[Bug 40103] Striped screen with CAICOS chip (1002:6779)

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=40103

--- Comment #4 from Timo Aaltonen <tjaalton at ubuntu.com> 2011-08-23 23:59:10 PDT ---
the interesting bits from dmesg:

[    9.455331] [drm] Initialized drm 1.1.0 20060810
[    9.562808] [drm] radeon defaulting to kernel modesetting.
[    9.562811] [drm] radeon kernel modesetting enabled.
[    9.562865] radeon 0000:01:00.0: PCI INT A -> GSI 16 (level, low) -> IRQ 16
[    9.562870] radeon 0000:01:00.0: setting latency timer to 64
[    9.563019] [drm] initializing kernel modesetting (CAICOS 0x1002:0x6779).
[    9.563062] [drm] register mmio base: 0xFE8C0000
[    9.563064] [drm] register mmio size: 131072
[    9.563377] ATOM BIOS: 6779.13.12.0.0.AS03
[    9.563569] radeon 0000:01:00.0: VRAM: 512M 0x0000000000000000 -
0x000000001FFFFFFF (512M used)
[    9.563572] radeon 0000:01:00.0: GTT: 512M 0x0000000020000000 -
0x000000003FFFFFFF
[    9.564306] [drm] Detected VRAM RAM=512M, BAR=256M
[    9.564309] [drm] RAM width 32bits DDR
[    9.568873] [TTM] Zone  kernel: Available graphics memory: 3062390 kiB.
[    9.568876] [TTM] Zone   dma32: Available graphics memory: 2097152 kiB.
[    9.568878] [TTM] Initializing pool allocator.
[    9.568898] [drm] radeon: 512M of VRAM memory ready
[    9.568899] [drm] radeon: 512M of GTT memory ready.
[    9.568915] [drm] Supports vblank timestamp caching Rev 1 (10.10.2010).
[    9.568917] [drm] Driver supports precise vblank timestamp query.
[    9.568956] radeon 0000:01:00.0: irq 44 for MSI/MSI-X
[    9.568961] radeon 0000:01:00.0: radeon: using MSI.
[    9.568998] [drm] radeon: irq initialized.
[    9.569002] [drm] GART: num cpu pages 131072, num gpu pages 131072
[    9.579091] [drm] Loading CAICOS Microcode
[    9.568998] [drm] radeon: irq initialized.
[    9.569002] [drm] GART: num cpu pages 131072, num gpu pages 131072
[    9.579091] [drm] Loading CAICOS Microcode
[   10.026510] radeon 0000:01:00.0: WB enabled
[   10.204837] [drm:r600_ring_test] *ERROR* radeon: ring test failed
(scratch(0x8504)=0xCAFEDEAD)
[   10.204843] radeon 0000:01:00.0: disabling GPU acceleration
[   10.206115] radeon 0000:01:00.0: ffff8801a29c4400 unpin not necessary
[   10.206447] failed to evaluate ATIF got AE_BAD_PARAMETER
<connector info>
[   10.290516] [drm] radeon: power management initialized
[   10.376185] [drm] fb mappable at 0xD0141000
[   10.376187] [drm] vram apper at 0xD0000000
[   10.376189] [drm] size 9216000
[   10.376190] [drm] fb depth is 24
[   10.376191] [drm]    pitch is 7680
[   10.376309] fbcon: radeondrmfb (fb0) is primary device
[   10.376942] Console: switching to colour frame buffer device 240x75
[   10.376993] fb0: radeondrmfb frame buffer device
[   10.376994] drm: registered panic notifier
[   10.377001] [drm] Initialized radeon 2.10.0 20080528 for 0000:01:00.0 on
minor 0
<calltrace >
[   10.609455] [drm:radeon_ttm_backend_bind] *ERROR* failed to bind 2250 pages
at 0x00000000
[   10.609800] radeon 0000:01:00.0: object_init failed for (9216000,
0x00000002)
[   10.609802] [drm:radeon_gem_object_create] *ERROR* Failed to allocate GEM
object (9216000, 2, 4096, -22)
<rinse,repeat>

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