| Line 1... |
Line 1... |
-------------------------------------------------------------------------------
|
-------------------------------------------------------------------------------
|
--
|
--
|
-- The decoder unit.
|
-- The decoder unit.
|
-- Implements the instruction opcodes and controls all units of the T400 core.
|
-- Implements the instruction opcodes and controls all units of the T400 core.
|
--
|
--
|
-- $Id: t400_decoder.vhd,v 1.1.1.1 2006-05-06 01:56:44 arniml Exp $
|
-- $Id: t400_decoder.vhd,v 1.2 2006-05-07 02:24:16 arniml Exp $
|
--
|
--
|
-- Copyright (c) 2006 Arnim Laeuger (arniml@opencores.org)
|
-- Copyright (c) 2006 Arnim Laeuger (arniml@opencores.org)
|
--
|
--
|
-- All rights reserved
|
-- All rights reserved
|
--
|
--
|
| Line 257... |
Line 257... |
-- Implements the controlling logic of the decoder module.
|
-- Implements the controlling logic of the decoder module.
|
--
|
--
|
decoder_ctrl: process (icyc_en_i,
|
decoder_ctrl: process (icyc_en_i,
|
out_en_i, in_en_i,
|
out_en_i, in_en_i,
|
cyc_cnt_q,
|
cyc_cnt_q,
|
mnemonic_s, second_cyc_q, last_cycle_s,
|
mnemonic_q, second_cyc_q, last_cycle_s,
|
ibyte1_q, ibyte2_q,
|
ibyte1_q, ibyte2_q,
|
skip_i, skip_lbi_i,
|
skip_i, skip_lbi_i,
|
pm_addr_i, pm_data_i)
|
pm_addr_i, pm_data_i)
|
variable cyc_v : natural range 0 to 4;
|
variable cyc_v : natural range 0 to 4;
|
variable t41x_type_v : boolean;
|
variable t41x_type_v : boolean;
|
| Line 783... |
Line 783... |
|
|
-------------------------------------------------------------------------------
|
-------------------------------------------------------------------------------
|
-- File History:
|
-- File History:
|
--
|
--
|
-- $Log: not supported by cvs2svn $
|
-- $Log: not supported by cvs2svn $
|
|
-- Revision 1.1.1.1 2006/05/06 01:56:44 arniml
|
|
-- import from local CVS repository, LOC_CVS_0_1
|
|
--
|
-------------------------------------------------------------------------------
|
-------------------------------------------------------------------------------
|
|
|
No newline at end of file
|
No newline at end of file
|
