malloc: Provide a simple malloc for VPL

The VPL phase may want to use the smaller malloc() implementation, so
add an option for this.

Signed-off-by: Simon Glass <sjg@chromium.org>

diff --git a/common/spl/Kconfig.vpl b/common/spl/Kconfig.vpl
index d06f36d..3dc0e95 100644 (file)
--- a/common/spl/Kconfig.vpl
+++ b/common/spl/Kconfig.vpl
@@ -222,6 +222,15 @@ config VPL_SPI_FLASH_SUPPORT
          lines). This enables the drivers in drivers/mtd/spi as part of a
          VPL build. This normally requires VPL_SPI_SUPPORT.
 
+config VPL_SYS_MALLOC_SIMPLE
+       bool "Only use malloc_simple functions in the VPL"
+       default y
+       help
+         Say Y here to only use the *_simple malloc functions from
+         malloc_simple.c, rather then using the versions from dlmalloc.c;
+         this will make the VPL binary smaller at the cost of more heap
+         usage as the *_simple malloc functions do not re-use free-ed mem.
+
 config VPL_TEXT_BASE
        hex "VPL Text Base"
        default 0x0