[Date Prev][Date Next][Thread Prev][Thread Next][Date Index][Thread Index] Re: Xen 4.14.1 on RPI4: device tree generation failed
On Sun, Jan 31, 2021 at 6:50 PM Tamas K Lengyel <tamas.k.lengyel@xxxxxxxxx> wrote: > > On Sun, Jan 31, 2021 at 6:33 PM Elliott Mitchell <ehem+undef@xxxxxxx> wrote: > > > > On Sun, Jan 31, 2021 at 02:06:17PM -0500, Tamas K Lengyel wrote: > > > (XEN) Unable to retrieve address 0 for /scb/pcie@7d500000/pci@1,0/usb@1,0 > > > (XEN) Device tree generation failed (-22). > > > > > Does anyone have an idea what might be going wrong here? I tried > > > building the dtb without using the dtb overlay but it didn't seem to > > > do anything. > > > > If you go to line 1412 of the file xen/arch/arm/domain_build.c and > > replace the "return res;" with "continue;" that will bypass the issue. > > The 3 people I'm copying on this message though may wish to ask questions > > about the state of your build tree. > > I'll try that but it's a pretty hacky work-around ;) That change got Xen to continue but then I don't see any outfrom from dom0 afterwards and the system just hangs: (XEN) *** LOADING DOMAIN 0 *** (XEN) Loading d0 kernel from boot module @ 0000000000480000 (XEN) Allocating 1:1 mappings totalling 512MB for dom0: (XEN) BANK[0] 0x00000010000000-0x00000028000000 (384MB) (XEN) BANK[1] 0x00000030000000-0x00000038000000 (128MB) (XEN) Grant table range: 0x00000000200000-0x00000000240000 (XEN) Unable to retrieve address 0 for /scb/pcie@7d500000/pci@1,0/usb@1,0 (XEN) Allocating PPI 16 for event channel interrupt (XEN) Loading zImage from 0000000000480000 to 0000000010000000-0000000010f80000 (XEN) Loading d0 DTB to 0x0000000018000000-0x000000001800bde9 (XEN) Initial low memory virq threshold set at 0x4000 pages. (XEN) Std. Loglevel: All (XEN) Guest Loglevel: All (XEN) *************************************************** (XEN) WARNING: CONSOLE OUTPUT IS SYNCHRONOUS (XEN) This option is intended to aid debugging of Xen by ensuring (XEN) that all output is synchronously delivered on the serial line. (XEN) However it can introduce SIGNIFICANT latencies and affect (XEN) timekeeping. It is NOT recommended for production use! (XEN) *************************************************** (XEN) No support for ARM_SMCCC_ARCH_WORKAROUND_1. (XEN) Please update your firmware. (XEN) *************************************************** (XEN) No support for ARM_SMCCC_ARCH_WORKAROUND_1. (XEN) Please update your firmware. (XEN) *************************************************** (XEN) No support for ARM_SMCCC_ARCH_WORKAROUND_1. (XEN) Please update your firmware. (XEN) *************************************************** (XEN) 3... 2... 1... (XEN) *** Serial input to DOM0 (type 'CTRL-a' three times to switch input) (XEN) Freed 352kB init memory. Tamas
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