From mboxrd@z Thu Jan 1 00:00:00 1970 From: Hans de Goede Date: Mon, 11 Apr 2016 13:07:55 +0200 Subject: [U-Boot] Ethernet via USB on Sinlinx SinA33 In-Reply-To: <570B7BB3.90800@free-electrons.com> References: <56F5720A.5000805@free-electrons.com> <56F929E7.6060200@redhat.com> <56FA22D4.7050104@free-electrons.com> <57052A30.5000902@redhat.com> <570B7BB3.90800@free-electrons.com> Message-ID: <570B858B.5020500@redhat.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: u-boot@lists.denx.de Hi, On 11-04-16 12:25, Quentin Schulz wrote: > Hi, > > On 06/04/2016 17:24, Hans de Goede wrote: >> Hi, >> >> On 29-03-16 08:38, Quentin Schulz wrote: >>> Hi, >>> >>> On 28/03/2016 14:56, Hans de Goede wrote: >>>> Hi, >>>> >>>> On 25-03-16 18:14, Quentin Schulz wrote: >>>>> Hi, >>>>> >>>>> I am trying to get Ethernet to work through the USB port of the Sinlinx >>>>> SinA33 on U-Boot to use TFTP to get the kernel and dtb files. >>>>> >>>>> However, I am getting 'data abort' when using dhcp or tftp after >>>>> adding: >>>>> #define CONFIG_USB_HOST_ETHER >>>>> #define CONFIG_USB_ETHER_ASIX >>>>> >>>>> to include/configs/sunxi-common.h and checking CONFIG_USB_EHCI_HCD as >>>>> told in the documentation [1] >>>>> >>>>> I tested this configuration with the C.H.I.P. and it is working well. >>>> >>>> Are you perhaps building u-boot with gcc6 ? There are some known issues >>>> when building u-boot with gcc-6, which look pretty much like this. >>> >>> No, I'm building with gcc-5: >>> $ arm-linux-gnueabihf-gcc --version >>> arm-linux-gnueabihf-gcc (Ubuntu 5.2.1-22ubuntu1) 5.2.1 20151010 >>> >>>> Is the ethernet adapter connected to a regular usb host port, or to >>>> the otg port ? >>> >>> The Ethernet adapter is connected to the regular USB host port. >> >> So I've been debugging some armv7 cache issues lately and I've come >> up with the following fix: >> >> https://patchwork.ozlabs.org/patch/605967/ >> >> This might very will fix your issue too. If not we're likely missing >> some cache flushing / invalidation in the usb driver for your usb >> host controller. >> >> Regards, >> >> Hans > > I actually tried uboot-sunxi repository (and then checked out on merge > commit in master for this repository) and it is working as expected: I > get Ethernet over USB. > > I tested with master (43d3fb5c0609a76409e7859a2a5800670c7b5bd2) and I > first get a reset of the board when starting USB (before I can enter > U-Boot command line) and then after the reboot, U-Boot hangs on starting > USB (still before the command line). > > I did a git bisect on master and it returned this commit: > http://git.denx.de/?p=u-boot.git;a=commit;h=3f9f8a5b83f8aec40c9f4ee496046a695e333c45 Ah, that is fixed by this commit: http://git.denx.de/?p=u-boot/u-boot-usb.git;a=commitdiff;h=cfb3f1cd0e022711d69ff040884357b8410865ef A pullreq for which was send this morning, so this should be fixed in master as soon as the u-boot-usb pull-req gets merged. Regards, Hans