From 47cae019efb39c649015b3534344e50125e9f1d9 Mon Sep 17 00:00:00 2001 From: Bin Meng Date: Wed, 27 Jun 2018 20:38:04 -0700 Subject: [PATCH] efi_loader: helloworld: Output ACPI configuration table Output ACPI configuration table if it exists. Signed-off-by: Bin Meng Reviewed-by: Heinrich Schuchardt --- lib/efi_loader/helloworld.c | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/lib/efi_loader/helloworld.c b/lib/efi_loader/helloworld.c index 046b46a..3b8de5b 100644 --- a/lib/efi_loader/helloworld.c +++ b/lib/efi_loader/helloworld.c @@ -14,6 +14,7 @@ static const efi_guid_t loaded_image_guid = LOADED_IMAGE_GUID; static const efi_guid_t fdt_guid = EFI_FDT_GUID; +static const efi_guid_t acpi_guid = EFI_ACPI_TABLE_GUID; static const efi_guid_t smbios_guid = SMBIOS_TABLE_GUID; static int hw_memcmp(const void *buf1, const void *buf2, size_t length) @@ -79,6 +80,9 @@ efi_status_t EFIAPI efi_main(efi_handle_t handle, if (!hw_memcmp(&systable->tables[i].guid, &fdt_guid, sizeof(efi_guid_t))) con_out->output_string(con_out, L"Have device tree\n"); + if (!hw_memcmp(&systable->tables[i].guid, &acpi_guid, + sizeof(efi_guid_t))) + con_out->output_string(con_out, L"Have ACPI 2.0 table\n"); if (!hw_memcmp(&systable->tables[i].guid, &smbios_guid, sizeof(efi_guid_t))) con_out->output_string(con_out, L"Have SMBIOS table\n");