diff options
Diffstat (limited to 'Documentation/DocBook/uio-howto.tmpl')
| -rw-r--r-- | Documentation/DocBook/uio-howto.tmpl | 29 |
1 files changed, 25 insertions, 4 deletions
diff --git a/Documentation/DocBook/uio-howto.tmpl b/Documentation/DocBook/uio-howto.tmpl index 52e1b79ce0e..8f6e3b2403c 100644 --- a/Documentation/DocBook/uio-howto.tmpl +++ b/Documentation/DocBook/uio-howto.tmpl @@ -42,6 +42,13 @@ GPL version 2. <revhistory> <revision> + <revnumber>0.8</revnumber> + <date>2008-12-24</date> + <authorinitials>hjk</authorinitials> + <revremark>Added name attributes in mem and portio sysfs directories. + </revremark> + </revision> + <revision> <revnumber>0.7</revnumber> <date>2008-12-23</date> <authorinitials>hjk</authorinitials> @@ -303,12 +310,19 @@ interested in translating it, please email me appear if the size of the mapping is not 0. </para> <para> - Each <filename>mapX/</filename> directory contains two read-only files - that show start address and size of the memory: + Each <filename>mapX/</filename> directory contains four read-only files + that show attributes of the memory: </para> <itemizedlist> <listitem> <para> + <filename>name</filename>: A string identifier for this mapping. This + is optional, the string can be empty. Drivers can set this to make it + easier for userspace to find the correct mapping. + </para> +</listitem> +<listitem> + <para> <filename>addr</filename>: The address of memory that can be mapped. </para> </listitem> @@ -366,12 +380,19 @@ offset = N * getpagesize(); <filename>/sys/class/uio/uioX/portio/</filename>. </para> <para> - Each <filename>portX/</filename> directory contains three read-only - files that show start, size, and type of the port region: + Each <filename>portX/</filename> directory contains four read-only + files that show name, start, size, and type of the port region: </para> <itemizedlist> <listitem> <para> + <filename>name</filename>: A string identifier for this port region. + The string is optional and can be empty. Drivers can set it to make it + easier for userspace to find a certain port region. + </para> +</listitem> +<listitem> + <para> <filename>start</filename>: The first port of this region. </para> </listitem> |