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[/] [qaz_libs/] [trunk/] [PCIe/] [sim/] [src/] [pcie_monitor_pkg.sv] - Rev 38
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//////////////////////////////////////////////////////////////////////
//// ////
//// Copyright (C) 2015 Authors and OPENCORES.ORG ////
//// ////
//// This source file may be used and distributed without ////
//// restriction provided that this copyright statement is not ////
//// removed from the file and that any derivative work contains ////
//// the original copyright notice and the associated disclaimer. ////
//// ////
//// This source file is free software; you can redistribute it ////
//// and/or modify it under the terms of the GNU Lesser General ////
//// Public License as published by the Free Software Foundation; ////
//// either version 2.1 of the License, or (at your option) any ////
//// later version. ////
//// ////
//// This source is distributed in the hope that it will be ////
//// useful, but WITHOUT ANY WARRANTY; without even the implied ////
//// warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR ////
//// PURPOSE. See the GNU Lesser General Public License for more ////
//// details. ////
//// ////
//// You should have received a copy of the GNU Lesser General ////
//// Public License along with this source; if not, download it ////
//// from http://www.opencores.org/lgpl.shtml ////
//// ////
//////////////////////////////////////////////////////////////////////
// --------------------------------------------------------------------
//
package pcie_monitor_pkg;
typedef enum
{
MRd, // Memory Read Request
MRdLk, // Memory Read Request-Locked
MWr, // Memory Write Request
IORd, // I/O Read Request
IOWr, // I/O Write Request
CfgRd0, // Configuration Read Type
CfgWr0, // Configuration Write Type
CfgRd1, // Configuration Read Type
CfgWr1, // Configuration Write Type
TCfgRd, // Deprecated TLP Type3
TCfgWr, // Deprecated TLP Type3
Msg, // Message Request
MsgD, // Message Request with data payload
Cpl, // Completion without Data
CplD, // Completion with Data
CplLk, // Completion for Locked Memory Read without Data
CplDLk, // Completion for Locked Memory Read
FetchAdd, // Fetch and Add AtomicOp Request
Swap, // Unconditional Swap AtomicOp Request
CAS, // Compare and Swap AtomicOp Request
LPrfx, // Local TLP Prefix
EPrfx, // End-End TLP Prefix
Reserved
} tlp_type_t;
typedef enum
{
ROUTING_UNKNOWN,
ADDRESS,
ID,
IMPLICIT
} tlp_routing_t;
typedef enum
{
TRANSACTION_UNKNOWN,
REQUESTER,
COMPLETER
} tlp_transaction_t;
// --------------------------------------------------------------------
//
class base_tlp_packet_class;
tlp_type_t header_type = Reserved;
tlp_routing_t routing_type = ROUTING_UNKNOWN;
tlp_transaction_t transaction_type = TRANSACTION_UNKNOWN;
logic [7:0] fmt_type;
logic [2:0] tc;
logic th;
logic [2:0] attr;
logic td;
logic ep;
logic [9:0] length;
logic [7:0] header [16];
logic header_is_4_dw;
// --------------------------------------------------------------------
//
function tlp_type_t get_tlp_type(logic [7:0] fmt_type);
casez(fmt_type)
8'b000_00000: get_tlp_type = MRd;
8'b001_00000: get_tlp_type = MRd;
8'b000_00001: get_tlp_type = MRdLk;
8'b001_00001: get_tlp_type = MRdLk;
8'b010_00000: get_tlp_type = MWr;
8'b011_00000: get_tlp_type = MWr;
8'b000_00010: get_tlp_type = IORd;
8'b010_00010: get_tlp_type = IOWr;
8'b000_00100: get_tlp_type = CfgRd0;
8'b010_00100: get_tlp_type = CfgWr0;
8'b000_00101: get_tlp_type = CfgRd1;
8'b010_00101: get_tlp_type = CfgWr1;
8'b000_11011: get_tlp_type = TCfgRd;
8'b010_11011: get_tlp_type = TCfgWr;
8'b001_10???: get_tlp_type = Msg;
8'b011_10???: get_tlp_type = MsgD;
8'b000_01010: get_tlp_type = Cpl;
8'b010_01010: get_tlp_type = CplD;
8'b000_01011: get_tlp_type = CplLk;
8'b010_01011: get_tlp_type = CplDLk;
8'b010_01100: get_tlp_type = FetchAdd;
8'b011_01100: get_tlp_type = FetchAdd;
8'b010_01101: get_tlp_type = Swap;
8'b011_01101: get_tlp_type = Swap;
8'b010_01110: get_tlp_type = CAS;
8'b011_01110: get_tlp_type = CAS;
8'b100_0????: get_tlp_type = LPrfx;
8'b100_1????: get_tlp_type = EPrfx;
default: get_tlp_type = Reserved;
endcase
endfunction: get_tlp_type
// --------------------------------------------------------------------
//
function tlp_routing_t get_tlp_routing(tlp_type_t tlp_type);
case(tlp_type)
MRd: get_tlp_routing = ADDRESS;
MRdLk: get_tlp_routing = ADDRESS;
MWr: get_tlp_routing = ADDRESS;
IORd: get_tlp_routing = ADDRESS;
IOWr: get_tlp_routing = ADDRESS;
CfgRd0: get_tlp_routing = ID;
CfgWr0: get_tlp_routing = ID;
CfgRd1: get_tlp_routing = ID;
CfgWr1: get_tlp_routing = ID;
TCfgRd: get_tlp_routing = ID;
TCfgWr: get_tlp_routing = ID;
Msg: get_tlp_routing = ROUTING_UNKNOWN;
MsgD: get_tlp_routing = ROUTING_UNKNOWN;
Cpl: get_tlp_routing = ID;
CplD: get_tlp_routing = ID;
CplLk: get_tlp_routing = ID;
CplDLk: get_tlp_routing = ID;
FetchAdd: get_tlp_routing = ROUTING_UNKNOWN;
Swap: get_tlp_routing = ROUTING_UNKNOWN;
CAS: get_tlp_routing = ROUTING_UNKNOWN;
LPrfx: get_tlp_routing = ROUTING_UNKNOWN;
EPrfx: get_tlp_routing = ROUTING_UNKNOWN;
default: get_tlp_routing = ROUTING_UNKNOWN;
endcase
endfunction: get_tlp_routing
// --------------------------------------------------------------------
//
function tlp_transaction_t get_tlp_transaction(tlp_type_t tlp_type);
case(tlp_type)
MRd: get_tlp_transaction = REQUESTER;
MRdLk: get_tlp_transaction = REQUESTER;
MWr: get_tlp_transaction = REQUESTER;
IORd: get_tlp_transaction = REQUESTER;
IOWr: get_tlp_transaction = REQUESTER;
CfgRd0: get_tlp_transaction = REQUESTER;
CfgWr0: get_tlp_transaction = REQUESTER;
CfgRd1: get_tlp_transaction = REQUESTER;
CfgWr1: get_tlp_transaction = REQUESTER;
TCfgRd: get_tlp_transaction = REQUESTER;
TCfgWr: get_tlp_transaction = REQUESTER;
Msg: get_tlp_transaction = REQUESTER;
MsgD: get_tlp_transaction = REQUESTER;
Cpl: get_tlp_transaction = COMPLETER;
CplD: get_tlp_transaction = COMPLETER;
CplLk: get_tlp_transaction = COMPLETER;
CplDLk: get_tlp_transaction = COMPLETER;
FetchAdd: get_tlp_transaction = TRANSACTION_UNKNOWN;
Swap: get_tlp_transaction = TRANSACTION_UNKNOWN;
CAS: get_tlp_transaction = TRANSACTION_UNKNOWN;
LPrfx: get_tlp_transaction = TRANSACTION_UNKNOWN;
EPrfx: get_tlp_transaction = TRANSACTION_UNKNOWN;
default: get_tlp_transaction = TRANSACTION_UNKNOWN;
endcase
endfunction: get_tlp_transaction
// --------------------------------------------------------------------
//
function void display_tlp_cfg(tlp_type_t tlp_type);
logic [5:0] Register_Number = header[11][7:2];
logic [3:0] Extended_Register_Number = header[10][3:0];
// $display("??? %16.t | Register_Number = %b", $time, Register_Number);
// $display("??? %16.t | Extended_Register_Number = %b", $time, Extended_Register_Number);
$display("??? %16.t | config offset = 0x%5.x",
$time, {Extended_Register_Number, Register_Number, 2'b00});
endfunction: display_tlp_cfg
// --------------------------------------------------------------------
//
function void display_tlp_type(tlp_type_t tlp_type);
case(tlp_type)
// MRd: get_tlp_transaction = REQUESTER;
// MRdLk: get_tlp_transaction = REQUESTER;
// MWr: get_tlp_transaction = REQUESTER;
// IORd: get_tlp_transaction = REQUESTER;
// IOWr: get_tlp_transaction = REQUESTER;
CfgRd0: display_tlp_cfg(tlp_type);
CfgWr0: display_tlp_cfg(tlp_type);
CfgRd1: display_tlp_cfg(tlp_type);
CfgWr1: display_tlp_cfg(tlp_type);
TCfgRd: display_tlp_cfg(tlp_type);
TCfgWr: display_tlp_cfg(tlp_type);
// Msg: get_tlp_transaction = REQUESTER;
// MsgD: get_tlp_transaction = REQUESTER;
// Cpl: get_tlp_transaction = COMPLETER;
// CplD: get_tlp_transaction = COMPLETER;
// CplLk: get_tlp_transaction = COMPLETER;
// CplDLk: get_tlp_transaction = COMPLETER;
// FetchAdd: get_tlp_transaction = TRANSACTION_UNKNOWN;
// Swap: get_tlp_transaction = TRANSACTION_UNKNOWN;
// CAS: get_tlp_transaction = TRANSACTION_UNKNOWN;
// LPrfx: get_tlp_transaction = TRANSACTION_UNKNOWN;
// EPrfx: get_tlp_transaction = TRANSACTION_UNKNOWN;
default: return;
endcase
endfunction: display_tlp_type
// --------------------------------------------------------------------
//
function void set_little_endian_header( logic [127:0] data);
logic [2:0] fmt = data[7:5];
if(fmt > 3'b011)
begin
$display("!!! %16.t | fmt 3'b%b not supported", $time, fmt);
$stop;
end
header_is_4_dw = data[5];
for(int i = 0; i < (header_is_4_dw ? 16 : 12); i += 4)
{header[i + 0], header[i + 1], header[i + 2], header[i + 3]} = data[i*8 +: 32];
header_type = get_tlp_type(header[0]);
routing_type = get_tlp_routing(header_type);
transaction_type = get_tlp_transaction(header_type);
fmt_type = header[0];
tc = header[1][6:4];
th = header[1][0];
attr = {header[1][2], header[2][5:4]};
td = header[2][7];
ep = header[2][6];
length = {header[2][1:0], header[3]};
endfunction: set_little_endian_header
// --------------------------------------------------------------------
//
function void display_header(string str);
$display("??? %16.t | .....................", $time);
$display("??? %16.t | %s | TLP type | %s", $time, str, header_type.name);
// $display("??? %16.t | fmt = %b | type = %b", $time, fmt_type[7:5], fmt_type[4:0]);
$display("??? %16.t | length = %d", $time, length);
$display("??? %16.t | tc = %b | th = %b | attr = %b | td = %b | ep = %b",
$time, tc, th, attr, td, ep);
if(routing_type == ADDRESS)
if(header_is_4_dw)
$display("??? %16.t | address[63:0] = 0x%16.x", $time,
{ header[8], header[9], header[10], header[11],
header[12], header[13], header[14], header[15][7:2], 2'b00});
else
$display("??? %16.t | address[31:0] = 0x%8.x", $time,
{ header[8], header[9], header[10], header[11][7:2], 2'b00});
else if(routing_type == ID)
$display("??? %16.t | bus = 0x%2.x | device = 0x%x | function = 0x%x", $time,
header[8], header[9][7:3], header[9][2:0]);
if(transaction_type == COMPLETER)
begin
$display("??? %16.t | Completer ID = %b", $time, {header[4], header[5]});
$display("??? %16.t | requester ID = %b", $time, {header[8], header[9]});
$display("??? %16.t | tag = %b", $time, header[10]);
end
else
begin
$display("??? %16.t | requester ID = %b", $time, {header[4], header[5]});
$display("??? %16.t | tag = %b", $time, header[6]);
$display("??? %16.t | last DW BE = %b | first DW BE = %b",
$time, header[7][7:4], header[7][3:0]);
end
display_tlp_type(header_type);
$display("??? %16.t | ---------------------", $time);
endfunction: display_header
// //--------------------------------------------------------------------
// //
// function new;
// endfunction: new
// --------------------------------------------------------------------
//
endclass: base_tlp_packet_class
// --------------------------------------------------------------------
//
endpackage: pcie_monitor_pkg
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