BLT_RING_BASE
REG64_IDX(RING_TIMESTAMP, BLT_RING_BASE),
REG64_IDX(RING_TIMESTAMP, BLT_RING_BASE),
#define GEN6_BRSYNC (RING_SYNC_0(BLT_RING_BASE))
#define GEN6_BVSYNC (RING_SYNC_1(BLT_RING_BASE))
#define GEN6_BVESYNC (RING_SYNC_2(BLT_RING_BASE))
{ .gen = 6, .base = BLT_RING_BASE }
RING_TAIL(BLT_RING_BASE), /* 0x22000 (base) */
RING_TAIL(BLT_RING_BASE), /* 0x22000 (base) */