root@OpenWrt:/tmp# sysupgrade openwrt-bcm5862x-generic-meraki_mx64a0-squashfs-sy
supgrade.bin
Cannot save config while running from ramdisk.
Wed May  4 12:52:24 UTC 2022 upgrade: Commencing upgrade. Closing all shell sessions.
Watchdog handover: fd=3
- watchdog -
Watchdog does not have CARDRESET support
Wed May  4 12:52:24 UTC 2022 upgrade: Sending TERM to remaining processes ...
Wed May  4 12:52:29 UTC 2022 upgrade: Sending KILL to remaining processes ...
[   69.885305] stage2 (2578): drop_caches: 3
Wed May  4 12:52:35 UTC 2022 upgrade: Switching to ramdisk...
Wed May  4 12:52:36 UTC 2022 upgrade: Performing system upgrade...
removing ubiblock0_6
[   71.152984] block ubiblock0_6: released
Volume ID 5, size 10 LEBs (2539520 bytes, 2.4 MiB), LEB size 253952 bytes (248.0 KiB), dynamic, name "kernel", alignment 1
Volume ID 6, size 8 LEBs (2031616 bytes, 1.9 MiB), LEB size 253952 bytes (248.0 KiB), dynamic, name "rootfs", alignment 1
Set volume size to 423337984
Volume ID 7, size 1667 LEBs (423337984 bytes, 403.7 MiB), LEB size 253952 bytes (248.0 KiB), dynamic, name "rootfs_data", alignment 1
sysupgrade successful
umount: can't unmount /dev: Resource busy
umount: can't unmount /tmp: Resource busy
[   72.614886] reboot: Restarting system


U-Boot 2012.10 (May 05 2022 - 09:47:09)Meraki MX64 Boot Kernel Loader

DEV ID = 0xcf1e
PCIE CFG DEV ID = 0x8025
OTP offset(0x8): 0x78701c01
OTP offset(0x9): 0xfe000018
OTP offset(0xa): 0xc01b0
OTP offset(0xb): 0x0
OTP offset(0xc): 0x4a00000
OTP offset(0xd): 0xfffde030
OTP offset(0xe): 0x35d17f
OTP offset(0xf): 0x20
NSP25 32bit DDR
SKU ID = 0x0
DDR type: DDR3
MEMC 0 DDR speed = 800MHz
ddr_init2: Calling soc_ddr40_set_shmoo_dram_config
ddr_init2: Calling soc_ddr40_phy_calibrate
C01. Check Power Up Reset_Bar
C02. Config and Release PLL from reset
C03. Poll PLL Lock
C04. Calibrate ZQ (ddr40_phy_calib_zq)
C05. DDR PHY VTT On (Virtual VTT setup) DISABLE all Virtual VTT
C06. DDR40_PHY_DDR3_MISC
C07. VDL Calibration
C07.1
C07.2
C07.4
C07.4.1
C07.4.4
VDL calibration result: 0x30000003 (cal_steps = 0)
C07.4.5
C07.4.6
C07.5
C08. DDR40_PHY_DDR3_MISC : Start DDR40_PHY_RDLY_ODT....
C09. Start ddr40_phy_autoidle_on (MEM_SYS_PARAM_PHY_AUTO_IDLE) ....
C10. Wait for Phy Ready
Programming controller register
ddr_init2: Calling soc_ddr40_shmoo_ctl
Validate Shmoo parameters stored in flash ..... OK
Press Ctrl-C to run Shmoo ..... skipped
Restoring Shmoo parameters from flash ..... done
Running simple memory test ..... OK
DDR Tune Completed
DRAM:  2 GiB
WARNING: Caches not enabled
NAND:   Micron MT29F8G08ABACA, Found strap type 0x6 strap page 0x2
256 KiB blocks, 4 KiB pages, 27B OOB, 8-bit
NAND:   chipsize 1024 MiB
*** Warning - bad CRC, using default environment

In:    serial
Out:   serial
Err:   serial
arm_clk=1200MHz, axi_clk=600MHz, apb_clk=300MHz, arm_periph_clk=600MHz
Enabling icache and dcache
Enabling l2cache
Registering eth
Broadcom BCM IPROC Ethernet driver 0.1
Using GMAC2 (0x18024000)
ERROR: could not get env ethaddr
et0: ethHw_chipAttach: Chip ID: 0xcf1e; phyaddr: 0x1e
bcm_robo_attach: devid: 0x53025
Hit any key to stop autoboot:  0
UBI: attaching mtd1 to ubi0
UBI: physical eraseblock size:   262144 bytes (256 KiB)
UBI: logical eraseblock size:    253952 bytes
UBI: smallest flash I/O unit:    4096
UBI: VID header offset:          4096 (aligned 4096)
UBI: data offset:                8192
UBI: attached mtd1 to ubi0
UBI: MTD device name:            "mtd=0"
UBI: MTD device size:            1015 MiB
UBI: number of good PEBs:        4060
UBI: number of bad PEBs:         0
UBI: max. allowed volumes:       128
UBI: wear-leveling threshold:    4096
UBI: number of internal volumes: 1
UBI: number of user volumes:     8
UBI: available PEBs:             40
UBI: total number of reserved PEBs: 4020
UBI: number of PEBs reserved for bad PEB handling: 40
UBI: max/mean erase counter: 44/40
Read 0 bytes from volume kernel to 90000000
No size specified -> Using max size (2539520)
Wrong Image Format for bootm command
ERROR: can't get kernel image!
(Re)start USB...
USB:   Before reset, USB clk enable register is: 000000cd
Before reset, USB clk enable register is: 000000cd
usb2_reset_state is: 00000000
Register 1212 NbrPorts 2
USB EHCI 1.00
scanning bus for devices... 2 USB Device(s) found
       scanning bus for storage devices... 1 Storage Device(s) found
reading openwrt-bcm53xx-generic-meraki_mx64_a0-initramfs.bin
....
** Unable to read "openwrt-bcm53xx-generic-meraki_mx64_a0-initramfs.bin" from usb 0:1 **
Wrong Image Format for bootm command
ERROR: can't get kernel image!
u-boot>