-#define KUSIZE 0x0000010000000000 /* 2^^40 */
-#define KUSIZE_64 0x0000010000000000 /* 2^^40 */
-#define K0SIZE 0x0000010000000000 /* 2^^40 */
-#define K1SIZE 0x0000010000000000 /* 2^^40 */
-#define K2SIZE 0x00000fff80000000
-#define KSEGSIZE 0x00000fff80000000 /* max syssegsz */
-#define TO_PHYS_MASK 0x000000ffffffffff /* 2^^40 - 1 */
+#define KUSIZE _LLCONST_(0x0000010000000000) /* 2^^40 */
+#define KUSIZE_64 _LLCONST_(0x0000010000000000) /* 2^^40 */
+#define K0SIZE _LLCONST_(0x0000010000000000) /* 2^^40 */
+#define K1SIZE _LLCONST_(0x0000010000000000) /* 2^^40 */
+#define K2SIZE _LLCONST_(0x00000fff80000000)
+#define KSEGSIZE _LLCONST_(0x00000fff80000000) /* max syssegsz */
+#define TO_PHYS_MASK _LLCONST_(0x000000ffffffffff) /* 2^^40 - 1 */
+#endif
+
+#if defined(CONFIG_CPU_SB1) || defined(CONFIG_CPU_SB1A)
+#define KUSIZE _LLCONST_(0x0000100000000000) /* 2^^44 */
+#define KUSIZE_64 _LLCONST_(0x0000100000000000) /* 2^^44 */
+#define K0SIZE _LLCONST_(0x0000100000000000) /* 2^^44 */
+#define K1SIZE _LLCONST_(0x0000100000000000) /* 2^^44 */
+#define K2SIZE _LLCONST_(0x0000ffff80000000)
+#define KSEGSIZE _LLCONST_(0x0000ffff80000000) /* max syssegsz */
+#define TO_PHYS_MASK _LLCONST_(0x00000fffffffffff) /* 2^^44 - 1 */