Managed to copy ekern.dll along side epoc.exe so that debug session is made easy. ekern.dll is expected to export _E32Startup put it does not. Should ekern compile that k_entry.cpp file?
# component name "User Side Hardware Abstraction"
component base_hal
source \sf\os\kernelhwsrv\halservices\hal
binary \sf\os\kernelhwsrv\halservices\hal all
exports \sf\os\kernelhwsrv\halservices\hal
notes_source \component_defs\release.src
ipr D
ipr T \sf\os\kernelhwsrv\halservices\hal\tsrc