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AM623: secure boot

li weiyu
Expert 1090 points
Part Number: AM623
Other Parts Discussed in Thread: SK-AM62

Hi, TI expert! 

I found the following error during the startup of am62x.

May I ask why this error occurred and how can this error be resolved?

Regards,

Li

  • 0
    TI__Guru 72070 points

    Hello Li,
    I'm attaching a working log I captured with SDK 8.6 for flashing and booting u-boot from (x)SPI-NOR on SK-AM62 board.
    Best,
    -Hong

    Fullscreen am62x-sk_ospi_flash_boot.log Download 
    U-Boot SPL 2021.01-g2ee8efd654 (Feb 24 2023 - 05:59:23 +0000)
SYSFW ABI: 3.1 (firmware rev 0x0008 '8.6.4--v08.06.04 (Chill Capybar')
SPL initial stack usage: 13424 bytes
Trying to boot from MMC2
Authentication passed
Authentication passed
Authentication passed
Authentication passed
Authentication passed
Loading Environment from MMC... *** Warning - No MMC card found, using default environment

Starting ATF on ARM64 core...

NOTICE:  BL31: v2.8(release):v2.8-226-g2fcd408bb3-dirty
NOTICE:  BL31: Built : 05:06:58, Feb 24 2023

U-Boot SPL 2021.01-g2ee8efd654 (Feb 24 2023 - 05:29:33 +0000)
SYSFW ABI: 3.1 (firmware rev 0x0008 '8.6.4--v08.06.04 (Chill Capybar')
Trying to boot from MMC2
Authentication passed
Authentication passed


U-Boot 2021.01-g2ee8efd654 (Feb 24 2023 - 05:29:33 +0000)

SoC:   AM62X SR1.0 HS-FS
Model: Texas Instruments AM625 SK
EEPROM not available at 0x50, trying to read at 0x51
Board: AM62-SKEVM rev E1
DRAM:  2 GiB
MMC:   mmc@fa10000: 0, mmc@fa00000: 1, mmc@fa20000: 2
Loading Environment from MMC... *** Warning - bad CRC, using default environment

In:    serial@2800000
Out:   serial@2800000
Err:   serial@2800000
Net:   eth0: ethernet@8000000port@1
Hit any key to stop autoboot:  2  0 
=> md.l 0x43000030 1
43000030: 00000243                               C...
=> mmc rescan
=> mmc list
mmc@fa10000: 0 (eMMC)
mmc@fa00000: 1
mmc@fa20000: 2
=> ls mmc 1
            .Trash-1000/
            am62_otp_kw_9.0.7_pre/
     1490   uEnv.txt
      318   wificfg
            System Volume Information/
        1   .psdk_setup
            am62_otp_kw_9.0.7/
            am62_8.6/
   283878   tiboot3-am62x-hs-fs-evm.bin
   332430   tiboot3-am62x-gp-evm.bin
   335019   tiboot3-am62x-hs-evm.bin
       11   tifs.bin
     4096   tifs_log.bin
            am62_9.0.0.7/
   897880   u-boot.img
   961988   tispl.bin
   335019   tiboot3.bin

11 file(s), 6 dir(s)

=> sf probe
SF: Detected s28hs512t with page size 256 Bytes, erase size 256 KiB, total 64 MiB
=> load mmc 1 ${loadaddr} tiboot3.bin
335019 bytes read in 7 ms (45.6 MiB/s)
=> sf update $loadaddr 0x0 $filesize
device 0 offset 0x0, size 0x51cab
   
Updating, 79% 177068 B/s
335019 bytes written, 0 bytes skipped in 2.748s, speed 124703 B/s
=> load mmc 1 ${loadaddr} tispl.bin
961988 bytes read in 30 ms (30.6 MiB/s)
=> sf update $loadaddr 0x80000 $filesize
device 0 offset 0x80000, size 0xeadc4
   
Updating, 28% 181866 B/s   
Updating, 82% 270964 B/s
699844 bytes written, 262144 bytes skipped in 4.334s, speed 227080 B/s
=> load mmc 1 ${loadaddr} u-boot.img
897880 bytes read in 14 ms (61.2 MiB/s)
=> sf update $loadaddr 0x280000 $filesize
device 0 offset 0x280000, size 0xdb358
   
Updating, 30% 181866 B/s   
Updating, 59% 180703 B/s   
Updating, 88% 180967 B/s
897880 bytes written, 0 bytes skipped in 5.734s, speed 160263 B/s
=> md.l 0x43000030 1
43000030: 00000243                               C...
=> mw.l 0x43000030 0x00000073
=> md.l 0x43000030 1
43000030: 00000073                               s...
=> reset
resetting ...

U-Boot SPL 2021.01-g2ee8efd654 (Feb 24 2023 - 05:59:23 +0000)
SYSFW ABI: 3.1 (firmware rev 0x0008 '8.6.4--v08.06.04 (Chill Capybar')
SPL initial stack usage: 13424 bytes
Trying to boot from SPI
Authentication passed
Authentication passed
Authentication passed
Authentication passed
Authentication passed
Loading Environment from MMC... *** Warning - No MMC card found, using default environment

Starting ATF on ARM64 core...

NOTICE:  BL31: v2.8(release):v2.8-226-g2fcd408bb3-dirty
NOTICE:  BL31: Built : 05:06:58, Feb 24 2023

U-Boot SPL 2021.01-g2ee8efd654 (Feb 24 2023 - 05:29:33 +0000)
SYSFW ABI: 3.1 (firmware rev 0x0008 '8.6.4--v08.06.04 (Chill Capybar')
Trying to boot from SPI
Authentication passed
Authentication passed


U-Boot 2021.01-g2ee8efd654 (Feb 24 2023 - 05:29:33 +0000)

SoC:   AM62X SR1.0 HS-FS
Model: Texas Instruments AM625 SK
EEPROM not available at 0x50, trying to read at 0x51
Board: AM62-SKEVM rev E1
DRAM:  2 GiB
MMC:   mmc@fa10000: 0, mmc@fa00000: 1, mmc@fa20000: 2
Loading Environment from MMC... *** Warning - bad CRC, using default environment

In:    serial@2800000
Out:   serial@2800000
Err:   serial@2800000
Net:   eth0: ethernet@8000000port@1
Hit any key to stop autoboot:  0
=>