3 years agoSimulation setup improvements:
Staf Verhaegen [Mon, 25 Jun 2018 16:46:28 +0000 (18:46 +0200)]
Simulation setup improvements:

 * Use cocotb-path to get cocotb install dir
 * Use relative paths to find source code for simulation
 * Remove rm dual_serial test
 * Ignore build directory

3 years agoAdded SVF_Executor class that allows to execute a SVF file through a JTAG_Master...
Staf Verhaegen [Sat, 14 Apr 2018 09:28:44 +0000 (11:28 +0200)]
Added SVF_Executor class that allows to execute a SVF file through a JTAG_Master object

Currently only limited implementation only enough to run demos in simulation
on the Retro_uC.

3 years agoAdded SVF grammar parser
Staf Verhaegen [Sat, 14 Apr 2018 09:20:36 +0000 (11:20 +0200)]
Added SVF grammar parser

Using modgrammar (can be installed with pip)

3 years agoJTAG_master class: fix bug that wrongly changed state to Scan when TMS is 0
Staf Verhaegen [Sat, 14 Apr 2018 09:18:56 +0000 (11:18 +0200)]
JTAG_master class: fix bug that wrongly changed state to Scan when TMS is 0

3 years agoJTAG_master class: document need for manual setting of state after using change_state...
Staf Verhaegen [Sat, 14 Apr 2018 09:17:45 +0000 (11:17 +0200)]
JTAG_master class: document need for manual setting of state after using change_state method

3 years agoFix ghdl sim script.
Staf Verhaegen [Sat, 25 Nov 2017 15:44:05 +0000 (16:44 +0100)]
Fix ghdl sim script.

4 years agoImport the JTAG interface code as used for the Chips4Maker pilot Retro-uC
Staf Verhaegen [Sun, 27 Aug 2017 20:05:24 +0000 (22:05 +0200)]
Import the JTAG interface code as used for the Chips4Maker pilot Retro-uC

This code has currently been tested in FPGA through a buspirate so should
already be functional.