tree 6c3ccafe7a8d0a4e67063c015ba21f58c4e6a488
parent 5dac14a79cad82d2beeff6bdd7cbbfcfe317b9d0
author Ewout van Bekkum <ewout@google.com> 1620831463 -0700
committer CQ Bot Account <pigweed-scoped@luci-project-accounts.iam.gserviceaccount.com> 1620849727 +0000

docs: add OS abstraction layers doc

Adds a new top level doc on Pigweed's OS abstraction layers.
While doing so, also adds some minor updates to the relevant modules.

Change-Id: Ie5c324088d06a1b4c6c11ff5abbbea03f4e9c61d
Reviewed-on: https://pigweed-review.googlesource.com/c/pigweed/pigweed/+/44920
Commit-Queue: Ewout van Bekkum <ewout@google.com>
Reviewed-by: Keir Mierle <keir@google.com>