Re: [U-Boot] [RFC 01/10] ARM: crt0.S: clear the global data

On Sat, May 31, 2014 at 1:32 PM, Jeroen Hofstee jeroen@myspectrum.nl wrote:

NOTE: smdk5420 snow smdkv310 apf27 arndale origen vpac270_ond_256 smdk5250 don't have a memset available.

---

arch/arm/lib/crt0.S | 6 ++++++ 1 file changed, 6 insertions(+)

diff --git a/arch/arm/lib/crt0.S b/arch/arm/lib/crt0.S index dfc2de9..52b6f74 100644 --- a/arch/arm/lib/crt0.S +++ b/arch/arm/lib/crt0.S @@ -70,6 +70,12 @@ ENTRY(_main) sub sp, sp, #GD_SIZE /* allocate one GD above SP */ bic sp, sp, #7 /* 8-byte alignment for ABI compliance */ mov r9, sp /* GD is above SP */

•   mov     r0, r9          /* Clear the global data */
  

•   mov     r1, #0
  

•   mov     r2, #GENERATED_GBL_DATA_SIZE
  

•   bl      memset
  

•   mov     r0, #0
    bl      board_init_f
  
  

--

Acked-by: Tim Harvey tharvey@gateworks.com

This resolves the issue I encountered and reported with IMX6 SPL.

Thanks,

Tim