| Line 114... |
Line 114... |
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task automatic send(virtual ISdCmd.Card ICmd);
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task automatic send(virtual ISdCmd.Card ICmd);
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calcCrc();
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calcCrc();
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@ICmd.cbCard;
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@ICmd.cb;
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ICmd.cbCard.Cmd <= startbit;
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ICmd.cb.Cmd <= startbit;
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@ICmd.cbCard;
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@ICmd.cb;
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ICmd.cbCard.Cmd <= transbit;
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ICmd.cb.Cmd <= transbit;
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for(int i = 5; i >= 0; i--) begin
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for(int i = 5; i >= 0; i--) begin
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@ICmd.cbCard;
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@ICmd.cb;
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ICmd.cbCard.Cmd <= id[i];
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ICmd.cb.Cmd <= id[i];
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end
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end
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for (int i = 31; i>= 0; i--) begin
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for (int i = 31; i>= 0; i--) begin
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@ICmd.cbCard;
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@ICmd.cb;
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ICmd.cbCard.Cmd <= arg[i];
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ICmd.cb.Cmd <= arg[i];
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end
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end
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for (int i = 5; i >= 0; i--) begin
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for (int i = 5; i >= 0; i--) begin
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@ICmd.cbCard;
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@ICmd.cb;
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ICmd.cbCard.Cmd <= crc[i];
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ICmd.cb.Cmd <= crc[i];
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end
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end
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@ICmd.cbCard;
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@ICmd.cb;
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ICmd.cbCard.Cmd <= endbit;
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ICmd.cb.Cmd <= endbit;
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@ICmd.cbCard;
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@ICmd.cb;
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ICmd.cbCard.Cmd <= 'z;
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ICmd.cb.Cmd <= 'z;
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endtask
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endtask
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endclass
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endclass
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class SDCommandR7 extends SDCommandResponse;
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class SDCommandR7 extends SDCommandResponse;
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| Line 177... |
Line 177... |
endtask
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endtask
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// Receive a command token and handle it
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// Receive a command token and handle it
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task recv();
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task recv();
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recvcmd = new();
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recvcmd = new();
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ICmd.cbCard.Cmd <= 'z;
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ICmd.cb.Cmd <= 'z;
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wait(ICmd.cbCard.Cmd == 0);
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wait(ICmd.cb.Cmd == 0);
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// Startbit
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// Startbit
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recvcmd.startbit = ICmd.cbCard.Cmd;
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recvcmd.startbit = ICmd.cb.Cmd;
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@ICmd.cbCard;
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@ICmd.cb;
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// Transbit
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// Transbit
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recvcmd.transbit = ICmd.cbCard.Cmd;
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recvcmd.transbit = ICmd.cb.Cmd;
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// CmdID
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// CmdID
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for (int i = 5; i >= 0; i--) begin
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for (int i = 5; i >= 0; i--) begin
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@ICmd.cbCard;
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@ICmd.cb;
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recvcmd.id[i] = ICmd.cbCard.Cmd;
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recvcmd.id[i] = ICmd.cb.Cmd;
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end
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end
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// Arg
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// Arg
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for (int i = 31; i >= 0; i--) begin
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for (int i = 31; i >= 0; i--) begin
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@ICmd.cbCard;
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@ICmd.cb;
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recvcmd.arg[i] = ICmd.cbCard.Cmd;
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recvcmd.arg[i] = ICmd.cb.Cmd;
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end
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end
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// CRC
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// CRC
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for (int i = 6; i >= 0; i--) begin
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for (int i = 6; i >= 0; i--) begin
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@ICmd.cbCard;
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@ICmd.cb;
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recvcmd.crc7[i] = ICmd.cbCard.Cmd;
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recvcmd.crc7[i] = ICmd.cb.Cmd;
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end
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end
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// Endbit
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// Endbit
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@ICmd.cbCard;
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@ICmd.cb;
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recvcmd.endbit = ICmd.cbCard.Cmd;
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recvcmd.endbit = ICmd.cb.Cmd;
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recvcmd.checkFromHost();
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recvcmd.checkFromHost();
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-> CmdReceived;
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-> CmdReceived;
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endtask
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endtask
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