r500/regs/cp_rb_wptr_delay.txt
2025-10-13 08:44:03 -05:00

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Field Name Bits Default Description
PRE_WRITE_TIMER 27:0 0x0 Pre-Write Timer. The number of clocks that a write to
the CP_RB_WPTR register will be delayed until actually
taking effect. Default = 0
PRE_WRITE_LIMIT 31:28 0x0 Pre-Write Limit. The number of times that the
CP_RB_WPTR register can be written (while the
PRE_WRITE_TIMER has not expired) before the
CP_RB_WPTR register is forced to be updated with the
most recently written value. Default = 0