From 833ca0492e7de2fe5e0d9c0f37fea54b62593cf5 Mon Sep 17 00:00:00 2001 From: scottl Date: Sun, 4 Jul 2004 04:50:00 +0000 Subject: Document that boundaries cannot be smaller than the max segment size. --- share/man/man9/bus_dma.9 | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/share/man/man9/bus_dma.9 b/share/man/man9/bus_dma.9 index 2221368..124e258 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 -- cgit v1.1