arm64: Handle arbitrary CONFIG_SYS_MALLOC_F_LEN values

[platform/kernel/u-boot.git] / arch / arm / lib / crt0_64.S

diff --git a/arch/arm/lib/crt0_64.S b/arch/arm/lib/crt0_64.S
index bc9c53c..98a906e 100644 (file)
--- a/arch/arm/lib/crt0_64.S
+++ b/arch/arm/lib/crt0_64.S
@@ -74,7 +74,8 @@ zero_gd:
        cmp     x0, x18
        b.gt    zero_gd
 #if defined(CONFIG_SYS_MALLOC_F_LEN)
-       sub     x0, x18, #CONFIG_SYS_MALLOC_F_LEN
+       ldr     x0, =CONFIG_SYS_MALLOC_F_LEN
+       sub     x0, x18, x0
        str     x0, [x18, #GD_MALLOC_BASE]
 #endif
        bic     sp, x0, #0xf    /* 16-byte alignment for ABI compliance */