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Commit 36f36151 authored by Betty Dall's avatar Betty Dall Committed by Rafael J. Wysocki
Browse files

ACPICA: Add helper macros to extract bus/segment numbers from HEST table. 



This change adds two macros to extract the encoded bus and segment
numbers from the HEST Bus field.

Signed-off-by: default avatarBetty Dall <betty.dall@hp.com>
Signed-off-by: default avatarBob Moore <robert.moore@intel.com>
Signed-off-by: default avatarLv Zheng <lv.zheng@intel.com>
Signed-off-by: default avatarRafael J. Wysocki <rafael.j.wysocki@intel.com>
parent f0d73664

include/acpi/actbl1.h

+9 −1
Original line number Original line Diff line number Diff line
@@ -457,7 +457,7 @@ struct acpi_hest_aer_common { 
	u8 enabled;

	u8 enabled;

	u32 records_to_preallocate;

	u32 records_to_preallocate;

	u32 max_sections_per_record;

	u32 max_sections_per_record;

	u32 bus;

	u32 bus;		/* Bus and Segment numbers */

	u16 device;

	u16 device;

	u16 function;

	u16 function;

	u16 device_control;

	u16 device_control;
@@ -473,6 +473,14 @@ struct acpi_hest_aer_common { 
#define ACPI_HEST_FIRMWARE_FIRST        (1)

#define ACPI_HEST_FIRMWARE_FIRST        (1)

#define ACPI_HEST_GLOBAL                (1<<1)

#define ACPI_HEST_GLOBAL                (1<<1)





/*

 * Macros to access the bus/segment numbers in Bus field above:

 *  Bus number is encoded in bits 7:0

 *  Segment number is encoded in bits 23:8

 */

#define ACPI_HEST_BUS(bus)              ((bus) & 0xFF)

#define ACPI_HEST_SEGMENT(bus)          (((bus) >> 8) & 0xFFFF)



/* Hardware Error Notification */

/* Hardware Error Notification */





struct acpi_hest_notify {

struct acpi_hest_notify {