1ed36323fSMasahiro Yamadamenu "Library routines" 2ed36323fSMasahiro Yamada 3b0928da6SMasahiro Yamadaconfig CC_OPTIMIZE_LIBS_FOR_SPEED 4b0928da6SMasahiro Yamada bool "Optimize libraries for speed" 5b0928da6SMasahiro Yamada help 6b0928da6SMasahiro Yamada Enabling this option will pass "-O2" to gcc when compiling 7b0928da6SMasahiro Yamada under "lib" directory. 8b0928da6SMasahiro Yamada 9b0928da6SMasahiro Yamada If unsure, say N. 10b0928da6SMasahiro Yamada 11*45ccec8fSMasahiro Yamadaconfig HAVE_PRIVATE_LIBGCC 12*45ccec8fSMasahiro Yamada bool 13*45ccec8fSMasahiro Yamada 14*45ccec8fSMasahiro Yamadaconfig USE_PRIVATE_LIBGCC 15*45ccec8fSMasahiro Yamada bool "Use private libgcc" 16*45ccec8fSMasahiro Yamada depends on HAVE_PRIVATE_LIBGCC 17*45ccec8fSMasahiro Yamada help 18*45ccec8fSMasahiro Yamada This option allows you to use the built-in libgcc implementation 19*45ccec8fSMasahiro Yamada of U-boot instead of the one privided by the compiler. 20*45ccec8fSMasahiro Yamada If unsure, say N. 21*45ccec8fSMasahiro Yamada 228c688bc4SMasahiro Yamadaconfig SYS_HZ 238c688bc4SMasahiro Yamada int 248c688bc4SMasahiro Yamada default 1000 258c688bc4SMasahiro Yamada help 268c688bc4SMasahiro Yamada The frequency of the timer returned by get_timer(). 278c688bc4SMasahiro Yamada get_timer() must operate in milliseconds and this option must be 288c688bc4SMasahiro Yamada set to 1000. 298c688bc4SMasahiro Yamada 30ed36323fSMasahiro Yamadaendmenu 31