[PATCH 5/5] intel/bdw: Update MI_BATCH_BUFFER_START for aub dumps

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From: Damien Lespiau <damien.lespiau@xxxxxxxxx>

The command now takes a 48bits address and is thus 1 byte longer.

Signed-off-by: Damien Lespiau <damien.lespiau@xxxxxxxxx>
Signed-off-by: Ben Widawsky <ben@xxxxxxxxxxxx>
---
 intel/intel_bufmgr_gem.c | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/intel/intel_bufmgr_gem.c b/intel/intel_bufmgr_gem.c
index 3eb6e2e..029ca5d 100644
--- a/intel/intel_bufmgr_gem.c
+++ b/intel/intel_bufmgr_gem.c
@@ -2028,8 +2028,14 @@ aub_build_dump_ringbuffer(drm_intel_bufmgr_gem *bufmgr_gem,
 
 	/* Make a ring buffer to execute our batchbuffer. */
 	memset(ringbuffer, 0, sizeof(ringbuffer));
-	ringbuffer[ring_count++] = AUB_MI_BATCH_BUFFER_START;
-	ringbuffer[ring_count++] = batch_buffer;
+	if (bufmgr_gem->gen >= 8) {
+		ringbuffer[ring_count++] = AUB_MI_BATCH_BUFFER_START | (3 - 2);
+		ringbuffer[ring_count++] = batch_buffer;
+		ringbuffer[ring_count++] = 0;
+	} else {
+		ringbuffer[ring_count++] = AUB_MI_BATCH_BUFFER_START;
+		ringbuffer[ring_count++] = batch_buffer;
+	}
 
 	/* Write out the ring.  This appears to trigger execution of
 	 * the ring in the simulator.
-- 
1.8.4.2

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