Signed-off-by: Przemyslaw Marczak p.marczak@samsung.com --- Kconfig | 26 +++++++++++++++++++------- 1 file changed, 19 insertions(+), 7 deletions(-)
diff --git a/Kconfig b/Kconfig index 4157da3..e08e44a 100644 --- a/Kconfig +++ b/Kconfig @@ -57,13 +57,25 @@ config CC_OPTIMIZE_FOR_SIZE This option is enabled by default for U-Boot.
menuconfig EXPERT - bool "Configure standard U-Boot features (expert users)" - help - This option allows certain base U-Boot options and settings - to be disabled or tweaked. This is for specialized - environments which can tolerate a "non-standard" U-Boot. - Only use this if you really know what you are doing. - + bool "Configure standard U-Boot features (expert users)" + help + This option allows certain base U-Boot options and settings + to be disabled or tweaked. This is for specialized + environments which can tolerate a "non-standard" U-Boot. + Only use this if you really know what you are doing. + +if EXPERT + config SYS_MALLOC_INIT_SKIP_ZEROING + bool "Skip memset at malloc init (reduce boot time)" + help + This avoids zeroing memory reserved for malloc at malloc init. + Significant boot time reduction is visible for configs in which + CONFIG_SYS_MALLOC_LEN value, has more than few MiB. + Useful for bzip2, bmp logo. + Warning: + When enable, make sure that calloc() is used when zeroed + memory is needed. +endif endmenu # General setup
menu "Boot images"