src/sys/dev/apple_bce/apple_bce_queue.h, branch main

src/sys/dev/apple_bce/apple_bce_queue.h, branch main FreeBSD source tree http://cgit.freebsd.org/src/atom?h=main 2026-06-14T20:56:50Z apple_bce: add Apple T2 Buffer Copy Engine driver 2026-06-14T20:56:50Z Abdelkader Boudih freebsd@seuros.com 2026-06-14T20:54:03Z urn:sha1:6fd2ad9aa39db916bf2da9607653fb133f8fa078 DMA ring transport between the host and the T2 coprocessor. Provides mailbox handshake, queue setup, and firmware keepalive for higher-level T2 services (VHCI, audio, etc.). Tested-on: MacBookPro16,2 (A2251), Mac mini 8,1 (A1993) Reviewed by: adrian Differential Revision: https://reviews.freebsd.org/D57088