diff options
Diffstat (limited to 'src/mainboard')
| -rw-r--r-- | src/mainboard/google/volteer/Kconfig | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/src/mainboard/google/volteer/Kconfig b/src/mainboard/google/volteer/Kconfig index 9c7292f6d6..7ed685a8e5 100644 --- a/src/mainboard/google/volteer/Kconfig +++ b/src/mainboard/google/volteer/Kconfig @@ -19,6 +19,7 @@ config BOARD_GOOGLE_BASEBOARD_VOLTEER select MAINBOARD_HAS_CHROMEOS select MAINBOARD_HAS_SPI_TPM_CR50 select MAINBOARD_HAS_TPM2 + select PCIEXP_HOTPLUG select SOC_INTEL_TIGERLAKE if BOARD_GOOGLE_BASEBOARD_VOLTEER @@ -72,6 +73,20 @@ config MAX_CPUS int default 8 +# Reserving resources for PCIe Hotplug as per TGL BIOS Spec (doc #611569) +# Revision 0.7.6 Section 7.2.5.1.5 +config PCIEXP_HOTPLUG_BUSES + int + default 42 + +config PCIEXP_HOTPLUG_MEM + hex + default 0xc200000 # 194 MiB + +config PCIEXP_HOTPLUG_PREFETCH_MEM + hex + default 0x1c000000 # 448 MiB + config TPM_TIS_ACPI_INTERRUPT int default 21 # GPE0_DW0_21 (GPP_C21) |