ACPICA: ACPI 6.2: Additional PPTT flags (e3860b5e) · Commits · 戴 / test

ACPICA commit fba3ae99b2bc514ca34f0d7b2609c2a043582784 The ACPI 6.2 spec has flags to describe cache allocation, write back, and whether it is an instruction, data or unified cache. Link: https://github.com/acpica/acpica/commit/fba3ae99 Signed-off-by:

Jeremy Linton <jeremy.linton@arm.com> Signed-off-by:

Bob Moore <robert.moore@intel.com> Signed-off-by:

Erik Schmauss <erik.schmauss@intel.com> Signed-off-by:

Rafael J. Wysocki <rafael.j.wysocki@intel.com>

include/acpi/actbl1.h

+14 −0

Original line number	Diff line number	Diff line
		@@ -1441,6 +1441,20 @@ struct acpi_pptt_cache {
		#define ACPI_PPTT_MASK_CACHE_TYPE (0x0C) /* Cache type */
		#define ACPI_PPTT_MASK_WRITE_POLICY (0x10) /* Write policy */

		/* Attributes describing cache */
		#define ACPI_PPTT_CACHE_READ_ALLOCATE (0x0) /* Cache line is allocated on read */
		#define ACPI_PPTT_CACHE_WRITE_ALLOCATE (0x01) /* Cache line is allocated on write */
		#define ACPI_PPTT_CACHE_RW_ALLOCATE (0x02) /* Cache line is allocated on read and write */
		#define ACPI_PPTT_CACHE_RW_ALLOCATE_ALT (0x03) /* Alternate representation of above */

		#define ACPI_PPTT_CACHE_TYPE_DATA (0x0) /* Data cache */
		#define ACPI_PPTT_CACHE_TYPE_INSTR (1<<2) /* Instruction cache */
		#define ACPI_PPTT_CACHE_TYPE_UNIFIED (2<<2) /* Unified I & D cache */
		#define ACPI_PPTT_CACHE_TYPE_UNIFIED_ALT (3<<2) /* Alternate representation of above */

		#define ACPI_PPTT_CACHE_POLICY_WB (0x0) /* Cache is write back */
		#define ACPI_PPTT_CACHE_POLICY_WT (1<<4) /* Cache is write through */

		/* 2: ID Structure */

		struct acpi_pptt_id {

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