[Bug 216940] r313333 blows up RPI3 booting in /boot/loader.efi

[bugzilla-noreply at freebsd.org]

https://bugs.freebsd.org/bugzilla/show_bug.cgi?id=216940

            Bug ID: 216940
           Summary: r313333 blows up RPI3 booting in /boot/loader.efi
           Product: Base System
           Version: CURRENT
          Hardware: arm64
                OS: Any
            Status: New
          Severity: Affects Many People
          Priority: ---
         Component: arm
          Assignee: freebsd-arm at FreeBSD.org
          Reporter: karl at denninger.net

The Pi3 boots through a chain that includes /boot/loader.efi.

The changes made in r313333, committed 2017-02-06, causes the RPI3 to fail
during the boot sequence in /boot/loader.efi with the following crash:

EFI Firmware: Das U-boot (rev 0.00)

FreeBSD/arm64 EFI loader, Revision 1.1
(Thu Feb  9 08:09:37 CST 2017 freebsd at NewFS.denninger.net)
Failed to start image provided by UFS (14)
"Synchronous Abort" handler, esr 0x96000004
ELR:     3af62cec
LR:      3af61d60
x0 : 0000000000000001 x1 : 0000000000000001
x2 : 000000003afeb000 x3 : 000000000000003f
x4 : 0000000000000020 x5 : 0000000000000010
x6 : 0000000000000000 x7 : 0000000039b260a4
x8 : 000000003af61d48 x9 : 000000000000000d
x10: 0000000000000030 x11: 0000000000000000
x12: 0000000000000000 x13: 0000000000000002
x14: 0000000000000000 x15: 0000000000000000
x16: 0000000000000000 x17: 0000000000000000
x18: 000000003ab30df8 x19: 0000000037a16008
x20: 0000000000000000 x21: 0000000000000000
x22: 0000000039b28000 x23: 0000000039b1d49c
x24: 0000000039b28850 x25: 000000003ab3d740
x26: 000000003af839a0 x27: 0000000039b2e3e8
x28: 0000000000000000 x29: 000000003ab2ef60

Resetting CPU ...

resetting ...


Reverting sys/boot/efi to a revision prior to 313333 resolves the issue.

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