mb/hp: Add CMOS support for all HP Elitebook models

The cmos.layout files are copied from lenovo/x230 with EC options
removed.

It's tested on 8470p and the power_on_after_fail option works.

Change-Id: I0a50a25798fd31b7acccf9872c50dac2718ce895
Signed-off-by: Iru Cai <mytbk920423@gmail.com>
Reviewed-on: https://review.coreboot.org/22842
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Arthur Heymans <arthur@aheymans.xyz>

3 files changed, 124 insertions, 0 deletions

diff --git a/src/mainboard/hp/2760p/Kconfig b/src/mainboard/hp/2760p/Kconfig
index 8a0889e997..7adf209e75 100644
--- a/src/mainboard/hp/2760p/Kconfig
+++ b/src/mainboard/hp/2760p/Kconfig
@@ -31,6 +31,8 @@ config BOARD_SPECIFIC_OPTIONS # dummy
 	select EC_HP_KBC1126
 	select MAINBOARD_HAS_LIBGFXINIT
 	select GFX_GMA_INTERNAL_IS_LVDS
+	select HAVE_OPTION_TABLE
+	select HAVE_CMOS_DEFAULT
 
 config HAVE_IFD_BIN
 	bool
diff --git a/src/mainboard/hp/2760p/cmos.default b/src/mainboard/hp/2760p/cmos.default
new file mode 100644
index 0000000000..fcbe0fb828
--- /dev/null
+++ b/src/mainboard/hp/2760p/cmos.default
@@ -0,0 +1,6 @@
+boot_option=Fallback
+debug_level=Spew
+power_on_after_fail=Disable
+nmi=Enable
+volume=0x3
+sata_mode=AHCI
diff --git a/src/mainboard/hp/2760p/cmos.layout b/src/mainboard/hp/2760p/cmos.layout
new file mode 100644
index 0000000000..720402fdfa
--- /dev/null
+++ b/src/mainboard/hp/2760p/cmos.layout
@@ -0,0 +1,116 @@
+##
+## This file is part of the coreboot project.
+##
+## Copyright (C) 2007-2008 coresystems GmbH
+## Copyright (C) 2014 Vladimir Serbinenko
+##
+## This program is free software; you can redistribute it and/or modify
+## it under the terms of the GNU General Public License as published by
+## the Free Software Foundation; version 2 of the License.
+##
+## This program is distributed in the hope that it will be useful,
+## but WITHOUT ANY WARRANTY; without even the implied warranty of
+## MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+## GNU General Public License for more details.
+##
+
+# -----------------------------------------------------------------
+entries
+
+# -----------------------------------------------------------------
+# Status Register A
+# -----------------------------------------------------------------
+# Status Register B
+# -----------------------------------------------------------------
+# Status Register C
+#96           4       r       0        status_c_rsvd
+#100          1       r       0        uf_flag
+#101          1       r       0        af_flag
+#102          1       r       0        pf_flag
+#103          1       r       0        irqf_flag
+# -----------------------------------------------------------------
+# Status Register D
+#104          7       r       0        status_d_rsvd
+#111          1       r       0        valid_cmos_ram
+# -----------------------------------------------------------------
+# Diagnostic Status Register
+#112          8       r       0        diag_rsvd1
+
+# -----------------------------------------------------------------
+0          120       r       0        reserved_memory
+#120        264       r       0        unused
+
+# -----------------------------------------------------------------
+# RTC_BOOT_BYTE (coreboot hardcoded)
+384          1       e       4        boot_option
+388          4       h       0        reboot_counter
+#390          2       r       0        unused?
+
+# -----------------------------------------------------------------
+# coreboot config options: console
+#392          3       r       0        unused
+395          4       e       6        debug_level
+#399          1       r       0        unused
+
+#400         8       r       0        reserved for century byte
+
+# coreboot config options: southbridge
+408          1       e       1        nmi
+409          2       e       7        power_on_after_fail
+
+421         1       e       9        sata_mode
+
+# coreboot config options: cpu
+#424        8       r       0        unused
+
+# coreboot config options: northbridge
+432         3        e      11        gfx_uma_size
+#435        5        r       0        unused
+
+440          8       h       0        volume
+
+# SandyBridge MRC Scrambler Seed values
+896         32        r       0        mrc_scrambler_seed
+928         32        r       0        mrc_scrambler_seed_s3
+960         16        r       0        mrc_scrambler_seed_chk
+
+# coreboot config options: check sums
+984         16       h       0        check_sum
+
+# -----------------------------------------------------------------
+
+enumerations
+
+#ID value   text
+1     0     Disable
+1     1     Enable
+2     0     Enable
+2     1     Disable
+4     0     Fallback
+4     1     Normal
+6     1     Emergency
+6     2     Alert
+6     3     Critical
+6     4     Error
+6     5     Warning
+6     6     Notice
+6     7     Info
+6     8     Debug
+6     9     Spew
+7     0     Disable
+7     1     Enable
+7     2     Keep
+9     0     AHCI
+9     1     Compatible
+11    0     32M
+11    1     64M
+11    2	    96M
+11    3	    128M
+11    4	    160M
+11    5	    192M
+11    6	    224M
+
+# -----------------------------------------------------------------
+checksums
+
+checksum 392 447 984