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// DESCRIPTION: Verilator: Large test for SystemVerilog
// This file ONLY is placed into the Public Domain, for any use,
// without warranty, 2012.
// SPDX-License-Identifier: CC0-1.0
// Contributed by M W Lund, Atmel Corporation.
interface pads_if();
// ***************************************************************************
// Local Parameters
// ***************************************************************************
localparam
NUMPADS = $size( pinout );
// ***************************************************************************
// Interface Variables
// ***************************************************************************
// - PADS Digital Interface -
logic pullup_en [1:NUMPADS];// Pull-up/down/bus-keeper enable.
logic pulldown_en [1:NUMPADS];// Pull direction (0:Pull-up; 1:Pull-down).
logic output_en [1:NUMPADS];// Digital output buffer enable.
logic output_val [1:NUMPADS];// Digital output value.
logic input_en [1:NUMPADS];// Digital input buffer enable.
logic slew_limit_en [1:NUMPADS];// Slew rate limiter enable.
logic input_val [1:NUMPADS];// Digital input value.
// - PADS Analog Interface -
logic ana_override [1:NUMPADS];// Disables digital output when driving analog output.
wire ana [1:NUMPADS];
// ***************************************************************************
// Modports
// ***************************************************************************
modport mp_pads(
input pullup_en,
input pulldown_en,
input output_en,
input output_val,
input slew_limit_en,
input input_en,
output input_val,
input ana_override,
inout ana );
modport mp_dig(
import IsPad,
import IsPort,
import Init,
output pullup_en,
output pulldown_en,
output output_en,
output output_val,
output slew_limit_en,
output input_en,
input input_val );
modport mp_ana(
import IsPad,
output ana_override,
inout ana );
// ***************************************************************************
// Check for which pins exists
// ***************************************************************************
bit [PINID_D7:PINID_A0] exists;
function automatic void Init( );
exists = {(PINID_D7+1){1'b0}};
for ( int i = 1; i <= $size( pinout ); i++ )
if ( PINID_D7 >= pinout[i].id )
exists[pinout[i].id] = 1'b1;
endfunction
// ***************************************************************************
// Functions and Tasks
// ***************************************************************************
function automatic bit IsPad( integer i );
IsPad = exists[i];
endfunction
function automatic bit IsPort( integer i );
IsPort = |exists[8*i+:8];
endfunction
endinterface // pads_if
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