invert write pending before use

diff --git a/src/scoreboard/fn_unit.py b/src/scoreboard/fn_unit.py
index 886c8cf29b4d3863fde0a6591c5a0c3dba007da7..a0d317151294efa2f901a7a6afa2fc64ac0701bd 100644 (file)
--- a/src/scoreboard/fn_unit.py
+++ b/src/scoreboard/fn_unit.py
@@ -163,7 +163,7 @@ class FnUnit(Elaboratable):
         # readable output signal
         g_rd = Signal(self.reg_width, reset_less=True)
         ro = Signal(reset_less=True)
-        m.d.comb += g_rd.eq(self.g_wr_pend_i & self.rd_pend_o)
+        m.d.comb += g_rd.eq(~self.g_wr_pend_i & self.rd_pend_o)
         m.d.comb += ro.eq(~g_rd.bool())
         m.d.comb += self.readable_o.eq(ro)