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authorRitt Konstantin <qnx@ics.com>2011-06-21 11:51:16 (GMT)
committerHarald Fernengel <harald.fernengel@nokia.com>2011-06-21 12:05:49 (GMT)
commite08f6f19e69cc3d5476f7035cb5f46e3c9e53fc5 (patch)
treecab5c2878dd9c50355ba3a585168e68ab6eea08b /doc/src
parentca2ec3e963d04da4224f93b459394c62716cbfd4 (diff)
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docu update for QNX 6.5
Merge-request: 1259 Reviewed-by: Harald Fernengel <harald.fernengel@nokia.com>
Diffstat (limited to 'doc/src')
-rw-r--r--doc/src/platforms/platform-notes-rtos.qdoc41
1 files changed, 23 insertions, 18 deletions
diff --git a/doc/src/platforms/platform-notes-rtos.qdoc b/doc/src/platforms/platform-notes-rtos.qdoc
index 62d5add..0b1265b 100644
--- a/doc/src/platforms/platform-notes-rtos.qdoc
+++ b/doc/src/platforms/platform-notes-rtos.qdoc
@@ -160,7 +160,7 @@
X11 embedded server is not recommended due to missing support for X11 extensions,
resulting in poor rendering quality.
- Qt for QNX contains experimental screen and input drivers based on QNX's
+ Qt for QNX contains screen and input drivers based on QNX's
\c devi-hid and \c io-display. For more information, check the class documentation
for QQnxScreen, QWSQnxKeyboardHandler and QQnxMouseHandler. See the
\l{Porting Qt for Embedded Linux to a New Architecture} document for information
@@ -170,7 +170,7 @@
\section1 Supported Versions
- Qt has been tested on QNX 6.4 on i386 and PowerPC targets with QNX's default
+ Qt has been tested on QNX 6.5 on i386, ARM/ARM-v7 and PowerPC targets with QNX's default
gcc compiler.
\section1 Limitations
@@ -179,16 +179,12 @@
\table
\header \o Function \o Notes
- \row \o QProcess
- \o Not available - QNX doesn't support mixing threads and processes.
- \row \o QSharedMemory
- \o Not available - QNX doesn't support SYSV style shared memory.
- \row \o QSystemSemaphore
- \o Not available - QNX doesn't support SYSV style system semaphores.
- \row \o QWS Multi Process
- \o QT_NO_QWS_MULTIPROCESS is always on due to missing shared memory support.
\row \o Phonon
\o There is no standard audio backend, which could be integrated into Phonon.
+ \row \o QtMultimedia
+ \o There is no standard backend, which could be integrated into QtMultimedia.
+ \row \o QtDBus
+ \o The the QtDBus library is not available on QNX.
\row \o Qt3Support
\o The Qt3Support library is not available on QNX.
\endtable
@@ -203,24 +199,25 @@
i386 QNX target:
\code
- configure -xplatform unsupported/qws/qnx-i386-g++ -embedded i386 -no-gfx-linuxfb -no-mouse-linuxtp -no-kbd-tty -no-qt3support -qt-gfx-qnx -qt-mouse-qnx -qt-kbd-qnx -no-exceptions
+ configure -xplatform unsupported/qws/qnx-i386-g++ -embedded x86 -no-gfx-linuxfb -no-mouse-linuxtp -no-kbd-tty -no-qt3support -qt-mouse-qnx -qt-kbd-qnx -qt-gfx-qnx -depths 16,24,32,generic -no-exceptions
\endcode
\list
\o \c{-xplatform unsupported/qws/qnx-i386-g++} - selects the i386-g++ mkspec for QNX
- \o \c{-embedded i386} - builds the embedded version of Qt and sets the architecture to i386
+ \o \c{-embedded x86} - builds the embedded version of Qt and sets the architecture to i386
\o \c{-no-gfx-linuxfb}, \c{-no-mouse-linuxtp} and \c{-no-kbd-tty} are Linux specific and won't work on QNX
\o \c{-no-qt3support} - required since the Qt3 support classes are not supported on QNX
\o \c{-no-exceptions} - reduces the size of the library by disabling exception support
- \o \c{-qt-gfx-qnx} - enables the experimental \c{io-graphics} based display driver
- \o \c{-qt-mouse-qnx} - enables the experimental \c{devi-hig} based mouse driver
- \o \c{-qt-kbd-qnx} - enables the experimental \c{devi-hig} based keyboard driver
+ \o \c{-qt-mouse-qnx} - enables the \c{devi-hid} based mouse driver
+ \o \c{-qt-kbd-qnx} - enables the \c{devi-hid} based keyboard driver
+ \o \c{-qt-gfx-qnx} - enables the \c{io-graphics} based screen driver
+ \o \c{-depths 16,24,32,generic} - enables all modes supported by the QNX screen driver
\endlist
\section1 General Notes
\list
- \o To enable the experimental QNX display and input drivers, \c{io-display} needs to be
+ \o To enable the QNX screen and input drivers, \c{io-display} needs to be
up and running. The \c devi-hid based Qt input drivers require \c devi-hid to run
in resource mode without Photon support. To enable a standard mouse and keyboard
combination, run \c devi-hid as follows: \c{/usr/photon/bin/devi-hid -Pr kbd mouse}.
@@ -235,8 +232,8 @@
with a newer version, or disable the TIFF plugin entierly by appending
\c{QT_CONFIG += no-tiff} to \c{.qmake.cache} after configuring Qt.
- \o Some of the tools, examples and demos do not compile due to dependencies on QProcess
- or other classes that are not available on QNX.
+ \o Some of the tools, examples and demos do not compile due to dependencies on classes
+ that are not available on QNX.
\endlist
\section1 Platform Regressions
@@ -244,6 +241,14 @@
Qt for QNX's behavior is mostly identical with \l{Qt for Embedded Linux}. However,
some regressions were spotted in QDateTime computation around year 0 and year 1970,
which have been tracked back to faulty time zone data on some QNX versions.
+
+ QString::localeAwareCompare() only works for C locale.
+
+ QTranslator's default locale-based fallback mechanism doesn't work.
+
+ QSystemSemaphore: Due to POSIX semaphores limitations, the semaphore operations aren't
+ automatically undone when the process terminates. This potentially may lead to unexpected
+ lock-ups in applications which does use the SysV semaphores behavior.
*/
/*!