A patch for RTEMS4.10.0 PowerPC heap space initialization

Joel Sherrill joel.sherrill at OARcorp.com
Sun May 8 00:20:36 UTC 2011

This is deliberate due to dyanamically loaded code needing to be in the first 32 MB. It is the BSP's responsibility to provide an sbrk() implementation to extend 

Kate Feng <feng1 at bnl.gov> wrote:

>Kate Feng wrote:
>> Hi Joel,
>>    There are bugs in RTEMS4.10.0 and its CVS for the PowerPC heap space
>> allocation.  All PPC boards are limited to 32M bytes of memory space due
>> to the change in RTEMS4.10 for its work space. The attached patch 
>> fixed this.
>> I consider that it is critical.  Thus, I will submit a PR.
>>   Cheers,
>>   Kate Feng
>This is just a patch for the PowerPC port for your reference.  I do not know
>how it will impact other ports since I do not have the boards.
>Kate Feng

More information about the users mailing list