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/x60/cmos.layout | 10 ++++++---- 1 file changed, 6 insertions(+), 4 deletions(-) (limited to 'src/mainboard/lenovo/x60/cmos.layout') diff --git a/src/mainboard/lenovo/x60/cmos.layout b/src/mainboard/lenovo/x60/cmos.layout index e267bb5833..54a279913f 100644 --- a/src/mainboard/lenovo/x60/cmos.layout +++ b/src/mainboard/lenovo/x60/cmos.layout @@ -52,9 +52,7 @@ entries 395 4 e 6 debug_level #399 1 r 0 unused -# coreboot config options: cpu -400 1 e 2 hyper_threading -#401 7 r 0 unused +#400 8 r 0 reserved for century byte # coreboot config options: southbridge 408 1 e 1 nmi @@ -66,7 +64,11 @@ entries 928 8 h 0 boot_default 936 1 e 8 cmos_defaults_loaded 937 1 e 1 lpt -#938 46 r 0 unused +#938 6 r 0 unused + +# coreboot config options: cpu +944 1 e 2 hyper_threading +#945 7 r 0 unused # coreboot config options: check sums 984 16 h 0 check_sum -- cgit v1.2.3