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@@ -1,35 +1,34 @@
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-------------------------------------------------------------------------
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-- Project: JCPU, a portable 8-bit RISC CPU written in VHDL
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-- This file: The call/return/data stack
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-- Project: FIFO, generic FIFOs written in VHDL
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-- Release 1
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--
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-- Copyright (C) 2007 J. Ahrensfeld
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--
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-- This library is free software; you can redistribute it and/or
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-- modify it under the terms of the GNU Lesser General Public
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-- License as published by the Free Software Foundation; either
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-- version 2.1 of the License, or (at your option) any later version.
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--
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-- This library is distributed in the hope that it will be useful,
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-- but WITHOUT ANY WARRANTY; without even the implied warranty of
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-- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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-- Lesser General Public License for more details.
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--
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-- You should have received a copy of the GNU Lesser General Public
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-- License along with this library; if not, write to the Free Software
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-- Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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--
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-- For questions and ideas, please contact the author at jens@jayfield.org
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-----------------------------------------------------------------------
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-- $Header: /tmp/cvsroot/VHDL/lib/FIFO/src/sync_fifo_ctrl.vhd,v 1.2 2008-10-12 18:04:36 Jens Exp $
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--
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-----------------------------------------------------------------------
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library IEEE;
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use IEEE.STD_LOGIC_1164.ALL;
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use IEEE.numeric_std.ALL;
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entity sync_fifo_ctrl is
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Generic (
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entity fifo_sync_ctrl is
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Generic
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(
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addr_width : integer := 3;
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almost_full_thresh : integer := 6;
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almost_empty_thresh : integer := 2
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@@ -49,9 +48,9 @@ entity sync_fifo_ctrl is
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fifo_afull : out STD_LOGIC;
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fifo_aempty : out STD_LOGIC
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);
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end sync_fifo_ctrl;
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end fifo_sync_ctrl;
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architecture Behavioral of sync_fifo_ctrl is
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architecture Behavioral of fifo_sync_ctrl is
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signal pW, pW_cnt, pW_next : unsigned (addr_width-1 downto 0);
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signal pR, pR_cnt, pR_next : unsigned (addr_width-1 downto 0);
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