From 4fc627f08b942df8312ad02f24a361b18c4b790b Mon Sep 17 00:00:00 2001 From: gdisirio Date: Sun, 18 Nov 2007 09:45:45 +0000 Subject: git-svn-id: svn://svn.code.sf.net/p/chibios/svn/trunk@95 35acf78f-673a-0410-8e92-d51de3d6d3f4 --- readme.txt | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) (limited to 'readme.txt') diff --git a/readme.txt b/readme.txt index 9cf09029b..673d5f0c5 100644 --- a/readme.txt +++ b/readme.txt @@ -39,6 +39,13 @@ AVR-AT90CANx-GCC - Port on AVR AT90CAN128, not complete yet. ***************************************************************************** *** 0.4.1 *** +- Modified the initialization code in order to have a dedicated idle thread in + the system, now the main() function behaves like a normal thread after + executing chSysInit() and can use all the ChibiOS/RT APIs (it was required + to run the idle loop in previous versions). + Now it is also possible to use ChibiOS/RT with a single main() thread and + just use it for the I/O capabilities, Virtual Timers and events. You don't + have to use multiple threads if you don't really need to. - Cleaned up the LPC2148 demo in main.c, it is now well documented and explains everything, I assumed too much stuff to be "obvious". - Added a spreadsheet in the documentation that describes the advantages @@ -51,7 +58,7 @@ AVR-AT90CANx-GCC - Port on AVR AT90CAN128, not complete yet. is bad for a RTOS. This option however increases the code size slightly because of the alignment gaps. - Fine tuning in the scheduler code for improved performance, deeper - inlining and small changes. + inlining and small changes, about 5% better scheduler performance. - Increased the default system-mode stack size from 128 to 256 bytes because some optimizations and the THUMB mode seem to use more stack space. - Included a Makefile in the LPC2148 demo that builds in THUMB mode. -- cgit v1.2.3