sandbox: Support pre-relocation malloc()
Set up and zero global data before board_init_f() is called so that we can
remove the need for CONFIG_SYS_GENERIC_GLOBAL_DATA.
Signed-off-by: Simon Glass <sjg@chromium.org>
diff --git a/README b/README
index 11e9d31..f704eb3 100644
--- a/README
+++ b/README
@@ -3749,6 +3749,9 @@
The memory will be freed (or in fact just forgotton) when
U-Boot relocates itself.
+ Pre-relocation malloc() is only supported on sandbox
+ at present but is fairly easy to enable for other archs.
+
- CONFIG_SYS_BOOTM_LEN:
Normally compressed uImages are limited to an
uncompressed size of 8 MBytes. If this is not enough,