[PATCH v2 0/4] ACPI: APEI: GHES: Add NVIDIA Vera CPER decoder and tests

From: Kai-Heng Feng

Date: Mon Jun 15 2026 - 23:44:39 EST


Vera is NVIDIA's next-generation server SoC. It reports hardware
errors via ACPI GHES using a CPER section format distinct from the
existing Grace section. Without this series, firmware-reported errors
on Vera platforms are received but not decoded.

Patch 1 refactors the Grace decoder to separate parsing from logging,
preparing it for testability and for sharing types with the new Vera
decoder.

Patches 2-4 add the Vera decoder, KUnit coverage for both decoders,
and an EINJ-based kselftest for end-to-end validation on real hardware.

Kai-Heng Feng (4):
ACPI: APEI: GHES: Refactor Grace decoder helpers
ACPI: APEI: GHES: Add NVIDIA Vera decoder
ACPI: APEI: GHES: Add Grace and Vera KUnit coverage
selftests: firmware: Add NVIDIA GHES EINJ selftest

drivers/acpi/apei/Kconfig | 17 +-
drivers/acpi/apei/Makefile | 1 +
drivers/acpi/apei/ghes-nvidia-test-fixtures.h | 233 ++++++
drivers/acpi/apei/ghes-nvidia-test.c | 704 ++++++++++++++++++
drivers/acpi/apei/ghes-nvidia.c | 480 ++++++++++--
drivers/acpi/apei/ghes-nvidia.h | 63 ++
tools/testing/selftests/firmware/Makefile | 4 +-
tools/testing/selftests/firmware/config | 5 +
tools/testing/selftests/firmware/einj_lib.sh | 189 +++++
.../selftests/firmware/ghes_nvidia_einj.sh | 144 ++++
.../firmware/ghes_nvidia_einj_profiles.sh | 46 ++
11 files changed, 1838 insertions(+), 48 deletions(-)
create mode 100644 drivers/acpi/apei/ghes-nvidia-test-fixtures.h
create mode 100644 drivers/acpi/apei/ghes-nvidia-test.c
create mode 100644 drivers/acpi/apei/ghes-nvidia.h
create mode 100644 tools/testing/selftests/firmware/einj_lib.sh
create mode 100755 tools/testing/selftests/firmware/ghes_nvidia_einj.sh
create mode 100755 tools/testing/selftests/firmware/ghes_nvidia_einj_profiles.sh

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2.50.1 (Apple Git-155)