freedreno/registers: Label firstIndex field in CP_DRAW_INDX_OFFSET

Based on comparing the implementations of CP_DRAW_INDX_OFFSET and
CP_DRAW_INDIRECT, this is what this field is for.

Part-of: <https://gitlab.freedesktop.org/mesa/mesa/-/merge_requests/5644>

diff --git a/src/freedreno/registers/adreno_pm4.xml b/src/freedreno/registers/adreno_pm4.xml
index 1718400..c39fb9c 100644 (file)
--- a/src/freedreno/registers/adreno_pm4.xml
+++ b/src/freedreno/registers/adreno_pm4.xml
@@ -698,6 +698,7 @@ opcode: CP_LOAD_STATE4 (30) (4 dwords)
                <bitfield name="NUM_INDICES" low="0" high="31" type="uint"/>
        </reg32>
        <reg32 offset="3" name="3">
+               <bitfield name="FIRST_INDX" low="0" high="31"/>
        </reg32>
 
        <stripe variants="A5XX-">