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Add a private bounce threshold to the DMA map, initialized in a bus-dependent

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fashion.
This commit is contained in:
thorpej 1998-10-03 21:24:00 +00:00
parent accc6fd407
commit 10557b15d7
3 changed files with 6 additions and 3 deletions
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3
sys/arch/bebox/include/bus.h
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@ -1,4 +1,4 @@
/* $NetBSD: bus.h,v 1.16 1998/09/01 05:57:23 sakamoto Exp $ */
/* $NetBSD: bus.h,v 1.17 1998/10/03 21:24:00 thorpej Exp $ */
/* $OpenBSD: bus.h,v 1.1 1997/10/13 10:53:42 pefo Exp $ */
/*-
@ -1060,6 +1060,7 @@ struct bebox_bus_dmamap {
int _dm_segcnt; /* number of segs this map can map */
bus_size_t _dm_maxsegsz; /* largest possible segment */
bus_size_t _dm_boundary; /* don't cross this */
bus_addr_t _dm_bounce_thresh; /* bounce threshold; see tag */
int _dm_flags; /* misc. flags */
void *_dm_cookie; /* cookie for bus-specific functions */

3
sys/arch/i386/include/bus.h
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@ -1,4 +1,4 @@
/* $NetBSD: bus.h,v 1.21 1998/08/30 23:40:14 cgd Exp $ */
/* $NetBSD: bus.h,v 1.22 1998/10/03 21:24:00 thorpej Exp $ */
/*-
* Copyright (c) 1996, 1997, 1998 The NetBSD Foundation, Inc.
@ -1073,6 +1073,7 @@ struct i386_bus_dmamap {
int _dm_segcnt; /* number of segs this map can map */
bus_size_t _dm_maxsegsz; /* largest possible segment */
bus_size_t _dm_boundary; /* don't cross this */
bus_addr_t _dm_bounce_thresh; /* bounce threshold; see tag */
int _dm_flags; /* misc. flags */
void *_dm_cookie; /* cookie for bus-specific functions */

3
sys/arch/macppc/include/bus.h
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@ -1,4 +1,4 @@
/* $NetBSD: bus.h,v 1.4 1998/08/21 16:13:28 tsubai Exp $ */
/* $NetBSD: bus.h,v 1.5 1998/10/03 21:24:00 thorpej Exp $ */
/* $OpenBSD: bus.h,v 1.1 1997/10/13 10:53:42 pefo Exp $ */
/*-
@ -863,6 +863,7 @@ struct macppc_bus_dmamap {
int _dm_segcnt; /* number of segs this map can map */
bus_size_t _dm_maxsegsz; /* largest possible segment */
bus_size_t _dm_boundary; /* don't cross this */
bus_addr_t _dm_bounce_thresh; /* bounce threshold; see tag */
int _dm_flags; /* misc. flags */
void *_dm_cookie; /* cookie for bus-specific functions */