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| author | Stefan Reinauer <reinauer@chromium.org> | 2012-12-03 13:58:12 +0000 |
|---|---|---|
| committer | Simon Glass <sjg@chromium.org> | 2012-12-06 14:30:43 -0800 |
| commit | 300081aa68d705ce954c516751a9c03efa1fba5e (patch) | |
| tree | 717d2a5cbd502c5e3d8a926fb004dde9b3ca913f /arch/x86 | |
| parent | 2712f08898de84a9688b4a7b7752ba27e71d63ef (diff) | |
| download | u-boot-imx-300081aa68d705ce954c516751a9c03efa1fba5e.zip u-boot-imx-300081aa68d705ce954c516751a9c03efa1fba5e.tar.gz u-boot-imx-300081aa68d705ce954c516751a9c03efa1fba5e.tar.bz2 | |
x86: Emit port 80 post codes in show_boot_progress()
This helps us monitor boot progress and determine where U-Boot dies if
there are any problems.
Signed-off-by: Stefan Reinauer <reinauer@google.com>
Signed-off-by: Simon Glass <sjg@chromium.org>
Diffstat (limited to 'arch/x86')
| -rw-r--r-- | arch/x86/cpu/coreboot/coreboot.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/cpu/coreboot/coreboot.c b/arch/x86/cpu/coreboot/coreboot.c index f262800..5a4c3e5 100644 --- a/arch/x86/cpu/coreboot/coreboot.c +++ b/arch/x86/cpu/coreboot/coreboot.c @@ -28,6 +28,7 @@ #include <netdev.h> #include <asm/msr.h> #include <asm/cache.h> +#include <asm/io.h> #include <asm/arch-coreboot/tables.h> #include <asm/arch-coreboot/sysinfo.h> #include <asm/arch/timestamp.h> @@ -68,6 +69,7 @@ int board_early_init_r(void) void show_boot_progress(int val) { + outb(val, 0x80); } |