serv

1.4.0 2025-10-15 Olof Kindgren
======================================================

* Zephyr BSP: Port to Zephyr 4.0.0
* Fix mstatus[mpp] field
* Fix misa and mstatus being triggered at the same time
* Add documentation for extension interface
* Add Subservient documentation
* Add 4-bit mode (QERV)
* Add simulation debug module
* New servant ports: Trenz Electronic TE0802
* Make slt, branches and shifts one cycle faster

1.3.0 2024-07-05 Olof Kindgren
======================================================

* Zephyr BSP: Port to Zephyr 3.5.0 + support tickless timer
* Make RF RAM IF work with single-port RAM
* Add PC tracing
* Make most modules width-independent
* Avoid releasing trap signal too early
* Improve timer wraparound behavior
* Overhaul documentation
* Add Servile convenience wrapper component
* Base Serving and Serving on Servile
* Add simulation cycle counter to testbench
* Add Hello world ASM example for Servant
* New Servant ports: Arty S7-50, PolarFire Splash Kit, Machdyne Kolibri, GMM-7550, Alchistry AU, ECP5 Evaluation board, Terasic DE1 SoC

1.2.1 2022-12-25 Olof Kindgren
======================================================

* Guarantee at least 2 cycles of o_rst after ice40 PLL is locked
* New Servant ports: ICE-V Wireless
* Add reset input for Arty A7
* Add Servant documentation
* Updated RISC-V Compliance support from 2.7.4 to 3.x

1.2.0 2022-07-25 Olof Kindgren
======================================================

* New Servant ports: EBAZ4205, Chameleon96, Nexys2, Alinx AX309
* Support for M ISA extension
* Support for C ISA extension
* Fix occasionally wrong sign on immediates
* Support for producing GDS with OpenLANE
* Fix Model/QuestaSim compatibility
* Add ViDBo support
* Improved documentation
* Less resource usage
* Updated RISC-V Compliance support from 1.0 to 2.7.4