[P2] Installation and Data Preloading Issue tancheng#11 - read const…

… from ConstQueueDynamicRTL.py
yuqisun · Jan 11, 2025 · 86fc83f · 86fc83f
1 parent 5ea7ac7
commit 86fc83f
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/mem/const/ConstQueueDynamicRTL.py b/mem/const/ConstQueueDynamicRTL.py
@@ -54,6 +54,9 @@ def load_const():
         s.reg_file.wen[0] @= 1
       # s.recv_const.rdy @= 0(consumer: self) will stop receive const from inport immediately even there's rdy @= 1(self) in @update
       # so will avoid receiving new data when regs full
+      # can NOT do this by comparing cur > AddrType(const_mem_size - 1)
+      # for example: mem size=8, cur will be Bits3(0x0) once it reaches Bits3(0x7) + AddrType(1) in loop
+      # and can NOT use bigger AddrType for cur as it will be used to update waddr: (s.reg_file.waddr[0] @= s.cur), waddr is binded with mem size
       if s.cur == AddrType(const_mem_size - 1):
           s.recv_const.rdy @= 0