help="Using this name of SKU ID to build the platform, overriding SKUID_IDENTIFIER in DSC file.")\r
\r
Parser.add_option("-n", action="callback", type="int", dest="ThreadNumber", callback=SingleCheckCallback,\r
- help="Build the platform using multi-threaded compiler. The value overrides target.txt's MAX_CONCURRENT_THREAD_NUMBER. Less than 2 will disable multi-thread builds.")\r
+ help="Build the platform using multi-threaded compiler. The value overrides target.txt's MAX_CONCURRENT_THREAD_NUMBER. When value is set to 0, tool automatically detect number of "\\r
+ "processor threads, set value to 1 means disable multi-thread build, and set value to more than 1 means user specify the threads number to build.")\r
\r
Parser.add_option("-f", "--fdf", action="callback", type="string", dest="FdfFile", callback=SingleCheckCallback,\r
help="The name of the FDF file to use, which overrides the setting in the DSC file.")\r