From: Marek Vasut <marex@denx.de>
To: u-boot@lists.denx.de
Subject: [U-Boot] Regression in usb-storage in u-boot 2015.04 ???
Date: Mon, 27 Apr 2015 23:41:02 +0200 [thread overview]
Message-ID: <201504272341.02282.marex@denx.de> (raw)
In-Reply-To: <CAPnjgZ2XPnFnDw-eQAHRbYKZPmCk-E3WJO9S6EsS8XnVQXiVpg@mail.gmail.com>
On Monday, April 27, 2015 at 09:57:52 PM, Simon Glass wrote:
> Hi Iain,
>
> On 27 March 2015 at 02:42, Iain Paton <ipaton0@gmail.com> wrote:
> > On 26/03/15 19:08, Hans de Goede wrote:
> >> Perhaps someone can test the reproducer on another board
> >
> >> with usb:
> > on an A20-OLinuXino-lime2
> >
> > U-Boot SPL 2015.04-rc4-00073-g07d8f86 (Mar 27 2015 - 08:05:11)
> > DRAM: 1024 MiB
> > CPU: 912000000Hz, AXI/AHB/APB: 3/2/2
> >
> > U-Boot 2015.04-rc4-00073-g07d8f86 (Mar 27 2015 - 08:05:11) Allwinner
> > Technology
> >
> > CPU: Allwinner A20 (SUN7I)
> > I2C: ready
> > DRAM: 1 GiB
> > MMC: SUNXI SD/MMC: 0
> > *** Warning - bad CRC, using default environment
> >
> > In: serial
> > Out: serial
> > Err: serial
> > SCSI: SUNXI SCSI INIT
> > SATA link 0 timeout.
> > AHCI 0001.0100 32 slots 1 ports 3 Gbps 0x1 impl SATA mode
> > flags: ncq stag pm led clo only pmp pio slum part ccc apst
> > Net: dwmac.1c50000
> > starting USB...
> > USB0: USB EHCI 1.00
> > scanning bus 0 for devices... 1 USB Device(s) found
> > USB1: USB EHCI 1.00
> > scanning bus 1 for devices... 2 USB Device(s) found
> >
> > scanning usb for storage devices... 1 Storage Device(s) found
> >
> > Hit any key to stop autoboot: 0
> > sunxi# usb start
> > sunxi# usb reset
> > resetting USB...
> > USB0: USB EHCI 1.00
> > scanning bus 0 for devices... 1 USB Device(s) found
> > USB1: USB EHCI 1.00
> > scanning bus 1 for devices... EHCI timed out on TD - token=0x80008c80
> > 2 USB Device(s) found
> >
> > scanning usb for storage devices... 1 Storage Device(s) found
> >
> > that EHCI timeout appears to be random, it pops up maybe 20% of the time.
>
> I see this also, both with and without driver model. It seems like a
> bit of a worry. I can repeat this on the first use of USB from boot,
> around 20% of the time.
Just a random guess -- Try enabling cache debugging, maybe it's some alignment
problem somewhere?
Best regards,
Marek Vasut
prev parent reply other threads:[~2015-04-27 21:41 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2015-03-26 19:08 [U-Boot] Regression in usb-storage in u-boot 2015.04 ??? Hans de Goede
2015-03-27 6:36 ` Bo Shen
2015-03-27 8:28 ` Hans de Goede
2015-03-27 8:42 ` Iain Paton
2015-03-27 8:47 ` Hans de Goede
2015-04-27 1:09 ` Marek Vasut
2015-04-27 8:40 ` Hans de Goede
2015-08-13 23:16 ` Marek Vasut
2015-09-23 9:50 ` Hans de Goede
2015-09-23 9:58 ` Marek Vasut
2015-04-27 19:57 ` Simon Glass
2015-04-27 21:41 ` Marek Vasut [this message]
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