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[U-Boot,1/8] microblaze: Make room for malloc before ELF

Message ID b69f59cddb8bece439ac276e3a1d78cadfff8253.1449834541.git.michal.simek@xilinx.com
State Accepted
Delegated to: Michal Simek
Headers show

Commit Message

Michal Simek Dec. 11, 2015, 11:48 a.m. UTC 
Create space below u-boot binary for early malloc.
It means memory layout is stack grows down, space for early malloc,
u-boot code.

Signed-off-by: Michal Simek <michal.simek@xilinx.com>
---

 include/configs/microblaze-generic.h | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
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Patch

diff --git a/include/configs/microblaze-generic.h b/include/configs/microblaze-generic.h
index 06f6ed1fc0c2..a48c8d60948e 100644
--- a/include/configs/microblaze-generic.h
+++ b/include/configs/microblaze-generic.h
@@ -121,7 +121,8 @@ 
 #endif
 
 /* Stack location before relocation */
-#define CONFIG_SYS_INIT_SP_OFFSET	CONFIG_SYS_TEXT_BASE
+#define CONFIG_SYS_INIT_SP_OFFSET	(CONFIG_SYS_TEXT_BASE - \
+					 CONFIG_SYS_MALLOC_F_LEN)
 
 /*
  * CFI flash memory layout - Example