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authorKuppuswamy Sathyanarayanan <sathyanarayanan.kuppuswamy@linux.intel.com>2021-06-04 14:25:55 -0700
committerRafael J. Wysocki <rafael.j.wysocki@intel.com>2021-06-07 14:04:42 +0200
commit42d96e169a66151a87f6f2f9a10fdd5e262fa6a9 (patch)
treef3b24f8cb58367979a3de6b69f40fa817d6fb675 /include
parent614124bea77e452aa6df7a8714e8bc820b489922 (diff)
downloadlinux-42d96e169a66151a87f6f2f9a10fdd5e262fa6a9.tar.gz
ACPICA: ACPI 6.4: MADT: add Multiprocessor Wakeup Mailbox Structure
ACPICA commit f1ee04207a212f6c519441e7e25397649ebc4cea

Add Multiprocessor Wakeup Mailbox Structure definition. It is useful
in parsing MADT Wake table.

Link: https://github.com/acpica/acpica/commit/f1ee0420
Signed-off-by: Kuppuswamy Sathyanarayanan <sathyanarayanan.kuppuswamy@linux.intel.com>
Signed-off-by: Bob Moore <robert.moore@intel.com>
Signed-off-by: Erik Kaneda <erik.kaneda@intel.com>
Signed-off-by: Rafael J. Wysocki <rafael.j.wysocki@intel.com>
Diffstat (limited to 'include')
-rw-r--r--include/acpi/actbl2.h14
1 files changed, 14 insertions, 0 deletions
diff --git a/include/acpi/actbl2.h b/include/acpi/actbl2.h
index 18cafe3ebddc..3b6f45a2edc8 100644
--- a/include/acpi/actbl2.h
+++ b/include/acpi/actbl2.h
@@ -763,6 +763,20 @@ struct acpi_madt_multiproc_wakeup {
 	u64 base_address;
 };
 
+#define ACPI_MULTIPROC_WAKEUP_MB_OS_SIZE	2032
+#define ACPI_MULTIPROC_WAKEUP_MB_FIRMWARE_SIZE	2048
+
+struct acpi_madt_multiproc_wakeup_mailbox {
+	u16 command;
+	u16 reserved;		/* reserved - must be zero */
+	u32 apic_id;
+	u64 wakeup_vector;
+	u8 reserved_os[ACPI_MULTIPROC_WAKEUP_MB_OS_SIZE];	/* reserved for OS use */
+	u8 reserved_firmware[ACPI_MULTIPROC_WAKEUP_MB_FIRMWARE_SIZE];	/* reserved for firmware use */
+};
+
+#define ACPI_MP_WAKE_COMMAND_WAKEUP    1
+
 /*
  * Common flags fields for MADT subtables
  */