NOTE:
- All files are identical for both devices.
Questions
- Why Build history for both MLO/u-boot is different? :: 2015.10-00001 and 2018.09-00002.
- Why one device is fetching uEnv.txt while another one is for extlinux.conf? [Every time same version is showing for both devices]
uEnv.txt (434 Bytes)
u-boot.img (1.4 MB)
MLO (107.9 KB)
extlinux.conf (135 Bytes)
Device 1:
U-Boot 2015.10-00001-g143c9ee (Nov 06 2015 - 15:27:19 -0600), Build: jenkins-github_Bootloader-Builder-274
Watchdog enabled
I2C: ready
DRAM: 512 MiB
Reset Source: Global external warm reset has occurred.
Reset Source: Power-on reset has occurred.
MMC: OMAP SD/MMC: 0, OMAP SD/MMC: 1
Using default environment
Net: <ethaddr> not set. Validating first E-fuse MAC
cpsw
Hit any key to stop autoboot: 0
gpio: pin 53 (gpio 53) value is 1
switch to partitions #0, OK
mmc0 is current device
gpio: pin 54 (gpio 54) value is 1
Checking for: /uEnv.txt ...
reading uEnv.txt
434 bytes read in 3 ms (140.6 KiB/s)
gpio: pin 55 (gpio 55) value is 1
Loaded environment from uEnv.txt
Importing environment from mmc ...
Checking if uenvcmd is set ...
gpio: pin 56 (gpio 56) value is 1
Running uenvcmd ...
reading /zImage
5248880 bytes read in 286 ms (17.5 MiB/s)
loading /am335x-boneblack.dtb ...
reading /am335x-boneblack.dtb
70112 bytes read in 11 ms (6.1 MiB/s)
bootargs=console=ttyS0,115200n8 root=/dev/mmcblk0p2 rw rootfstype=ext4 rootwait
Kernel image @ 0x82000000 [ 0x000000 - 0x501770 ]
## Flattened Device Tree blob at 88000000
Booting using the fdt blob at 0x88000000
Loading Device Tree to 8ffeb000, end 8ffff1df ... OK
Starting kernel ...
Device 2:
U-Boot SPL 2018.09-00002-g0b54a51eee (Sep 10 2018 - 19:41:39 -0500)
Trying to boot from MMC2
Loading Environment from EXT4...
* Unable to use mmc 0:1 for loading the env *
U-Boot 2018.09-00002-g0b54a51eee (Sep 10 2018 - 19:41:39 -0500), Build: jenkins-github_Bootloader-Builder-65
CPU : AM335X-GP rev 2.1
I2C: ready
DRAM: 512 MiB
No match for driver 'omap_hsmmc'
No match for driver 'omap_hsmmc'
Some drivers were not found
Reset Source: Global external warm reset has occurred.
Reset Source: Global warm SW reset has occurred.
Reset Source: Power-on reset has occurred.
RTC 32KCLK Source: External.
MMC: OMAP SD/MMC: 0, OMAP SD/MMC: 1
Loading Environment from EXT4...
* Unable to use mmc 0:1 for loading the env *
Board: BeagleBone Black
<ethaddr> not set. Validating first E-fuse MAC
BeagleBone Black:
BeagleBone: cape eeprom: i2c_probe: 0x54:
BeagleBone: cape eeprom: i2c_probe: 0x55:
BeagleBone: cape eeprom: i2c_probe: 0x56:
BeagleBone: cape eeprom: i2c_probe: 0x57:
Net: eth0: MII MODE
cpsw, usb_ether
Press SPACE to abort autoboot in 2 seconds
board_name=[A335BNLT] ...
board_rev=[00C0] ...
switch to partitions #0, OK
mmc0 is current device
SD/MMC found on device 0
switch to partitions #0, OK
mmc0 is current device
Scanning mmc 0:1...
Found /extlinux/extlinux.conf
Retrieving file: /extlinux/extlinux.conf
135 bytes read in 2 ms (65.4 KiB/s)
1: beaglebone-buildroot
Retrieving file: /uImage
5248944 bytes read in 330 ms (15.2 MiB/s)
append: console=ttyS0,115200n8 root=/dev/mmcblk0p2 rw rootfstype=ext4 rootwait
Retrieving file: /am335x-boneblack.dtb
70112 bytes read in 6 ms (11.1 MiB/s)
## Booting kernel from Legacy Image at 82000000 ...
Image Name: Linux-6.8.0-rc7
Created: 2024-07-24 20:12:47 UTC
Image Type: ARM Linux Kernel Image (uncompressed)
Data Size: 5248880 Bytes = 5 MiB
Load Address: 80008000
Entry Point: 80008000
Verifying Checksum ... OK
## Flattened Device Tree blob at 88000000
Booting using the fdt blob at 0x88000000
Loading Kernel Image ... OK
Loading Device Tree to 8ffeb000, end 8ffff1df ... OK
Starting kernel ...