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Fix from Justin for transfer negotiations for targets up to target ID 7.

This commit is contained in:
Kenneth D. Merry 1999-04-26 22:03:44 +00:00
parent 0024d1db07
commit 5007fcb30f
1 changed files with 43 additions and 39 deletions
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82
sys/dev/aic7xxx/aic7xxx.c
View File

@ -36,7 +36,7 @@
* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
*
* $Id: aic7xxx.c,v 1.22 1999/04/19 21:28:15 gibbs Exp $
* $Id: aic7xxx.c,v 1.23 1999/04/23 23:27:29 gibbs Exp $
*/
/*
* A few notes on features of the driver.
@ -3847,9 +3847,6 @@ ahc_init(struct ahc_softc *ahc)
/* All of our queues are empty */
for (i = 0; i < 256; i++)
ahc->qoutfifo[i] = SCB_LIST_NULL;
ahc_outb(ahc, KERNEL_QINPOS, 0);
ahc_outb(ahc, QINPOS, 0);
ahc_outb(ahc, QOUTPOS, 0);
if ((ahc->flags & AHC_TARGETMODE) != 0) {
ahc->targetcmds = (struct target_cmd *)&ahc->untagged_scbs[256];
@ -3861,38 +3858,6 @@ ahc_init(struct ahc_softc *ahc)
ahc_outb(ahc, TQINPOS, 0);
}
/*
* Tell the sequencer where it can find the our arrays in memory.
*/
physaddr = ahc->scb_data->hscb_busaddr;
ahc_outb(ahc, HSCB_ADDR, physaddr & 0xFF);
ahc_outb(ahc, HSCB_ADDR + 1, (physaddr >> 8) & 0xFF);
ahc_outb(ahc, HSCB_ADDR + 2, (physaddr >> 16) & 0xFF);
ahc_outb(ahc, HSCB_ADDR + 3, (physaddr >> 24) & 0xFF);
physaddr = ahc->shared_data_busaddr;
ahc_outb(ahc, SCBID_ADDR, physaddr & 0xFF);
ahc_outb(ahc, SCBID_ADDR + 1, (physaddr >> 8) & 0xFF);
ahc_outb(ahc, SCBID_ADDR + 2, (physaddr >> 16) & 0xFF);
ahc_outb(ahc, SCBID_ADDR + 3, (physaddr >> 24) & 0xFF);
/* Target mode incomding command fifo */
physaddr += 3 * 256 * sizeof(u_int8_t);
ahc_outb(ahc, TMODE_CMDADDR, physaddr & 0xFF);
ahc_outb(ahc, TMODE_CMDADDR + 1, (physaddr >> 8) & 0xFF);
ahc_outb(ahc, TMODE_CMDADDR + 2, (physaddr >> 16) & 0xFF);
ahc_outb(ahc, TMODE_CMDADDR + 3, (physaddr >> 24) & 0xFF);
/* Initialize the group code to command length table */
ahc_outb(ahc, CMDSIZE_TABLE, 5);
ahc_outb(ahc, CMDSIZE_TABLE + 1, 9);
ahc_outb(ahc, CMDSIZE_TABLE + 2, 9);
ahc_outb(ahc, CMDSIZE_TABLE + 3, 0);
ahc_outb(ahc, CMDSIZE_TABLE + 4, 15);
ahc_outb(ahc, CMDSIZE_TABLE + 5, 11);
ahc_outb(ahc, CMDSIZE_TABLE + 6, 0);
ahc_outb(ahc, CMDSIZE_TABLE + 7, 0);
/*
* Allocate a tstate to house information for our
* initiator presence on the bus as well as the user
@ -4089,10 +4054,8 @@ ahc_init(struct ahc_softc *ahc)
(ultraenb & mask)
? AHC_SYNCRATE_ULTRA
: AHC_SYNCRATE_FAST);
if ((scsirate & SOFS) != 0
&& tinfo->user.period != 0) {
if (tinfo->user.period != 0)
tinfo->user.offset = ~0;
}
}
if ((scsirate & WIDEXFER) != 0
&& (ahc->features & AHC_WIDE) != 0)
@ -4103,6 +4066,47 @@ ahc_init(struct ahc_softc *ahc)
tstate->tagenable = tagenable;
}
/*
* Tell the sequencer where it can find the our arrays in memory.
*/
physaddr = ahc->scb_data->hscb_busaddr;
ahc_outb(ahc, HSCB_ADDR, physaddr & 0xFF);
ahc_outb(ahc, HSCB_ADDR + 1, (physaddr >> 8) & 0xFF);
ahc_outb(ahc, HSCB_ADDR + 2, (physaddr >> 16) & 0xFF);
ahc_outb(ahc, HSCB_ADDR + 3, (physaddr >> 24) & 0xFF);
physaddr = ahc->shared_data_busaddr;
ahc_outb(ahc, SCBID_ADDR, physaddr & 0xFF);
ahc_outb(ahc, SCBID_ADDR + 1, (physaddr >> 8) & 0xFF);
ahc_outb(ahc, SCBID_ADDR + 2, (physaddr >> 16) & 0xFF);
ahc_outb(ahc, SCBID_ADDR + 3, (physaddr >> 24) & 0xFF);
/* Target mode incomding command fifo */
physaddr += 3 * 256 * sizeof(u_int8_t);
ahc_outb(ahc, TMODE_CMDADDR, physaddr & 0xFF);
ahc_outb(ahc, TMODE_CMDADDR + 1, (physaddr >> 8) & 0xFF);
ahc_outb(ahc, TMODE_CMDADDR + 2, (physaddr >> 16) & 0xFF);
ahc_outb(ahc, TMODE_CMDADDR + 3, (physaddr >> 24) & 0xFF);
/*
* Initialize the group code to command length table.
* This overrides the values in TARG_SCSIRATE, so only
* setup the table after we have processed that information.
*/
ahc_outb(ahc, CMDSIZE_TABLE, 5);
ahc_outb(ahc, CMDSIZE_TABLE + 1, 9);
ahc_outb(ahc, CMDSIZE_TABLE + 2, 9);
ahc_outb(ahc, CMDSIZE_TABLE + 3, 0);
ahc_outb(ahc, CMDSIZE_TABLE + 4, 15);
ahc_outb(ahc, CMDSIZE_TABLE + 5, 11);
ahc_outb(ahc, CMDSIZE_TABLE + 6, 0);
ahc_outb(ahc, CMDSIZE_TABLE + 7, 0);
/* Tell the sequencer of our initial queue positions */
ahc_outb(ahc, KERNEL_QINPOS, 0);
ahc_outb(ahc, QINPOS, 0);
ahc_outb(ahc, QOUTPOS, 0);
#ifdef AHC_DEBUG
if (ahc_debug & AHC_SHOWMISC)
printf("NEEDSDTR == 0x%x\nNEEDWDTR == 0x%x\n"