[Bug 93871] [SKL/APL] No version found when installing GuC 4.3

bugzilla-daemon at freedesktop.org bugzilla-daemon at freedesktop.org
Thu Jan 28 14:54:03 PST 2016


https://bugs.freedesktop.org/show_bug.cgi?id=93871

--- Comment #11 from Yu Dai <yu.dai at intel.com> ---
I installed this kernel on my SKL system. It looks like everything works fine.
This is so confused to me.

root at alexSkylake:/sys/kernel/debug/dri/0# uname -a
Linux alexSkylake 4.4.0-drm-intel-nightly-bxt-guc+ #3 SMP PREEMPT Mon Jan 25
18:00:09 CET 2016 x86_64 x86_64 x86_64 GNU/Linux
root at alexSkylake:/sys/kernel/debug/dri/0# cat i915_guc_load_status
GuC firmware status:
    path: i915/skl_guc_ver4.bin
    fetch: SUCCESS
    load: SUCCESS
    version wanted: 4.3
    version found: 4.3
    header: offset is 0; size = 128
    uCode: offset is 128; size = 127936
    RSA: offset is 128064; size = 256

GuC status 0x800330ec:
    Bootrom status = 0x76
    uKernel status = 0x30
    MIA Core status = 0x3

Scratch registers:
     0:     0xf0000000
     1:     0x3
     2:     0x0
     3:     0x5f5e100
     4:     0x600
     5:     0x0
     6:     0x0
     7:     0x8
     8:     0x3
     9:     0x430200
    10:     0x0
    11:     0x0
    12:     0x0
    13:     0x0
    14:     0x0
    15:     0x0

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