diff options
| author | Scott Long <scottl@FreeBSD.org> | 2004-07-04 04:50:00 +0000 |
|---|---|---|
| committer | Scott Long <scottl@FreeBSD.org> | 2004-07-04 04:50:00 +0000 |
| commit | ab0b83b529031f9a5d3d4cd4fea3ca48f99cd7da (patch) | |
| tree | fe0a40603b33c2b8b620feeecdc44d15853c0206 | |
| parent | 32889325b84d4275557e784801ac53c73cd18338 (diff) | |
Notes
| -rw-r--r-- | share/man/man9/bus_dma.9 | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/share/man/man9/bus_dma.9 b/share/man/man9/bus_dma.9 index 22213686b1135..124e2583b53e0 100644 --- a/share/man/man9/bus_dma.9 +++ b/share/man/man9/bus_dma.9 @@ -322,7 +322,8 @@ 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. +The boundary must be a power of 2 and must be no smaller that the +maximum segment size. .Ql 0 indicates that there are no boundary restrictions. .It Fa lowaddr |