"Read-only file system" error while writing

Stuart Menefy stuart.menefy at st.com
Thu Aug 1 14:05:00 EDT 2002


On Thu, 1 Aug 2002 11:31:40 +0100
dwmw2 at infradead.org wrote:
> gromit1463 at mailworks.org said:
> >  they all call do_write_buffer().  I was looking at the specsheet for
> > my STMicro chips, and I didn't see any mention of Write-to-Buffer
> > (command 0xE0) which is in the Intel command set, and issued by
> > do_write_buffer().  Is this command supported on the STMicro chips?
> > Could non-support contribute to my problem? 
> 
> We should be checking the CFI table for buffer-write support and not trying 
> to use it if it's not present. Can you check the datasheet for the chip 
> agrees with the built-in CFI table?

Yes, the CFI data for this field is right (ie the device does not support
Block writes). So I don't think this should be the problem.

Stuart

-- 
Stuart Menefy                                        stuart.menefy at st.com
STMicroelectronics Ltd                         ST Intranet: mo.bri.st.com
Bristol, UK                         Rest of the World: www.linuxsh.st.com




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