Re: I ported the panfrost driver on FreeBSD 15.0 for my radxa zero 3W board,BUT....

Oh don't worry, i'll bug warner about it thursday in san jose. :-)



-adrian


On Tue, 4 Nov 2025 at 13:38, Mark Millard <[email protected]> wrote:

> Hello Warner,
>
>
> No you do not suck. And I'm not even aware for the full range of your
> competing activities. If FreeBSD had no such oddities, that would be
> amazing --and I trust your judgment of the tradeoffs.
>
> Still, in a local context a specific oddity can prove unfortunate,
> including ones that occur less often than many other oddities.
>
> The list could help Adrian look up the details if desired, avoiding some
> research. I just knew that I had such a list someplace in my records and
> found and used it. (I did not even remember "eficom" accurately prior to
> finding the list in my records.)
>
>
> Mark
>
>
> On Nov 4, 2025, at 11:25, Warner Losh <[email protected]> wrote:
>
> Yea. I suck. But the energy that's gone into complaining about this issue
> could have produced diffs.
>
> Warner
>
> On Tue, Nov 4, 2025, 12:17 PM Mark Millard <[email protected]> wrote:
>
>>
>>
>> On Nov 4, 2025, at 11:05, Adrian Chadd <[email protected]> wrote:
>>
>> > So, it LOOKS like its cutting over to the EFI framebuffer at this
>> point, what you you have plugged in as a monitor? does it do anything?
>> >
>> > You could try setting console="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
>> Warner Losh 2023-05-25 1 -0/+10
>> * stand/efi/eficom: Make aarch64 compat code probe correctly Warner Losh
>> 2023-05-25 1 -2/+5
>> * stand/efi/eficom: Don't allow this for !HYPERV machines Warner Losh
>> 2023-05-25 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 <[email protected]>
>> wrote:
>> > Hello to everyone.
>> >
>> > I ported the panfrost driver on FreeBSD 15.0 for my radxa zero 3W
>> board. I mean,I've been able to fix all the errors I found and I compiled
>> correctly 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
>> easily. But I need to understand why. What could be the reason,what to try
>> and so on.
>> >
>> > Anyway,I want to share the source code of the kernel ,the compiled
>> kernel and the modules,if someone wants to study the code and try on his
>> board :
>> >
>> >
>> https://drive.google.com/file/d/1yn--aq1QxgIOY23eIF8Crdadv9sWkFCR/view?usp=drive_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=32 Col=10 Bk=8 CS0 Row=16 CS1 Row=16 CS=2 Die BW=16 Size=4096MB
>> >
>> > 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= 1560MHz
>> > INFO: dfs DDR fsp_param[1].freq_mhz= 324MHz
>> > INFO: dfs DDR fsp_param[2].freq_mhz= 528MHz
>> > INFO: dfs DDR fsp_param[3].freq_mhz= 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 = 0xa00000
>> > INFO: SPSR = 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=0x318 text=0xa5a548 text=0x28e030
>> data=0x1614d0 data=0x
>> > 0+0x2c1000 0x8+0x15c0f0+0x8+0x18894d\
>> > /etc/hostid size=0x25
>> > /boot/entropy size=0x1000
>> > /boot/kernel/if_bridge.ko text=0x3dde text=0x7de8 data=0x1038+0x8
>> 0x8+0x1ec0+0x8
>> > +0x1847
>> > loading required module 'bridgestp'
>> > /boot/kernel/bridgestp.ko text=0x1463 text=0x4e44 data=0x320+0x28
>> 0x8+0xbd0+0x8+
>> > 0x6c0
>> > /boot/dtb/rockchip/a.si.drm.dtb size=0x1a867
>> > /boot/kernel/if_rtwn_usb.ko text=0xcc80 text=0x7880 data=0x1e40+0x37
>> 0x8+0x4140+
>> > 0x8+0x2a16
>> > loading required module 'rtwn'
>> > /boot/kernel/rtwn.ko text=0x6b90 text=0x1a820 data=0x6e8
>> 0x8+0x3390+0x8+0x1ad6
>> > loading required module 'wlan'
>> > /boot/kernel/wlan.ko text=0x1af18 text=0x4bce0 data=0x8c68+0x318
>> 0x8+0x92d0+0x8+
>> > 0x79fb
>> > /boot/kernel/wlan_wep.ko text=0x1130 text=0xca0 data=0x310+0x4
>> 0x8+0x888+0x8+0x4
>> > a1
>> > /boot/kernel/wlan_ccmp.ko text=0x3788 text=0x25c0 data=0x388+0x4
>> 0x8+0xb28+0x8+0
>> > x5dd
>> > /boot/kernel/wlan_tkip.ko text=0x1488 text=0x1818 data=0x320+0x4
>> 0x8+0x930+0x8+0
>> > x525
>> > /boot/modules/ums.ko text=0x26c3 text=0x252c data=0x7a0+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'.
>> > EFI framebuffer information:
>> > addr, size 0xec190000, 0x7e9000
>> > dimensions 1920 x 1080
>> > stride 1920
>> > masks 0x00ff0000, 0x0000ff00, 0x000000ff, 0xff000000
>> >
>>
>> ===
>> Mark Millard
>> marklmi at yahoo.com
>>
>>
>>
> ===
> Mark Millard
> marklmi at yahoo.com
>
>