diff options
Diffstat (limited to 'share/man/man9/bus_dma.9')
| -rw-r--r-- | share/man/man9/bus_dma.9 | 14 |
1 files changed, 7 insertions, 7 deletions
diff --git a/share/man/man9/bus_dma.9 b/share/man/man9/bus_dma.9 index 92fd687..2221368 100644 --- a/share/man/man9/bus_dma.9 +++ b/share/man/man9/bus_dma.9 @@ -176,7 +176,7 @@ field contains the device visible address of the DMA segment, and contains the length of the DMA segment. Although the DMA segments returned by a mapping call will adhere to all restrictions necessary for a successful DMA operation, some conversion -(e.g. a conversion from host byte order to the device's byte order) is +(e.g.\& a conversion from host byte order to the device's byte order) is almost always required when presenting segment information to the device. .It Vt bus_dmamap_t A machine-dependent opaque type describing an individual mapping. @@ -197,7 +197,7 @@ Callbacks are of the format: The .Fa callback_arg is the callback argument passed to dmamap load functions. -The +The .Fa segs and .Fa nseg @@ -216,7 +216,7 @@ the load of a .Vt bus_dmamap_t via .Fn bus_dmamap_load_uio -or +or .Fn bus_dmamap_load_mbuf . .sp Callback2s are of the format: @@ -372,7 +372,7 @@ DMA mapping associated with this tag. .It Fa nsegments Number of discontinuities (scatter/gather segments) allowed in a DMA mapped region. -If there is no restriction, +If there is no restriction, .Dv BUS_SPACE_UNRESTRICTED may be specified. .It Fa maxsegsz @@ -399,7 +399,7 @@ is used. Optional argument to be passed to the function specified by .Fa lockfunc . .It Fa dmat -Pointer to a bus_dma_tag_t where the resulting DMA tag will +Pointer to a bus_dma_tag_t where the resulting DMA tag will be stored. .El .Pp @@ -634,7 +634,7 @@ returned via .Fa mapp . Arguments are as follows: .Bl -tag -width alignment -compact -.It Fa dmat +.It Fa dmat DMA tag describing the constraints of the DMA mapping. .It Fa vaddr Pointer to a pointer that will hold the returned KVA mapping of @@ -646,7 +646,7 @@ Flags are defined as follows: The routine can safely wait (sleep) for resources. .It Dv BUS_DMA_NOWAIT The routine is not allowed to wait for resources. -If resources are not available, +If resources are not available, .Dv ENOMEM is returned. .It Dv BUS_DMA_COHERENT |
