gateware: fix mailbox.

2016-11-01 02:33:00 +00:00 · 2016-11-01 02:33:00 +00:00 · 18ae8d54a3
parent 898a716b91
commit 18ae8d54a3
1 changed files with 2 additions and 2 deletions
--- a/artiq/gateware/amp/mailbox.py
+++ b/artiq/gateware/amp/mailbox.py
@ -12,10 +12,10 @@ class Mailbox(Module):
        values = Array([Signal(32) for _ in range(size)])
        for i in self.i1, self.i2:
            self.sync += [
-                i.dat_r.eq(values[i.adr]),
+                i.dat_r.eq(values[i.adr & 0xff]),
                i.ack.eq(0),
                If(i.cyc & i.stb & ~i.ack,
                    i.ack.eq(1),
-                    If(i.we, values[i.adr].eq(i.dat_w))
+                    If(i.we, values[i.adr & 0xff].eq(i.dat_w))
                )
            ]