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| author | Alexander Couzens <lynxis@fe80.eu> | 2015-10-10 16:04:59 +0200 |
|---|---|---|
| committer | Martin Roth <martinroth@google.com> | 2016-01-14 17:58:29 +0100 |
| commit | f8970f53eff5114f819df84196efa4e4539cbba1 (patch) | |
| tree | f8f0388d9417a8ccded471a68b8219e97ec2d74d /src/mainboard/lenovo/g505s | |
| parent | 485225e0a382fe398a5e8283a00fc99670306b1e (diff) | |
| download | coreboot-f8970f53eff5114f819df84196efa4e4539cbba1.tar.xz | |
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 <lynxis@fe80.eu>
Reviewed-on: https://review.coreboot.org/11853
Tested-by: build bot (Jenkins)
Reviewed-by: Nico Huber <nico.h@gmx.de>
Diffstat (limited to 'src/mainboard/lenovo/g505s')
| -rw-r--r-- | src/mainboard/lenovo/g505s/cmos.layout | 3 |
1 files changed, 2 insertions, 1 deletions
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 |