On boards with size restrictions, 1-2k can be a significant fraction of the binary size. Add a new SPL version of SYS_MALLOC_RUNTIME_INIT and enable it by default.
Signed-off-by: Sean Anderson sean.anderson@seco.com ---
Kconfig | 11 +++++++++++ 1 file changed, 11 insertions(+)
diff --git a/Kconfig b/Kconfig index 4b32286b69..3cb31a9346 100644 --- a/Kconfig +++ b/Kconfig @@ -381,6 +381,17 @@ config SYS_MALLOC_RUNTIME_INIT reduce the size of U-Boot by letting malloc's data reside in .bss instead of .data.
+config SPL_SYS_MALLOC_RUNTIME_INIT + bool "Initialize malloc's internal data at runtime in SPL" + default y + depends on SPL + help + Initialize malloc's internal data structures at SPL runtime, rather + than at compile-time. This is necessary if relocating the malloc arena + from a smaller static memory to a large DDR memory. It can also reduce + the size of U-Boot by letting malloc's data reside in .bss instead of + .data. + config TOOLS_DEBUG bool "Enable debug information for tools" help