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From: cvs at opencores.org<cvs@o...>
Date: Sun May 28 17:32:40 CEST 2006
Subject: [cvs-checkins] MODIFIED: t400 ...
Date: 00/06/05 28:17:32

Modified: t400/rtl/vhdl t400_pmem_ctrl.vhd
Log:
load 0x100 upon interrupt




Revision Changes Path
1.3 t400/rtl/vhdl/t400_pmem_ctrl.vhd

http://www.opencores.org/cvsweb.shtml/t400/rtl/vhdl/t400_pmem_ctrl.vhd.diff?r1=1.2&r2=1.3

(In the diff below, changes in quantity of whitespace are not shown.)

Index: t400_pmem_ctrl.vhd
===================================================================
RCS file: /cvsroot/arniml/t400/rtl/vhdl/t400_pmem_ctrl.vhd,v
retrieving revision 1.2
retrieving revision 1.3
diff -u -b -r1.2 -r1.3
--- t400_pmem_ctrl.vhd 27 May 2006 19:16:52 -0000 1.2
+++ t400_pmem_ctrl.vhd 28 May 2006 15:32:40 -0000 1.3
@@ -2,7 +2,7 @@
--
-- The Program memory controller.
--
--- $Id: t400_pmem_ctrl.vhd,v 1.2 2006/05/27 19:16:52 arniml Exp $
+-- $Id: t400_pmem_ctrl.vhd,v 1.3 2006/05/28 15:32:40 arniml Exp $
--
-- Copyright (c) 2006 Arnim Laeuger (arniml@o...)
--
@@ -153,9 +153,9 @@
-- load interrupt vector --------------------------------------------
when PC_INT =>
if opt_type_g = t400_opt_type_420_c then
- -- vector to address 0x0ff
- pc_q <= (7 downto 0 => '1',
- others => '0');
+ -- load address 0x100, i.e. skip first instruction at
+ -- vector address 0x0ff which has to be a NOP :-)
+ pc_q <= (8 => '1', others => '0');
end if;

when others =>
@@ -187,6 +187,9 @@
-- File History:
--
-- $Log: t400_pmem_ctrl.vhd,v $
+-- Revision 1.3 2006/05/28 15:32:40 arniml
+-- load 0x100 upon interrupt
+--
-- Revision 1.2 2006/05/27 19:16:52 arniml
-- interrupt functionality added
--