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RedBear-OS/recipes/tools/file/source/magic/Magdir/plus5
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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: plus5,v 1.6 2009/09/19 16:28:11 christos Exp $
# plus5: file(1) magic for Plus Five's UNIX MUMPS
#
# XXX - byte order? Paging Hokey....
#
0 short 0x259 mumps avl global
>2 byte >0 (V%d)
>6 byte >0 with %d byte name
>7 byte >0 and %d byte data cells
0 short 0x25a mumps blt global
>2 byte >0 (V%d)
>8 short >0 - %d byte blocks
>15 byte 0x00 - P/D format
>15 byte 0x01 - P/K/D format
>15 byte 0x02 - K/D format
>15 byte >0x02 - Bad Flags