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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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Details

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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
Lint
Lint Passed
Unit
No Test Coverage
Build Status
Buildable 73218
Build 70101: arc lint + arc unit

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 178081

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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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