> So, it LOOKS like its cutting over to the EFI framebuffer at this poin=
t, what you you have plugged in as a monitor? does it do anything?
>
> You could try setting console=3D"comconsole" before you boot=
, to force a serial console?
Unfortunately, the following changes never got corresponding
man page updates:
Commit message (Expand) Author Age Files Lines
* stand: libefi: avoid a null pointer deref in eficom Kyle Evans 2023-05-28=
1 -2/+2
* stand/efi/eficom: Free comc_port if we can't find the serial port War=
ner Losh 2023-05-25 1 -0/+10
* stand/efi/eficom: Make aarch64 compat code probe correctly Warner Losh 20=
23-05-25 1 -2/+5
* stand/efi/eficom: Don't allow this for !HYPERV machines Warner Losh 2=
023-05-25 1 -0/+17
* stand/efi/eficom: better handling of absent device Warner Losh 2023-05-25=
1 -5/+16
* stand: eficom: Only set baudrate when it changes Warner Losh 2023-05-11 1=
-17/+22
* stand: eficom: Don't preemtively assume flow control Warner Losh 2023=
-05-11 1 -9/+5
* stand: eficom : remove unused ignore_cd Warner Losh 2023-05-11 1 -2/+0
* stand: Move eficom to libefi Warner Losh 2023-05-11 6 -6/+1
* stand: efi create eficom console device. Warner Losh 2023-05-11 3 -72/+39=
> -adrian
>
>
> On Sun, 2 Nov 2025 at 08:14, Mario Marietto <marietto2008@gmail=
.com> wrote:
> Hello to everyone.
>
> I ported the panfrost driver on FreeBSD 15.0 for my radxa zero 3W boar=
d. I mean,I've been able to fix all the errors I found and I compiled c=
orrectly the kernel and the modules. Unfortunately,when I tried to boot it,=
this is what happened :
>
>
> It is stuck there. My sensation is that the problem can be fixed easil=
y. But I need to understand why. What could be the reason,what to try and s=
o on.
>
> Anyway,I want to share the source code of the kernel ,the compiled ker=
nel and the modules,if someone wants to study the code and try on his board=
:
>
> https://drive.google.com/file/d/1yn--aq1QxgIOY23eIF8Crdadv9sWkFCR/view?u=
sp=3Ddrive_link
>
> This is the full log that I've got from the serial connection :
>
> marietto# minicom -D /dev/ttyU0 -b 115200
>
> Welcome to minicom 2.10
>
> OPTIONS: I18n
> Compiled on Apr 4 2025, 15:33:54.
> Port /dev/ttyU0, 14:55:08 [U]
>
> Press CTRL-A Z for help on special keys
>
> DDR Version V1.11 20211103
> ln
> ddrconfig:7
> LP4 MR14:0x4d
> LPDDR4, 324MHz
> BW=3D32 Col=3D10 Bk=3D8 CS0 Row=3D16 CS1 Row=3D16 CS=3D2 Die BW=3D16 S=
ize=3D4096MB
>
> change to: 324MHz
> PHY drv:clk:38,ca:38,DQ:30,odt:0
> vrefinner:41%, vrefout:41%
> dram drv:40,odt:0
> clk skew:0x58
>
> change to: 528MHz
> PHY drv:clk:38,ca:38,DQ:30,odt:0
> vrefinner:41%, vrefout:41%
> dram drv:40,odt:0
> clk skew:0x73
>
> change to: 780MHz
> PHY drv:clk:38,ca:38,DQ:30,odt:0
> vrefinner:41%, vrefout:41%
> dram drv:40,odt:0
> clk skew:0x58
>
> change to: 1560MHz(final freq)
> PHY drv:clk:38,ca:38,DQ:30,odt:60
> vrefinner:16%, vrefout:29%
> dram drv:40,odt:80
> clk skew:0xa
> out
> U-Boot SPL board init
> U-Boot SPL 2017.09-gaaca6ffec1-211203 #zzz (Dec 03 2021 - 18:42:16)
> unknown raw ID phN
> unrecognized JEDEC id bytes: 00, 00, 00
> Trying to boot from MMC2
> No misc partition
> Trying fit image at 0x5000 sector
> ## Verified-boot: 0
> ## Checking atf-1 0x00040000 ... sha256(fe4f274c06...) + OK
> ## Checking uboot 0x00a00000 ... OK
> ## Checking fdt 0x00b00000 ... sha256(1804d514f1...) + OK
> ## Checking atf-2 0x00068000 ... sha256(8d44036095...) + OK
> ## Checking atf-3 0xfdcd0000 ... sha256(e410275b51...) + OK
> ## Checking atf-4 0xfdcc9000 ... sha256(990c53fc01...) + OK
> ## Checking atf-5 0x00066000 ... sha256(315a4195a9...) + OK
> ## Checking optee 0x08400000 ... sha256(08e1fd41e1...) + OK
> Jumping to U-Boot(0x00a00000) via ARM Trusted Firmware(0x00040000)
> Total: 319.354 ms
>
> INFO: Preloader serial: 2
> NOTICE: BL31: v2.3():v2.3-181-gc9a647cae:cl
> NOTICE: BL31: Built : 10:55:41, Oct 18 2021
> INFO: GICv3 without legacy support detected.
> INFO: ARM GICv3 driver initialized in EL3
> INFO: pmu v1 is valid
> INFO: dfs DDR fsp_param[0].freq_mhz=3D 1560MHz
> INFO: dfs DDR fsp_param[1].freq_mhz=3D 324MHz
> INFO: dfs DDR fsp_param[2].freq_mhz=3D 528MHz
> INFO: dfs DDR fsp_param[3].freq_mhz=3D 780MHz
> INFO: Using opteed sec cpu_context!
> INFO: boot cpu mask: 0
> INFO: BL31: Initializing runtime services
> INFO: BL31: Initializing BL32
> I/TC:
> I/TC: OP-TEE version: 3.13.0-595-gf5add58be #hisping.lin (gcc version =
10.2.1 20201103 (GNU Toolchai4
> I/TC: Primary CPU initializing
> I/TC: Primary CPU switching to normal world boot
> INFO: BL31: Preparing for EL3 exit to normal world
> INFO: Entry point address =3D 0xa00000
> INFO: SPSR =3D 0x3c9
> UEFI firmware (version EDK2-DEV built at 01:23:28 on May 24 2025)
>
> 3h
>
> Consoles: EFI console
> Reading loader env vars from /efi/freebsd/loader.env
> Setting currdev to disk0p3:
> FreeBSD/arm64 EFI loader, Revision 3.0
>
> Command line arguments: loader.efi
> Image base: 0xec0ae000
> EFI version: 2.70
> EFI Firmware: EDK2 (rev 1.00)
> Console: efi (0x1000)
> Load Path: \EFI\BOOT\BOOTAA64.EFI
> Load Device: MemoryMapped(0xB,0xFE2B0000,0xFE2B0FFF)/HD(3,GPT,07D4C210=
-2E74-1
> 1F0-832C-F1B721F986A1,0x20000,0x10000)
> BootCurrent: 0002
> BootOrder: 0000 0001 0002[*]
> BootInfo Path: MemoryMapped(0xB,0xFE2B0000,0xFE2B0FFF)
> Ignoring Boot0002: Only one DP found
> Trying ESP: MemoryMapped(0xB,0xFE2B0000,0xFE2B0FFF)/HD(3,GPT,07D4C210-=
2E74-11F0-
> 832C-F1B721F986A1,0x20000,0x10000)
> Setting currdev to disk0p3:
> Trying: MemoryMapped(0xB,0xFE2B0000,0xFE2B0FFF)/HD(1,GPT,07D35DA3-2E74=
-11F0-832C
> -F1B721F986A1,0x40,0x4FC0)
> Setting currdev to disk0p1:
> Trying: MemoryMapped(0xB,0xFE2B0000,0xFE2B0FFF)/HD(2,GPT,07D3AC23-2E74=
-11F0-832C
> -F1B721F986A1,0x5000,0x2800)
> Setting currdev to disk0p2:
> Trying: MemoryMapped(0xB,0xFE2B0000,0xFE2B0FFF)/HD(4,GPT,07D6525C-2E74=
-11F0-832C
> -F1B721F986A1,0x30000,0xEDFAFD8)
> Setting currdev to disk0p4:
> Loading /boot/defaults/loader.conf
> /boot/kernel/kernel text=3D0x318 text=3D0xa5a548 text=3D0x28e030 data=
=3D0x1614d0 data=3D0x
> 0+0x2c1000 0x8+0x15c0f0+0x8+0x18894d\
> /etc/hostid size=3D0x25
> /boot/entropy size=3D0x1000
> /boot/kernel/if_bridge.ko text=3D0x3dde text=3D0x7de8 data=3D0x1038+0x=
8 0x8+0x1ec0+0x8
> +0x1847
> loading required module 'bridgestp'
> /boot/kernel/bridgestp.ko text=3D0x1463 text=3D0x4e44 data=3D0x320+0x2=
8 0x8+0xbd0+0x8+
> 0x6c0
> /boot/dtb/rockchip/a.si.drm.dtb size=3D0x1a867
> /boot/kernel/if_rtwn_usb.ko text=3D0xcc80 text=3D0x7880 data=3D0x1e40+=
0x37 0x8+0x4140+
> 0x8+0x2a16
> loading required module 'rtwn'
> /boot/kernel/rtwn.ko text=3D0x6b90 text=3D0x1a820 data=3D0x6e8 0x8+0x3=
390+0x8+0x1ad6
> loading required module 'wlan'
> /boot/kernel/wlan.ko text=3D0x1af18 text=3D0x4bce0 data=3D0x8c68+0x318=
0x8+0x92d0+0x8+
> 0x79fb
> /boot/kernel/wlan_wep.ko text=3D0x1130 text=3D0xca0 data=3D0x310+0x4 0=
x8+0x888+0x8+0x4
> a1
> /boot/kernel/wlan_ccmp.ko text=3D0x3788 text=3D0x25c0 data=3D0x388+0x4=
0x8+0xb28+0x8+0
> x5dd
> /boot/kernel/wlan_tkip.ko text=3D0x1488 text=3D0x1818 data=3D0x320+0x4=
0x8+0x930+0x8+0
> x525
> /boot/modules/ums.ko text=3D0x26c3 text=3D0x252c data=3D0x7a0+0x4 0x8+=
0x1110+0x8+0xbce
>
> loading required module 'kernel'
> module 'kernel' exists but with wrong version
> ?c
> Hit [Enter] to boot immediately, or any other key for command prompt. =
> Booting [/boot/kernel/kernel]...
> Using DTB from the loaded file '/boot/dtb/rockchip/a.si.drm.dtb=
9;.
> EFI framebuffer information:
> addr, size 0xec190000, 0x7e9000
> dimensions 1920 x 1080
> stride 1920
> masks 0x00ff0000, 0x0000ff00, 0x000000ff, 0xff000000
>