diff options
Diffstat (limited to 'share/man/man4/proto.4')
| -rw-r--r-- | share/man/man4/proto.4 | 10 |
1 files changed, 6 insertions, 4 deletions
diff --git a/share/man/man4/proto.4 b/share/man/man4/proto.4 index 9638d4fff4396..39f585dad65c9 100644 --- a/share/man/man4/proto.4 +++ b/share/man/man4/proto.4 @@ -108,7 +108,8 @@ system call can be used for the .Dv PROTO_IOC_REGION request. This ioctl request returns the extend of the resource covered by this -device special file. The extend is returned in the following structure: +device special file. +The extend is returned in the following structure: .Bd -literal struct proto_ioc_region { unsigned long address; @@ -200,8 +201,8 @@ The field is set on output with the key of the DMA tag. The tag is created with the constraints given by the .Va tag -sub-structure. These constraints correspond roughly to those that can be -given to the +sub-structure. +These constraints correspond roughly to those that can be given to the .Xr bus_dma_tag_create 9 function. .It PROTO_IOC_BUSDMA_TAG_DERIVE @@ -387,7 +388,8 @@ or .Pa mem representing I/O port or memory mapped I/O space (resp.) .Pp -ISA devices do not have a location. Instead, they are identified by the +ISA devices do not have a location. +Instead, they are identified by the first I/O port address or first memory mapped I/O address. Consequently, all device special files corresponding to an ISA device are located under |