# dmesg
...
[drm] amdgpu kernel modesetting enabled.
drmn0: <drmn> on vgapci0
vgapci0: child drmn0 requested pci_enable_io
vgapci0: child drmn0 requested pci_enable_io
[drm] initializing kernel modesetting (POLARIS10 0x1002:0x67DF 0x1DA2:0xE366 0xE7).
[drm] register mmio base: 0xED600000
[drm] register mmio size: 262144
[drm] doorbell mmio base: 0xE0000000
[drm] doorbell mmio size: 2097152
[drm] PCI I/O BAR is not found.
[drm] probing gen 2 caps for device 1022:1453 = 733903/e
[drm] probing mlw for device 1002:67df = 440903
[drm] UVD is enabled in VM mode
[drm] VCE enabled in VM mode
[drm] BIOS signature incorrect 0 0
[drm] PCI I/O BAR is not found. Using MMIO to access ATOM BIOS
ATOM BIOS: E366
[drm] GPU post is not needed
amdgpu/polaris10_mc.bin: could not load firmware image, error 2
ugen3.4: <vendor 0x046d Gaming Keyboard> at usbus3 (disconnected)
ukbd2: at uhub4, port 1, addr 3 (disconnected)
ukbd2: detached
amdgpu/polaris10_mc.bin: could not load firmware image, error 2
drmn0: VRAM: 8192M 0x0000000000000000 - 0x00000001FFFFFFFF (8192M used)
drmn0: GTT: 8192M 0x0000000200000000 - 0x00000003FFFFFFFF
[drm] Detected VRAM RAM=8192M, BAR=256M
[drm] RAM width 256bits GDDR5
[TTM] Zone kernel: Available graphics memory: 33469468 kiB
[TTM] Zone dma32: Available graphics memory: 2097152 kiB
[TTM] Initializing pool allocator
[drm] amdgpu: 8192M of VRAM memory ready
[drm] amdgpu: 8192M of GTT memory ready.
i_size_write unimplemented
[drm] GART: num cpu pages 2097152, num gpu pages 2097152
[drm] PCIE GART of 8192M enabled (table at 0x0000000000040000).
[drm] Supports vblank timestamp caching Rev 2 (21.10.2013).
[drm] Driver supports precise vblank timestamp query.
[drm] amdgpu: irq initialized.
amdgpu: [powerplay] amdgpu: powerplay sw initialized
[drm] Connector DP-1: get mode from tunables:
[drm] - kern.vt.fb.modes.DP-1
[drm] - kern.vt.fb.default_mode
[drm] Connector DP-2: get mode from tunables:
[drm] - kern.vt.fb.modes.DP-2
[drm] - kern.vt.fb.default_mode
[drm] Connector HDMI-A-1: get mode from tunables:
[drm] - kern.vt.fb.modes.HDMI-A-1
[drm] - kern.vt.fb.default_mode
[drm] Connector HDMI-A-2: get mode from tunables:
[drm] - kern.vt.fb.modes.HDMI-A-2
[drm] - kern.vt.fb.default_mode
[drm] Connector DVI-D-1: get mode from tunables:
[drm] - kern.vt.fb.modes.DVI-D-1
[drm] - kern.vt.fb.default_mode
[drm] AMDGPU Display Connectors
[drm] Connector 0:
[drm] DP-1
[drm] HPD6
[drm] DDC: 0x4868 0x4868 0x4869 0x4869 0x486a 0x486a 0x486b 0x486b
[drm] Encoders:
[drm] DFP1: INTERNAL_UNIPHY2
[drm] Connector 1:
[drm] DP-2
[drm] HPD4
[drm] DDC: 0x4870 0x4870 0x4871 0x4871 0x4872 0x4872 0x4873 0x4873
[drm] Encoders:
[drm] DFP2: INTERNAL_UNIPHY2
[drm] Connector 2:
[drm] HDMI-A-1
[drm] HPD1
[drm] DDC: 0x486c 0x486c 0x486d 0x486d 0x486e 0x486e 0x486f 0x486f
[drm] Encoders:
[drm] DFP3: INTERNAL_UNIPHY1
[drm] Connector 3:
[drm] HDMI-A-2
[drm] HPD5
[drm] DDC: 0x4874 0x4874 0x4875 0x4875 0x4876 0x4876 0x4877 0x4877
[drm] Encoders:
[drm] DFP4: INTERNAL_UNIPHY1
[drm] Connector 4:
[drm] DVI-D-1
[drm] HPD3
[drm] DDC: 0x487c 0x487c 0x487d 0x487d 0x487e 0x487e 0x487f 0x487f
[drm] Encoders:
[drm] DFP5: INTERNAL_UNIPHY
amdgpu/polaris10_pfp.bin: could not load firmware image, error 2
ugen3.5: <vendor 0x046d G11 Keyboard> at usbus3 (disconnected)
uhub4: detached
uhub1: <0x1022 XHCI root HUB, class 9/0, rev 3.00/1.00, addr 1> on usbus3
amdgpu/polaris10_pfp.bin: could not load firmware image, error 2
uhub1: 8 ports with 8 removable, self powered
amdgpu/polaris10_me.bin: could not load firmware image, error 2
amdgpu/polaris10_me.bin: could not load firmware image, error 2
ugen3.2: <Razer Razer DeathAdder 2013> at usbus3
ukbd0 on uhub1
ukbd0: <Razer Razer DeathAdder 2013, class 0/0, rev 2.00/2.00, addr 1> on usbus3
kbd2 at ukbd0
ukbd1 on uhub1
ukbd1: <Razer Razer DeathAdder 2013, class 0/0, rev 2.00/2.00, addr 1> on usbus3
kbd3 at ukbd1
amdgpu/polaris10_ce.bin: could not load firmware image, error 2
amdgpu/polaris10_ce.bin: could not load firmware image, error 2
ugen3.3: <vendor 0x046d G11 Keyboard> at usbus3
uhub4 on uhub1
uhub4: <vendor 0x046d G11 Keyboard, class 9/0, rev 1.10/1.71, addr 2> on usbus3
amdgpu/polaris10_rlc.bin: could not load firmware image, error 2
uhub4: 4 ports with 2 removable, bus powered
amdgpu/polaris10_rlc.bin: could not load firmware image, error 2
amdgpu/polaris10_mec.bin: could not load firmware image, error 2
ugen3.4: <vendor 0x046d Gaming Keyboard> at usbus3
ukbd2 on uhub4
ukbd2: <vendor 0x046d Gaming Keyboard, class 0/0, rev 2.00/1.90, addr 3> on usbus3
kbd4 at ukbd2
amdgpu/polaris10_mec.bin: could not load firmware image, error 2
amdgpu/polaris10_mec2.bin: could not load firmware image, error 2
ugen3.5: <vendor 0x046d G11 Keyboard> at usbus3
amdgpu/polaris10_mec2.bin: could not load firmware image, error 2
drmn0: fence driver on ring 0 use gpu addr 0x0000000200000008, cpu addr 0x0xfffff8005175b008
i_size_write unimplemented
drmn0: fence driver on ring 1 use gpu addr 0x0000000200000018, cpu addr 0x0xfffff8005175b018
i_size_write unimplemented
drmn0: fence driver on ring 2 use gpu addr 0x0000000200000028, cpu addr 0x0xfffff8005175b028
i_size_write unimplemented
drmn0: fence driver on ring 3 use gpu addr 0x0000000200000038, cpu addr 0x0xfffff8005175b038
i_size_write unimplemented
drmn0: fence driver on ring 4 use gpu addr 0x0000000200000048, cpu addr 0x0xfffff8005175b048
i_size_write unimplemented
drmn0: fence driver on ring 5 use gpu addr 0x0000000200000058, cpu addr 0x0xfffff8005175b058
i_size_write unimplemented
drmn0: fence driver on ring 6 use gpu addr 0x0000000200000068, cpu addr 0x0xfffff8005175b068
i_size_write unimplemented
drmn0: fence driver on ring 7 use gpu addr 0x0000000200000078, cpu addr 0x0xfffff8005175b078
i_size_write unimplemented
drmn0: fence driver on ring 8 use gpu addr 0x0000000200000088, cpu addr 0x0xfffff8005175b088
i_size_write unimplemented
drmn0: fence driver on ring 9 use gpu addr 0x0000000200000098, cpu addr 0x0xfffff8005175b098
i_size_write unimplemented
amdgpu/polaris10_sdma.bin: could not load firmware image, error 2
amdgpu/polaris10_sdma.bin: could not load firmware image, error 2
amdgpu/polaris10_sdma1.bin: could not load firmware image, error 2
amdgpu/polaris10_sdma1.bin: could not load firmware image, error 2
drmn0: fence driver on ring 10 use gpu addr 0x00000002000000a8, cpu addr 0x0xfffff8005175b0a8
i_size_write unimplemented
drmn0: fence driver on ring 11 use gpu addr 0x00000002000000b8, cpu addr 0x0xfffff8005175b0b8
i_size_write unimplemented
amdgpu/polaris10_uvd.bin: could not load firmware image, error 2
amdgpu/polaris10_uvd.bin: could not load firmware image, error 2
[drm] Found UVD firmware Version: 1.130 Family ID: 16
drmn0: fence driver on ring 12 use gpu addr 0x0000000001166a80, cpu addr 0x0xfffff800d1166a80
i_size_write unimplemented
amdgpu/polaris10_vce.bin: could not load firmware image, error 2
amdgpu/polaris10_vce.bin: could not load firmware image, error 2
[drm] Found VCE firmware Version: 52.4 Binary ID: 3
drmn0: fence driver on ring 13 use gpu addr 0x00000002000000d8, cpu addr 0x0xfffff8005175b0d8
i_size_write unimplemented
drmn0: fence driver on ring 14 use gpu addr 0x00000002000000e8, cpu addr 0x0xfffff8005175b0e8
i_size_write unimplemented
amdgpu/polaris10_k_smc.bin: could not load firmware image, error 2
amdgpu/polaris10_k_smc.bin: could not load firmware image, error 2
amdgpu: [powerplay] [AVFS] Something is broken. See log!
amdgpu: [powerplay] Can't find requested voltage id in vdd_dep_on_sclk table!
[drm] ring test on 1 succeeded in 22 usecs
[drm] ring test on 2 succeeded in 48 usecs
[drm] ring test on 3 succeeded in 38 usecs
[drm] ring test on 4 succeeded in 15 usecs
[drm] ring test on 5 succeeded in 15 usecs
[drm] ring test on 6 succeeded in 15 usecs
[drm] ring test on 7 succeeded in 14 usecs
[drm] ring test on 8 succeeded in 15 usecs
[drm] ring test on 9 succeeded in 15 usecs
[drm] ring test on 10 succeeded in 7 usecs
[drm] ring test on 11 succeeded in 7 usecs
[drm] ring test on 12 succeeded in 1 usecs
[drm] UVD initialized successfully.
[drm] ring test on 13 succeeded in 10 usecs
[drm] ring test on 14 succeeded in 5 usecs
[drm] VCE initialized successfully.
[drm] fb mappable at 0xD14E7000
[drm] vram apper at 0xD0000000
[drm] size 14745600
[drm] fb depth is 24
[drm] pitch is 10240
VT: Replacing driver "vga" with new "fb".
start FB_INFO:
type=11 height=1440 width=2560 depth=32
cmsize=16 size=14745600
pbase=0xd14e7000 vbase=0xfffff800d14e7000
name=drmn0 flags=0x0 stride=10240 bpp=32
cmap[0]=0 cmap[1]=7f0000 cmap[2]=7f00 cmap[3]=c4a000
end FB_INFO
drmn0: fb0: amdgpudrmfb frame buffer device
[drm] ib test on ring 1 succeeded
[drm] ib test on ring 2 succeeded
[drm] ib test on ring 3 succeeded
[drm] ib test on ring 4 succeeded
[drm] ib test on ring 5 succeeded
[drm] ib test on ring 6 succeeded
[drm] ib test on ring 7 succeeded
[drm] ib test on ring 8 succeeded
[drm] ib test on ring 9 succeeded
[drm] ib test on ring 10 succeeded
[drm] ib test on ring 11 succeeded
[drm] ib test on ring 12 succeeded
[drm] ib test on ring 13 succeeded
[drm] registered fictitious range 0xd0000000-0xe0000000
i_size_write unimplemented
[drm] Initialized amdgpu 3.10.0 20150101 for drmn0 on minor 0