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Put back the initialization of the time constants of the SCSI and Sync.

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logic clock signal, which had been erroneously commented out by the
previous commit. This will re-enable support for sync. transfer negotiation,
which depends on one of those values.
This commit is contained in:
Stefan Eßer 1996-08-27 20:41:02 +00:00
parent 5a80fb277e
commit ad873e05e4
Notes: svn2git 2020-12-20 02:59:44 +00:00 
svn path=/head/; revision=17850
1 changed files with 13 additions and 4 deletions
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17
sys/pci/ncr.c
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@ -1,6 +1,6 @@
/**************************************************************************
**
** $Id: ncr.c,v 1.74 1996/08/05 19:39:51 se Exp $
** $Id: ncr.c,v 1.75 1996/08/26 22:38:07 se Exp $
**
** Device driver for the NCR 53C810 PCI-SCSI-Controller.
**
@ -1254,7 +1254,7 @@ static void ncr_attach (pcici_t tag, int unit);
static char ident[] =
"\n$Id: ncr.c,v 1.74 1996/08/05 19:39:51 se Exp $\n";
"\n$Id: ncr.c,v 1.75 1996/08/26 22:38:07 se Exp $\n";
static const u_long ncr_version = NCR_VERSION * 11
+ (u_long) sizeof (struct ncb) * 7
@ -6797,9 +6797,18 @@ static void ncr_getclock (ncb_p np, u_char scntl3)
* For now just preserve the BIOS setting ...
*/
if ((scntl3 & 7) == 0) {
scntl3 = 3; /* assume 40MHz if no value supplied by BIOS */
}
np->ns_sync = 25;
np->ns_async = 50;
np->rv_scntl3 = ((scntl3 & 0x7) << 4) -0x20 + (scntl3 & 0x7);
if (bootverbose) printf ("\tinitial value of SCNTL3 = %02x, final = %02x\n",
scntl3, np->rv_scntl3);
if (bootverbose) {
printf ("\tinitial value of SCNTL3 = %02x, final = %02x\n",
scntl3, np->rv_scntl3);
}
}
/*=========================================================================*/