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Commit 4e2f9c27 authored by Bob Moore's avatar Bob Moore Committed by Len Brown
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ACPICA: Headers: Add support for CSRT and DBG2 ACPI tables. 



These tables are defined outside of the ACPI specification.

Signed-off-by: default avatarBob Moore <robert.moore@intel.com>
Signed-off-by: default avatarFeng Tang <feng.tang@intel.com>
Signed-off-by: default avatarLen Brown <len.brown@intel.com>
parent 1d94e1e8

include/acpi/actbl2.h

+111 −0
Original line number Diff line number Diff line
@@ -63,6 +63,8 @@ 
 */

#define ACPI_SIG_ASF            "ASF!"	/* Alert Standard Format table */

#define ACPI_SIG_BOOT           "BOOT"	/* Simple Boot Flag Table */

#define ACPI_SIG_CSRT           "CSRT"	/* Core System Resource Table */

#define ACPI_SIG_DBG2           "DBG2"	/* Debug Port table type 2 */

#define ACPI_SIG_DBGP           "DBGP"	/* Debug Port table */

#define ACPI_SIG_DMAR           "DMAR"	/* DMA Remapping table */

#define ACPI_SIG_HPET           "HPET"	/* High Precision Event Timer table */
@@ -230,6 +232,115 @@ struct acpi_table_boot { 
	u8 reserved[3];

};



/*******************************************************************************

 *

 * CSRT - Core System Resource Table

 *        Version 0

 *

 * Conforms to the "Core System Resource Table (CSRT)", November 14, 2011

 *

 ******************************************************************************/



struct acpi_table_csrt {

	struct acpi_table_header header;	/* Common ACPI table header */

};



/* Resource Group subtable */



struct acpi_csrt_group {

	u32 length;

	u32 vendor_id;

	u32 subvendor_id;

	u16 device_id;

	u16 subdevice_id;

	u16 revision;

	u16 reserved;

	u32 info_length;



	/* Shared data (length = info_length) immediately follows */

};



/* Resource Descriptor subtable */



struct acpi_csrt_descriptor {

	u32 length;

	u16 type;

	u16 subtype;

	u32 uid;



	/* Resource-specific information immediately follows */

};



/* Resource Types */



#define ACPI_CSRT_TYPE_INTERRUPT    0x0001

#define ACPI_CSRT_TYPE_TIMER        0x0002

#define ACPI_CSRT_TYPE_DMA          0x0003



/* Resource Subtypes */



#define ACPI_CSRT_XRUPT_LINE        0x0000

#define ACPI_CSRT_XRUPT_CONTROLLER  0x0001

#define ACPI_CSRT_TIMER             0x0000

#define ACPI_CSRT_DMA_CHANNEL       0x0000

#define ACPI_CSRT_DMA_CONTROLLER    0x0001



/*******************************************************************************

 *

 * DBG2 - Debug Port Table 2

 *        Version 0 (Both main table and subtables)

 *

 * Conforms to "Microsoft Debug Port Table 2 (DBG2)", May 22 2012.

 *

 ******************************************************************************/



struct acpi_table_dbg2 {

	struct acpi_table_header header;	/* Common ACPI table header */

	u32 info_offset;

	u32 info_count;

};



/* Debug Device Information Subtable */



struct acpi_dbg2_device {

	u8 revision;

	u16 length;

	u8 register_count;	/* Number of base_address registers */

	u16 namepath_length;

	u16 namepath_offset;

	u16 oem_data_length;

	u16 oem_data_offset;

	u16 port_type;

	u16 port_subtype;

	u16 reserved;

	u16 base_address_offset;

	u16 address_size_offset;

	/*

	 * Data that follows:

	 *    base_address (required) - Each in 12-byte Generic Address Structure format.

	 *    address_size (required) - Array of u32 sizes corresponding to each base_address register.

	 *    Namepath    (required) - Null terminated string. Single dot if not supported.

	 *    oem_data    (optional) - Length is oem_data_length.

	 */

};



/* Types for port_type field above */



#define ACPI_DBG2_SERIAL_PORT       0x8000

#define ACPI_DBG2_1394_PORT         0x8001

#define ACPI_DBG2_USB_PORT          0x8002

#define ACPI_DBG2_NET_PORT          0x8003



/* Subtypes for port_subtype field above */



#define ACPI_DBG2_16550_COMPATIBLE  0x0000

#define ACPI_DBG2_16550_SUBSET      0x0001



#define ACPI_DBG2_1394_STANDARD     0x0000



#define ACPI_DBG2_USB_XHCI          0x0000

#define ACPI_DBG2_USB_EHCI          0x0001



/*******************************************************************************

 *

 * DBGP - Debug Port table

include/acpi/actbl3.h

+0 −1
Original line number Diff line number Diff line
@@ -75,7 +75,6 @@ 
/* Reserved table signatures */



#define ACPI_SIG_CSRT           "CSRT"	/* Core System Resources Table */

#define ACPI_SIG_DBG2           "DBG2"	/* Debug Port table 2 */

#define ACPI_SIG_MATR           "MATR"	/* Memory Address Translation Table */

#define ACPI_SIG_MSDM           "MSDM"	/* Microsoft Data Management Table */

#define ACPI_SIG_WPBT           "WPBT"	/* Windows Platform Binary Table */