In order for interrupt-based wake-ups (as introduced by #1142) to work concurrently with time.Sleep, we need to make some per-board changes.

Previously, sleepTicks (the function used as an interface between the scheduler and the hardware timer) was defined to block until the timer completed, since there was nothing else to do. Now we need to change this so that it bails out when an interrup

Is your enhancement proposal related to a problem? Please describe.
This is related to #28900 and will be used to improve management of pages in the virtual address space, which currently can be allocated but not freed. We want to manage the address space using a searchable bitfield instead.

Describe the solution you'd like
For a bitfield defined with something resembling:

sta

Resurrecting the second bullet from #1334

• Figure out how to fix favicon / logo more generally (here's a start https://github.com/tock/tock/tree/doc-updates)

If you got to f.e. https://circuitpython.readthedocs.io/en/latest/CONTRIBUTING.html
Clicking on any link that is supposed to go to a markdown file in the github repo yields a 404 because it removes the file extension.
F.e. instead of linking to https://github.com/adafruit/circuitpython/blob/main/CODE_OF_CONDUCT.md (notice the .md)
it links to `https://github.com/adafruit/circuitpython/blo

Implement some test cases for standard memset()