We can use this C function to do the early memory layout and init.
Signed-off-by: Simon Glass sjg@chromium.org ---
arch/arm/lib/crt0.S | 20 ++++---------------- 1 file changed, 4 insertions(+), 16 deletions(-)
diff --git a/arch/arm/lib/crt0.S b/arch/arm/lib/crt0.S index 92d3732..871e2b0 100644 --- a/arch/arm/lib/crt0.S +++ b/arch/arm/lib/crt0.S @@ -66,23 +66,11 @@ ENTRY(_main) #else ldr sp, =(CONFIG_SYS_INIT_SP_ADDR) #endif - bic sp, sp, #7 /* 8-byte alignment for ABI compliance */ - mov r2, sp - 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 r1, sp + mov r0, sp + bl board_init_f_mem + mov sp, r0 + mov r0, #0 -clr_gd: - cmp r1, r2 /* while not at end of GD */ - strlo r0, [r1] /* clear 32-bit GD word */ - addlo r1, r1, #4 /* move to next */ - blo clr_gd -#if defined(CONFIG_SYS_MALLOC_F_LEN) - sub sp, sp, #CONFIG_SYS_MALLOC_F_LEN - str sp, [r9, #GD_MALLOC_BASE] -#endif - /* mov r0, #0 not needed due to above code */ bl board_init_f
#if ! defined(CONFIG_SPL_BUILD)