Changelog

All notable changes to this project will be documented in this file.

The format is based on Keep a Changelog, and this project adheres to Semantic Versioning.

Unreleased

Added

• TODO

Changed

• TODO

Fixed

• TODO

v0.2.1 - 2020-05-31

Added

• Support for up to three virtual serial ports. 29613b52, 52a2edcd, ff3db43e, 37eef1c0, ac6844a1, 5787138d, cd12a526
  • By default, only one virtual serial port is enumerated, which is connected to the GDBServer of the RV-Link.
  • A second virtual serial port can be configured to be enabled with the GDB command monitor rvl vcom on. The vcom setting is stored in the build-in Flash memory. 2bf263e1, a63d1a77, 65fc43df, 07f264f9
  • When the second virtual serial port is enabled it streams all data to the physical serial port connected to the target machine. 229fa555, 5e5cd5c5
  • The 3rd virtual serial port (disabled by defaut) when enabled simply echos data. ebfff8f8

Changed

• Adopt Mulan's loose license, version 1. 34b9bf98, dcf0c697
• Improved Longan Nano build variant regarding the JTAG reset signal. 9bdcc28c, 6e626315

Fixed

• Fixed bugs found in v0.2.

References

• gitee.com/zoomdy/RV-LINK at tag 'v0.2.1'

v0.2 - 2019-10-26

Added

• Supports for types of breakpoints:
  • Hardware breakpoint
  • Software breakpoint
  • Write watchpoint
  • Read watchpoint
  • Access watchpoint
• Support program upload to RAM, support program debugging in RAM.

Changed

• Improved debugging and program upload speed.

Fixed

• Fixed bugs found in v0.1.

Additional Notes

Available RV-Link firmware images:

• longan-nano+gd32vf103.hex for Longan Nano, please refer to Turning Longan Nano Development Board into RISC-V Emulator.
• gd32vf103c-start+gd32vf103.hex for GD32VF103C-START, please refer to Turning the GD32VF103C-START development board into a RISCV-V emulator.

References

• Release notes.
• Release v0.2.

v0.1 - 2019-09-28

Added

• Support for the Sipeed Longan Nano as link platform.
• Support register write operation, memory write operation.

Changed

• Optimized JTAG operating speed, TCK is set to 1MHz.
• The JTAG port line to correspond to the SPI interface, in preparation for using SPI to drive JTAG in the future.

Additional Notes

Supported link platforms:

• Sipeed Longan Nano
• GD32VF103C-START

Supported targets:

• GD32VF103

References

• Release notes.
• Release v0.1.

v0.0.1 - 2019-09-20

Initial release.

Additional Notes

Realized basic debugging functions:

• Program download
• Hardware breakpoint
• Single step
• Halt, Resume
• Register read, memory read

Supported link platforms:

• GD32VF103C-START

Supported targets:

• GD32VF103

References

• Release notes.
• Release v0.0.1.