From mboxrd@z Thu Jan 1 00:00:00 1970 MIME-Version: 1.0 In-Reply-To: References: <201402240022.11419.paul_c@tuxcnc.org> Date: Sun, 23 Feb 2014 19:53:11 -0500 Message-ID: From: Adam Vaughan Content-Type: text/plain; charset=ISO-8859-1 Subject: Re: [Xenomai] RaspberryPi kernel 3.8 issue List-Id: Discussions about the Xenomai project List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , To: "xenomai@xenomai.org" Regarding Paul's question, it doesn't matter if the dwc_otg.fiq_fix_enable=1 or 0. The same issue is still there. On Sun, Feb 23, 2014 at 7:47 PM, Adam Vaughan wrote: > It's a separate issue, but I just rebuilt a Xenomai RPi 3.8.13 kernel with > the patch at [1], and it now boots with the USB FIQ disabled. It has been > a while, but I'm pretty sure it wasn't booting with FIQ disabled before, as > detailed in [1]. I am able to run my FIQ code after retargeting the module > for the more recent kernel (my stopgap solution was to use 3.5.7). > > Gilles, can you include KrfVan's patch at [1] with any modifications you > make to the official Xenomai RPi patches to address the issue Gregory > pointed out? Also, for what its worth, I also see the same issue Gregory > sees in the kernel logs: > > ... > [ 1.167969] hub 1-0:1.0: 1 port detected > [ 1.171818] ------------[ cut here ]------------ > [ 1.175376] WARNING: at kernel/irq/handle.c:146 > handle_irq_event_percpu+0x198/0x1c0() > [ 1.179042] irq 75 handler usb_hcd_irq+0x0/0x84 enabled interrupts > ... > > [1] https://github.com/raspberrypi/linux/issues/355 > >