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Differential D57088

apple_bce: add Apple T2 Buffer Copy Engine driver
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Authored by guest-seuros on Tue, May 19, 10:29 AM.
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adrian
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rG6fd2ad9aa39d: apple_bce: add Apple T2 Buffer Copy Engine driver
Summary

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)

Diff Detail

Repository
rG FreeBSD src repository
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Tests Not Applicable

Event Timeline

guest-seuros created this revision.Tue, May 19, 10:29 AM
Herald added a subscriber: imp. · View Herald TranscriptTue, May 19, 10:29 AM
guest-seuros requested review of this revision.Tue, May 19, 10:29 AM
Harbormaster completed remote builds in B73218: Diff 178081.Tue, May 19, 10:29 AM
adrian added a parent revision: D57087: nvme: add Apple T2 ANS2 NVMe quirks.Wed, May 20, 4:36 PM
adrian added projects: drivers, apple (x86).
adrian added a child revision: D57089: apple_bce/vhci: add T2 virtual USB host controller.
guest-seuros added a child revision: D56748: asmc: fix asmc_key_dump() page fault on T2 MMIO backend.Thu, May 21, 6:44 PM
adrian removed a child revision: D56748: asmc: fix asmc_key_dump() page fault on T2 MMIO backend.Thu, May 21, 11:47 PM
adrian accepted this revision.Sat, May 30, 1:30 AM

this broadly looks fine to me!

This revision is now accepted and ready to land.Sat, May 30, 1:30 AM
Closed by commit rG6fd2ad9aa39d: apple_bce: add Apple T2 Buffer Copy Engine driver (authored by guest-seuros, committed by adrian). · Explain WhySun, Jun 14, 8:57 PM
This revision was automatically updated to reflect the committed changes.
adrian added a commit: rG6fd2ad9aa39d: apple_bce: add Apple T2 Buffer Copy Engine driver.

Revision Contents
Changeset List

PathSize
sys/
conf/
3 lines
dev/
apple_bce/
304 lines
642 lines
20 lines
108 lines
52 lines
492 lines
modules/
2 lines
apple_bce/
7 lines

Diff 179754

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sys/conf/files.amd64

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sys/dev/apple_bce/apple_bce.h

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sys/dev/apple_bce/apple_bce.c

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sys/dev/apple_bce/apple_bce_mailbox.h

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sys/dev/apple_bce/apple_bce_mailbox.c

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sys/dev/apple_bce/apple_bce_queue.h

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sys/dev/apple_bce/apple_bce_queue.c

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sys/modules/Makefile

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sys/modules/apple_bce/Makefile

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