| Line 43... |
Line 43... |
//////////////////////////////////////////////////////////////////////
|
//////////////////////////////////////////////////////////////////////
|
//
|
//
|
// CVS Revision History
|
// CVS Revision History
|
//
|
//
|
// $Log: not supported by cvs2svn $
|
// $Log: not supported by cvs2svn $
|
|
// Revision 1.15 2001/12/05 13:28:21 mohor
|
|
// trst signal is synchronized to wb_clk_i.
|
|
//
|
// Revision 1.14 2001/11/28 09:36:15 mohor
|
// Revision 1.14 2001/11/28 09:36:15 mohor
|
// Register length fixed.
|
// Register length fixed.
|
//
|
//
|
// Revision 1.13 2001/11/27 13:37:43 mohor
|
// Revision 1.13 2001/11/27 13:37:43 mohor
|
// CRC is returned when chain selection data is transmitted.
|
// CRC is returned when chain selection data is transmitted.
|
| Line 107... |
Line 110... |
`include "dbg_defines.v"
|
`include "dbg_defines.v"
|
|
|
// Top module
|
// Top module
|
module dbg_top(
|
module dbg_top(
|
// JTAG pins
|
// JTAG pins
|
tms_pad_i, tck_pad_i, trst_pad_i, tdi_pad_i, tdo_pad_o,
|
tms_pad_i, tck_pad_i, trst_pad_i, tdi_pad_i, tdo_pad_o, tdo_padoen_o,
|
|
|
// Boundary Scan signals
|
// Boundary Scan signals
|
capture_dr_o, shift_dr_o, update_dr_o, extest_selected_o, bs_chain_i, bs_chain_o,
|
capture_dr_o, shift_dr_o, update_dr_o, extest_selected_o, bs_chain_i, bs_chain_o,
|
|
|
// RISC signals
|
// RISC signals
|
| Line 134... |
Line 137... |
input tms_pad_i; // JTAG test mode select pad
|
input tms_pad_i; // JTAG test mode select pad
|
input tck_pad_i; // JTAG test clock pad
|
input tck_pad_i; // JTAG test clock pad
|
input trst_pad_i; // JTAG test reset pad
|
input trst_pad_i; // JTAG test reset pad
|
input tdi_pad_i; // JTAG test data input pad
|
input tdi_pad_i; // JTAG test data input pad
|
output tdo_pad_o; // JTAG test data output pad
|
output tdo_pad_o; // JTAG test data output pad
|
|
output tdo_padoen_o; // Output enable for JTAG test data output pad
|
|
|
|
|
// Boundary Scan signals
|
// Boundary Scan signals
|
output capture_dr_o;
|
output capture_dr_o;
|
output shift_dr_o;
|
output shift_dr_o;
|
| Line 1132... |
Line 1136... |
end
|
end
|
endcase
|
endcase
|
end
|
end
|
|
|
// Tristate control for tdo_pad_o pin
|
// Tristate control for tdo_pad_o pin
|
assign tdo_pad_o = (ShiftIR | ShiftDR | Exit1IR | Exit1DR | UpdateDR)? TDOMuxed : 1'bz;
|
//assign tdo_pad_o = (ShiftIR | ShiftDR | Exit1IR | Exit1DR | UpdateDR)? TDOMuxed : 1'bz;
|
|
assign tdo_pad_o = TDOMuxed;
|
|
assign tdo_padoen_o = ShiftIR | ShiftDR | Exit1IR | Exit1DR | UpdateDR;
|
|
|
/**********************************************************************************
|
/**********************************************************************************
|
* *
|
* *
|
* End: Activating Instructions *
|
* End: Activating Instructions *
|
* *
|
* *
|
