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git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@255 35acf78f-673a-0410-8e92-d51de3d6d3f4

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gdisirio 2008-04-06 08:10:47 +00:00
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@ -4,7 +4,7 @@
# Project related configuration options # Project related configuration options
#--------------------------------------------------------------------------- #---------------------------------------------------------------------------
PROJECT_NAME = ChibiOS/RT PROJECT_NAME = ChibiOS/RT
PROJECT_NUMBER = "0.6.2 beta" PROJECT_NUMBER = "0.6.3 beta"
OUTPUT_DIRECTORY = . OUTPUT_DIRECTORY = .
CREATE_SUBDIRS = NO CREATE_SUBDIRS = NO
OUTPUT_LANGUAGE = English OUTPUT_LANGUAGE = English

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@ -7,13 +7,12 @@
<tbody> <tbody>
<tr align="center"> <tr align="center">
<td colspan="2" rowspan="1"> <td colspan="2" rowspan="1">
<h2><small><span class="t_nihongo_kanji" xml:lang="ja" lang="ja">&#12385;&#12403;</span></small>OS/RT<sup><font size="-2">TM</font></sup> <h2>ChibiOS/RT<sup><font size="-2">TM</font></sup>Homepage</h2>
Homepage</h2> </td>
(ChibiOS/RT)</td>
</tr> </tr>
<tr> <tr>
<td style="text-align: center; vertical-align: top; width: 150px;">Current <td style="text-align: center; vertical-align: top; width: 150px;">Current
Version 0.6.2<br> Version 0.6.3<br>
-<br> -<br>
<a href="http://sourceforge.net/projects/chibios/" rel="me" target="_top">Project on SourceForge</a><br> <a href="http://sourceforge.net/projects/chibios/" rel="me" target="_top">Project on SourceForge</a><br>
<a href="html/index.html" target="_top" rel="me">Documentation</a><br> <a href="html/index.html" target="_top" rel="me">Documentation</a><br>
@ -58,8 +57,12 @@ ChibiOS/RT is designed for embedded applications and it is meant to be
linked with the application code. The design philosophy is to make it linked with the application code. The design philosophy is to make it
easy to use so I hope that all the APIs are meaningful, easy to easy to use so I hope that all the APIs are meaningful, easy to
understand and with the parameters you would expect from them.<br>The understand and with the parameters you would expect from them.<br>The
system offers threads, semaphores, messages, events, virtual timers, system offers threads, semaphores, mutexes, messages, events, virtual
queues, I/O channels with timeout capability and much more.<br> timers,
queues, I/O channels with timeout capability and much more. The
Priority Inheritance algorithm is implemented through the Mutexes
mechaninsm, the implementation supports any number of threads and
nested mutexes.<br>
<h3><a name="Current_ports"></a>Current <h3><a name="Current_ports"></a>Current
ports</h3> ports</h3>
Currently the ChibiOS/RT is ported to the following architectures:<br> Currently the ChibiOS/RT is ported to the following architectures:<br>
@ -69,8 +72,7 @@ should be trivial. Both ARM and THUMB modes are supported.</li>
<li>ARM7TDMI-AT91SAM7X256, this port also supports other Atmel <li>ARM7TDMI-AT91SAM7X256, this port also supports other Atmel
chips: SAM7XC, SAM7S and the various sizes (128, 256, 512) with chips: SAM7XC, SAM7S and the various sizes (128, 256, 512) with
minimal changes.</li> minimal changes.</li>
<li>Atmel AVR, the port is almost complete but untested because <li>Atmel AVR: AT90CAN128 and ATmega128 demos included.</li>
I broke my JTAG probe...</li>
<li>x86 as a Win32 process, this port allows to write <li>x86 as a Win32 process, this port allows to write
your application on the PC without the need of a development your application on the PC without the need of a development
board/simulator/emulator. Communication ports are simulated over board/simulator/emulator. Communication ports are simulated over
@ -124,7 +126,7 @@ chconf.h. On ARM processors, the kernel size&nbsp;starts at just
1.5KiB&nbsp;depending on the included subsystems and the choosen 1.5KiB&nbsp;depending on the included subsystems and the choosen
compiler optimizations.<br>As reference, a kernel configured with...<br><ul><li>System startup code</li><li>Chip initialization code</li><li>Multithreading APIs</li><li>Virtual Timer APIs</li><li>Semaphore APIs</li><li>System time + Sleep API</li><li>Suspend/Resume APIs</li><li>Small main() program with flashing LEDs demo and 3 threads</li></ul>...just takes 2.11KiB of program space when compiled using THUMB code and space optimizations. Note that this is quite a <span style="font-weight: bold;">typical configuration</span> compiler optimizations.<br>As reference, a kernel configured with...<br><ul><li>System startup code</li><li>Chip initialization code</li><li>Multithreading APIs</li><li>Virtual Timer APIs</li><li>Semaphore APIs</li><li>System time + Sleep API</li><li>Suspend/Resume APIs</li><li>Small main() program with flashing LEDs demo and 3 threads</li></ul>...just takes 2.11KiB of program space when compiled using THUMB code and space optimizations. Note that this is quite a <span style="font-weight: bold;">typical configuration</span>
not a minimal one. A kernel configured with all the options and not a minimal one. A kernel configured with all the options and
optimized for speed takes about 8KiB. See the documentation about the optimized for speed takes about 6KiB. See the documentation about the
many available subsystems.<br><br>About performance, on a 48MHz LPC many available subsystems.<br><br>About performance, on a 48MHz LPC
ARM7 processor the kernel is capable of context switch time ranging ARM7 processor the kernel is capable of context switch time ranging
from 3 to 6 microseconds depending on the code type (ARM/THUMB) and the from 3 to 6 microseconds depending on the code type (ARM/THUMB) and the
@ -161,4 +163,4 @@ ChibiOS/RT was created using:<br>
</tbody> </tbody>
</table> </table>
</body></html> </body></html>