aboutsummaryrefslogtreecommitdiffstats
path: root/Documentation/DocBook/uio-howto.tmpl
diff options
context:
space:
mode:
authorIngo Molnar <mingo@elte.hu>2009-03-28 18:05:50 -0400
committerIngo Molnar <mingo@elte.hu>2009-03-28 18:05:50 -0400
commitb0d44c0dbbd52effb731b1c0af9afd56215c48de (patch)
tree3237c0087d91a5390aed05689b9f610ba16fa116 /Documentation/DocBook/uio-howto.tmpl
parent9537a48ed4b9e4b738943d6da0a0fd4278adf905 (diff)
parent7c730ccdc1188b97f5c8cb690906242c7ed75c22 (diff)
Merge branch 'linus' into core/iommu
Conflicts: arch/x86/Kconfig
Diffstat (limited to 'Documentation/DocBook/uio-howto.tmpl')
-rw-r--r--Documentation/DocBook/uio-howto.tmpl29
1 files changed, 25 insertions, 4 deletions
diff --git a/Documentation/DocBook/uio-howto.tmpl b/Documentation/DocBook/uio-howto.tmpl
index 52e1b79ce0e6..8f6e3b2403c7 100644
--- a/Documentation/DocBook/uio-howto.tmpl
+++ b/Documentation/DocBook/uio-howto.tmpl
@@ -42,6 +42,13 @@ GPL version 2.
42 42
43<revhistory> 43<revhistory>
44 <revision> 44 <revision>
45 <revnumber>0.8</revnumber>
46 <date>2008-12-24</date>
47 <authorinitials>hjk</authorinitials>
48 <revremark>Added name attributes in mem and portio sysfs directories.
49 </revremark>
50 </revision>
51 <revision>
45 <revnumber>0.7</revnumber> 52 <revnumber>0.7</revnumber>
46 <date>2008-12-23</date> 53 <date>2008-12-23</date>
47 <authorinitials>hjk</authorinitials> 54 <authorinitials>hjk</authorinitials>
@@ -303,12 +310,19 @@ interested in translating it, please email me
303 appear if the size of the mapping is not 0. 310 appear if the size of the mapping is not 0.
304</para> 311</para>
305<para> 312<para>
306 Each <filename>mapX/</filename> directory contains two read-only files 313 Each <filename>mapX/</filename> directory contains four read-only files
307 that show start address and size of the memory: 314 that show attributes of the memory:
308</para> 315</para>
309<itemizedlist> 316<itemizedlist>
310<listitem> 317<listitem>
311 <para> 318 <para>
319 <filename>name</filename>: A string identifier for this mapping. This
320 is optional, the string can be empty. Drivers can set this to make it
321 easier for userspace to find the correct mapping.
322 </para>
323</listitem>
324<listitem>
325 <para>
312 <filename>addr</filename>: The address of memory that can be mapped. 326 <filename>addr</filename>: The address of memory that can be mapped.
313 </para> 327 </para>
314</listitem> 328</listitem>
@@ -366,12 +380,19 @@ offset = N * getpagesize();
366 <filename>/sys/class/uio/uioX/portio/</filename>. 380 <filename>/sys/class/uio/uioX/portio/</filename>.
367</para> 381</para>
368<para> 382<para>
369 Each <filename>portX/</filename> directory contains three read-only 383 Each <filename>portX/</filename> directory contains four read-only
370 files that show start, size, and type of the port region: 384 files that show name, start, size, and type of the port region:
371</para> 385</para>
372<itemizedlist> 386<itemizedlist>
373<listitem> 387<listitem>
374 <para> 388 <para>
389 <filename>name</filename>: A string identifier for this port region.
390 The string is optional and can be empty. Drivers can set it to make it
391 easier for userspace to find a certain port region.
392 </para>
393</listitem>
394<listitem>
395 <para>
375 <filename>start</filename>: The first port of this region. 396 <filename>start</filename>: The first port of this region.
376 </para> 397 </para>
377</listitem> 398</listitem>