srdl2sv/examples/enums/srdl2sv_out/enums.sv

552 lines
20 KiB
Systemverilog
Raw Normal View History

/*****************************************************************
*
*
*
*
*
*
*
*
* The present RTL was generated by srdl2sv v0.01. The RTL and all
* templates the RTL is derived from are licensed under the MIT
* license. The license is shown below.
*
* srdl2sv itself is licensed under GPLv3.
*
* Maintainer : Dennis Potter <dennis@dennispotter.eu>
* Report Bugs: https://github.com/Silicon1602/srdl2sv/issues
*
* ===GENERATION INFORMATION======================================
*
* Generation information:
* - User: : dpotter
* - Time : October 31 2021 16:01:37
* - Path : /home/dpotter/srdl2sv/examples/enums
* - RDL file : ['enums.rdl']
* - Hostname : ArchXPS
*
* RDL include directories:
* -
*
* Commandline arguments to srdl2sv:
* - Ouput Directory : ./srdl2sv_out
* - Stream Log Level : INFO
* - File Log Level : NONE
* - Use Real Tabs : False
* - Tab Width : 4
* - Enums Enabled : True
* - Unpacked I/Os : True
* - Register Bus Type: amba3ahblite
* - Address width : 32
* - Byte enables : True
* - Descriptions : {'AddrMap': False, 'RegFile': False, 'Memory': False, 'Register': False, 'Field': False}
*
* ===LICENSE OF ENUMS.SV=====================================
*
* Copyright 2021 Dennis Potter <dennis@dennispotter.eu>
*
* Permission is hereby granted, free of charge, to any person
* obtaining a copy of this software and associated documentation
* files (the "Software"), to deal in the Software without
* restriction, including without limitation the rights to use,
* copy, modify, merge, publish, distribute, sublicense, and/or
* sell copies of the Software, and to permit persons to whom the
* Software is furnished to do so, subject to the following
* conditions:
*
* The above copyright notice and this permission notice shall be
* included in all copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND,
* EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES
* OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND
* NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT
* HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
* OTHER DEALINGS IN THE SOFTWARE.
****************************************************************/
module enums
import enums_pkg::*;
import enums__regfile_1_pkg::*;
(
// Resets
// Inputs
input clk ,
input HRESETn ,
input [31:0] HADDR ,
input HWRITE ,
input [2:0] HSIZE ,
input [3:0] HPROT ,
input [1:0] HTRANS ,
input [32-1:0] HWDATA ,
input HSEL ,
input enums_pkg::third_enum regfile_1__reg_c__f1_in,
input [1:0] regfile_1__reg_c__f2_in,
input enums__regfile_1_pkg::fourth_enum regfile_1__reg_d__f1_in,
input [1:0] regfile_1__reg_d__f2_in,
input enums_pkg::first_enum reg_a__f1_in ,
input [1:0] reg_a__f2_in ,
input enums_pkg::second_enum reg_b__f1_in ,
input [1:0] reg_b__f2_in ,
// Outputs
output HREADYOUT ,
output HRESP ,
output [32-1:0] HRDATA ,
output enums_pkg::third_enum regfile_1__reg_c__f1_r,
output [1:0] regfile_1__reg_c__f2_r,
output enums__regfile_1_pkg::fourth_enum regfile_1__reg_d__f1_r,
output [1:0] regfile_1__reg_d__f2_r,
output enums_pkg::first_enum reg_a__f1_r ,
output [1:0] reg_a__f2_r ,
output enums_pkg::second_enum reg_b__f1_r ,
output [1:0] reg_b__f2_r
);
// Internal signals
srdl2sv_widget_if #(.ADDR_W (32), .DATA_W(32)) widget_if;
/*******************************************************************
* AMBA 3 AHB Lite Widget
* ======================
* Naming conventions
* - widget_if -> SystemVerilog interface to between widgets
* and the internal srdl2sv registers.
* - H* -> Signals as defined in AMBA3 AHB Lite
* specification
* - clk -> Clock that drives registers and the bus
*******************************************************************/
srdl2sv_amba3ahblite
#(.FLOP_REGISTER_IF (0),
.BUS_BITS (32),
.NO_BYTE_ENABLE (0))
srdl2sv_amba3ahblite_inst
(// Bus protocol
.HRESETn,
.HCLK (clk),
.HADDR,
.HWRITE,
.HSIZE,
.HPROT,
.HTRANS,
.HWDATA,
.HSEL,
.HREADYOUT,
.HRESP,
.HRDATA,
// Interface to internal logic
.widget_if);
/*******************************************************************
*******************************************************************
* REGFILE : regfile_1
* DIMENSION : 0
* DEPTHS (per dimension): []
*******************************************************************
*******************************************************************/
/*******************************************************************
/*******************************************************************
/* REGISTER : reg_c
/* DIMENSION : 0
/* DEPTHS (per dimension): []
/*******************************************************************
/*******************************************************************/
logic regfile_1__reg_c_active ;
logic regfile_1__reg_c_sw_wr ;
logic [31:0] regfile_1__reg_c_data_mux_in;
logic regfile_1__reg_c_rdy_mux_in ;
logic regfile_1__reg_c_err_mux_in ;
enums_pkg::third_enum regfile_1__reg_c__f1_q ;
logic [1:0] regfile_1__reg_c__f2_q ;
// Register-activation for 'regfile_1__reg_c'
assign regfile_1__reg_c_active = widget_if.addr == 8;
assign regfile_1__reg_c_sw_wr = regfile_1__reg_c_active && widget_if.w_vld;
//-----------------FIELD SUMMARY-----------------
// name : f1 (regfile_1__reg_c[1:0])
// access : hw = rw
// sw = rw (precedence)
// reset : - / -
// flags : ['sw', 'encode']
// external : False
// storage type : StorageType.FLOPS
//-----------------------------------------------
always_ff @(posedge clk)
begin
if (regfile_1__reg_c_sw_wr)
begin
if (widget_if.byte_en[0])
regfile_1__reg_c__f1_q[1:0] <= widget_if.w_data[1:0];
end
else
// we or wel property not set
regfile_1__reg_c__f1_q <= regfile_1__reg_c__f1_in;
end // of regfile_1__reg_c__f1's always_ff
// Connect register to hardware output port
assign regfile_1__reg_c__f1_r = regfile_1__reg_c__f1_q;
//-----------------FIELD SUMMARY-----------------
// name : f2 (regfile_1__reg_c[9:8])
// access : hw = rw
// sw = rw (precedence)
// reset : - / -
// flags : ['sw']
// external : False
// storage type : StorageType.FLOPS
//-----------------------------------------------
always_ff @(posedge clk)
begin
if (regfile_1__reg_c_sw_wr)
begin
if (widget_if.byte_en[1])
regfile_1__reg_c__f2_q[1:0] <= widget_if.w_data[9:8];
end
else
// we or wel property not set
regfile_1__reg_c__f2_q <= regfile_1__reg_c__f2_in;
end // of regfile_1__reg_c__f2's always_ff
// Connect register to hardware output port
assign regfile_1__reg_c__f2_r = regfile_1__reg_c__f2_q;
/**************************************
* Assign all fields to signal to Mux *
**************************************/
// Assign all fields. Fields that are not readable are tied to 0.
assign regfile_1__reg_c_data_mux_in = {{22{1'b0}}, regfile_1__reg_c__f2_q, {6{1'b0}}, regfile_1__reg_c__f1_q};
// Internal registers are ready immediately
assign regfile_1__reg_c_rdy_mux_in = 1'b1;
// Return an error if *no* read and *no* write was succesful. If some bits
// cannot be read/written but others are succesful, don't return and error
// Hence, as long as one action can be succesful, no error will be returned.
assign regfile_1__reg_c_err_mux_in = !((widget_if.r_vld && (widget_if.byte_en[0] || widget_if.byte_en[1])) || (widget_if.w_vld && (widget_if.byte_en[0] || widget_if.byte_en[1])));
/*******************************************************************
/*******************************************************************
/* REGISTER : reg_d
/* DIMENSION : 0
/* DEPTHS (per dimension): []
/*******************************************************************
/*******************************************************************/
logic regfile_1__reg_d_active ;
logic regfile_1__reg_d_sw_wr ;
logic [31:0] regfile_1__reg_d_data_mux_in;
logic regfile_1__reg_d_rdy_mux_in ;
logic regfile_1__reg_d_err_mux_in ;
enums__regfile_1_pkg::fourth_enum regfile_1__reg_d__f1_q ;
logic [1:0] regfile_1__reg_d__f2_q ;
// Register-activation for 'regfile_1__reg_d'
assign regfile_1__reg_d_active = widget_if.addr == 12;
assign regfile_1__reg_d_sw_wr = regfile_1__reg_d_active && widget_if.w_vld;
//-----------------FIELD SUMMARY-----------------
// name : f1 (regfile_1__reg_d[1:0])
// access : hw = rw
// sw = rw (precedence)
// reset : - / -
// flags : ['sw', 'encode']
// external : False
// storage type : StorageType.FLOPS
//-----------------------------------------------
always_ff @(posedge clk)
begin
if (regfile_1__reg_d_sw_wr)
begin
if (widget_if.byte_en[0])
regfile_1__reg_d__f1_q[1:0] <= widget_if.w_data[1:0];
end
else
// we or wel property not set
regfile_1__reg_d__f1_q <= regfile_1__reg_d__f1_in;
end // of regfile_1__reg_d__f1's always_ff
// Connect register to hardware output port
assign regfile_1__reg_d__f1_r = regfile_1__reg_d__f1_q;
//-----------------FIELD SUMMARY-----------------
// name : f2 (regfile_1__reg_d[9:8])
// access : hw = rw
// sw = rw (precedence)
// reset : - / -
// flags : ['sw']
// external : False
// storage type : StorageType.FLOPS
//-----------------------------------------------
always_ff @(posedge clk)
begin
if (regfile_1__reg_d_sw_wr)
begin
if (widget_if.byte_en[1])
regfile_1__reg_d__f2_q[1:0] <= widget_if.w_data[9:8];
end
else
// we or wel property not set
regfile_1__reg_d__f2_q <= regfile_1__reg_d__f2_in;
end // of regfile_1__reg_d__f2's always_ff
// Connect register to hardware output port
assign regfile_1__reg_d__f2_r = regfile_1__reg_d__f2_q;
/**************************************
* Assign all fields to signal to Mux *
**************************************/
// Assign all fields. Fields that are not readable are tied to 0.
assign regfile_1__reg_d_data_mux_in = {{22{1'b0}}, regfile_1__reg_d__f2_q, {6{1'b0}}, regfile_1__reg_d__f1_q};
// Internal registers are ready immediately
assign regfile_1__reg_d_rdy_mux_in = 1'b1;
// Return an error if *no* read and *no* write was succesful. If some bits
// cannot be read/written but others are succesful, don't return and error
// Hence, as long as one action can be succesful, no error will be returned.
assign regfile_1__reg_d_err_mux_in = !((widget_if.r_vld && (widget_if.byte_en[0] || widget_if.byte_en[1])) || (widget_if.w_vld && (widget_if.byte_en[0] || widget_if.byte_en[1])));
/*******************************************************************
/*******************************************************************
/* REGISTER : reg_a
/* DIMENSION : 0
/* DEPTHS (per dimension): []
/*******************************************************************
/*******************************************************************/
logic reg_a_active ;
logic reg_a_sw_wr ;
logic [31:0] reg_a_data_mux_in;
logic reg_a_rdy_mux_in ;
logic reg_a_err_mux_in ;
enums_pkg::first_enum reg_a__f1_q ;
logic [1:0] reg_a__f2_q ;
// Register-activation for 'reg_a'
assign reg_a_active = widget_if.addr == 0;
assign reg_a_sw_wr = reg_a_active && widget_if.w_vld;
//-----------------FIELD SUMMARY-----------------
// name : f1 (reg_a[1:0])
// access : hw = rw
// sw = rw (precedence)
// reset : - / -
// flags : ['sw', 'encode']
// external : False
// storage type : StorageType.FLOPS
//-----------------------------------------------
always_ff @(posedge clk)
begin
if (reg_a_sw_wr)
begin
if (widget_if.byte_en[0])
reg_a__f1_q[1:0] <= widget_if.w_data[1:0];
end
else
// we or wel property not set
reg_a__f1_q <= reg_a__f1_in;
end // of reg_a__f1's always_ff
// Connect register to hardware output port
assign reg_a__f1_r = reg_a__f1_q;
//-----------------FIELD SUMMARY-----------------
// name : f2 (reg_a[9:8])
// access : hw = rw
// sw = rw (precedence)
// reset : - / -
// flags : ['sw']
// external : False
// storage type : StorageType.FLOPS
//-----------------------------------------------
always_ff @(posedge clk)
begin
if (reg_a_sw_wr)
begin
if (widget_if.byte_en[1])
reg_a__f2_q[1:0] <= widget_if.w_data[9:8];
end
else
// we or wel property not set
reg_a__f2_q <= reg_a__f2_in;
end // of reg_a__f2's always_ff
// Connect register to hardware output port
assign reg_a__f2_r = reg_a__f2_q;
/**************************************
* Assign all fields to signal to Mux *
**************************************/
// Assign all fields. Fields that are not readable are tied to 0.
assign reg_a_data_mux_in = {{22{1'b0}}, reg_a__f2_q, {6{1'b0}}, reg_a__f1_q};
// Internal registers are ready immediately
assign reg_a_rdy_mux_in = 1'b1;
// Return an error if *no* read and *no* write was succesful. If some bits
// cannot be read/written but others are succesful, don't return and error
// Hence, as long as one action can be succesful, no error will be returned.
assign reg_a_err_mux_in = !((widget_if.r_vld && (widget_if.byte_en[0] || widget_if.byte_en[1])) || (widget_if.w_vld && (widget_if.byte_en[0] || widget_if.byte_en[1])));
/*******************************************************************
/*******************************************************************
/* REGISTER : reg_b
/* DIMENSION : 0
/* DEPTHS (per dimension): []
/*******************************************************************
/*******************************************************************/
logic reg_b_active ;
logic reg_b_sw_wr ;
logic [31:0] reg_b_data_mux_in;
logic reg_b_rdy_mux_in ;
logic reg_b_err_mux_in ;
enums_pkg::second_enum reg_b__f1_q ;
logic [1:0] reg_b__f2_q ;
// Register-activation for 'reg_b'
assign reg_b_active = widget_if.addr == 4;
assign reg_b_sw_wr = reg_b_active && widget_if.w_vld;
//-----------------FIELD SUMMARY-----------------
// name : f1 (reg_b[1:0])
// access : hw = rw
// sw = rw (precedence)
// reset : - / -
// flags : ['sw', 'encode']
// external : False
// storage type : StorageType.FLOPS
//-----------------------------------------------
always_ff @(posedge clk)
begin
if (reg_b_sw_wr)
begin
if (widget_if.byte_en[0])
reg_b__f1_q[1:0] <= widget_if.w_data[1:0];
end
else
// we or wel property not set
reg_b__f1_q <= reg_b__f1_in;
end // of reg_b__f1's always_ff
// Connect register to hardware output port
assign reg_b__f1_r = reg_b__f1_q;
//-----------------FIELD SUMMARY-----------------
// name : f2 (reg_b[9:8])
// access : hw = rw
// sw = rw (precedence)
// reset : - / -
// flags : ['sw']
// external : False
// storage type : StorageType.FLOPS
//-----------------------------------------------
always_ff @(posedge clk)
begin
if (reg_b_sw_wr)
begin
if (widget_if.byte_en[1])
reg_b__f2_q[1:0] <= widget_if.w_data[9:8];
end
else
// we or wel property not set
reg_b__f2_q <= reg_b__f2_in;
end // of reg_b__f2's always_ff
// Connect register to hardware output port
assign reg_b__f2_r = reg_b__f2_q;
/**************************************
* Assign all fields to signal to Mux *
**************************************/
// Assign all fields. Fields that are not readable are tied to 0.
assign reg_b_data_mux_in = {{22{1'b0}}, reg_b__f2_q, {6{1'b0}}, reg_b__f1_q};
// Internal registers are ready immediately
assign reg_b_rdy_mux_in = 1'b1;
// Return an error if *no* read and *no* write was succesful. If some bits
// cannot be read/written but others are succesful, don't return and error
// Hence, as long as one action can be succesful, no error will be returned.
assign reg_b_err_mux_in = !((widget_if.r_vld && (widget_if.byte_en[0] || widget_if.byte_en[1])) || (widget_if.w_vld && (widget_if.byte_en[0] || widget_if.byte_en[1])));
// Read multiplexer
always_comb
begin
unique case (1'b1)
regfile_1__reg_c_active:
begin
widget_if.r_data = regfile_1__reg_c_data_mux_in;
widget_if.err = regfile_1__reg_c_err_mux_in;
widget_if.rdy = regfile_1__reg_c_rdy_mux_in;
end
regfile_1__reg_d_active:
begin
widget_if.r_data = regfile_1__reg_d_data_mux_in;
widget_if.err = regfile_1__reg_d_err_mux_in;
widget_if.rdy = regfile_1__reg_d_rdy_mux_in;
end
reg_a_active:
begin
widget_if.r_data = reg_a_data_mux_in;
widget_if.err = reg_a_err_mux_in;
widget_if.rdy = reg_a_rdy_mux_in;
end
reg_b_active:
begin
widget_if.r_data = reg_b_data_mux_in;
widget_if.err = reg_b_err_mux_in;
widget_if.rdy = reg_b_rdy_mux_in;
end
default:
begin
// If the address is not found, return an error
widget_if.r_data = 0;
widget_if.err = 1;
widget_if.rdy = widget_if.r_vld || widget_if.w_vld;
end
endcase
end
endmodule