On Mon, 22 Jul 2024 08:45:55 +0200
Mauro Carvalho Chehab <mchehab+hua...@kernel.org> wrote:
> From: Jonathan Cameron <jonathan.came...@huawei.com>
>
> Add error notification to GHES v2 using the GPIO source.
>
> Signed-off-by: Jonathan Cameron <jonathan.came...@huawei.com>
> Signed-off-by: Mauro Carvalho Chehab <mchehab+hua...@kernel.org>
> ---
> hw/acpi/ghes.c | 8 ++++++--
> include/hw/acpi/ghes.h | 1 +
> 2 files changed, 7 insertions(+), 2 deletions(-)
>
> diff --git a/hw/acpi/ghes.c b/hw/acpi/ghes.c
> index e9511d9b8f71..5b8bc6eeb437 100644
> --- a/hw/acpi/ghes.c
> +++ b/hw/acpi/ghes.c
> @@ -34,8 +34,8 @@
> /* The max size in bytes for one error block */
> #define ACPI_GHES_MAX_RAW_DATA_LENGTH (1 * KiB)
>
> -/* Now only support ARMv8 SEA notification type error source */
> -#define ACPI_GHES_ERROR_SOURCE_COUNT 1
> +/* Support ARMv8 SEA notification type error source and GPIO interrupt. */
> +#define ACPI_GHES_ERROR_SOURCE_COUNT 2
>
> /* Generic Hardware Error Source version 2 */
> #define ACPI_GHES_SOURCE_GENERIC_ERROR_V2 10
> @@ -327,6 +327,9 @@ static void build_ghes_v2(GArray *table_data, int
> source_id, BIOSLinker *linker)
> */
> build_ghes_hw_error_notification(table_data, ACPI_GHES_NOTIFY_SEA);
> break;
> + case ACPI_HEST_SRC_ID_GPIO:
> + build_ghes_hw_error_notification(table_data, ACPI_GHES_NOTIFY_GPIO);
> + break;
> default:
> error_report("Not support this error source");
> abort();
> @@ -370,6 +373,7 @@ void acpi_build_hest(GArray *table_data, BIOSLinker
> *linker,
> /* Error Source Count */
> build_append_int_noprefix(table_data, ACPI_GHES_ERROR_SOURCE_COUNT, 4);
> build_ghes_v2(table_data, ACPI_HEST_SRC_ID_SEA, linker);
> + build_ghes_v2(table_data, ACPI_HEST_SRC_ID_GPIO, linker);
>
> acpi_table_end(linker, &table);
> }
> diff --git a/include/hw/acpi/ghes.h b/include/hw/acpi/ghes.h
> index 674f6958e905..4f1ab1a73a06 100644
> --- a/include/hw/acpi/ghes.h
> +++ b/include/hw/acpi/ghes.h
> @@ -58,6 +58,7 @@ enum AcpiGhesNotifyType {
>
> enum {
> ACPI_HEST_SRC_ID_SEA = 0,
> + ACPI_HEST_SRC_ID_GPIO = 1,
is it defined by some spec, or just a made up number?
> /* future ids go here */
> ACPI_HEST_SRC_ID_RESERVED,
> };
