Unknown command 'H' - try 'help' Tegra186 (P3636-0001) # Tegra186 (P3636-0001) # help ? - alias for 'help' base - print or set address offset bdinfo - print Board Info structure blkcache - block cache diagnostics and control boot - boot default, i.e., run 'bootcmd' bootd - boot default, i.e., run 'bootcmd' bootefi - Boots an EFI payload from memory bootelf - Boot from an ELF image in memory booti - boot Linux kernel 'Image' format from memory bootm - boot application image from memory bootp - boot image via network using BOOTP/TFTP protocol bootvx - Boot vxWorks from an ELF image cmp - memory compare coninfo - print console devices and information cp - memory copy crc32 - checksum calculation dcache - enable or disable data cache dhcp - boot image via network using DHCP/TFTP protocol dm - Driver model low level access echo - echo args to console editenv - edit environment variable enterrcm - reset Tegra and enter USB Recovery Mode env - environment handling commands exit - exit script ext2load - load binary file from a Ext2 filesystem ext2ls - list files in a directory (default /) ext4load - load binary file from a Ext4 filesystem ext4ls - list files in a directory (default /) ext4size - determine a file's size ext4write - create a file in the root directory false - do nothing, unsuccessfully fatinfo - print information about filesystem fatload - load binary file from a dos filesystem fatls - list files in a directory (default /) fatmkdir - create a directory fatrm - delete a file fatsize - determine a file's size fatwrite - write file into a dos filesystem fdt - flattened device tree utility commands fstype - Look up a filesystem type go - start application at address 'addr' gpio - query and control gpio pins gzwrite - unzip and write memory to block device help - print command description/usage i2c - I2C sub-system icache - enable or disable instruction cache imxtract - extract a part of a multi-image itest - return true/false on integer compare ln - Create a symbolic link load - load binary file from a filesystem loadb - load binary file over serial line (kermit mode) loads - load S-Record file over serial line loadx - load binary file over serial line (xmodem mode) loady - load binary file over serial line (ymodem mode) loop - infinite loop on address range ls - list files in a directory (default /) lzmadec - lzma uncompress a memory region md - memory display mdio - MDIO utility commands mii - MII utility commands mm - memory modify (auto-incrementing address) mmc - MMC sub system mmcinfo - display MMC info mw - memory write (fill) nm - memory modify (constant address) nvme - NVM Express sub-system part - disk partition related commands pci - list and access PCI Configuration Space ping - send ICMP ECHO_REQUEST to network host printenv - print environment variables pxe - commands to get and boot from pxe files reset - Perform RESET of the CPU run - run commands in an environment variable save - save file to a filesystem saveenv - save environment variables to persistent storage setenv - set environment variables sf - SPI flash sub-system showvar - print local hushshell variables size - determine a file's size sleep - delay execution for some time source - run script from memory sspi - SPI utility command sysboot - command to get and boot from syslinux files test - minimal test like /bin/sh tftpboot - boot image via network using TFTP protocol true - do nothing, successfully unzip - unzip a memory region usb - USB sub-system usbboot - boot from USB device version - print monitor, compiler and linker version Tegra186 (P3636-0001) # boot Card did not respond to voltage select! switch to partitions #0, OK mmc0(part 0) is current device Scanning mmc 0:1... Found /boot/extlinux/extlinux.conf Retrieving file: /boot/extlinux/extlinux.conf 858 bytes read in 24 ms (34.2 KiB/s) 1: primary kernel Retrieving file: /boot/initrd 7236840 bytes read in 186 ms (37.1 MiB/s) Retrieving file: /boot/Image 34338824 bytes read in 824 ms (39.7 MiB/s) append: console=ttyS0,115200 root=/dev/mmcblk0p1 rw rootwait rootfstype=ext4 console=ttyS0,115200n8 console=tty0 fbcon=map:0 net.ifnames=0 isolcpus=1-2 video=tegrafb no_console_suspend=1 earlycon=uart8250,mmio32,0x3100000 nvdumper_reserved=0x1772e0000 gpt rootfs.slot_suffix= tegra_fbmem=0x800000@0x96081000 lut_mem=0x2008@0x9607e000 usbcore.old_scheme_first=1 tegraid=18.1.2.0.0 maxcpus=6 boot.slot_suffix= boot.ratchetvalues=0.2031647.1 vpr_resize bl_prof_dataptr=0x10000@0x175840000 sdhci_tegra.en_boot_part_access=1 quiet root=/dev/mmcblk0p1 rw rootwait rootfstype=ext4 console=ttyS0,115200n8 console=tty0 fbcon=map:0 net.ifnames=0 isolcpus=1-2 ## Flattened Device Tree blob at 80000000 Booting using the fdt blob at 0x80000000 ERROR: reserving fdt memory region failed (addr=0 size=0) ERROR: reserving fdt memory region failed (addr=0 size=0) Using Device Tree in place at 0000000080000000, end 0000000080033eef copying carveout for /host1x@13e00000/display-hub@15200000/display@15200000... copying carveout for /host1x@13e00000/display-hub@15200000/display@15210000... copying carveout for /host1x@13e00000/display-hub@15200000/display@15220000... Starting kernel ... [ 0.000000] Booting Linux on physical CPU 0x100 [ 0.000000] Linux version 4.9.201-tegra (buildbrain@mobile-u64-5285-d7000) (gcc version 7.3.1 20180425 [linaro-7.3-2018.05 revision d29120a424ecfbc167ef90065c0eeb7f91977701] (Linaro GCC 7.3-2018.05) ) #1 SMP PREEMPT Fri Feb 19 08:42:04 PST 2021 [ 0.000000] Boot CPU: AArch64 Processor [411fd073] [ 0.000000] OF: fdt:memory scan node memory@80000000, reg size 80, [ 0.000000] OF: fdt: - 80000000 , 70000000 [ 0.000000] OF: fdt: - f0200000 , 85600000 [ 0.000000] OF: fdt: - 175e00000 , 200000 [ 0.000000] OF: fdt: - 176600000 , 200000 [ 0.000000] OF: fdt: - 177000000 , 200000 [ 0.000000] earlycon: uart8250 at MMIO32 0x0000000003100000 (options '') [ 0.000000] bootconsole [uart8250] enabled [ 0.000000] Found tegra_fbmem: 00800000@96081000 [ 0.000000] Found lut_mem: 00002008@9607e000 [ 0.412035] arm__alloc_iova_at():136: iova alloc don't match, dh=0x0000000096081000, da=0x000000009587e000 [ 0.412060] arm__alloc_iova_at():136: iova alloc don't match, dh=0x000000009607e000, da=0x000000009607b000 [ 1.395549] imx219 0-0010: imx219_board_setup: error during i2c read probe (-121) [ 1.403108] imx219 0-0010: board setup failed [ 1.431290] imx219 1-0010: imx219_board_setup: error during i2c read probe (-121) [ 1.438827] imx219 1-0010: board setup failed [ 11.081318] tegra-i2c 3190000.i2c: rx dma timeout txlen:28 rxlen:128 [ 11.087686] tegra-i2c 3190000.i2c: --- register dump for debugging ---- [ 11.094299] tegra-i2c 3190000.i2c: I2C_CNFG - 0x22c00 [ 11.099352] tegra-i2c 3190000.i2c: I2C_PACKET_TRANSFER_STATUS - 0x10001 [ 11.105962] tegra-i2c 3190000.i2c: I2C_FIFO_CONTROL - 0x1c [ 11.111446] tegra-i2c 3190000.i2c: I2C_FIFO_STATUS - 0x800040 [ 11.117190] tegra-i2c 3190000.i2c: I2C_INT_MASK - 0x6c [ 11.122328] tegra-i2c 3190000.i2c: I2C_INT_STATUS - 0x2 [ 11.127583] tegra-i2c 3190000.i2c: i2c transfer timed out addr: 0x50 [ 11.580310] cgroup: cgroup2: unknown option "nsdelegate" [ 12.549540] using random self ethernet address [ 12.560683] using random host ethernet address [ 13.266578] using random self ethernet address [ 13.272945] using random host ethernet address [ 14.557344] mcp251x spi0.0: MCP251x didn't enter in conf mode after reset [ 14.564268] mcp251x spi0.0: Probe failed, err=16 [ 14.576229] mcp251x: probe of spi0.0 failed with error -16 Ubuntu 18.04.5 LTS gamma-desktop ttyS0 gamma-desktop login: [ 21.321341] tegra-i2c 3190000.i2c: rx dma timeout txlen:28 rxlen:128 [ 21.327779] tegra-i2c 3190000.i2c: --- register dump for debugging ---- [ 21.334530] tegra-i2c 3190000.i2c: I2C_CNFG - 0x22c00 [ 21.339673] tegra-i2c 3190000.i2c: I2C_PACKET_TRANSFER_STATUS - 0x10001 [ 21.346967] tegra-i2c 3190000.i2c: I2C_FIFO_CONTROL - 0x1c [ 21.353242] tegra-i2c 3190000.i2c: I2C_FIFO_STATUS - 0x800040 [ 21.359716] tegra-i2c 3190000.i2c: I2C_INT_MASK - 0x6c [ 21.365744] tegra-i2c 3190000.i2c: I2C_INT_STATUS - 0x2 [ 21.371774] tegra-i2c 3190000.i2c: i2c transfer timed out addr: 0x50 gamma Password: Last login: Sat Oct 9 16:59:45 IST 2021 from 192.168.0.143 on pts/0 Welcome to Ubuntu 18.04.5 LTS (GNU/Linux 4.9.201-tegra aarch64) * Documentation: https://help.ubuntu.com * Management: https://landscape.canonical.com * Support: https://ubuntu.com/advantage This system has been minimized by removing packages and content that are not required on a system that users do not log into. To restore this content, you can run the 'unminimize' command. 294 packages can be updated. 199 updates are security updates. gamma@gamma-desktop:~$ [ 31.561411] tegra-i2c 3190000.i2c: rx dma timeout txlen:28 rxlen:128 [ 31.567931] tegra-i2c 3190000.i2c: --- register dump for debugging ---- [ 31.574705] tegra-i2c 3190000.i2c: I2C_CNFG - 0x22c00 [ 31.579877] tegra-i2c 3190000.i2c: I2C_PACKET_TRANSFER_STATUS - 0x10001 [ 31.586679] tegra-i2c 3190000.i2c: I2C_FIFO_CONTROL - 0x1c [ 31.592207] tegra-i2c 3190000.i2c: I2C_FIFO_STATUS - 0x800040 [ 31.597995] tegra-i2c 3190000.i2c: I2C_INT_MASK - 0x6c [ 31.603177] tegra-i2c 3190000.i2c: I2C_INT_STATUS - 0x2 [ 31.608498] tegra-i2c 3190000.i2c: i2c transfer timed out addr: 0x50 [ 41.801402] tegra-i2c 3190000.i2c: rx dma timeout txlen:28 rxlen:128 [ 41.807848] tegra-i2c 3190000.i2c: --- register dump for debugging ---- [ 41.814648] tegra-i2c 3190000.i2c: I2C_CNFG - 0x22c00 [ 41.819805] tegra-i2c 3190000.i2c: I2C_PACKET_TRANSFER_STATUS - 0x10001 [ 41.826476] tegra-i2c 3190000.i2c: I2C_FIFO_CONTROL - 0x1c [ 41.832040] tegra-i2c 3190000.i2c: I2C_FIFO_STATUS - 0x800040 [ 41.837848] tegra-i2c 3190000.i2c: I2C_INT_MASK - 0x6c [ 41.843012] tegra-i2c 3190000.i2c: I2C_INT_STATUS - 0x2 [ 41.848333] tegra-i2c 3190000.i2c: i2c transfer timed out addr: 0x50 [ 52.041421] tegra-i2c 3190000.i2c: rx dma timeout txlen:28 rxlen:128 [ 52.047870] tegra-i2c 3190000.i2c: --- register dump for debugging ---- [ 52.056306] tegra-i2c 3190000.i2c: I2C_CNFG - 0x22c00 [ 52.061879] tegra-i2c 3190000.i2c: I2C_PACKET_TRANSFER_STATUS - 0x10001 [ 52.068623] tegra-i2c 3190000.i2c: I2C_FIFO_CONTROL - 0x1c [ 52.074346] tegra-i2c 3190000.i2c: I2C_FIFO_STATUS - 0x800040 [ 52.080149] tegra-i2c 3190000.i2c: I2C_INT_MASK - 0x6c [ 52.085372] tegra-i2c 3190000.i2c: I2C_INT_STATUS - 0x2 [ 52.090720] tegra-i2c 3190000.i2c: i2c transfer timed out addr: 0x50 [ 62.281400] tegra-i2c 3190000.i2c: rx dma timeout txlen:28 rxlen:128 [ 62.287852] tegra-i2c 3190000.i2c: --- register dump for debugging ---- [ 62.296283] tegra-i2c 3190000.i2c: I2C_CNFG - 0x22c00 [ 62.301421] tegra-i2c 3190000.i2c: I2C_PACKET_TRANSFER_STATUS - 0x10001 [ 62.308066] tegra-i2c 3190000.i2c: I2C_FIFO_CONTROL - 0x1c [ 62.313573] tegra-i2c 3190000.i2c: I2C_FIFO_STATUS - 0x800040 [ 62.319385] tegra-i2c 3190000.i2c: I2C_INT_MASK - 0x6c [ 62.324540] tegra-i2c 3190000.i2c: I2C_INT_STATUS - 0x2 [ 62.329810] tegra-i2c 3190000.i2c: i2c transfer timed out addr: 0x50 [ 72.521415] tegra-i2c 3190000.i2c: rx dma timeout txlen:28 rxlen:128 [ 72.527918] tegra-i2c 3190000.i2c: --- register dump for debugging ---- [ 72.536394] tegra-i2c 3190000.i2c: I2C_CNFG - 0x22c00 [ 72.541540] tegra-i2c 3190000.i2c: I2C_PACKET_TRANSFER_STATUS - 0x10001 [ 72.548176] tegra-i2c 3190000.i2c: I2C_FIFO_CONTROL - 0x1c [ 72.553680] tegra-i2c 3190000.i2c: I2C_FIFO_STATUS - 0x800040 [ 72.559489] tegra-i2c 3190000.i2c: I2C_INT_MASK - 0x6c [ 72.564645] tegra-i2c 3190000.i2c: I2C_INT_STATUS - 0x2 [ 72.569915] tegra-i2c 3190000.i2c: i2c transfer timed out addr: 0x50 [ 82.762842] tegra-i2c 3190000.i2c: rx dma timeout txlen:28 rxlen:128 [ 82.769348] tegra-i2c 3190000.i2c: --- register dump for debugging ---- [ 82.776070] tegra-i2c 3190000.i2c: I2C_CNFG - 0x22c00 [ 82.781220] tegra-i2c 3190000.i2c: I2C_PACKET_TRANSFER_STATUS - 0x10001 [ 82.787982] tegra-i2c 3190000.i2c: I2C_FIFO_CONTROL - 0x1c [ 82.793512] tegra-i2c 3190000.i2c: I2C_FIFO_STATUS - 0x800040 [ 82.799300] tegra-i2c 3190000.i2c: I2C_INT_MASK - 0x6c [ 82.804523] tegra-i2c 3190000.i2c: I2C_INT_STATUS - 0x2 [ 82.809798] tegra-i2c 3190000.i2c: i2c transfer timed out addr: 0x50 [ 93.003991] tegra-i2c 3190000.i2c: rx dma timeout txlen:28 rxlen:128 [ 93.010464] tegra-i2c 3190000.i2c: --- register dump for debugging ---- [ 93.017251] tegra-i2c 3190000.i2c: I2C_CNFG - 0x22c00 [ 93.022389] tegra-i2c 3190000.i2c: I2C_PACKET_TRANSFER_STATUS - 0x10001 [ 93.029088] tegra-i2c 3190000.i2c: I2C_FIFO_CONTROL - 0x1c [ 93.034614] tegra-i2c 3190000.i2c: I2C_FIFO_STATUS - 0x800040 [ 93.040401] tegra-i2c 3190000.i2c: I2C_INT_MASK - 0x6c [ 93.045587] tegra-i2c 3190000.i2c: I2C_INT_STATUS - 0x2 [ 93.050859] tegra-i2c 3190000.i2c: i2c transfer timed out addr: 0x50 [ 103.244595] tegra-i2c 3190000.i2c: rx dma timeout txlen:28 rxlen:128 [ 103.251129] tegra-i2c 3190000.i2c: --- register dump for debugging ---- [ 103.257916] tegra-i2c 3190000.i2c: I2C_CNFG - 0x22c00 [ 103.263090] tegra-i2c 3190000.i2c: I2C_PACKET_TRANSFER_STATUS - 0x10001 [ 103.269881] tegra-i2c 3190000.i2c: I2C_FIFO_CONTROL - 0x1c [ 103.275434] tegra-i2c 3190000.i2c: I2C_FIFO_STATUS - 0x800040 [ 103.281234] tegra-i2c 3190000.i2c: I2C_INT_MASK - 0x6c [ 103.286460] tegra-i2c 3190000.i2c: I2C_INT_STATUS - 0x2 [ 103.291749] tegra-i2c 3190000.i2c: i2c transfer timed out addr: 0x50 [ 113.484839] tegra-i2c 3190000.i2c: rx dma timeout txlen:28 rxlen:128 [ 113.491544] tegra-i2c 3190000.i2c: --- register dump for debugging ---- [ 113.498284] tegra-i2c 3190000.i2c: I2C_CNFG - 0x22c00 [ 113.503657] tegra-i2c 3190000.i2c: I2C_PACKET_TRANSFER_STATUS - 0x10001 [ 113.510339] tegra-i2c 3190000.i2c: I2C_FIFO_CONTROL - 0x1c [ 113.515956] tegra-i2c 3190000.i2c: I2C_FIFO_STATUS - 0x800040 [ 113.521737] tegra-i2c 3190000.i2c: I2C_INT_MASK - 0x6c [ 113.526996] tegra-i2c 3190000.i2c: I2C_INT_STATUS - 0x2 [ 113.532283] tegra-i2c 3190000.i2c: i2c transfer timed out addr: 0x50 [ 113.539238] tegradc 15200000.nvdisplay: hdmi: edid read failed [ 123.725048] tegra-i2c 3190000.i2c: rx dma timeout txlen:28 rxlen:128 [ 123.725064] tegra-i2c 3190000.i2c: --- register dump for debugging ---- [ 123.725078] tegra-i2c 3190000.i2c: I2C_CNFG - 0x22c00 [ 123.725092] tegra-i2c 3190000.i2c: I2C_PACKET_TRANSFER_STATUS - 0x10001 [ 123.725105] tegra-i2c 3190000.i2c: I2C_FIFO_CONTROL - 0x1c [ 123.725116] tegra-i2c 3190000.i2c: I2C_FIFO_STATUS - 0x800040 [ 123.725127] tegra-i2c 3190000.i2c: I2C_INT_MASK - 0x6c [ 123.725139] tegra-i2c 3190000.i2c: I2C_INT_STATUS - 0x2 [ 123.725186] tegra-i2c 3190000.i2c: i2c transfer timed out addr: 0x50 [ 133.965127] tegra-i2c 3190000.i2c: rx dma timeout txlen:28 rxlen:128 [ 133.965141] tegra-i2c 3190000.i2c: --- register dump for debugging ---- [ 133.965155] tegra-i2c 3190000.i2c: I2C_CNFG - 0x22c00 [ 133.965168] tegra-i2c 3190000.i2c: I2C_PACKET_TRANSFER_STATUS - 0x10001 [ 133.965179] tegra-i2c 3190000.i2c: I2C_FIFO_CONTROL - 0x1c [ 133.965190] tegra-i2c 3190000.i2c: I2C_FIFO_STATUS - 0x800040 [ 133.965201] tegra-i2c 3190000.i2c: I2C_INT_MASK - 0x6c [ 133.965211] tegra-i2c 3190000.i2c: I2C_INT_STATUS - 0x2 [ 133.965259] tegra-i2c 3190000.i2c: i2c transfer timed out addr: 0x50 [ 144.204626] tegra-i2c 3190000.i2c: rx dma timeout txlen:28 rxlen:128 [ 144.204638] tegra-i2c 3190000.i2c: --- register dump for debugging ---- [ 144.204651] tegra-i2c 3190000.i2c: I2C_CNFG - 0x22c00 [ 144.204662] tegra-i2c 3190000.i2c: I2C_PACKET_TRANSFER_STATUS - 0x10001 [ 144.204672] tegra-i2c 3190000.i2c: I2C_FIFO_CONTROL - 0x1c [ 144.204683] tegra-i2c 3190000.i2c: I2C_FIFO_STATUS - 0x800040 [ 144.204694] tegra-i2c 3190000.i2c: I2C_INT_MASK - 0x6c [ 144.204705] tegra-i2c 3190000.i2c: I2C_INT_STATUS - 0x2 [ 144.204751] tegra-i2c 3190000.i2c: i2c transfer timed out addr: 0x50 gamma@gamma-desktop:~$ sudo shutdown now [sudo] password for gamma: [ 343.110389] tegra-i2c 3190000.i2c: rx dma timeout txlen:28 rxlen:128 [ 343.110403] tegra-i2c 3190000.i2c: --- register dump for debugging ---- [ 343.110417] tegra-i2c 3190000.i2c: I2C_CNFG - 0x22c00 [ 343.110430] tegra-i2c 3190000.i2c: I2C_PACKET_TRANSFER_STATUS - 0x10001 [ 343.110441] tegra-i2c 3190000.i2c: I2C_FIFO_CONTROL - 0x1c [ 343.110452] tegra-i2c 3190000.i2c: I2C_FIFO_STATUS - 0x800040 [ 343.110462] tegra-i2c 3190000.i2c: I2C_INT_MASK - 0x6c [ 343.110471] tegra-i2c 3190000.i2c: I2C_INT_STATUS - 0x2 [ 343.110517] tegra-i2c 3190000.i2c: i2c transfer timed out addr: 0x50 [ 343.825945] systemd-shutdow: 42 output lines suppressed due to ratelimiting [ 344.203045] CPU1: shutdown [ 344.239295] CPU2: shutdown [ 344.271344] CPU3: shutdown [ 344.315222] CPU4: shutdown [ 344.343187] CPU5: shutdown [ 344.352582] reboot: Power down