I know Philippe put a change into the arm 32-bit ipipe for the new gic in the imx7d which was causing a lock up. I'm not sure if this is a similar thing.
-Greg On Wed, May 16, 2018 at 4:00 PM, Auel, Kendall <kendall.a...@3dsystems.com> wrote: > Greg, > > The kernel is 4.9.51, modified by NXP for the i.MX8, the Xenomai branch is > "next", and the ipipe patch is ipipe-core-4.9.51-arm64-4.patch. > > Also, I modified the defconfig to turn off CONFIG_CPU_FREQ and > CONFIG_ACPI_PROCESSOR. I've also tried a version with PAGE_MIGRATION disabled > and got the same result. > > - Kendall > >> >> HI, >> What ipipe and kernel version are you using and what Xenomai branch are >> you using? >> >> -Greg >> >> On Wed, May 16, 2018 at 2:13 PM, Auel, Kendall >> <kendall.a...@3dsystems.com> wrote: >> > I'm trying to build a xenomai-enabled kernel for an arm64 (quad A53 cores). >> Something is not configured correctly, but I haven't been able to get past a >> stall during xenomai_init. Any ideas on what I'm doing wrong? Thanks. >> > >> > [ 0.729547] kvm [1]: 8-bit VMID >> > [ 0.732121] kvm [1]: IDMAP page: 40c5e000 >> > [ 0.736134] kvm [1]: HYP VA range: 800000000000:ffffffffffff >> > [ 0.742609] kvm [1]: Hyp mode initialized successfully >> > [ 0.747003] kvm [1]: GICv3: no GICV resource entry >> > [ 0.751740] kvm [1]: disabling GICv2 emulation >> > [ 0.756357] kvm [1]: GIC system register CPU interface enabled >> > [ 0.762428] kvm [1]: vgic interrupt IRQ1 >> > [ 0.766021] kvm [1]: virtual timer IRQ4 >> > [ 0.775341] audit: initializing netlink subsys (disabled) >> > [ 0.777914] audit: type=2000 audit(0.675:1): initialized >> > [ 0.783729] [Xenomai] scheduling class idle registered. >> > [ 0.788506] [Xenomai] scheduling class rt registered. >> > [ 21.795205] INFO: rcu_preempt detected stalls on CPUs/tasks: >> > [ 21.798018] 2-...: (0 ticks this GP) idle=4c9/140000000000000/0 >> softirq=129/129 fqs=2428 >> > [ 21.806295] (detected by 1, t=5255 jiffies, g=-252, c=-253, q=106) >> > [ 21.812575] Task dump for CPU 2: >> > [ 21.815801] swapper/0 R running task 0 1 0 >> > 0x00000002 >> > [ 21.822864] Call trace: >> > [ 21.825315] [<ffff0000080859f4>] __switch_to+0x8c/0xa0 >> > [ 21.830456] [<ffff0000084384a8>] gic_raise_softirq+0x58/0x170 >> > [ 21.836208] [<ffff00000808dd64>] ipipe_send_ipi+0x24/0x30 >> > [ 21.841615] [<ffff000008154f60>] ipipe_critical_enter+0x108/0x1a8 >> > [ 21.847719] [<ffff000008156d60>] ipipe_select_timers+0x2d8/0x320 >> > [ 21.853736] [<ffff0000091a2440>] xenomai_init+0x158/0x4c4 >> > [ 21.859141] [<ffff000008083308>] do_one_initcall+0x38/0x128 >> > [ 21.864724] [<ffff000009190d00>] kernel_init_freeable+0x1ac/0x24c >> > [ 21.870828] [<ffff000008c57e40>] kernel_init+0x10/0x100 >> > [ 21.876056] [<ffff000008082fe4>] ret_from_fork+0x14/0x30 >> > >> > Thanks, >> > Kendall Auel, Senior Embedded Software Engineer 3D Systems, 26600 SW >> > Parkway Ave., Suite 300, Dock 61, Wilsonville OR 97070, USA >> > Tel: +1 503 482 1970 Mobile: +1 503 939 6862 >> 3dsystems.com<http://3dsystems.com/> >> > >> > [3D-Systems-logo_primary_3-color_light-bkgrd_no-tm] >> > >> > This e-mail is intended for the exclusive use of the recipients named above >> and may constitute privileged or confidential information or otherwise be >> protected from disclosure. Dissemination, distribution, forwarding or copying >> of this e-mail by anyone other than the intended recipients is prohibited. If >> you have received this e-mail in error, please notify me immediately by reply >> e-mail or telephone and completely delete or destroy any and all electronic >> or other copies of the original message and any attachments to it. Thank you. >> > >> > -------------- next part -------------- A non-text attachment was >> > scrubbed... >> > Name: image001.png >> > Type: image/png >> > Size: 10651 bytes >> > Desc: image001.png >> > URL: >> > >> <http://xenomai.org/pipermail/xenomai/attachments/20180516/92c0d749/a >> t >> > tachment.png> >> _______________________________________________ >> > Xenomai mailing list >> > Xenomai@xenomai.org >> > https://xenomai.org/mailman/listinfo/xenomai > _______________________________________________ > Xenomai mailing list > Xenomai@xenomai.org > https://xenomai.org/mailman/listinfo/xenomai _______________________________________________ Xenomai mailing list Xenomai@xenomai.org https://xenomai.org/mailman/listinfo/xenomai