #endif } #endif - - -#endif /* CONFIG_SCSI_SYM53C8XX */