diff options
| author | Jonathan Zhang <jonzhang@fb.com> | 2020-09-21 17:19:21 -0700 |
|---|---|---|
| committer | Patrick Georgi <pgeorgi@google.com> | 2020-09-28 09:39:11 +0000 |
| commit | 60d800537bd21ba788efcc6a3b41549e893e3da8 (patch) | |
| tree | 008dbb57339c2302f6de3d316661576457fd16ed /src/mainboard | |
| parent | 1ba42a9ca26b4ecba0164d88e02069a80942c167 (diff) | |
mb/ocp/deltalake: add LPC device entry in ACPI
PCH LPC device is on CSTACK. Add LPC ACPI device entry.
Without this change, following error message shows up in target OS
boot log:
ACPI BIOS Error (bug): Failure looking up [\_SB.PCI0.LPCB], AE_NOT_FOUND (20180105/dswload-211)
ACPI Error: AE_NOT_FOUND, During name lookup/catalog (20180105/psobject-252)
ACPI Error: AE_NOT_FOUND, (SSDT:COREBOOT) while loading table (20180105/tbxfload-228)
ACPI Error: 1 table load failures, 1 successful (20180105/tbxfload-246)
Also TPM device is not created.
TESTED=Booted DeltaLake DVT, run following command in target OS:
[root@dhcp-100-96-192-153 ~]# dmesg | grep tpm
[ 7.331890] tpm_tis MSFT0101:00: 2.0 TPM (device-id 0x1B, rev-id 16)
Signed-off-by: Jonathan Zhang <jonzhang@fb.com>
Change-Id: I8614f6951389bd5c8f8f33522d0a9a9160ac3f66
Reviewed-on: https://review.coreboot.org/c/coreboot/+/45592
Tested-by: build bot (Jenkins) <no-reply@coreboot.org>
Reviewed-by: Marc Jones <marc@marcjonesconsulting.com>
Reviewed-by: Angel Pons <th3fanbus@gmail.com>
Reviewed-by: Philipp Deppenwiese <zaolin.daisuki@gmail.com>
Diffstat (limited to 'src/mainboard')
| -rw-r--r-- | src/mainboard/ocp/deltalake/dsdt.asl | 6 |
1 files changed, 6 insertions, 0 deletions
diff --git a/src/mainboard/ocp/deltalake/dsdt.asl b/src/mainboard/ocp/deltalake/dsdt.asl index c74b5fecb8..4d784f304e 100644 --- a/src/mainboard/ocp/deltalake/dsdt.asl +++ b/src/mainboard/ocp/deltalake/dsdt.asl @@ -20,4 +20,10 @@ DefinitionBlock( // CPX-SP ACPI tables #include <soc/intel/xeon_sp/cpx/acpi/uncore.asl> + + // LPC related entries + Scope (\_SB.PC00) + { + #include <soc/intel/common/block/acpi/acpi/lpc.asl> + } } |