From 05dd8c79b40af0221973ba0ee19ee0066c3a8dde Mon Sep 17 00:00:00 2001 From: patacongo Date: Sat, 9 Jun 2007 15:49:44 +0000 Subject: Add support for custom system timer frequency git-svn-id: svn://svn.code.sf.net/p/nuttx/code/trunk@274 42af7a65-404d-4744-a932-0658087f49c3 --- nuttx/configs/README.txt | 5 +++++ 1 file changed, 5 insertions(+) (limited to 'nuttx/configs/README.txt') diff --git a/nuttx/configs/README.txt b/nuttx/configs/README.txt index 77d41e131..a123a1f01 100644 --- a/nuttx/configs/README.txt +++ b/nuttx/configs/README.txt @@ -132,6 +132,11 @@ defconfig -- This is a configuration file similar to the Linux regions of memory to allocate from, this specifies the number of memory regions that the memory manager must handle and enables the API mm_addregion(start, end); + CONFIG_TICKS_PER_MSEC - The default system timer is 100Hz + or TICKS_PER_MSEC=10. This setting may be defined to + inform NuttX that the processor hardware is providing + system timer interrupts at some interrupt interval other + than 10 msec. CONFIG_RR_INTERVAL - The round robin timeslice will be set this number of milliseconds; Round robin scheduling can be disabled by setting this value to zero. -- cgit v1.2.3