Booting arm64 uefi broken

It appears with the latest 12-CURRENT/arm64, booting is broken. The
boot process gets stuck after the "Using DTB provided by..." message.

This is on my SoftIron OverDrive 1000:

>> FreeBSD EFI boot block                                                       
   Loader path: /boot/loader.efi                                                
                                                                                
   Initializing modules: ZFS UFS                                                
   Load Path: \EFI\BOOT\BOOTAA64.EFI                                            
   Load Device: PcieRoot(0x0)/Pci(0x2,0x2)/Pci(0x0,0x0)/USB(0x2,0x0)/HD(1,GPT,73365FD5-9260-11E8-9F00-0026B93F5298,0x3,0x640)
   BootCurrent: 0002                                                            
   BootOrder: 0001 0005 0006 0000 0002[*]                                       
   Probing 7 block devices......+..* done                                       
    ZFS found the following pools: rpool                                        
    UFS found 1 partition                                                       
Consoles: EFI console                                                           
FreeBSD/arm64 EFI loader, Revision 1.1                                          
(Sat Jul 28 11:32:06 UTC 2018 root_at_nyi-01.build.hardenedbsd.org)                
                                                                                
   Command line arguments: loader.efi                                           
   EFI version: 2.60                                                            
   EFI Firmware: SoftIron Overdrive 1000 (rev 1.00)                             
   Console: efi (0)                                                             
   Load Path: HD(2,GPT,73365FE7-9260-11E8-9F00-0026B93F5298,0x643,0x107D00)     
   Load Device: PcieRoot(0x0)/Pci(0x2,0x2)/Pci(0x0,0x0)/USB(0x2,0x0)/HD(2,GPT,73365FE7-9260-11E8-9F00-0026B93F5298,0x643,0x107D00)
   BootCurrent: 0002                                                            
   BootOrder: 0001 0005 0006 0000 0002[*]                                       
   BootInfo Path: PcieRoot(0x0)/Pci(0x2,0x2)/Pci(0x0,0x0)/USB(0x2,0x0)          
Ignoring Boot0002: Only one DP found                                            
Trying ESP: PcieRoot(0x0)/Pci(0x2,0x2)/Pci(0x0,0x0)/USB(0x2,0x0)/HD(2,GPT,73365FE7-9260-11E8-9F00-0026B93F5298,0x643,0x107D00)
Setting currdev to disk1p2:                                                     
Loading /boot/defaults/loader.conf                                              
/boot/kernel/kernel text=0x8a7169 data=0x1384d0+0x7d39fc syms=[0x8+0x11d108+0x8+0x10e646]
/boot/entropy size=0x1000                                                       
efi-autoresizecons: Neither Graphics Output Protocol nor Universal Graphics Adapter present
                                                                                
Hit [Enter] to boot immediately, or any other key for command prompt.           
Booting [/boot/kernel/kernel]...                                                
Using DTB provided by EFI at 0x801fe00000.

Thanks,

-- 
Shawn Webb
Cofounder and Security Engineer
HardenedBSD

Tor-ified Signal:    +1 443-546-8752
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