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Create RX DMA maps with ALLOCNOW. These maps are essentially always

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loaded, and recovering from a resource shortage error is much harder
in the receive case.
This commit is contained in:
thorpej 1998-02-07 21:13:34 +00:00
parent 367b689c8f
commit 8e8eed4ba7
1 changed files with 3 additions and 2 deletions
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5
sys/dev/pci/if_devar.h
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@ -1,4 +1,4 @@
/* $NetBSD: if_devar.h,v 1.24 1998/02/07 10:27:15 thorpej Exp $ */
/* $NetBSD: if_devar.h,v 1.25 1998/02/07 21:13:34 thorpej Exp $ */
/*-
* Copyright (c) 1994-1997 Matt Thomas (matt@3am-software.com)
@ -870,7 +870,8 @@ static void tulip_softintr(void);
BUS_DMASYNC_POSTREAD|BUS_DMASYNC_POSTWRITE)
#define TULIP_RXMAP_CREATE(sc, mapp) \
bus_dmamap_create((sc)->tulip_dmatag, TULIP_RX_BUFLEN, 2, \
TULIP_DATA_PER_DESC, 0, BUS_DMA_NOWAIT, (mapp))
TULIP_DATA_PER_DESC, 0, \
BUS_DMA_NOWAIT|BUS_DMA_ALLOCNOW, (mapp))
#else
#define TULIP_RXDESC_PRESYNC(sc, di, s) do { } while (0)
#define TULIP_RXDESC_POSTSYNC(sc, di, s) do { } while (0)