diff options
author | Michael Olbrich <m.olbrich@pengutronix.de> | 2014-05-18 16:46:29 +0200 |
---|---|---|
committer | Sascha Hauer <s.hauer@pengutronix.de> | 2014-05-19 09:37:27 +0200 |
commit | 558d72dc5116fc6275ea77c783cc65d6d1a5b521 (patch) | |
tree | cb80ca26e5803320d6f7df3573460f8183d50861 | |
parent | 9f297c87543b496894417f3429e310ea857ec6d4 (diff) | |
download | barebox-558d72dc5116fc6275ea77c783cc65d6d1a5b521.tar.gz barebox-558d72dc5116fc6275ea77c783cc65d6d1a5b521.tar.xz |
ARM Samsung: fix booting from NAND with pbl
The ARM pbl is linked at (TEXT_BASE - SZ_2M). This conflicts with the temporary
stack used in s3c24x0_nand_boot. Moving the stack to (TEXT_BASE - SZ_2M) fixes
this problem. With this patch a compressed barebox with pbl can boot on
mini2440 from NAND.
Signed-off-by: Michael Olbrich <m.olbrich@pengutronix.de>
Signed-off-by: Sascha Hauer <s.hauer@pengutronix.de>
-rw-r--r-- | arch/arm/mach-samsung/lowlevel-s3c24x0.S | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/arch/arm/mach-samsung/lowlevel-s3c24x0.S b/arch/arm/mach-samsung/lowlevel-s3c24x0.S index b59ba6746c..e2efd86e8c 100644 --- a/arch/arm/mach-samsung/lowlevel-s3c24x0.S +++ b/arch/arm/mach-samsung/lowlevel-s3c24x0.S @@ -15,6 +15,7 @@ */ #include <config.h> +#include <sizes.h> #include <mach/s3c-iomap.h> .section ".text_bare_init.s3c24x0_disable_wd","ax" @@ -258,7 +259,7 @@ s3c24x0_nand_boot: beq 2f mov pc, lr /* NOR case: nothing to do here */ -2: ldr sp, =TEXT_BASE /* Setup a temporary stack in SDRAM */ +2: ldr sp, =(TEXT_BASE - SZ_2M) /* Setup a temporary stack in SDRAM */ /* * We still run at a location we are not linked to. But lets still running * from the internal SRAM, this may speed up the boot @@ -269,7 +270,7 @@ s3c24x0_nand_boot: /* * Adjust the return address to the correct address in SDRAM */ - ldr r1, =TEXT_BASE + ldr r1, =(TEXT_BASE - SZ_2M) add lr, lr, r1 mov pc, lr |