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Diffstat (limited to 'arch/x86/include/asm/acpi_table.h')
-rw-r--r--arch/x86/include/asm/acpi_table.h2
1 files changed, 2 insertions, 0 deletions
diff --git a/arch/x86/include/asm/acpi_table.h b/arch/x86/include/asm/acpi_table.h
index 51cc806673..e3b65cff66 100644
--- a/arch/x86/include/asm/acpi_table.h
+++ b/arch/x86/include/asm/acpi_table.h
@@ -327,6 +327,8 @@ struct acpi_global_nvs;
#define ACPI_DBG2_USB_XHCI 0x0000
#define ACPI_DBG2_USB_EHCI 0x0001
+#define ACPI_DBG2_UNKNOWN 0x00FF
+
/* SPCR (Serial Port Console Redirection table) */
struct __packed acpi_spcr {
struct acpi_table_header header;