On Dec 23, 11:24 pm, rakesh uv wrote:
> Hi,
> Does there exist an assembly instruction to check if a
> particular memory is accessible

It's kind of strange that one would ask if there's an assembly
instruction to do something without mentioning a CPU family.
vxWorks provides the vxMemProbe function, which must be supported on
the underlying architecture and/or the BSP.

HTH
GV