A couple of improvements to the execution module for the SPI Engine. Mostly code reorganization, but this should improve timing closure for projects using the SPI Engine.
The changes here should not affect the functionality of the SPI Engine.
Reorganized the counters
Moved lower level shift register logic to separate module
Pipelined barrel shifter on sdo path
PR Type
[ ] Bug fix (change that fixes an issue)
[ ] New feature (change that adds new functionality)
[ ] Breaking change (has dependencies in other repos or will cause CI to fail)
PR Checklist
[x] I have followed the code style guidelines
[x] I have performed a self-review of changes
[ ] I have compiled all hdl projects and libraries affected by this PR
[ ] I have tested in hardware affected projects, at least on relevant boards
[ ] I have commented my code, at least hard-to-understand parts
[x] I have signed off all commits from this PR
[ ] I have updated the documentation (wiki pages, ReadMe files, Copyright etc)
[x] I have not introduced new Warnings/Critical Warnings on compilation
[x] I have added new hdl testbenches or updated existing ones
PR Description
A couple of improvements to the execution module for the SPI Engine. Mostly code reorganization, but this should improve timing closure for projects using the SPI Engine.
The changes here should not affect the functionality of the SPI Engine.
PR Type
PR Checklist