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RedBear-OS/recipes/tools/file/source/magic/Magdir/bsdi
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vasilito 7686729069 drm: implement syncobj and fence for VIRGL/VirtIO driver
Extract protocol-agnostic FenceTimeline from Intel to shared
src/drivers/fence.rs — atomic-based fence tracking suitable
for Intel, VIRGL, and AMD drivers.

Extract protocol-agnostic SyncobjManager from Intel to shared
src/drivers/syncobj.rs — syncobj create/destroy/signal/reset/
wait/query and sync_file fd export/import.

Wire both into VirtioDriver:
- Add FenceTimeline + SyncobjManager fields
- Implement all 5 GpuDriver syncobj trait methods
  (create, destroy, wait, export_fd, import_fd)
- Track fence seqnos in virgl_submit_3d (allocate
  before submit, signal after completion)

Intel fence.rs and syncobj.rs converted to thin re-export
modules pointing at shared sources — no behavioral change
for Intel driver.

This gives Mesa VIRGL userspace the standard DRM syncobj
API for GPU/compositor synchronization.
2026-06-02 14:33:28 +03:00

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#------------------------------------------------------------------------------
# $File: bsdi,v 1.9 2024/03/31 15:06:56 christos Exp $
# bsdi: file(1) magic for BSD/OS (from BSDI) objects
# Some object/executable formats use the same magic numbers as are used
# in other OSes; those are handled by entries in aout.
#
0 lelong 0314 i386 compact demand paged pure executable
>16 lelong >0 not stripped
>32 byte 0x6a (uses shared libs)
# Update: Joerg Jenderek
# same as in SunOS 4.x, except for static shared libraries
# Note: was also called "a.out SunOS SPARC demand paged" by ./sun v 1.28
0 belong&077777777 0600413 SPARC demand paged
>0 byte &0x80
>>20 belong <4096 shared library
>>20 belong =4096 dynamically linked executable
>>20 belong >4096 dynamically linked executable
#!:mime application/x-foo-executable
# typically no file name suffix for executables
!:ext /
>0 byte ^0x80 executable
>16 belong >0 not stripped
>36 belong 0xb4100001 (uses shared libs)
0 belong&077777777 0600410 SPARC pure
>0 byte &0x80 dynamically linked executable
>0 byte ^0x80 executable
>16 belong >0 not stripped
>36 belong 0xb4100001 (uses shared libs)
0 belong&077777777 0600407 SPARC
>0 byte &0x80 dynamically linked executable
>0 byte ^0x80 executable
>16 belong >0 not stripped
>36 belong 0xb4100001 (uses shared libs)