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Both early platform information reporting in bootblock and common code
CPU driver will add support for cannonlake D0 stepping processor.
BUG=None
TEST=Boot up system with D0 stepping CPU installed, check serial log
that can display as D0 stepping.
Change-Id: I76ee974ee027100d7853a110f95b1601987492e4
Signed-off-by: Lijian Zhao <lijian.zhao@intel.com>
Reviewed-on: https://review.coreboot.org/23350
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Subrata Banik <subrata.banik@intel.com>
Reviewed-by: Pratikkumar V Prajapati <pratikkumar.v.prajapati@intel.com>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
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This moves the call to pch_enable_lpc() from romstage to bootblock.
In other words, it happens earlier in the boot process. Turns out, we
need this to talk to the EC to determine if we're in recovery mode or
not.
BUG=b:69011806
TEST=boots to linux
Change-Id: I899bf343d705fe19a2978917bc88990495ebb5a3
Signed-off-by: Caveh Jalali <caveh@google.com>
Reviewed-on: https://review.coreboot.org/23401
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
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According to CNL PCH BIOS spec (570374) 2.4.1, DMI cycle decoding needs
to be programmed before it gets locked. Update lpc programming to add
decode programming on DMI side as well. Also enabled io port 0x200
decoding by default.
BUG=b.70765863
TEST=Apply changes and add chromeos EC decoding in mainboard
devicetree.cb, then read back IO port in depthcharge cli and check
that return is not zero.
Change-Id: I6b8f393c92cbd0632fed86212ae384ff53c9f8c3
Signed-off-by: Lijian Zhao <lijian.zhao@intel.com>
Reviewed-on: https://review.coreboot.org/22970
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
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This change adds a call to gspi_early_bar_init in bootblock to
allocate a temporary BAR for any GSPI buses that are accessed before
resource allocation is done in ramstage.
Change-Id: I82387a76d20fb272da6271dd9e5bf2c835d5b146
Signed-off-by: Furquan Shaikh <furquan@chromium.org>
Reviewed-on: https://review.coreboot.org/22781
Reviewed-by: Duncan Laurie <dlaurie@chromium.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-by: Lijian Zhao <lijian.zhao@intel.com>
Reviewed-by: Nick Vaccaro <nvaccaro@google.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
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This patch ensures all CannonLake CPUIDs are part of mp_init.h
hence remove duplicate macro definitions from SoC code.
TEST=Build and boot CannonLake RVP
Change-Id: Ibb6a22d5c708248bb53522f906cffb462142b7bf
Signed-off-by: Subrata Banik <subrata.banik@intel.com>
Reviewed-on: https://review.coreboot.org/23159
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
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PMC and GPIO DWx definition is not identical, hence update that to
correct information. For cannonlake lp PCH, GPIO group C, group E and
group GPD is different for PMC GPIO_CFG and GPIO MISCCFG. Also add
function call to set up GPE routing in bootblock stage.
TEST=Boot up into OS, and manually check PMC GPE status
Change-Id: I1edb83edabc72e8a762b129cf51dcd936cd37ddf
Signed-off-by: Lijian Zhao <lijian.zhao@intel.com>
Reviewed-on: https://review.coreboot.org/22908
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-by: Nick Vaccaro <nvaccaro@google.com>
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This patch ensures that all required information for pch/mch/igd
deviceid and revision are available in single stage and makes
use of local references.
TEST=Build and boot cannonlake_rvp to get PCH information as below
PCH: device id xxxx (rev xx) is Cannonlake-Y Premium
Change-Id: I420e94043145e8a5adcf8bb51239657891915d84
Signed-off-by: Subrata Banik <subrata.banik@intel.com>
Reviewed-on: https://review.coreboot.org/22767
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Furquan Shaikh <furquan@google.com>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
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Move HECI init from bootblock to romstage, the HECI bar saved by
CAR_GLOBAL, which will be lost on different stage. HECI BAR in ramstage
will be read back from PCI. Also add fail safe option to reset in case
of HECI command not successful.
TEST= Force global reset from FSP and read back HECI bar in debug print.
Change-Id: I46c4b8db0a80995fa05e92d61357128c2a77de4b
Signed-off-by: Lijian Zhao <lijian.zhao@intel.com>
Reviewed-on: https://review.coreboot.org/21930
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
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This patch uses BIOS EBDA area to store relevent details
like cbmem top during romstage after MRC init is done.
Also provide provision to use the same EBDA data across
various stages without reexecuting memory map algorithm.
BRANCH=none
BUG=b:63974384
TEST=Ensures HW based memmap algorithm is executing once in romstage
and store required data into EBDA for other stage to avoid redundant
calculation and get cbmem_top start from EBDA area.
Change-Id: I763ad8181396ea8d8c0d5cf088264791ba62dceb
Signed-off-by: Subrata Banik <subrata.banik@intel.com>
Reviewed-on: https://review.coreboot.org/21985
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
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This update changes Cannonlake to use the new common PMC code. This
will help to reduce code duplication and streamline code bring up.
Change-Id: Ia69fee8985e1c39b0e4b104c51439bca1a5493ac
Signed-off-by: Lijian Zhao <lijian.zhao@intel.com>
Reviewed-on: https://review.coreboot.org/21062
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
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Calculate the top of ram from output of Fsp reserved memory range.
Change-Id: I0dcc8f737c5811c9010cc4a20ea0126ab3f90f14
Signed-off-by: Lijian Zhao <lijian.zhao@intel.com>
Signed-off-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-on: https://review.coreboot.org/20533
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
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Change-Id: Iaab26033e947cb9cf299faf1ce6d40a90a9facbe
Signed-off-by: Martin Roth <martinroth@google.com>
Reviewed-on: https://review.coreboot.org/20704
Reviewed-by: Kyösti Mälkki <kyosti.malkki@gmail.com>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Paul Menzel <paulepanter@users.sourceforge.net>
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The variable p was going out of scope while still being pointed to by
*cpu_name.
Fix coverity ID 1378215 (Pointer to local outside scope)
Change-Id: I6ad7b1919104b4d97869efe5065e39c2a43de638
Signed-off-by: Martin Roth <martinroth@google.com>
Reviewed-on: https://review.coreboot.org/20682
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Reviewed-by: Lijian Zhao <lijian.zhao@intel.com>
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1.Replace outdated defination of TCO_EN to TCO_BASE_EN
2.Remove setmaxfreq() as not needed any more.
Change-Id: Id54fdfd14f1abaa592132195e6f9acfa5807626e
Signed-off-by: Lijian Zhao <lijian.zhao@intel.com>
Reviewed-on: https://review.coreboot.org/20568
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
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Add essential initialization needed for PCH in bootblock.
Change-Id: I3694e099e78c2989f7192c550cbba098e5df2032
Signed-off-by: Andrey Petrov <andrey.petrov@intel.com>
Reviewed-on: https://review.coreboot.org/20067
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
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Add basic CPU initialization for bootblock, as well as relevant headers.
Change-Id: I318b7ea0f3aa5b5d28bf70784ccd20f2fe28cd86
Signed-off-by: Andrey Petrov <andrey.petrov@intel.com>
Reviewed-on: https://review.coreboot.org/20066
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
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Dump basic platform information early in bootblock.
Change-Id: I12d1c9dd9f0518c133de465a4db72a0664a94eef
Signed-off-by: Andrey Petrov <andrey.petrov@intel.com>
Reviewed-on: https://review.coreboot.org/20068
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
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Change-Id: Ia951a466479b1e98e49895705162a66aece7609b
Signed-off-by: Andrey Petrov <andrey.petrov@intel.com>
Reviewed-on: https://review.coreboot.org/20065
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Aaron Durbin <adurbin@chromium.org>
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