diff options
Diffstat (limited to 'src/gallium/drivers/nouveau/nvc0/mme/com9097.mme')
| -rw-r--r-- | src/gallium/drivers/nouveau/nvc0/mme/com9097.mme | 49 |
1 files changed, 49 insertions, 0 deletions
diff --git a/src/gallium/drivers/nouveau/nvc0/mme/com9097.mme b/src/gallium/drivers/nouveau/nvc0/mme/com9097.mme index 4daa57d47bb..7f76ec66edb 100644 --- a/src/gallium/drivers/nouveau/nvc0/mme/com9097.mme +++ b/src/gallium/drivers/nouveau/nvc0/mme/com9097.mme @@ -491,3 +491,52 @@ daic_runout: daic_runout_check: branz annul $r7 #daic_runout bra annul #daic_restore + +/* NVC0_3D_MACRO_QUERY_BUFFER_WRITE: + * + * This is a combination macro for all of our query buffer object needs. + * It has the option to clamp results to a configurable amount, as well as + * to write out one or two words. + * + * We use the query engine to write out the values, and expect the query + * address to point to the right place. + * + * arg = clamp value (0 means unclamped). clamped means just 1 written value. + * parm[0] = LSB of end value + * parm[1] = MSB of end value + * parm[2] = LSB of start value + * parm[3] = MSB of start value + * parm[4] = desired sequence + * parm[5] = actual sequence + */ +.section #mme9097_query_buffer_write + parm $r2 + parm $r3 + parm $r4 + parm $r5 maddr 0x16c2 /* QUERY_SEQUENCE */ + parm $r6 + parm $r7 + mov $r6 (sub $r7 $r6) /* actual - desired */ + mov $r6 (sbb 0x0 0x0) /* if there was underflow, not reached yet */ + braz annul $r6 #qbw_ready + exit +qbw_ready: + mov $r2 (sub $r2 $r4) + braz $r1 #qbw_postclamp + mov $r3 (sbb $r3 $r5) + branz annul $r3 #qbw_clamp + mov $r4 (sub $r1 $r2) + mov $r4 (sbb 0x0 0x0) + braz annul $r4 #qbw_postclamp +qbw_clamp: + mov $r2 $r1 +qbw_postclamp: + send $r2 + mov $r4 0x1000 + branz annul $r1 #qbw_done + send (extrinsrt 0x0 $r4 0x0 0x10 0x10) + maddr 0x16c2 /* QUERY_SEQUENCE */ + send $r3 +qbw_done: + exit send (extrinsrt 0x0 $r4 0x0 0x10 0x10) + nop |