From 2ee83f8df4eebb1238acca19751659aaba3449c4 Mon Sep 17 00:00:00 2001 From: Jeremy Soller Date: Tue, 22 Sep 2020 11:21:38 -0600 Subject: [PATCH] cml-u,whl-u: Disable above 4G allocation to fix running out of MTRRs Change-Id: Icfee8750ad225e5b4f2fd1118230b7c0b8d0f850 --- src/mainboard/system76/cml-u/Kconfig | 1 + src/mainboard/system76/whl-u/Kconfig | 1 + 2 files changed, 2 insertions(+) diff --git a/src/mainboard/system76/cml-u/Kconfig b/src/mainboard/system76/cml-u/Kconfig index 8ba153e6a6..161252caa0 100644 --- a/src/mainboard/system76/cml-u/Kconfig +++ b/src/mainboard/system76/cml-u/Kconfig @@ -17,6 +17,7 @@ config BOARD_SPECIFIC_OPTIONS select MAINBOARD_HAS_TPM2 select NO_UART_ON_SUPERIO select PCIEXP_HOTPLUG + select PCIEXP_HOTPLUG_PREFETCH_MEM_BELOW_4G # Fix running out of MTRRs select SOC_INTEL_COMETLAKE select SOC_INTEL_COMMON_ACPI_EC_PTS_WAK select SOC_INTEL_COMMON_BLOCK_HDA diff --git a/src/mainboard/system76/whl-u/Kconfig b/src/mainboard/system76/whl-u/Kconfig index ffe8624c60..3affacee69 100644 --- a/src/mainboard/system76/whl-u/Kconfig +++ b/src/mainboard/system76/whl-u/Kconfig @@ -17,6 +17,7 @@ config BOARD_SPECIFIC_OPTIONS select MAINBOARD_HAS_TPM2 select NO_UART_ON_SUPERIO select PCIEXP_HOTPLUG + select PCIEXP_HOTPLUG_PREFETCH_MEM_BELOW_4G # Fix running out of MTRRs select SOC_INTEL_COMMON_ACPI_EC_PTS_WAK select SOC_INTEL_COMMON_BLOCK_HDA select SOC_INTEL_COMMON_BLOCK_HDA_VERB