I managed to get a slow-motion video of the console and transcribe the first several lines of CPU setup and probing from a verbose boot. It seems that the kernel isn't finding a lot of stuff here.
>>> bios probe won bios0 at mainbus0: SMBIUOS rev. 2.8 @ 0xed8b0 (55 entries) bios0: vendor American Megatrends Inc. version "1.0b" date 09/09/2015 bios0: Supermicro X10SDV-8C-TLN4F >>> probing for mpbios0 >>> mpbios probe returned 0 >>> probing for acpi0 >>> acpi probe returned 1 >>> acpi probe won acpi0 at bios0: rev 2 acpi0: tables DSDT FACP APIC FPDT FIDT SPMI NCFG UEFI HPET WDDT SSDT BGRT SSDT PRAD SMAR HEST BERT ERST EINJ >>> probing for acpiec* >>> acpiec probe returned 0 >>> probing for acpimadt0 >>> acpimadt probe returned 0 >>> probing for acpiprt* >>> acpiprt returned 0 >>> no winning probe >>> probing for acpiec* >>> acpiec probe returned 0 >>> probing for acpimadt0 >>> acpimadt probe returned 0 >>> probing for acpiprt* >>> acpiprt returned 0 >>> no winning probe >>> probing for acpiec* >>> acpiec probe returned 0 >>> probing for acpimadt0 >>> acpimadt probe returned 0 >>> probing for acpiprt* >>> acpiprt returned 0 >>> acpimadt0 probe won acpimadt0 at acpi0 addr 0xfee00000: PC-AT compat >>> probing for cpu0 >>> cpu probe returned 1 >>> probing for ioapic* >>> ioapic probe returned 0 >>> probing for efifb0 >>> efifb probe returned 0 >>> probing for pci* >>> pci probe returned 0 >>> probing for isa0 >>> isa probe returned 0 >>> cpu probe won cpu0 at mainbus0: apid 0 (application processor) cpu0: not started >>> probing for ioapic* >>> ioapic probe returned 0 >>> probing for efifb0 >>> efifb probe returned 0 >>> probing for pci* >>> pci probe returned 0 >>> probing for isa0 >>> isa probe returned 0 >>> no winning probe cpu at mainbus0: not configured >>> probing for ioapic* >>> ioapic probe returned 0 >>> probing for efifb0 >>> efifb probe returned 0 >>> probing for pci* >>> pci probe returned 0 ... and so on for each CPU. > On Dec 30, 2015, at 2:49 PM, Dale Ghent <da...@elemental.org> wrote: > > > Has anyone used or otherwise been able to boot 5.8 on a Xeon-D 1540 system? > We're experimenting with a SuperMicro Xeon-D 1540 system > (http://www.supermicro.com/products/system/1U/5018/SYS-5018D-FN4T.cfm) and > are, surprisingly, not getting terribly far into the kernel boot process, > with a plethora of "... not configured" messages on console preceding a > complete free-up after probing the xHCI root hub. > > The "not configured" messages also apply to each of the 8 cores ("cpu at > mainbus0: not configured"). The same thing happens with the latest snapshot > (dated Dec. 27) > > Here's a screenshot of the console showing how far the kernel gets before > things grind to a halt: http://imgur.com/zETFs7j > > Might anyone be able to drop a hint or some background info? > > /dale
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