diff options
Diffstat (limited to 'share/man/man9/bus_dma.9')
| -rw-r--r-- | share/man/man9/bus_dma.9 | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/share/man/man9/bus_dma.9 b/share/man/man9/bus_dma.9 index 5fce334..cf51f02 100644 --- a/share/man/man9/bus_dma.9 +++ b/share/man/man9/bus_dma.9 @@ -336,7 +336,7 @@ Boundary constraint, in bytes, of the target DMA memory region. The boundary indicates the set of addresses, all multiples of the boundary argument, that cannot be crossed by a single .Vt bus_dma_segment_t . -The boundary must be a power of 2 and must be no smaller that the +The boundary must be a power of 2 and must be no smaller than the maximum segment size. .Ql 0 indicates that there are no boundary restrictions. @@ -345,7 +345,7 @@ indicates that there are no boundary restrictions. Bounds of the window of bus address space that .Em cannot be directly accessed by the device. -The window contains all address greater than lowaddr and +The window contains all addresses greater than lowaddr and less than or equal to highaddr. For example, a device incapable of DMA above 4GB, would specify a highaddr of |
