1 files changed, 14 insertions, 0 deletions

diff --git a/include/acpi/actbl1.h b/include/acpi/actbl1.h
index 178661f1b896..4c304bf4d591 100644
--- a/include/acpi/actbl1.h
+++ b/include/acpi/actbl1.h
@@ -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 {