diff options
Diffstat (limited to 'sys/arch/sparc64/include/bus.h')
| -rw-r--r-- | sys/arch/sparc64/include/bus.h | 29 |
1 files changed, 15 insertions, 14 deletions
diff --git a/sys/arch/sparc64/include/bus.h b/sys/arch/sparc64/include/bus.h index bf016a2ab40..a7a88034e0f 100644 --- a/sys/arch/sparc64/include/bus.h +++ b/sys/arch/sparc64/include/bus.h @@ -1,4 +1,4 @@ -/* $OpenBSD: bus.h,v 1.29 2013/05/13 17:46:42 kettenis Exp $ */ +/* $OpenBSD: bus.h,v 1.30 2016/05/04 18:26:12 kettenis Exp $ */ /* $NetBSD: bus.h,v 1.31 2001/09/21 15:30:41 wiz Exp $ */ /*- @@ -356,19 +356,20 @@ bus_space_barrier(t, h, o, s, f) /* * Flags used in various bus DMA methods. */ -#define BUS_DMA_WAITOK 0x000 /* safe to sleep (pseudo-flag) */ -#define BUS_DMA_NOWAIT 0x001 /* not safe to sleep */ -#define BUS_DMA_ALLOCNOW 0x002 /* perform resource allocation now */ -#define BUS_DMA_COHERENT 0x004 /* hint: map memory DMA coherent */ -#define BUS_DMA_NOWRITE 0x008 /* I suppose the following two should default on */ -#define BUS_DMA_BUS1 0x010 /* placeholders for bus functions... */ -#define BUS_DMA_BUS2 0x020 -#define BUS_DMA_BUS3 0x040 -#define BUS_DMA_BUS4 0x080 -#define BUS_DMA_STREAMING 0x100 /* hint: sequential, unidirectional */ -#define BUS_DMA_READ 0x200 /* mapping is device -> memory only */ -#define BUS_DMA_WRITE 0x400 /* mapping is memory -> device only */ -#define BUS_DMA_ZERO 0x800 /* zero memory in dmamem_alloc */ +#define BUS_DMA_WAITOK 0x0000 /* safe to sleep (pseudo-flag) */ +#define BUS_DMA_NOWAIT 0x0001 /* not safe to sleep */ +#define BUS_DMA_ALLOCNOW 0x0002 /* perform resource allocation now */ +#define BUS_DMA_COHERENT 0x0004 /* hint: map memory DMA coherent */ +#define BUS_DMA_NOWRITE 0x0008 /* I suppose the following two should default on */ +#define BUS_DMA_BUS1 0x0010 /* placeholders for bus functions... */ +#define BUS_DMA_BUS2 0x0020 +#define BUS_DMA_BUS3 0x0040 +#define BUS_DMA_BUS4 0x0080 +#define BUS_DMA_STREAMING 0x0100 /* hint: sequential, unidirectional */ +#define BUS_DMA_READ 0x0200 /* mapping is device -> memory only */ +#define BUS_DMA_WRITE 0x0400 /* mapping is memory -> device only */ +#define BUS_DMA_ZERO 0x0800 /* zero memory in dmamem_alloc */ +#define BUS_DMA_OVERRUN 0x1000 /* tolerate DMA overruns */ #define BUS_DMA_NOCACHE BUS_DMA_BUS1 #define BUS_DMA_DVMA BUS_DMA_BUS2 /* Don't bother with alignment */ |