Patch for:
- large page nand flash crash
- lpc3180 driver correction to accept lpc3180 select 0 mlc|slc commands
- 3 config files to support hitex lpc3250 usb stick

Hopefully it can be merged before 0.4.0 release.

Is this patch OK for you?

Richard

On Fri, Jan 8, 2010 at 10:38 AM, richard vegh <[email protected]> wrote:

> I will provide one if it works reliably.
>
> Anyway do you know why there is so big timing differences accessing large
> page nand flash with slc or mlc mode?
>
> With mlc mode accessing is fast:
> > lpc3180 select 0 mlc
> mlc controller selected
>
> > nand probe 0
> NAND flash device 'NAND 128MiB 3,3V 8-bit' found
> > nand dump 0 /mnt/share/nfOcd0x80000dd.img 0x80000 0x4000
> dumped 16384 bytes in 9.658648s (1.657 kb/s)
>
> With slc mode accessing is very slow:
> > lpc3180 select 0 slc
> slc controller selected
>
> > nand probe 0
> NAND flash device 'NAND 128MiB 3,3V 8-bit' found
> > nand dump 0 /mnt/share/nfOcd0xa0000ddslc.img 0xa0000 0x4000
> dumped 16384 bytes in 481.742981s (0.033 kb/s)
> >
>
> My jtag frequency was set to 1 MHz.
>
> Is there anything which should be set to make faster slc mode?
>
>
> Richard
>
>
> On Thu, Jan 7, 2010 at 9:56 AM, Øyvind Harboe <[email protected]>wrote:
>
>> Could you provide a patch?
>>
>>
>>
>>
>>
>> --
>> Øyvind Harboe
>> US toll free 1-866-980-3434 / International +47 51 63 25 00
>> http://www.zylin.com/zy1000.html
>> ARM7 ARM9 ARM11 XScale Cortex
>> JTAG debugger and flash programmer
>>
>
>

Attachment: lpc3250Crash3.patch
Description: Binary data

_______________________________________________
Openocd-development mailing list
[email protected]
https://lists.berlios.de/mailman/listinfo/openocd-development

Reply via email to