Re: Re: [PATCH v4 0/6] rpi5: initial support

Ivan T. Ivanov
2024-01-19T16:29:52Z

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On 01-19 17:12, Jens Maus wrote:
> >>
> >> On the HDMI port, right? But what about the serial UART output?
> >
> > Yes, I can see serial output from U-Boot. I am using one of these
> > simple USB<->UART cables. You can see serial output when you boot
> > with RPiOS, when you use "Raspberry Pi Debug Probe”, right?
>
> Yes, when booting up RPiOS I can first see the same serial debug output regarding the rpi boot loader until the same „NOTICE: BL31: …“ lines. Then RPiOS comes up and in the end I get an interactive serial console login "raspberrypi login:“ prompt on the RaspberryPi Debug Probe connection to that special UART port on the rpi5 pcb.
>

Yeah, I don't know why I asked even though I saw those messages in your log.

> So you say with your own u-boot.bin you see serial U-Boot output after that „NOTICE: BL31: …“ lines? On that special UART port on the rpi5 or on the UART on the GPIO header?
>

Yes :-) See attached log file.

Regards,
Ivan

[-- Attachment #2: RPi-u-boot.log --]
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RPi: BOOTSYS release VERSION:30de0ba5 DATE: 2023/10/30 TIME: 16:45:10
BOOTMODE: 0x06 partition 0 build-ts BUILD_TIMESTAMP=1698684310 serial 3c533ede boardrev c04170 stc 815886
AON_RESET: 00000003 PM_RSTS 00001000
RP1_BOOT chip ID: 0x20001927
PM_RSTS: 0x00001000
part 00000000 reset_info 00000000
PMIC reset-event 00000000 rtc 00000000 alarm 00000000 enabled 0
uSD voltage 3.3V
Initialising SDRAM 'Samsung' 16Gb x2 total-size: 32 Gbit 4267
DDR 4267 1 0 32 152
RP1_BOOT chip ID: 0x20001927

RP1_BOOT chip ID: 0x20001927
RP1_BOOT: fw size 25968
PCI2 init
PCI2 reset
PCIe scan 00001de4:00000001
RP1_CHIP_INFO 20001927

RPi: BOOTLOADER release VERSION:30de0ba5 DATE: 2023/10/30 TIME: 16:45:10
BOOTMODE: 0x06 partition 0 build-ts BUILD_TIMESTAMP=1698684310 serial 3c533ede boardrev c04170 stc 3726990
AON_RESET: 00000003 PM_RSTS 00001000
usb_pd_init status 1
Boot mode: SD (01) order f4
SD HOST: 200000000 CTL0: 0x00800000 BUS: 400000 Hz actual: 390625 HZ div: 512 (256) status: 0x1fff0000 delay: 276
SD HOST: 200000000 CTL0: 0x00800f00 BUS: 400000 Hz actual: 390625 HZ div: 512 (256) status: 0x1fff0000 delay: 276
OCR c0ff8000 [118]
CID: 00035344534e33324780fa570bda0169
CSD: 400e00325b590000edb07f800a400000
SD: bus-width: 4 spec: 2 SCR: 0x02358483 0x00000000
SD HOST: 200000000 CTL0: 0x00800f04 BUS: 50000000 Hz actual: 50000000 HZ div: 4 (2) status: 0x1fff0000 delay: 2
MBR: 0x00002000, 131072 type: 0x0c
MBR: 0x00022000, 1024000 type: 0x82
MBR: 0x0011c000,10321887 type: 0x83
MBR: 0x00000000, 0 type: 0x00
Trying partition: 0
type: 16 lba: 8192 'mkfs.fat' ' V ^ ' clusters 32695 (4)
rsc 4 fat-sectors 128 root dir cluster 1 sectors 32 entries 512
FAT16 clusters 32695
[sdcard] autoboot.txt not found
Trying partition: 0
type: 16 lba: 8192 'mkfs.fat' ' V ^ ' clusters 32695 (4)
rsc 4 fat-sectors 128 root dir cluster 1 sectors 32 entries 512
FAT16 clusters 32695
Read config.txt bytes 3046 hnd 0x123c
Read ubootconfig.txt bytes 35 hnd 0x468
[sdcard] extraconfig.txt not found
[sdcard] pieeprom.upd not found
usb_max_current_enable default 0 max-current 900
Read bcm2712-rpi-5-b.dtb bytes 79357 hnd 0x139f
dt-match: compatible: raspberrypi,5-model-b match: brcm,bcm2712
dt-match: compatible: brcm,bcm2712 match: brcm,bcm2712
PM_RSTS 00001000
Selecting USB low current limit

NOTICE: BL31: v2.6(release):v2.6-239-g2a9ede0bd
NOTICE: BL31: Built : 14:26:57, Jun 22 2023

U-Boot 2024.01-00778-ga7376eff69-dirty (Jan 19 2024 - 07:17:48 +0200)

DRAM: fdtdec_setup_memory_banksize: DRAM Bank #0: start = 0x0, size = 0x3fc00000
fdtdec_setup_memory_banksize: DRAM Bank #1: start = 0x40000000, size = 0xc0000000
1020 MiB (effective 4 GiB)
mbox: Header response code invalid
RPI 5 Model B (0xc04170)
Core: 22 devices, 12 uclasses, devicetree: board
MMC: mmc@fff000: 0, mmc@1100000: 1
Loading Environment from FAT... Unable to read "uboot.env" from mmc0:1...
In: serial,usbkbd
Out: serial,vidconsole
Err: serial,vidconsole
mbox: Header response code invalid
bcm2835: Could not query MAC address
Net: No ethernet found.
starting USB...
No working controllers found
Hit any key to stop autoboot: 0
U-Boot>