From mboxrd@z Thu Jan 1 00:00:00 1970 Return-path: Received: from metis.ext.pengutronix.de ([2001:6f8:1178:4:290:27ff:fe1d:cc33]) by bombadil.infradead.org with esmtps (Exim 4.80.1 #2 (Red Hat Linux)) id 1XU8XC-0007WB-FP for barebox@lists.infradead.org; Wed, 17 Sep 2014 06:16:11 +0000 From: Steffen Trumtrar Date: Wed, 17 Sep 2014 08:15:26 +0200 Message-Id: <1410934529-20576-1-git-send-email-s.trumtrar@pengutronix.de> List-Id: List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit Sender: "barebox" Errors-To: barebox-bounces+u.kleine-koenig=pengutronix.de@lists.infradead.org Subject: [PATCH 1/4] imx-usb-loader: Skip unknown tags To: barebox@lists.infradead.org From: Sascha Hauer Instead of bailing out skip unknown tags. These tags are usually doing operations to poll for a certain register state. The correct solution is to implement this register polling, but for now delay execution for a while and assume the register has the correct state afterwards. Signed-off-by: Sascha Hauer --- scripts/imx/imx-usb-loader.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-) diff --git a/scripts/imx/imx-usb-loader.c b/scripts/imx/imx-usb-loader.c index 475917bc6c31..c86260cdea3f 100644 --- a/scripts/imx/imx-usb-loader.c +++ b/scripts/imx/imx-usb-loader.c @@ -615,8 +615,10 @@ static int write_dcd_table_ivt(struct libusb_device_handle *h, struct usb_id *p_ printf("sub dcd length %x\n", s_length); if ((dcd[0] != 0xcc) || (dcd[3] != 0x04)) { - printf("Unknown sub tag\n"); - return -1; + printf("Skipping unknown sub tag 0x%02x with len %04x\n", dcd[0], s_length); + usleep(50000); + dcd += s_length; + continue; } dcd += 4; -- 2.1.0 _______________________________________________ barebox mailing list barebox@lists.infradead.org http://lists.infradead.org/mailman/listinfo/barebox