x86: spl: Show debugging for BSS

Show the area of memory cleared for BSS, when debugging is enabled.

Signed-off-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Bin Meng <bmeng.cn@gmail.com>

diff --git a/arch/x86/lib/spl.c b/arch/x86/lib/spl.c
index bdf57ef7b5bd32d53942ee278d1d85c88ab25067..5e47ffa7db7d6da16654bcc2f30fbd2a606a141f 100644 (file)
--- a/arch/x86/lib/spl.c
+++ b/arch/x86/lib/spl.c
@@ -117,6 +117,8 @@ static int x86_spl_init(void)
        }
 
 #ifndef CONFIG_SYS_COREBOOT
+       debug("BSS clear from %lx to %lx len %lx\n", (ulong)&__bss_start,
+             (ulong)&__bss_end, (ulong)&__bss_end - (ulong)&__bss_start);
        memset(&__bss_start, 0, (ulong)&__bss_end - (ulong)&__bss_start);
 # ifndef CONFIG_TPL