From: Neel Date: Sat, 21 Jul 2018 11:11:07 +0000 (+0530) Subject: Adding a dummy sd_Card module X-Git-Url: https://git.libre-soc.org/?a=commitdiff_plain;h=d3558ab5a6339d358df8f444c555cf6603d840de;p=pinmux.git Adding a dummy sd_Card module --- diff --git a/src/bsv/bsv_lib/sdcard_dummy.bsv b/src/bsv/bsv_lib/sdcard_dummy.bsv new file mode 100644 index 0000000..35b46df --- /dev/null +++ b/src/bsv/bsv_lib/sdcard_dummy.bsv @@ -0,0 +1,97 @@ +/* +Copyright (c) 2013, IIT Madras All rights reserved. + +Redistribution and use in source and binary forms, with or without modification, are permitted +provided that the following conditions are met: + +* Redistributions of source code must retain the above copyright notice, this list of conditions + and the following disclaimer. +* Redistributions in binary form must reproduce the above copyright notice, this list of + conditions and the following disclaimer in the documentation and/or other materials provided + with the distribution. +* Neither the name of IIT Madras nor the names of its contributors may be used to endorse or + promote products derived from this software without specific prior written permission. + +THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS +OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY +AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR +CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL +DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, +DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER +IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT +OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. +-------------------------------------------------------------------------------------------------- + +Author: Neel Gala +Email id: neelgala@gmail.com +Details: + +-------------------------------------------------------------------------------------------------- +*/ +package sdcard_dummy; + `include "instance_defines.bsv" + import ClockDiv::*; + import ConcatReg::*; + import Semi_FIFOF::*; + import BUtils ::*; + import AXI4_Lite_Types::*; + + interface Ifc_sdcard_dummy; + interface AXI4_Lite_Slave_IFC#(`ADDR, `DATA, `USERSPACE) axi_slave; + method Bit#(1) cmd; + method Bit#(1) clk; + method Bit#(1) d0_out; + method Bit#(1) d0_outen; + method Action d0_in(Bit#(1) in); + method Bit#(1) d1_out; + method Bit#(1) d1_outen; + method Action d1_in(Bit#(1) in); + method Bit#(1) d2_out; + method Bit#(1) d2_outen; + method Action d2_in(Bit#(1) in); + method Bit#(1) d3_out; + method Bit#(1) d3_outen; + method Action d3_in(Bit#(1) in); + endinterface + (*synthesize*) + module mksdcard_dummy(Ifc_sdcard_dummy); + AXI4_Lite_Slave_Xactor_IFC#(`ADDR,`DATA, `USERSPACE) s_xactor<-mkAXI4_Lite_Slave_Xactor(); + interface axi_slave=s_xactor.axi_side; + Reg#(Bit#(1)) rg_cmd <- mkReg(0); + Reg#(Bit#(1)) rg_clk <- mkReg(0); + Reg#(Bit#(1)) rg_d0_out <- mkReg(0); + Reg#(Bit#(1)) rg_d0_outen <- mkReg(0); + Reg#(Bit#(1)) rg_d0_in <- mkReg(0); + Reg#(Bit#(1)) rg_d1_out <- mkReg(0); + Reg#(Bit#(1)) rg_d1_outen <- mkReg(0); + Reg#(Bit#(1)) rg_d1_in <- mkReg(0); + Reg#(Bit#(1)) rg_d2_out <- mkReg(0); + Reg#(Bit#(1)) rg_d2_outen <- mkReg(0); + Reg#(Bit#(1)) rg_d2_in <- mkReg(0); + Reg#(Bit#(1)) rg_d3_out <- mkReg(0); + Reg#(Bit#(1)) rg_d3_outen <- mkReg(0); + Reg#(Bit#(1)) rg_d3_in <- mkReg(0); + method cmd = rg_cmd; + method clk = rg_clk; + method d0_out=rg_d0_out; + method d0_outen=rg_d0_outen; + method Action d0_in(Bit#(1) in); + rg_d0_in<= in; + endmethod + method d1_out=rg_d1_out; + method d1_outen=rg_d1_outen; + method Action d1_in(Bit#(1) in); + rg_d1_in<= in; + endmethod + method d2_out=rg_d2_out; + method d2_outen=rg_d2_outen; + method Action d2_in(Bit#(1) in); + rg_d2_in<= in; + endmethod + method d3_out=rg_d3_out; + method d3_outen=rg_d3_outen; + method Action d3_in(Bit#(1) in); + rg_d3_in<= in; + endmethod + endmodule +endpackage