FYI
We also hit the same problem. Our BIOS folks tried to make the BIOS
ACPI compliant but we hit the same problem & broke cpu numbering.
For now, we've reverted the BIOS change but are concerned that another OS
may require the change.
>From the boot log:
891.184006 ( 0.001022)| [ 0.000000] Setting APIC routing to UV large system.
891.197920 ( 0.013914)| [ 0.000000] ACPI: X2APIC (apic_id[0x100] uid[0x20] enabled)
891.218507 ( 0.020587)| [ 0.000000] ACPI: X2APIC (apic_id[0x102] uid[0x21] enabled)
...
904.009046 ( 0.006237)| [ 0.000000] ACPI: X2APIC (apic_id[0x3ff0] uid[0x7fe] enabled)
904.020501 ( 0.011455)| [ 0.000000] ACPI: X2APIC (apic_id[0x3ff2] uid[0x7ff] enabled)
904.024500 ( 0.003999)| [ 0.000000] ACPI: LAPIC (acpi_id[0x00] lapic_id[0x00] enabled)
904.024684 ( 0.000184)| [ 0.000000] ACPI: LAPIC (acpi_id[0x01] lapic_id[0x02] enabled)
...
1089.050351 ( 0.008981)| [ 30.960025] Booting Node 4, Processors #1 #2 #3 #4 #5 #6 #7 #8 Ok.
1089.847951 ( 0.669131)| [ 31.473073] Booting Node 5, Processors #9 #10 #11 #12 #13 #14 #15 #16 Ok.
....
1283.195893 ( 0.772824)| [ 224.864248] Booting Node 255, Processors #2009 #2010 #2011 #2012 #2013 #2014 #2015 #2016 Ok.
1283.970697 ( 0.774804)| [ 225.637077] Booting Node 0, Processors #2017 #2018 #2019 #2020 #2021 #2022 #2023 Ok.
1284.652065 ( 0.681368)| [ 226.316121] Booting Node 1, Processors #2024 #2025 #2026 #2027 #2028 #2029 #2030 #2031 Ok.
1285.422635 ( 0.770570)| [ 227.088808] Booting Node 2, Processors #2032 #2033 #2034 #2035 #2036 #2037 #2038 #2039 Ok.
1286.205456 ( 0.782821)| [ 227.864175] Booting Node 3, Processors #2040 #2041 #2042 #2043 #2044 #2045 #2046 #2047 Ok.
--- jack
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