[U-Boot] [UBOOT RFC PATCH 13/13] dwc3: core: Change the bounce buffer size to 4096

Felipe Balbi balbi at ti.com
Tue Aug 19 18:27:07 CEST 2014


On Tue, Aug 19, 2014 at 09:45:11PM +0530, Kishon Vijay Abraham I wrote:
> Hi,
> 
> On Monday 18 August 2014 08:11 PM, Felipe Balbi wrote:
> > On Mon, Aug 18, 2014 at 07:58:35PM +0530, Kishon Vijay Abraham I wrote:
> >> Bounce buffer is used for transferring requests which is not maxpacket
> >> aligned. In the case of DFU the requests can be upto 4096 bytes.
> >>
> >> While the actual fix for this should be using two chained TRBs to handle
> >> the transfer, this can be used as a temporary fix.
> > 
> > Did you manage to trigger this fault ? Was the size larger than 512 ?
> 
> yeah.. transferring any kernel image resulted in a size larger than 512.

but it's also larger than 4KiB :-)

-- 
balbi
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