From f8970f53eff5114f819df84196efa4e4539cbba1 Mon Sep 17 00:00:00 2001 From: Alexander Couzens Date: Sat, 10 Oct 2015 16:04:59 +0200 Subject: mainboard/lenovo: reserve century byte The century byte is used by most RTC (default 0x32@nvram). Even the century byte can disabled via ACPI it's more safe to reserve it's space. Because some RTC will act with that byte anyhow. Some OS overwrite it when syncronize the RTC. Change-Id: I078c0c57215ccb925afa85b9d067f15268801ec9 Signed-off-by: Alexander Couzens Reviewed-on: https://review.coreboot.org/11853 Tested-by: build bot (Jenkins) Reviewed-by: Nico Huber --- src/mainboard/lenovo/g505s/cmos.layout | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) (limited to 'src/mainboard/lenovo/g505s') diff --git a/src/mainboard/lenovo/g505s/cmos.layout b/src/mainboard/lenovo/g505s/cmos.layout index d83bb14d26..61c5690346 100644 --- a/src/mainboard/lenovo/g505s/cmos.layout +++ b/src/mainboard/lenovo/g505s/cmos.layout @@ -24,7 +24,8 @@ entries 396 1 e 1 interleave_chip_selects 397 2 e 8 max_mem_clock 399 1 e 2 multi_core -400 1 e 1 power_on_after_fail +#400 8 r 8 reserved for century byte +408 1 e 1 power_on_after_fail 412 4 e 6 debug_level 440 4 e 9 slow_cpu 444 1 e 1 nmi -- cgit v1.2.3