+#define GEN9_SLICE0_PGCTL_ACK 0x804c
+#define GEN9_SLICE1_PGCTL_ACK 0x8050
+#define GEN9_SLICE2_PGCTL_ACK 0x8054
+#define GEN9_PGCTL_SLICE_ACK (1 << 0)
+
+#define GEN9_SLICE0_SS01_EU_PGCTL_ACK 0x805c
+#define GEN9_SLICE0_SS23_EU_PGCTL_ACK 0x8060
+#define GEN9_SLICE1_SS01_EU_PGCTL_ACK 0x8064
+#define GEN9_SLICE1_SS23_EU_PGCTL_ACK 0x8068
+#define GEN9_SLICE2_SS01_EU_PGCTL_ACK 0x806c
+#define GEN9_SLICE2_SS23_EU_PGCTL_ACK 0x8070
+#define GEN9_PGCTL_SSA_EU08_ACK (1 << 0)
+#define GEN9_PGCTL_SSA_EU19_ACK (1 << 2)
+#define GEN9_PGCTL_SSA_EU210_ACK (1 << 4)
+#define GEN9_PGCTL_SSA_EU311_ACK (1 << 6)
+#define GEN9_PGCTL_SSB_EU08_ACK (1 << 8)
+#define GEN9_PGCTL_SSB_EU19_ACK (1 << 10)
+#define GEN9_PGCTL_SSB_EU210_ACK (1 << 12)
+#define GEN9_PGCTL_SSB_EU311_ACK (1 << 14)
+