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Do not try to second-guess the ncr53c9x driver by setting *dmasize to 0 

if it is 64k.  TCL and TCM will be set properly if we just leave it alone.
Not only that, the ncr53c9x driver issues TRPAD or TRANS based on this
value.  We do not want TRPAD in this case!
This commit is contained in:
briggs 2000-12-29 21:31:44 +00:00
parent 2d53941bd4
commit f7cf6d4afb
1 changed files with 1 additions and 5 deletions
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6
sys/arch/mac68k/obio/esp.c
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@ -1,4 +1,4 @@
/* $NetBSD: esp.c,v 1.26 2000/12/29 17:23:32 briggs Exp $ */
/* $NetBSD: esp.c,v 1.27 2000/12/29 21:31:44 briggs Exp $ */
/*
* Copyright (c) 1997 Jason R. Thorpe.
@ -575,10 +575,6 @@ esp_quick_dma_setup(sc, addr, len, datain, dmasize)
esc->sc_datain = datain;
esc->sc_dmasize = *dmasize;
/* this should not happen if maxxfer is < 64k */
if (esc->sc_dmasize == 65536) {
*dmasize = 0;
}
#if DIAGNOSTIC
if (esc->sc_dmasize == 0) {
printf("esp_quick_dma_setup called with %lx, %lx, %d, %lx\n",