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asahi: Partially identify some missing index list stuff

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Still unclear what the extra 2 blocks do, but at least we know the
size/order now.

Signed-off-by: Asahi Lina <lina@asahilina.net>
Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/22971>
This commit is contained in:
Asahi Lina
2023-05-11 14:34:36 +09:00
committed by Marge Bot
parent 64a595291e
commit f8b055eb96
1 changed files with 7 additions and 4 deletions
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src/asahi/lib/cmdbuf.xml
+7 -4
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@@ -747,15 +747,18 @@
<field name="Restart enable" size="1" start="16" type="bool"/>
<field name="Index size" size="3" start="17" type="Index size"/>
<!-- XXX: Might be backwards, not sure how to check that -->
<field name="Index buffer present" size="1" start="20" type="bool"/>
<field name="Index buffer size present" size="1" start="21" type="bool"/>
<field name="Index buffer size present" size="1" start="20" type="bool"/>
<field name="Index buffer present" size="1" start="21" type="bool"/>
<!-- XXX: Might be mixed up, not sure how to check that -->
<!-- Order in the cmdstream is the same as bit order for these -->
<field name="Index count present" size="1" start="22" type="bool"/>
<field name="Instance count present" size="1" start="23" type="bool"/>
<field name="Start present" size="1" start="24" type="bool"/>
<!-- 2 words, 1st word is some kind of extra vertex offset? -->
<field name="Unk 1 present" size="1" start="25" type="bool"/>
<field name="Indirect buffer present" size="1" start="26" type="bool"/>
<!-- 1 word, unknown purpose -->
<field name="Unk 2 present" size="1" start="27" type="bool"/>
<field name="Block Type" size="3" start="29" type="VDM Block Type" default="Index List"/>
</struct>