On 26/05/2014 12:44 pm, Chris Johns wrote:
Hi,

I have pushed changes to the gdbarmsim. These changes plus the no-isr v2
patch give the following results:

Passed:   448
Failed:     0
Timeouts:   2
Invalid:    1
-------------
Total:    451

Timeouts:
  spfatal26.exe
  sp54.exe
Invalid:
  cxx_iostream.exe
Testing time: 0:04:20.781195

The iostream sample test is failing because it clears the workspace and
it is exposing an issue. If I define BSP_GET_WORK_AREA_DEBUG in the
bsp.h the iostream test passes. With out BSP_GET_WORK_AREA_DEBUG the
executable is 256 bytes less and the workspace is 256 bytes larger. I do
not know why this makes a difference.

The failure is due to the mknod call to create the console node failing
because the node name is all null characters. The call is
shared/console-polled.c:78:

   status = rtems_io_register_name( "/dev/console", major, 0 );

and inside rtems_io_register_name the name is empty.

The call to _Workspace_Handler_initialization seems fine and the
workspace is cleared without a problem however the next call to
RTEMS_Malloc_Initialize results in the string being cleared.

Any hints ?


It turns out the problem was the start.S in gdbarmsim was not compatible with the linkercmds files so I have replaced the old start.S with the common ARM start up code and pushed the change. The results now are:

Passed:   450
Failed:     0
Timeouts:   1
Invalid:    0
-------------
Total:    451

Timeouts:
 spfatal26.exe
Testing time: 0:04:18.455086

I think spfatal26 should not be built for this BSP as I suspect the gdb simulator is not generating exceptions for misaligned accesses. Yes or no ?

Chris
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