Hi Benoit, On Fri, Aug 10, 2012 at 8:23 PM, Benoît Thébaudeau < benoit.thebaud...@advansee.com> wrote:
> diff --git u-boot-usb-4f8254e.orig/common/usb_storage.c > u-boot-usb-4f8254e/common/usb_storage.c > index 0cd6399..822bd64 100644 > --- u-boot-usb-4f8254e.orig/common/usb_storage.c > +++ u-boot-usb-4f8254e/common/usb_storage.c > @@ -157,12 +157,13 @@ struct us_data { > > #ifdef CONFIG_USB_EHCI > /* > - * The U-Boot EHCI driver cannot handle more than 5 page aligned buffers > - * of 4096 bytes in a transfer without running itself out of qt_buffers > + * The U-Boot EHCI driver can handle any transfer length as long as there > is > + * enough free heap space left, but the SCSI READ(10) and WRITE(10) > commands are > + * limited to 65535 bytes. > bytes? > */ > -#define USB_MAX_XFER_BLK(start, blksz) (((4096 * 5) - (start % 4096)) / > blksz) > +#define USB_MAX_XFER_BLK 65535 > But here you limit it to 65535 _blocks_, right? One of the two should be wrong ;) Regards, Ilya.
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