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alfoltran |
/////////////////////////////////////////////////////////////////////
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//// ////
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//// USB 1.1 Top Module ////
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//// Function Interface ////
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//// ////
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//// SystemC Version: usb_top.cpp ////
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//// Author: Alfredo Luiz Foltran Fialho ////
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//// alfoltran@ig.com.br ////
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//// ////
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//// ////
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/////////////////////////////////////////////////////////////////////
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//// ////
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//// Verilog Version: usb_8051_if.v ////
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//// Copyright (C) 2003 Alfredo Luiz Foltran Fialho ////
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//// alfoltran@ig.com.br ////
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//// ////
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//// This source file may be used and distributed without ////
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//// restriction provided that this copyright statement is not ////
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//// removed from the file and that any derivative work contains ////
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//// the original copyright notice and the associated disclaimer.////
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//// ////
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//// THIS SOFTWARE IS PROVIDED ``AS IS'' AND WITHOUT ANY ////
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//// EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED ////
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//// TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS ////
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//// FOR A PARTICULAR PURPOSE. IN NO EVENT SHALL THE AUTHOR ////
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//// OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, ////
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//// INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES ////
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//// (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE ////
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//// GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR ////
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//// BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF ////
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//// LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT ////
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//// (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT ////
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//// OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE ////
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//// POSSIBILITY OF SUCH DAMAGE. ////
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//// ////
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/////////////////////////////////////////////////////////////////////
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#include "systemc.h"
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#include "usb_top.h"
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void usb_top::mux(void) {
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sc_uint<9> sel;
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dout.write("ZZZZZZZZ");
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empty.write(false);
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full.write(false);
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ep1_f_we.write(false);
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ep2_f_re.write(false);
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ep3_f_we.write(false);
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ep4_f_re.write(false);
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ep5_f_we.write(false);
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ep6_f_re.write(false);
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sel = ((sc_uint<1>)cs.read(), (sc_uint<8>)adr.read());
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switch (sel) {// synopsys full_case parallel_case
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case 0: dout.write("00000000");
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full.write(false);
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empty.write(false);
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break;
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case 1: ep1_f_din.write(din.read());
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ep1_f_we.write(we.read());
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full.write(ep1_f_full.read());
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break;
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case 2: dout.write((sc_lv<8>)ep2_f_dout.read());
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ep2_f_re.write(re.read());
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empty.write(ep2_f_empty.read());
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break;
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case 3: ep3_f_din.write(din.read());
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ep3_f_we.write(we.read());
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full.write(ep3_f_full.read());
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break;
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case 4: dout.write((sc_lv<8>)ep4_f_dout.read());
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ep4_f_re.write(re.read());
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empty.write(ep4_f_empty.read());
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break;
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case 5: ep5_f_din.write(din.read());
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ep5_f_we.write(we.read());
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full.write(ep5_f_full.read());
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break;
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case 6: dout.write((sc_lv<8>)ep6_f_dout.read());
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ep6_f_re.write(re.read());
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empty.write(ep6_f_empty.read());
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break;
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case 8: dout.write("00000000");
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full.write(false);
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empty.write(false);
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break;
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case 16:dout.write((sc_lv<8>)wValue.read().range(7, 0));
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break;
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case 17:dout.write((sc_lv<8>)wValue.read().range(15, 8));
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break;
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case 18:dout.write((sc_lv<8>)wIndex.read().range(7, 0));
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break;
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case 19:dout.write((sc_lv<8>)wIndex.read().range(15, 8));
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break;
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case 20:vendor_data.write((vendor_data.read().range(15, 8), din.read()));
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break;
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case 21:vendor_data.write((din.read(), vendor_data.read().range(7, 0)));
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break;
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}
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}
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/*
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usb_top::~usb_top(void) {
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if (i_usb)
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delete i_usb;
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}
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*/
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