diff options
| -rw-r--r-- | src/Kconfig | 8 | ||||
| -rw-r--r-- | src/lib/fallback_boot.c | 5 |
2 files changed, 11 insertions, 2 deletions
diff --git a/src/Kconfig b/src/Kconfig index a0758bcf22..6cabc70e2f 100644 --- a/src/Kconfig +++ b/src/Kconfig @@ -236,6 +236,14 @@ config BOOTBLOCK_SOURCE default "bootblock_simple.c" if BOOTBLOCK_SIMPLE default "bootblock_normal.c" if BOOTBLOCK_NORMAL +config SKIP_MAX_REBOOT_CNT_CLEAR + bool "Do not clear reboot count after successful boot" + default n + depends on EXPERT + help + Do not clear the reboot count immediately after successful boot. + Set to allow the payload to control normal/fallback image recovery. + config UPDATE_IMAGE bool "Update existing coreboot.rom image" default n diff --git a/src/lib/fallback_boot.c b/src/lib/fallback_boot.c index b956c94a15..74572df323 100644 --- a/src/lib/fallback_boot.c +++ b/src/lib/fallback_boot.c @@ -22,8 +22,9 @@ static void set_boot_successful(void) byte |= (byte & (1 << 1)) >> 1; /* If we are in normal mode set the boot count to 0 */ - if(byte & 1) - byte &= 0x0f; + if (!IS_ENABLED(CONFIG_SKIP_MAX_REBOOT_CNT_CLEAR)) + if(byte & 1) + byte &= 0x0f; outb(byte, RTC_PORT(1)); } #else |