HiFive unleashed u-boot from uSD

[Klaus Küchemann]

Hi,
small intermediate result,
manually loaded with some  u-boot prompt-commands  :
——————— HiFive unleashed boot from uSD ------
found 5 disks
No EFI system partition
Booting /loader.efi

Consoles: EFI console  
    Reading loader env vars from /efi/freebsd/loader.env
Setting currdev to disk0p3:
FreeBSD/riscv EFI loader, Revision 1.1
(Thu Dec 17 04:39:10 UTC 2020 root at releng1.nyi.freebsd.org)

   Command line arguments: l
   Image base: 0xfe5ee000
   EFI version: 2.80
   EFI Firmware: Das U-Boot (rev 8224.4096)
   Console: comconsole (0)
   Load Path: /loader.efi
   Load Device: /VenHw(e61d73b9-a384-4acc-aeab-82e828f3628b)/SD(0)/SD(0)/HD(3,GPT,603c063d-4b9f-4590-a5aa-b1e8515ddf2e,0x2822,0xf2eb5)
Trying ESP: /VenHw(e61d73b9-a384-4acc-aeab-82e828f3628b)/SD(0)/SD(0)/HD(3,GPT,603c063d-4b9f-4590-a5aa-b1e8515ddf2e,0x2822,0xf2eb5)
Setting currdev to disk0p3:
Trying: /VenHw(e61d73b9-a384-4acc-aeab-82e828f3628b)/SD(0)/SD(0)/HD(1,GPT,603c063d-4b9f-4590-a5aa-b1e8515ddf2e,0x22,0x800)
Setting currdev to disk0p1:
Trying: /VenHw(e61d73b9-a384-4acc-aeab-82e828f3628b)/SD(0)/SD(0)/HD(2,GPT,603c063d-4b9f-4590-a5aa-b1e8515ddf2e,0x822,0x2000)
Setting currdev to disk0p2:
Trying: /VenHw(e61d73b9-a384-4acc-aeab-82e828f3628b)/SD(0)/SD(0)/HD(4,GPT,603c063d-4b9f-4590-a5aa-b1e8515ddf2e,0xf56d8,0x75ff907)
Setting currdev to disk0p4:
Loading /boot/defaults/loader.conf
Loading /boot/defaults/loader.conf
Loading /boot/device.hints
Loading /boot/loader.conf
Loading /boot/loader.conf.local
-
Loading kernel...
/boot/kernel/kernel text=0x539d64 text=0x115fc4 data=0xce7c0 data=0x9ac+0x12142c syms=[0x8+0xb38e0+0x8+0xd5516]
Loading configured modules...
/boot/kernel/umodem.ko text=0x1ba0 text=0xda0 data=0x600+0x8 syms=[0x8+0x15d8+0x8+0xaab]
loading required module 'usb'
/boot/kernel/usb.ko text=0x6d60 text=0x186a0 data=0x1d88+0xb4 syms=[0x8+0x15810+0x8+0x63f8]
loading required module 'ucom'
/boot/kernel/ucom.ko text=0x1d59 text=0x2744 data=0x818+0x850 syms=[0x8+0x2e50+0x8+0xf55]
can't find '/etc/hostid'
can't find '/boot/entropy'

Hit [Enter] to boot immediately, or any other key for command prompt.
Booting [/boot/kernel/kernel]...               
Using DTB provided by EFI at 0x87f00000.
Kernel entry at 0xf660002e...
Kernel args: (null)
---<<BOOT>>---
KDB: debugger backends: ddb
KDB: current backend: ddb
Copyright (c) 1992-2020 The FreeBSD Project.
Copyright (c) 1979, 1980, 1983, 1986, 1988, 1989, 1991, 1992, 1993, 1994
	The Regents of the University of California. All rights reserved.
FreeBSD is a registered trademark of The FreeBSD Foundation.
FreeBSD 13.0-CURRENT #0 19ebb3aa230-c255150(main): Thu Dec 17 05:29:12 UTC 2020
    root at releng1.nyi.freebsd.org:/usr/obj/usr/src/riscv.riscv64/sys/GENERIC riscv
FreeBSD clang version 11.0.0 (git at github.com:llvm/llvm-project.git llvmorg-11.0.0-0-g176249bd673)
WARNING: WITNESS option enabled, expect reduced performance.
t[0] == 0xffffffc000743d10
t[1] == 0x0000000000010000
t[2] == 0x0000000000000000
t[3] == 0x0000000000010000
t[4] == 0x0000000000000000
t[5] == 0x0000000000001000
t[6] == 0x0000000078000000
s[0] == 0xffffffc000003b30
s[1] == 0xffffffd000800000
s[2] == 0x0000000000000101
s[3] == 0x0000000000000001
s[4] == 0x0000000000000002
s[5] == 0xffffffc00053079c
s[6] == 0xffffffd1f32242c0
s[7] == 0xffffffd1f3224580
s[8] == 0x0000000000000000
s[9] == 0x0000000000000002
s[10] == 0x0000000000000e7e
s[11] == 0xffffffd1f3224580
a[0] == 0xffffffd000800000
a[1] == 0x0000000000000000
a[2] == 0x0000000000000fff
a[3] == 0xffffffd000800000
a[4] == 0xffffffd000800001
a[5] == 0x1ffffffffffffff8
a[6] == 0x0000000000000001
a[7] == 0x0000000000000000
ra == 0xffffffc0005308e8
sp == 0xffffffc000003b20
gp == 0x0000000000000000
tp == 0xffffffd1f32f8300
sepc == 0xffffffc00051b88e
sstatus == 0x8000000200006100
panic: Memory access exception at 0xffffffc00051b88e

cpuid = 0
time = 1
KDB: stack backtrace:
(null)() at 0xffffffc00051f4c6
(null)() at 0xffffffc0000fc6a6
(null)() at 0xffffffc0002e74a4
(null)() at 0xffffffc0002a1988
(null)() at 0xffffffc0002a1780
(null)() at 0xffffffc00052f7aa
(null)() at 0xffffffc00051faf8
(null)() at 0xffffffc0005308e4
(null)() at 0xffffffc0004dd33a
(null)() at 0xffffffc0004dea0e
(null)() at 0xffffffc0004dacf2
(null)() at 0xffffffc0004da5fa
(null)() at 0xffffffc0004d93e6
(null)() at 0xffffffc0004e6454
(null)() at 0xffffffc000239d16
(null)() at 0xffffffc0000001ba
KDB: enter: panic
[ thread pid 0 tid 0 ]
Stopped at      0xffffffc0002e726a
db> 
——

Regards
K.K.