aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
authorCornelia Huck <cornelia.huck@de.ibm.com>2008-02-05 10:50:35 -0500
committerMartin Schwidefsky <schwidefsky@de.ibm.com>2008-02-05 10:50:53 -0500
commit2fffc9355e6240466d1af764b0dcdede52085f7c (patch)
treed0f127a51a773872f5f75e63b7b8dabf7359e8b7
parentb9c9a21a7c8faeff1d13a23d2c57a5d4b512cfa0 (diff)
[S390] cio: Update documentation.
Signed-off-by: Cornelia Huck <cornelia.huck@de.ibm.com> Signed-off-by: Martin Schwidefsky <schwidefsky@de.ibm.com>
-rw-r--r--Documentation/DocBook/s390-drivers.tmpl21
1 files changed, 16 insertions, 5 deletions
diff --git a/Documentation/DocBook/s390-drivers.tmpl b/Documentation/DocBook/s390-drivers.tmpl
index 3d2f31b99dd9..4acc73240a6d 100644
--- a/Documentation/DocBook/s390-drivers.tmpl
+++ b/Documentation/DocBook/s390-drivers.tmpl
@@ -59,7 +59,7 @@
59 <title>Introduction</title> 59 <title>Introduction</title>
60 <para> 60 <para>
61 This document describes the interfaces available for device drivers that 61 This document describes the interfaces available for device drivers that
62 drive s390 based channel attached devices. This includes interfaces for 62 drive s390 based channel attached I/O devices. This includes interfaces for
63 interaction with the hardware and interfaces for interacting with the 63 interaction with the hardware and interfaces for interacting with the
64 common driver core. Those interfaces are provided by the s390 common I/O 64 common driver core. Those interfaces are provided by the s390 common I/O
65 layer. 65 layer.
@@ -86,9 +86,10 @@
86 The ccw bus typically contains the majority of devices available to 86 The ccw bus typically contains the majority of devices available to
87 a s390 system. Named after the channel command word (ccw), the basic 87 a s390 system. Named after the channel command word (ccw), the basic
88 command structure used to address its devices, the ccw bus contains 88 command structure used to address its devices, the ccw bus contains
89 so-called channel attached devices. They are addressed via subchannels, 89 so-called channel attached devices. They are addressed via I/O
90 visible on the css bus. A device driver, however, will never interact 90 subchannels, visible on the css bus. A device driver for
91 with the subchannel directly, but only via the device on the ccw bus, 91 channel-attached devices, however, will never interact with the
92 subchannel directly, but only via the I/O device on the ccw bus,
92 the ccw device. 93 the ccw device.
93 </para> 94 </para>
94 <sect1 id="channelIO"> 95 <sect1 id="channelIO">
@@ -116,7 +117,6 @@
116!Iinclude/asm-s390/ccwdev.h 117!Iinclude/asm-s390/ccwdev.h
117!Edrivers/s390/cio/device.c 118!Edrivers/s390/cio/device.c
118!Edrivers/s390/cio/device_ops.c 119!Edrivers/s390/cio/device_ops.c
119!Edrivers/s390/cio/airq.c
120 </sect1> 120 </sect1>
121 <sect1 id="cmf"> 121 <sect1 id="cmf">
122 <title>The channel-measurement facility</title> 122 <title>The channel-measurement facility</title>
@@ -147,4 +147,15 @@
147 </sect1> 147 </sect1>
148 </chapter> 148 </chapter>
149 149
150 <chapter id="genericinterfaces">
151 <title>Generic interfaces</title>
152 <para>
153 Some interfaces are available to other drivers that do not necessarily
154 have anything to do with the busses described above, but still are
155 indirectly using basic infrastructure in the common I/O layer.
156 One example is the support for adapter interrupts.
157 </para>
158!Edrivers/s390/cio/airq.c
159 </chapter>
160
150</book> 161</book>