source: XOpenSparcT1/trunk/T1-FPU/fpu_rptr_min_global.v @ 6

Revision 6, 1.9 KB checked in by pntsvt00, 13 years ago (diff)

versione iniziale opensparc

Line 
1// ========== Copyright Header Begin ==========================================
2//
3// OpenSPARC T1 Processor File: fpu_rptr_min_global.v
4// Copyright (c) 2006 Sun Microsystems, Inc.  All Rights Reserved.
5// DO NOT ALTER OR REMOVE COPYRIGHT NOTICES.
6//
7// The above named program is free software; you can redistribute it and/or
8// modify it under the terms of the GNU General Public
9// License version 2 as published by the Free Software Foundation.
10//
11// The above named program is distributed in the hope that it will be
12// useful, but WITHOUT ANY WARRANTY; without even the implied warranty of
13// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
14// General Public License for more details.
15//
16// You should have received a copy of the GNU General Public
17// License along with this work; if not, write to the Free Software
18// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
19//
20// ========== Copyright Header End ============================================
21
22// global (bufrpt_grp4 used to buffer rst_l, scan signals) and mintiming buffers in this file
23
24// fpu_bufrpt_grp4: 4 bit wide to fix max trans time for scan, reset
25module fpu_bufrpt_grp4 (
26        in,
27        out
28);
29       
30        input [3:0] in;
31        output [3:0] out;
32
33        assign out[3:0] = in[3:0];
34
35endmodule
36
37
38// fpu_rptr_fp_cpx_grp16: 16 bit wide vertical MSB top mintiming buffer for fp_cpx*
39module fpu_rptr_fp_cpx_grp16 (
40        in,
41        out
42);
43
44        input [15:0] in;
45        output [15:0] out;
46
47        assign out[15:0] = in[15:0];
48
49endmodule
50
51
52// fpu_rptr_pcx_fpio_grp16: 16 bit wide mintming vertical buffer, MSB top, for pcx_fpio*
53// use minbuf_5x -> buf_5x -> buf_30x
54module fpu_rptr_pcx_fpio_grp16 (
55        in,
56        out
57);
58
59        input [15:0] in;
60        output [15:0] out;
61
62        assign out[15:0] = in[15:0];
63
64endmodule
65
66// fpu_rptr_inq: 156 bits wide mintiming buffer for inq_sram din (matched to inq_sram bit order)
67module fpu_rptr_inq (
68        in,
69        out
70);
71       
72        input [155:0] in;
73        output [155:0] out;
74
75        assign out[155:0] = in[155:0];
76
77endmodule
78
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