Re: problems using cirrusfb.ko

Arthur Marsh wrote, on 2008-08-20 16:23:
> I'm running the Linux kernel 2.6.27-rc3. When trying to load cirrusfb.ko 
> I received the following dmesg output:
> 
> [ 6185.202286] CLgenfb: Unknown memory size!
> [ 6185.202286] RAM (1024 kB) at 0xe4000000, Cirrus Logic chipset on PCI bus
> [ 6185.202286] cirrusfb: Driver for Cirrus Logic based graphic boards, 
> v2.0-pre2
> [ 6185.206301] cirrusfb: Warning: Unknown board type
> [ 6185.206301] cirrusfb: This board has 1048576 bytes of DRAM memory
> [ 6185.206301] cirrusfb: Warning: Unknown board type
> [ 6185.210294] cirrusfb: This board has 1048576 bytes of DRAM memory
> [ 6185.210294] Console: switching to colour frame buffer device 80x30
> [ 6257.515628] cirrusfb: Warning: Unknown board type
> [ 6257.519638] cirrusfb: This board has 1048576 bytes of DRAM memory
> 
> This board is identified as:
> 
> 01:00.0 VGA compatible controller: Cirrus Logic GD 5465 [Laguna] (rev 03)
>          Subsystem: Cirrus Logic Device 0000
>          Control: I/O+ Mem+ BusMaster+ SpecCycle- MemWINV- VGASnoop- 
> ParErr- Stepping- SERR- FastB2B- DisINTx-
>          Status: Cap+ 66MHz+ UDF- FastB2B+ ParErr- DEVSEL=medium 
>  >TAbort- <TAbort- <MAbort- >SERR- <PERR- INTx-
>          Latency: 64 (4000ns min, 4000ns max)
>          Interrupt: pin A routed to IRQ 11
>          Region 0: Memory at e4000000 (32-bit, non-prefetchable) [size=32M]
>          Region 1: Memory at e7000000 (32-bit, non-prefetchable) [size=64K]
>          [virtual] Expansion ROM at 20000000 [disabled] [size=32K]
>          Capabilities: [80] AGP version 1.0
>                  Status: RQ=1 Iso- ArqSz=0 Cal=0 SBA- ITACoh- GART64- 
> HTrans- 64bit- FW- AGP3- Rate=<none>
>                  Command: RQ=1 ArqSz=0 Cal=0 SBA- AGP- GART64- 64bit- 
> FW- Rate=<none>
>          Kernel driver in use: cirrusfb
>          Kernel modules: cirrusfb
> 
> I've tried enabling the 15-16 MB memory hole in the BIOS, but I'm still 
> not getting anything visible when I switch away from vt7.
> 
> Any suggestions? (I'd like to run a radeon 9200 or 9600 but have yet to 
> find one).
> 

A few more pieces of information:

Xorg reports:

X.org VideoRAM: 4096 kByte

The motherboard is an Intel 440LX, and the kernel is using the Debian 
config options, with 686 architecture and "low latency desktop" selected.

Arthur.


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