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authorSean Rhodes <sean@starlabs.systems>2023-03-27 10:59:02 +0100
committerFelix Held <felix-coreboot@felixheld.de>2023-04-04 14:09:19 +0000
commitdb8ef01e300943fb9bd08c0f988d91c6cc326616 (patch)
treedebd1317664c1049918c82abc2382a324861b51a
parent7d6ae2b72c0a4b521d2492fab606e1544f72e979 (diff)
mb/starlabs/starbook: Disable ASPM in coreboot
ASPM is already configured by FSP so disable it in coreboot to reduce boot time by a whopping 34ms. Signed-off-by: Sean Rhodes <sean@starlabs.systems> Change-Id: I073c68dafa9baa90e253b5230f84b0de6a7e5c47 Reviewed-on: https://review.coreboot.org/c/coreboot/+/73982 Reviewed-by: Angel Pons <th3fanbus@gmail.com> Tested-by: build bot (Jenkins) <no-reply@coreboot.org> Reviewed-by: Jakub Czapiga <jacz@semihalf.com>
-rw-r--r--src/mainboard/starlabs/starbook/Kconfig21
1 files changed, 21 insertions, 0 deletions
diff --git a/src/mainboard/starlabs/starbook/Kconfig b/src/mainboard/starlabs/starbook/Kconfig
index d35a4d270f..b2dfe12971 100644
--- a/src/mainboard/starlabs/starbook/Kconfig
+++ b/src/mainboard/starlabs/starbook/Kconfig
@@ -145,9 +145,30 @@ config EDK2_BOOTSPLASH_FILE
string
default "3rdparty/blobs/mainboard/starlabs/Logo.bmp"
+config PCIEXP_ASPM
+ bool
+ default n
+ help
+ FSP is already taking care of ASPM, which is configured through the devicetree in coreboot
+ on Alderlake Platforms. Disable it to save some boot time.
+
config PCIEXP_DEFAULT_MAX_RESIZABLE_BAR_BITS
default 32
+config PCIEXP_L1_SUB_STATE
+ bool
+ default n
+ help
+ Enabling PCIe L1 sub states is already done in FSP.
+ Disable it to save some boot time.
+
+config PCIEXP_CLK_PM
+ bool
+ default n
+ help
+ Enabling PCIe clock power management is already done in FSP.
+ Disable it to save some boot time
+
config SOC_INTEL_CSE_SEND_EOP_EARLY
default n if BOARD_STARLABS_STARBOOK_ADL