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-rw-r--r--src/gallium/drivers/nvc0/nvc0_3d.xml.h2
-rw-r--r--src/gallium/drivers/nvc0/nvc0_screen.c6
2 files changed, 8 insertions, 0 deletions
diff --git a/src/gallium/drivers/nvc0/nvc0_3d.xml.h b/src/gallium/drivers/nvc0/nvc0_3d.xml.h
index c32fa3ac939..8d6ea7e2745 100644
--- a/src/gallium/drivers/nvc0/nvc0_3d.xml.h
+++ b/src/gallium/drivers/nvc0/nvc0_3d.xml.h
@@ -315,6 +315,8 @@ WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
#define NVC0_3D_PATCH_VERTICES 0x00000dcc
+#define NVC0_3D_WATCHDOG_TIMER 0x00000de4
+
#define NVC0_3D_WINDOW_OFFSET_X 0x00000df8
#define NVC0_3D_WINDOW_OFFSET_Y 0x00000dfc
diff --git a/src/gallium/drivers/nvc0/nvc0_screen.c b/src/gallium/drivers/nvc0/nvc0_screen.c
index cecca0da515..a991e67af5c 100644
--- a/src/gallium/drivers/nvc0/nvc0_screen.c
+++ b/src/gallium/drivers/nvc0/nvc0_screen.c
@@ -466,6 +466,12 @@ nvc0_screen_create(struct nouveau_device *dev)
BEGIN_RING(chan, RING_3D(COND_MODE), 1);
OUT_RING (chan, NVC0_3D_COND_MODE_ALWAYS);
+ if (debug_get_bool_option("NOUVEAU_SHADER_WATCHDOG", TRUE)) {
+ /* kill shaders after about 1 second (at 100 MHz) */
+ BEGIN_RING(chan, RING_3D(WATCHDOG_TIMER), 1);
+ OUT_RING (chan, 0x17);
+ }
+
BEGIN_RING(chan, RING_3D(RT_CONTROL), 1);
OUT_RING (chan, 1);