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* writting norflash will affect capture on pxa270?
@ 2008-05-13  2:59 冯鑫
  2008-05-13  5:44 ` Mike Rapoport
  0 siblings, 1 reply; 3+ messages in thread
From: 冯鑫 @ 2008-05-13  2:59 UTC (permalink / raw)
  To: video4linux-list

My platform is pxa270.
When pxa270 is capturring, I write a file to JFFS2 norflash.Then FIFO
will overrun.But if I write a file to YAFFS nandflash,FIFO will not
overrun.

-- 
致
礼
冯鑫

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^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: writting norflash will affect capture on pxa270?
  2008-05-13  2:59 writting norflash will affect capture on pxa270? 冯鑫
@ 2008-05-13  5:44 ` Mike Rapoport
  2008-05-13  7:07   ` 冯鑫
  0 siblings, 1 reply; 3+ messages in thread
From: Mike Rapoport @ 2008-05-13  5:44 UTC (permalink / raw)
  To: 冯鑫; +Cc: video4linux-list



冯鑫 wrote:
> My platform is pxa270.
> When pxa270 is capturring, I write a file to JFFS2 norflash.Then FIFO
> will overrun.But if I write a file to YAFFS nandflash,FIFO will not
> overrun.

NOR flash writes are *slow*, so this indeed can be an issue.

> 

-- 
Sincerely yours,
Mike.

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^ permalink raw reply	[flat|nested] 3+ messages in thread

* Re: writting norflash will affect capture on pxa270?
  2008-05-13  5:44 ` Mike Rapoport
@ 2008-05-13  7:07   ` 冯鑫
  0 siblings, 0 replies; 3+ messages in thread
From: 冯鑫 @ 2008-05-13  7:07 UTC (permalink / raw)
  To: Mike Rapoport; +Cc: video4linux-list

2008/5/13 Mike Rapoport <mike@compulab.co.il>:
>  NOR flash writes are *slow*, so this indeed can be an issue.

But I write a big file to nandflash.FIFO overrun do not occur.

thanks
fengxin


-- 
致
礼
冯鑫

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^ permalink raw reply	[flat|nested] 3+ messages in thread

end of thread, other threads:[~2008-05-13  7:07 UTC | newest]

Thread overview: 3+ messages (download: mbox.gz follow: Atom feed
-- links below jump to the message on this page --
2008-05-13  2:59 writting norflash will affect capture on pxa270? 冯鑫
2008-05-13  5:44 ` Mike Rapoport
2008-05-13  7:07   ` 冯鑫

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