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<base href="https://bugs.freedesktop.org/" />
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<th>Bug ID</th>
<td><a class="bz_bug_link
bz_status_NEW "
title="NEW - rm:parse_csr_fw [i915]] *ERROR* Unknown stepping info, firmware loading failed"
href="https://bugs.freedesktop.org/show_bug.cgi?id=94102">94102</a>
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<th>Summary</th>
<td>rm:parse_csr_fw [i915]] *ERROR* Unknown stepping info, firmware loading failed
</td>
</tr>
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<th>Product</th>
<td>DRI
</td>
</tr>
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<th>Version</th>
<td>XOrg git
</td>
</tr>
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<th>Hardware</th>
<td>x86-64 (AMD64)
</td>
</tr>
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<th>OS</th>
<td>Linux (All)
</td>
</tr>
<tr>
<th>Status</th>
<td>NEW
</td>
</tr>
<tr>
<th>Severity</th>
<td>normal
</td>
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<th>Priority</th>
<td>medium
</td>
</tr>
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<th>Component</th>
<td>DRM/Intel
</td>
</tr>
<tr>
<th>Assignee</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>Reporter</th>
<td>myemailu@gmail.com
</td>
</tr>
<tr>
<th>QA Contact</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
</tr>
<tr>
<th>CC</th>
<td>intel-gfx-bugs@lists.freedesktop.org
</td>
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<pre>On my Intel NUC6I5, using kernel 4.5.0-rc3, the drm firmware is not loaded
journalctrl says:
Feb 11 21:56:14 linux kernel: [drm:parse_csr_fw [i915]] *ERROR* Unknown
stepping info, firmware loading failed
Feb 11 21:56:14 linux kernel: [drm:csr_load_work_fn [i915]] *ERROR* Failed to
load DMC firmware, disabling rpm
hardware:
processor : 0
vendor_id : GenuineIntel
cpu family : 6
model : 78
model name : Intel(R) Core(TM) i5-6260U CPU @ 1.80GHz
stepping : 3
microcode : 0x6a
cpu MHz : 499.992
cache size : 4096 KB
physical id : 0
siblings : 4
core id : 0
cpu cores : 2
apicid : 0
initial apicid : 0
fpu : yes
fpu_exception : yes
cpuid level : 22
wp : yes
ls /lib/firmware/i915 :
-rw-r--r-- 1 root root 5872 24. Sep 16:07 bxt_dmc_ver1_04.bin
-rw-r--r-- 1 root root 5872 24. Sep 16:07 bxt_dmc_ver1_05.bin
-rw-r--r-- 1 root root 8380 24. Sep 16:07 bxt_dmc_ver1_06.bin
lrwxrwxrwx 1 root root 19 18. Nov 21:50 bxt_dmc_ver1.bin ->
bxt_dmc_ver1_06.bin
-rw-r--r-- 1 root root 8824 24. Sep 16:07 skl_dmc_ver1_21.bin
-rw-r--r-- 1 root root 8824 24. Sep 16:07 skl_dmc_ver1_22.bin
-rw-r--r-- 1 root root 8824 20. Okt 01:27 skl_dmc_ver1_23.bin
-rw-r--r-- 1 root root 8928 11. Feb 21:53 skl_dmc_ver1_26.bin
lrwxrwxrwx 1 root root 38 11. Feb 21:53 skl_dmc_ver1.bin ->
/lib/firmware/i915/skl_dmc_ver1_26.bin
-rw-r--r-- 1 root root 109636 24. Sep 16:07 skl_guc_ver1_1059.bin
lrwxrwxrwx 1 root root 21 18. Nov 21:50 skl_guc_ver1.bin ->
skl_guc_ver1_1059.bin
-rw-r--r-- 1 root root 128320 24. Sep 16:07 skl_guc_ver4_3.bin
lrwxrwxrwx 1 root root 18 18. Nov 21:50 skl_guc_ver4.bin ->
skl_guc_ver4_3.bin</pre>
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