[Bug 28876] [radeon HD4250] Frequent lockups while screen locked

[bugzilla-daemon at freedesktop.org]

https://bugs.freedesktop.org/show_bug.cgi?id=28876

--- Comment #1 from Yann Dirson <ydirson at altern.org> 2010-07-01 14:46:07 PDT ---
And the relevant boot-time kernel logs are as follows (eg. shows KMS
initialized):

Jun 30 18:35:40 home kernel: [   15.720780] pci 0000:01:05.0: PCI INT A -> GSI
18 (level, low) -> IRQ 18
Jun 30 18:35:40 home kernel: [   15.821648] [drm] Initialized drm 1.1.0
20060810
Jun 30 18:35:40 home kernel: [   15.908369] [drm] radeon kernel modesetting
enabled.
Jun 30 18:35:40 home kernel: [   15.908539] radeon 0000:01:05.0: setting
latency timer to 64
Jun 30 18:35:40 home kernel: [   15.912423] [drm] radeon: Initializing kernel
modesetting.
Jun 30 18:35:40 home kernel: [   15.912499] [drm] register mmio base:
0xFE8F0000
Jun 30 18:35:40 home kernel: [   15.912504] [drm] register mmio size: 65536
Jun 30 18:35:40 home kernel: [   15.918319] ATOM BIOS: 113
Jun 30 18:35:40 home kernel: [   15.918327] [drm] Clocks initialized !
Jun 30 18:35:40 home kernel: [   15.922848] [drm] Detected VRAM RAM=256M,
BAR=256M
Jun 30 18:35:40 home kernel: [   15.922856] [drm] RAM width 32bits DDR
Jun 30 18:35:40 home kernel: [   15.922968] [TTM] Zone  kernel: Available
graphics memory: 1901154 kiB.
Jun 30 18:35:40 home kernel: [   15.923002] [drm] radeon: 256M of VRAM memory
ready
Jun 30 18:35:40 home kernel: [   15.923007] [drm] radeon: 512M of GTT memory
ready.
Jun 30 18:35:40 home kernel: [   15.923094] [drm] Loading RS780 CP Microcode
Jun 30 18:35:40 home kernel: [   15.923102] platform radeon_cp.0: firmware:
requesting radeon/RS780_pfp.bin
Jun 30 18:35:40 home kernel: [   15.953147] platform radeon_cp.0: firmware:
requesting radeon/RS780_me.bin
Jun 30 18:35:40 home kernel: [   15.959784] [drm] GART: num cpu pages 131072,
num gpu pages 131072
Jun 30 18:35:40 home kernel: [   15.993764] [drm] ring test succeeded in 0
usecs
Jun 30 18:35:40 home kernel: [   15.993987] [drm] radeon: ib pool ready.
Jun 30 18:35:40 home kernel: [   15.994036] [drm] ib test succeeded in 0 usecs
Jun 30 18:35:40 home kernel: [   15.994115] [drm] Radeon Display Connectors
Jun 30 18:35:40 home kernel: [   15.994116] [drm] Connector 0:
Jun 30 18:35:40 home kernel: [   15.994117] [drm]   VGA
Jun 30 18:35:40 home kernel: [   15.994119] [drm]   DDC: 0x7e40 0x7e40 0x7e44
0x7e44 0x7e48 0x7e48 0x7e4c 0x7e4c
Jun 30 18:35:40 home kernel: [   15.994120] [drm]   Encoders:
Jun 30 18:35:40 home kernel: [   15.994121] [drm]     CRT1:
INTERNAL_KLDSCP_DAC1
Jun 30 18:35:40 home kernel: [   15.994122] [drm] Connector 1:
Jun 30 18:35:40 home kernel: [   15.994123] [drm]   DVI-D
Jun 30 18:35:40 home kernel: [   15.994124] [drm]   DDC: 0x7e50 0x7e50 0x7e54
0x7e54 0x7e58 0x7e58 0x7e5c 0x7e5c
Jun 30 18:35:40 home kernel: [   15.994125] [drm]   Encoders:
Jun 30 18:35:40 home kernel: [   15.994126] [drm]     DFP3:
INTERNAL_KLDSCP_LVTMA
Jun 30 18:35:41 home kernel: [   16.135841] [drm] fb mappable at 0xD0141000
Jun 30 18:35:41 home kernel: [   16.135842] [drm] vram apper at 0xD0000000
Jun 30 18:35:41 home kernel: [   16.135844] [drm] size 9216000
Jun 30 18:35:41 home kernel: [   16.135844] [drm] fb depth is 24
Jun 30 18:35:41 home kernel: [   16.135845] [drm]    pitch is 7680
Jun 30 18:35:41 home kernel: [   16.136089] Console: switching to colour frame
buffer device 240x75
Jun 30 18:35:41 home kernel: [   16.136093] fb0: radeondrmfb frame buffer
device
Jun 30 18:35:41 home kernel: [   16.136094] registered panic notifier
Jun 30 18:35:41 home kernel: [   16.136097] [drm] Initialized radeon 2.0.0
20080528 for 0000:01:05.0 on minor 0

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