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Message
From: cvs at opencores.org<cvs@o...>
Date: Mon Oct 31 11:08:33 CET 2005
Subject: [cvs-checkins] MODIFIED: t48 ...
Date: 00/05/10 31:11:08 Modified: t48/rtl/vhdl decoder.vhd
Log:
Suppress assertion of bus_read_bus_s when interrupt is pending.
This should fix bug report
"PROBLEM WHEN INT AND JMP"
Revision Changes Path
1.21 t48/rtl/vhdl/decoder.vhd
http://www.opencores.org/cvsweb.shtml/t48/rtl/vhdl/decoder.vhd.diff?r1=1.20&r2=1.21
(In the diff below, changes in quantity of whitespace are not shown.)
Index: decoder.vhd
===================================================================
RCS file: /cvsroot/arniml/t48/rtl/vhdl/decoder.vhd,v
retrieving revision 1.20
retrieving revision 1.21
diff -u -b -r1.20 -r1.21
--- decoder.vhd 13 Sep 2005 21:08:34 -0000 1.20
+++ decoder.vhd 31 Oct 2005 10:08:33 -0000 1.21
@@ -3,7 +3,7 @@
-- The Decoder unit.
-- It decodes the instruction opcodes and executes them.
--
--- $Id: decoder.vhd,v 1.20 2005/09/13 21:08:34 arniml Exp $
+-- $Id: decoder.vhd,v 1.21 2005/10/31 10:08:33 arniml Exp $
--
-- Copyright (c) 2004, Arnim Laeuger (arniml@o...)
--
@@ -330,7 +330,9 @@
end if;
else
+ if not int_pending_s then
bus_read_bus_s <= true;
+ end if;
p2_output_pch_o <= true;
end if;
@@ -1956,6 +1958,11 @@
-- File History:
--
-- $Log: decoder.vhd,v $
+-- Revision 1.21 2005/10/31 10:08:33 arniml
+-- Suppress assertion of bus_read_bus_s when interrupt is pending.
+-- This should fix bug report
+-- "PROBLEM WHEN INT AND JMP"
+--
-- Revision 1.20 2005/09/13 21:08:34 arniml
-- move check for int_pending_s into ea_i_='0' branch
-- this fixes a glitch on PCH when an interrutp occurs
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