Alexander Couzens (lynxis@fe80.eu) just uploaded a new patch set to gerrit, which you can find at https://review.coreboot.org/11853
-gerrit
commit 2cfe1c3fdcce3b4d0181b5bdf3ac635555dbf148 Author: Alexander Couzens lynxis@fe80.eu Date: Sat Oct 10 16:04:59 2015 +0200
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 --- src/mainboard/lenovo/g505s/cmos.layout | 3 ++- src/mainboard/lenovo/t400/cmos.layout | 6 +++--- src/mainboard/lenovo/t420s/cmos.layout | 6 ++++-- src/mainboard/lenovo/t430s/cmos.layout | 5 +++-- src/mainboard/lenovo/t520/cmos.layout | 5 +++-- src/mainboard/lenovo/t530/cmos.layout | 6 ++++-- src/mainboard/lenovo/t60/cmos.layout | 10 ++++++---- src/mainboard/lenovo/x200/cmos.layout | 7 +++---- src/mainboard/lenovo/x201/cmos.layout | 4 +++- src/mainboard/lenovo/x220/cmos.layout | 3 ++- src/mainboard/lenovo/x230/cmos.layout | 6 ++++-- src/mainboard/lenovo/x60/cmos.layout | 10 ++++++---- 12 files changed, 43 insertions(+), 28 deletions(-)
diff --git a/src/mainboard/lenovo/g505s/cmos.layout b/src/mainboard/lenovo/g505s/cmos.layout index d83bb14..61c5690 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 diff --git a/src/mainboard/lenovo/t400/cmos.layout b/src/mainboard/lenovo/t400/cmos.layout index e9764a5..4017845 100644 --- a/src/mainboard/lenovo/t400/cmos.layout +++ b/src/mainboard/lenovo/t400/cmos.layout @@ -53,8 +53,7 @@ entries 395 4 e 6 debug_level #399 1 r 0 unused
-# coreboot config options: EC -400 8 h 0 volume +#400 8 r 0 reserved for century byte
# coreboot config options: southbridge 408 1 e 10 sata_mode @@ -83,7 +82,8 @@ entries # coreboot config options: graphics 944 2 e 12 hybrid_graphics_mode
-#946 2 r 0 unused +# coreboot config options: EC +946 8 h 0 volume
# coreboot config options: check sums 984 16 h 0 check_sum diff --git a/src/mainboard/lenovo/t420s/cmos.layout b/src/mainboard/lenovo/t420s/cmos.layout index cb76e70..4362840 100644 --- a/src/mainboard/lenovo/t420s/cmos.layout +++ b/src/mainboard/lenovo/t420s/cmos.layout @@ -52,7 +52,7 @@ entries 395 4 e 6 debug_level #399 1 r 0 unused
-400 8 h 0 volume +#400 8 r 0 reserved for century byte
# coreboot config options: southbridge 408 1 e 1 nmi @@ -77,7 +77,9 @@ entries
# coreboot config options: northbridge 432 3 e 11 gfx_uma_size -#435 549 r 0 unused +#435 5 r 0 unused + +440 8 h 0 volume
# SandyBridge MRC Scrambler Seed values 896 32 r 0 mrc_scrambler_seed diff --git a/src/mainboard/lenovo/t430s/cmos.layout b/src/mainboard/lenovo/t430s/cmos.layout index 0d3d089..16b499a 100644 --- a/src/mainboard/lenovo/t430s/cmos.layout +++ b/src/mainboard/lenovo/t430s/cmos.layout @@ -52,7 +52,7 @@ entries 395 4 e 6 debug_level #399 1 r 0 unused
-400 8 h 0 volume +#400 8 r 0 reserved for century byte
# coreboot config options: southbridge 408 1 e 1 nmi @@ -77,7 +77,8 @@ entries
# coreboot config options: northbridge 432 3 e 11 gfx_uma_size -#435 549 r 0 unused +#435 5 r 0 unused +440 8 h 0 volume
# SandyBridge MRC Scrambler Seed values 896 32 r 0 mrc_scrambler_seed diff --git a/src/mainboard/lenovo/t520/cmos.layout b/src/mainboard/lenovo/t520/cmos.layout index bd9fd2a..2cf3629 100644 --- a/src/mainboard/lenovo/t520/cmos.layout +++ b/src/mainboard/lenovo/t520/cmos.layout @@ -52,7 +52,7 @@ entries 395 4 e 6 debug_level #399 1 r 0 unused
-400 8 h 0 volume +#400 8 r 0 reserved for century byte
# coreboot config options: southbridge 408 1 e 1 nmi @@ -77,7 +77,8 @@ entries
# coreboot config options: northbridge 432 3 e 11 gfx_uma_size -#435 549 r 0 unused +#435 5 r 0 unused +440 8 h 0 volume
# SandyBridge MRC Scrambler Seed values 896 32 r 0 mrc_scrambler_seed diff --git a/src/mainboard/lenovo/t530/cmos.layout b/src/mainboard/lenovo/t530/cmos.layout index bd9fd2a..e21c197 100644 --- a/src/mainboard/lenovo/t530/cmos.layout +++ b/src/mainboard/lenovo/t530/cmos.layout @@ -52,7 +52,7 @@ entries 395 4 e 6 debug_level #399 1 r 0 unused
-400 8 h 0 volume +#400 8 r 0 reserved for century byte
# coreboot config options: southbridge 408 1 e 1 nmi @@ -77,7 +77,9 @@ entries
# coreboot config options: northbridge 432 3 e 11 gfx_uma_size -#435 549 r 0 unused +#435 5 r 0 unused + +440 8 h 0 volume
# SandyBridge MRC Scrambler Seed values 896 32 r 0 mrc_scrambler_seed diff --git a/src/mainboard/lenovo/t60/cmos.layout b/src/mainboard/lenovo/t60/cmos.layout index 29ea2ef..e5879d6 100644 --- a/src/mainboard/lenovo/t60/cmos.layout +++ b/src/mainboard/lenovo/t60/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 7 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 diff --git a/src/mainboard/lenovo/x200/cmos.layout b/src/mainboard/lenovo/x200/cmos.layout index 5f50bd4..e2e3011 100644 --- a/src/mainboard/lenovo/x200/cmos.layout +++ b/src/mainboard/lenovo/x200/cmos.layout @@ -53,8 +53,7 @@ entries 395 4 e 6 debug_level #399 1 r 0 unused
-# coreboot config options: EC -400 8 h 0 volume +#400 8 r 0 reserved for century byte
# coreboot config options: southbridge 408 1 e 10 sata_mode @@ -79,8 +78,8 @@ entries
# coreboot config options: northbridge 941 3 e 11 gfx_uma_size - -#944 2 r 0 unused +#944 5 r 0 unused +948 8 h 0 volume
# coreboot config options: check sums 984 16 h 0 check_sum diff --git a/src/mainboard/lenovo/x201/cmos.layout b/src/mainboard/lenovo/x201/cmos.layout index d231a11..79eb9f8 100644 --- a/src/mainboard/lenovo/x201/cmos.layout +++ b/src/mainboard/lenovo/x201/cmos.layout @@ -52,7 +52,7 @@ entries 395 4 e 6 debug_level #399 1 r 0 unused
-400 8 h 0 volume +#400 8 r 0 reserved for century byte
# coreboot config options: southbridge 408 1 e 1 nmi @@ -75,6 +75,8 @@ entries
# coreboot config options: northbridge 424 3 e 10 gfx_uma_size +#427 1 r 0 unused +432 8 h 0 volume
#427 557 r 0 unused
diff --git a/src/mainboard/lenovo/x220/cmos.layout b/src/mainboard/lenovo/x220/cmos.layout index 8f147cc..ca2c45c 100644 --- a/src/mainboard/lenovo/x220/cmos.layout +++ b/src/mainboard/lenovo/x220/cmos.layout @@ -52,7 +52,7 @@ entries 395 4 e 6 debug_level #399 1 r 0 unused
-400 8 h 0 volume +#400 8 r 0 reserved for century byte
# coreboot config options: southbridge 408 1 e 1 nmi @@ -78,6 +78,7 @@ entries # coreboot config options: northbridge 432 3 e 11 gfx_uma_size #435 549 r 0 unused +440 8 h 0 volume
# SandyBridge MRC Scrambler Seed values 896 32 r 0 mrc_scrambler_seed diff --git a/src/mainboard/lenovo/x230/cmos.layout b/src/mainboard/lenovo/x230/cmos.layout index e8cd140..29c2066 100644 --- a/src/mainboard/lenovo/x230/cmos.layout +++ b/src/mainboard/lenovo/x230/cmos.layout @@ -52,7 +52,7 @@ entries 395 4 e 6 debug_level #399 1 r 0 unused
-400 8 h 0 volume +#400 8 r 0 reserved for century byte
# coreboot config options: southbridge 408 1 e 1 nmi @@ -77,7 +77,9 @@ entries
# coreboot config options: northbridge 432 3 e 11 gfx_uma_size -#435 549 r 0 unused +#435 5 r 0 unused + +440 8 h 0 volume
# SandyBridge MRC Scrambler Seed values 896 32 r 0 mrc_scrambler_seed diff --git a/src/mainboard/lenovo/x60/cmos.layout b/src/mainboard/lenovo/x60/cmos.layout index e267bb5..d179028 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 7 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
-
Alexander Couzens