[2019-07-18 09:45:15.542] [2019-07-18 09:45:15.542] => [2019-07-18 09:45:15.559] => mmc dev 1 [2019-07-18 09:45:16.718] switch to partitions #0, OK [2019-07-18 09:45:16.718] mmc1(part 0) is current device [2019-07-18 09:45:16.718] => loady 80000000 [2019-07-18 09:45:16.758] ## Ready for binary (ymodem) download to 0x80000000 at 115200 bps... [2019-07-18 09:45:16.758] CCxyzModem - CRC mode, 1(SOH)/51200(STX)/0(CAN) packets, 3 retries [2019-07-18 11:18:10.090] ## Total Size = 0x03200000 = 52428800 Bytes [2019-07-18 11:18:10.090] => mmc write 80000000 9800 100000 [2019-07-18 11:18:10.181] [2019-07-18 11:18:10.181] MMC write: dev # 1, block # 38912, count 1048576 ... 1048576 blocks written: OK [2019-07-18 11:18:46.967] => mmc dev 1 [2019-07-18 11:18:47.300] switch to partitions #0, OK [2019-07-18 11:18:47.319] mmc1(part 0) is current device [2019-07-18 11:18:47.319] => mmc read 90000000 1000 6000 [2019-07-18 11:18:47.363] [2019-07-18 11:18:47.363] MMC read: dev # 1, block # 4096, count 24576 ... 24576 blocks read: OK [2019-07-18 11:18:48.034] => mmc read 90C00000 7000 1000 [2019-07-18 11:18:48.050] [2019-07-18 11:18:48.050] MMC read: dev # 1, block # 28672, count 4096 ... 4096 blocks read: OK [2019-07-18 11:18:48.178] => setenv stdin serial [2019-07-18 11:18:48.210] => setenv stderr serial [2019-07-18 11:18:48.227] => setenv stdout serial [2019-07-18 11:18:48.260] => setenv console ttyS0,115200n8 [2019-07-18 11:18:48.291] => setenv mmcargs setenv bootargs console=\${console} earlyprintk root=/dev/mmcblk0p2 ro rootfstype=ext4 rootwait init=/sbin/init [2019-07-18 11:18:48.400] => run mmcargs [2019-07-18 11:18:48.425] => TT_MSG [18.07.2019 11:18:48]: macro successfully finished bootm 90000000 - 90C00000 [2019-07-18 11:18:48.483] ## Booting kernel from Legacy Image at 90000000 ... [2019-07-18 11:18:48.483] Image Name: Linux-4.14.79-ge669d52447 [2019-07-18 11:18:48.483] Created: 2019-07-05 13:33:49 UTC [2019-07-18 11:18:48.483] Image Type: ARM Linux Kernel Image (uncompressed) [2019-07-18 11:18:48.483] Data Size: 2880000 Bytes = 2.7 MiB [2019-07-18 11:18:48.483] Load Address: 80008000 [2019-07-18 11:18:48.483] Entry Point: 80008000 [2019-07-18 11:18:48.483] Verifying Checksum ... OK [2019-07-18 11:18:48.493] ## Flattened Device Tree blob at 90c00000 [2019-07-18 11:18:48.514] Booting using the fdt blob at 0x90c00000 [2019-07-18 11:18:48.514] Loading Kernel Image ... OK [2019-07-18 11:18:48.544] Loading Device Tree to 9ef37000, end 9ef41cdc ... OK [2019-07-18 11:18:48.544] [2019-07-18 11:18:48.544] Starting kernel ... [2019-07-18 11:18:48.544] [2019-07-18 11:18:50.787] [ 0.000000] Booting Linux on physical CPU 0x0 [2019-07-18 11:18:50.787] [ 0.000000] Linux version 4.14.79-ge669d52447 (ngl@ubuntu) (gcc version 7.2.1 20171011 (Linaro GCC 7.2-2017.11)) #4 PREEMPT Fri Jul 5 06:33:40 PDT 2019 [2019-07-18 11:18:50.787] [ 0.000000] CPU: ARMv7 Processor [413fc082] revision 2 (ARMv7), cr=10c5387d [2019-07-18 11:18:50.787] [ 0.000000] CPU: PIPT / VIPT nonaliasing data cache, VIPT aliasing instruction cache [2019-07-18 11:18:50.787] [ 0.000000] OF: fdt: Machine model: TI AM335x BCSI [2019-07-18 11:18:50.787] [ 0.000000] Memory policy: Data cache writeback [2019-07-18 11:18:50.787] [ 0.000000] efi: Getting EFI parameters from FDT: [2019-07-18 11:18:50.787] [ 0.000000] efi: UEFI not found. [2019-07-18 11:18:50.787] [ 0.000000] cma: Reserved 48 MiB at 0x9b800000 [2019-07-18 11:18:50.787] [ 0.000000] CPU: All CPU(s) started in SVC mode. [2019-07-18 11:18:50.787] [ 0.000000] AM335X ES2.1 (sgx neon) [2019-07-18 11:18:50.787] [ 0.000000] Built 1 zonelists, mobility grouping on. Total pages: 129920 [2019-07-18 11:18:50.787] [ 0.000000] Kernel command line: console=ttyS0,115200n8 earlyprintk root=/dev/mmcblk0p2 ro rootfstype=ext4 rootwait init=/sbin/init [2019-07-18 11:18:50.787] [ 0.000000] PID hash table entries: 2048 (order: 1, 8192 bytes) [2019-07-18 11:18:50.787] [ 0.000000] Dentry cache hash table entries: 65536 (order: 6, 262144 bytes) [2019-07-18 11:18:50.799] [ 0.000000] Inode-cache hash table entries: 32768 (order: 5, 131072 bytes) [2019-07-18 11:18:50.800] [ 0.000000] Memory: 460148K/524288K available (6144K kernel code, 229K rwdata, 1656K rodata, 1024K init, 230K bss, 14988K reserved, 49152K cma-reserved, 0K highmem) [2019-07-18 11:18:50.800] [ 0.000000] Virtual kernel memory layout: [2019-07-18 11:18:50.800] [ 0.000000] vector : 0xffff0000 - 0xffff1000 ( 4 kB) [2019-07-18 11:18:50.800] [ 0.000000] fixmap : 0xffc00000 - 0xfff00000 (3072 kB) [2019-07-18 11:18:50.800] [ 0.000000] vmalloc : 0xe0800000 - 0xff800000 ( 496 MB) [2019-07-18 11:18:50.800] [ 0.000000] lowmem : 0xc0000000 - 0xe0000000 ( 512 MB) [2019-07-18 11:18:50.800] [ 0.000000] pkmap : 0xbfe00000 - 0xc0000000 ( 2 MB) [2019-07-18 11:18:50.800] [ 0.000000] modules : 0xbf000000 - 0xbfe00000 ( 14 MB) [2019-07-18 11:18:50.800] [ 0.000000] .text : 0xc0008000 - 0xc0700000 (7136 kB) [2019-07-18 11:18:50.800] [ 0.000000] .init : 0xc0900000 - 0xc0a00000 (1024 kB) [2019-07-18 11:18:50.800] [ 0.000000] .data : 0xc0a00000 - 0xc0a39780 ( 230 kB) [2019-07-18 11:18:50.800] [ 0.000000] .bss : 0xc0a39780 - 0xc0a73264 ( 231 kB) [2019-07-18 11:18:50.814] [ 0.000000] SLUB: HWalign=64, Order=0-3, MinObjects=0, CPUs=1, Nodes=1 [2019-07-18 11:18:50.814] [ 0.000000] Preemptible hierarchical RCU implementation. [2019-07-18 11:18:50.814] [ 0.000000] Tasks RCU enabled. [2019-07-18 11:18:50.814] [ 0.000000] NR_IRQS: 16, nr_irqs: 16, preallocated irqs: 16 [2019-07-18 11:18:50.814] [ 0.000000] IRQ: Found an INTC at 0xfa200000 (revision 5.0) with 128 interrupts [2019-07-18 11:18:50.814] [ 0.000000] OMAP clockevent source: timer2 at 24000000 Hz [2019-07-18 11:18:50.814] [ 0.000015] sched_clock: 32 bits at 24MHz, resolution 41ns, wraps every 89478484971ns [2019-07-18 11:18:50.814] [ 0.000032] clocksource: timer1: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 79635851949 ns [2019-07-18 11:18:50.814] [ 0.000041] OMAP clocksource: timer1 at 24000000 Hz [2019-07-18 11:18:50.814] [ 0.000238] timer_probe: no matching timers found [2019-07-18 11:18:50.814] [ 0.000423] Console: colour dummy device 80x30 [2019-07-18 11:18:50.814] [ 0.000465] Calibrating delay loop... 996.14 BogoMIPS (lpj=4980736) [2019-07-18 11:18:50.814] [ 0.089283] pid_max: default: 32768 minimum: 301 [2019-07-18 11:18:50.814] [ 0.089455] Mount-cache hash table entries: 1024 (order: 0, 4096 bytes) [2019-07-18 11:18:50.814] [ 0.089468] Mountpoint-cache hash table entries: 1024 (order: 0, 4096 bytes) [2019-07-18 11:18:50.828] [ 0.090169] CPU: Testing write buffer coherency: ok [2019-07-18 11:18:50.828] [ 0.090226] CPU0: Spectre v2: using BPIALL workaround [2019-07-18 11:18:50.828] [ 0.090838] Setting up static identity map for 0x80100000 - 0x80100060 [2019-07-18 11:18:50.828] [ 0.090971] Hierarchical SRCU implementation. [2019-07-18 11:18:50.828] [ 0.091273] EFI services will not be available. [2019-07-18 11:18:50.828] [ 0.092478] devtmpfs: initialized [2019-07-18 11:18:50.828] [ 0.098275] random: get_random_u32 called from bucket_table_alloc+0x8c/0x1ac with crng_init=0 [2019-07-18 11:18:50.828] [ 0.098707] VFP support v0.3: implementor 41 architecture 3 part 30 variant c rev 3 [2019-07-18 11:18:50.828] [ 0.098985] clocksource: jiffies: mask: 0xffffffff max_cycles: 0xffffffff, max_idle_ns: 19112604462750000 ns [2019-07-18 11:18:50.828] [ 0.099005] futex hash table entries: 256 (order: -1, 3072 bytes) [2019-07-18 11:18:50.828] [ 0.102401] pinctrl core: initialized pinctrl subsystem [2019-07-18 11:18:50.828] [ 0.103046] DMI not present or invalid. [2019-07-18 11:18:50.828] [ 0.103412] NET: Registered protocol family 16 [2019-07-18 11:18:50.828] [ 0.105353] DMA: preallocated 256 KiB pool for atomic coherent allocations [2019-07-18 11:18:51.073] [ 0.116672] omap_hwmod: debugss: _wait_target_disable failed [2019-07-18 11:18:51.073] [ 0.168799] cpuidle: using governor ladder [2019-07-18 11:18:51.073] [ 0.168828] cpuidle: using governor menu [2019-07-18 11:18:51.073] [ 0.172693] OMAP GPIO hardware version 0.1 [2019-07-18 11:18:51.073] [ 0.180256] No ATAGs? [2019-07-18 11:18:51.073] [ 0.180271] hw-breakpoint: debug architecture 0x4 unsupported. [2019-07-18 11:18:51.073] [ 0.189681] edma 49000000.edma: TI EDMA DMA engine driver [2019-07-18 11:18:51.073] [ 0.191722] omap_i2c 44e0b000.i2c: could not find pctldev for node /ocp/l4_wkup@44c00000/scm@210000/pinmux@800/i2c0_pins_default, deferring probe [2019-07-18 11:18:51.073] [ 0.191835] pps_core: LinuxPPS API ver. 1 registered [2019-07-18 11:18:51.073] [ 0.191842] pps_core: Software ver. 5.3.6 - Copyright 2005-2007 Rodolfo Giometti [2019-07-18 11:18:51.073] [ 0.191862] PTP clock support registered [2019-07-18 11:18:51.073] [ 0.191894] EDAC MC: Ver: 3.0.0 [2019-07-18 11:18:51.073] [ 0.192298] dmi: Firmware registration failed. [2019-07-18 11:18:51.073] [ 0.192670] omap-mailbox 480c8000.mailbox: omap mailbox rev 0x400 [2019-07-18 11:18:51.073] [ 0.193893] clocksource: Switched to clocksource timer1 [2019-07-18 11:18:51.073] [ 0.200710] NET: Registered protocol family 2 [2019-07-18 11:18:51.073] [ 0.201360] TCP established hash table entries: 4096 (order: 2, 16384 bytes) [2019-07-18 11:18:51.087] [ 0.201406] TCP bind hash table entries: 4096 (order: 2, 16384 bytes) [2019-07-18 11:18:51.087] [ 0.201444] TCP: Hash tables configured (established 4096 bind 4096) [2019-07-18 11:18:51.087] [ 0.201546] UDP hash table entries: 256 (order: 0, 4096 bytes) [2019-07-18 11:18:51.087] [ 0.201563] UDP-Lite hash table entries: 256 (order: 0, 4096 bytes) [2019-07-18 11:18:51.087] [ 0.201701] NET: Registered protocol family 1 [2019-07-18 11:18:51.087] [ 0.202281] hw perfevents: no interrupt-affinity property for /pmu, guessing. [2019-07-18 11:18:51.087] [ 0.202388] hw perfevents: enabled with armv7_cortex_a8 PMU driver, 5 counters available [2019-07-18 11:18:51.087] [ 0.203673] workingset: timestamp_bits=14 max_order=17 bucket_order=3 [2019-07-18 11:18:51.087] [ 0.207499] squashfs: version 4.0 (2009/01/31) Phillip Lougher [2019-07-18 11:18:51.087] [ 0.209387] Block layer SCSI generic (bsg) driver version 0.4 loaded (major 248) [2019-07-18 11:18:51.087] [ 0.209406] io scheduler noop registered [2019-07-18 11:18:51.087] [ 0.209413] io scheduler deadline registered [2019-07-18 11:18:51.087] [ 0.209604] io scheduler cfq registered (default) [2019-07-18 11:18:51.087] [ 0.209615] io scheduler mq-deadline registered [2019-07-18 11:18:51.087] [ 0.209622] io scheduler kyber registered [2019-07-18 11:18:51.099] [ 0.210608] pinctrl-single 44e10800.pinmux: 142 pins at pa f9e10800 size 568 [2019-07-18 11:18:51.099] [ 0.253231] Serial: 8250/16550 driver, 10 ports, IRQ sharing disabled [2019-07-18 11:18:51.099] [ 0.256939] console [ttyS0] disabled [2019-07-18 11:18:51.099] [ 0.257028] 44e09000.serial: ttyS0 at MMIO 0x44e09000 (irq = 30, base_baud = 3000000) is a 8250 [2019-07-18 11:18:51.099] [ 0.810270] console [ttyS0] enabled [2019-07-18 11:18:51.099] [ 0.814915] 48022000.serial: ttyS1 at MMIO 0x48022000 (irq = 31, base_baud = 3000000) is a 8250 [2019-07-18 11:18:51.099] [ 0.825379] omap_rng 48310000.rng: Random Number Generator ver. 20 [2019-07-18 11:18:51.099] [ 0.839822] brd: module loaded [2019-07-18 11:18:51.100] [ 0.848844] loop: module loaded [2019-07-18 11:18:51.100] [ 0.853507] i2c /dev entries driver [2019-07-18 11:18:51.100] [ 0.859111] cpuidle: enable-method property 'ti,am3352' found operations [2019-07-18 11:18:51.100] [ 0.866317] sdhci: Secure Digital Host Controller Interface driver [2019-07-18 11:18:51.100] [ 0.872528] sdhci: Copyright(c) Pierre Ossman [2019-07-18 11:18:51.115] [ 0.934576] sdhci-pltfm: SDHCI platform and OF driver helper [2019-07-18 11:18:51.192] [ 0.948263] NET: Registered protocol family 10 [2019-07-18 11:18:51.192] [ 0.955404] Segment Routing with IPv6 [2019-07-18 11:18:51.192] [ 0.961236] sit: IPv6, IPv4 and MPLS over IPv4 tunneling driver [2019-07-18 11:18:51.192] [ 0.968050] NET: Registered protocol family 17 [2019-07-18 11:18:51.192] [ 0.972709] Key type dns_resolver registered [2019-07-18 11:18:51.192] [ 0.977213] omap_voltage_late_init: Voltage driver support not added [2019-07-18 11:18:51.192] [ 0.988877] omap_i2c 44e0b000.i2c: bus 0 rev0.11 at 400 kHz [2019-07-18 11:18:51.192] [ 0.996102] Waiting for root device /dev/mmcblk0p2... [2019-07-18 11:18:51.248] [ 1.018387] mmc0: new high speed MMC card at address 0001 [2019-07-18 11:18:51.248] [ 1.024454] mmcblk0: mmc0:0001 M62704 3.56 GiB [2019-07-18 11:18:51.248] [ 1.029173] mmcblk0boot0: mmc0:0001 M62704 partition 1 2.00 MiB [2019-07-18 11:18:51.248] [ 1.035490] mmcblk0boot1: mmc0:0001 M62704 partition 2 2.00 MiB [2019-07-18 11:18:51.248] [ 1.041628] mmcblk0rpmb: mmc0:0001 M62704 partition 3 512 KiB [2019-07-18 11:18:51.248] [ 1.048833] mmcblk0: p1 p2 [2019-07-18 11:18:51.248] [ 1.051957] mmcblk0: p2 size 7514111 extends beyond EOD, truncated [2019-07-18 11:18:51.309] [ 1.088758] EXT4-fs (mmcblk0p2): mounted filesystem without journal. Opts: (null) [2019-07-18 11:18:51.309] [ 1.096702] VFS: Mounted root (ext4 filesystem) readonly on device 179:2. [2019-07-18 11:18:51.309] [ 1.105751] devtmpfs: mounted [2019-07-18 11:18:51.309] [ 1.109985] Freeing unused kernel memory: 1024K [2019-07-18 11:18:51.309] [ 1.121415] random: fast init done [2019-07-18 11:18:51.355] INIT: version 2.88 booting [2019-07-18 11:18:51.531] Framebuffer /dev/fb0 not detected [2019-07-18 11:18:51.549] Boot splashscreen disabled [2019-07-18 11:18:51.680] [ 1.466912] EXT4-fs warning (device mmcblk0p2): ext4_update_dynamic_rev:772: updating to rev 1 because of new feature flag, running e2fsck is recommended [2019-07-18 11:18:51.680] [ 1.482050] EXT4-fs (mmcblk0p2): re-mounted. Opts: (null) [2019-07-18 11:18:51.814] hwclock: can't open '/dev/misc/rtc': No such file or directory [2019-07-18 11:18:51.814] Sat Apr 6 08:35:48 UTC 2019 [2019-07-18 11:18:51.814] hwclock: can't open '/dev/misc/rtc': No such file or directory [2019-07-18 11:18:52.527] [ 2.325610] random: dd: uninitialized urandom read (512 bytes read) [2019-07-18 11:18:52.571] Configuring packages on first boot.... [2019-07-18 11:18:52.571] (This may take several minutes. Please do not power off the machine.) [2019-07-18 11:18:52.809] update-rc.d: /etc/init.d/run-postinsts exists during rc.d purge (continuing) [2019-07-18 11:18:52.844] Removing any system startup links for run-postinsts ... [2019-07-18 11:18:52.844] /etc/rcS.d/S99run-postinsts [2019-07-18 11:18:52.844] INIT: Entering runlevel: 5 [2019-07-18 11:18:52.887] Configuring network interfaces... ifconfig: SIOCGIFFLAGS: No such device [2019-07-18 11:18:52.986] ifconfig: SIOCGIFFLAGS: No such device [2019-07-18 11:18:53.001] ifconfig: SIOCSIFADDR: No such device [2019-07-18 11:18:53.001] done. [2019-07-18 11:18:53.016] hwclock: can't open '/dev/misc/rtc': No such file or directory [2019-07-18 11:18:53.034] Starting syslogd/klogd: done [2019-07-18 11:18:53.114] umount: /mnt/.psplash: not mounted. [2019-07-18 11:18:53.290] [2019-07-18 11:18:53.290] _____ _____ _ _ [2019-07-18 11:18:53.337] | _ |___ ___ ___ ___ | _ |___ ___ |_|___ ___| |_ [2019-07-18 11:18:53.337] | | _| .'| . | . | | __| _| . | | | -_| _| _| [2019-07-18 11:18:53.337] |__|__|_| |__,|_ |___| |__| |_| |___|_| |___|___|_| [2019-07-18 11:18:53.337] |___| |___| [2019-07-18 11:18:53.337] [2019-07-18 11:18:53.337] Arago Project http://arago-project.org am335x-bcsi /dev/ttyS0 [2019-07-18 11:18:53.337] [2019-07-18 11:18:53.337] Arago 2018.10 am335x-bcsi /dev/ttyS0 [2019-07-18 11:18:53.337] [2019-07-18 11:18:53.337] am335x-bcsi login: [ 763.725904] random: crng init done [2019-07-18 12:19:05.569] [2019-07-18 12:19:05.569] _____ _____ _ _ [2019-07-18 12:19:05.616] | _ |___ ___ ___ ___ | _ |___ ___ |_|___ ___| |_ [2019-07-18 12:19:05.616] | | _| .'| . | . | | __| _| . | | | -_| _| _| [2019-07-18 12:19:05.616] |__|__|_| |__,|_ |___| |__| |_| |___|_| |___|___|_| [2019-07-18 12:19:05.616] |___| |___| [2019-07-18 12:19:05.616] [2019-07-18 12:19:05.616] Arago Project http://arago-project.org am335x-bcsi /dev/ttyS0 [2019-07-18 12:19:05.616] [2019-07-18 12:19:05.616] Arago 2018.10 am335x-bcsi /dev/ttyS0 [2019-07-18 12:19:05.616] [2019-07-18 12:19:05.616] am335x-bcsi login: [2019-07-18 12:19:12.468] _____ _____ _ _ [2019-07-18 12:19:12.468] | _ |___ ___ ___ ___ | _ |___ ___ |_|___ ___| |_ [2019-07-18 12:19:12.468] | | _| .'| . | . | | __| _| . | | | -_| _| _| [2019-07-18 12:19:12.468] |__|__|_| |__,|_ |___| |__| |_| |___|_| |___|___|_| [2019-07-18 12:19:12.468] |___| |___| [2019-07-18 12:19:12.468] [2019-07-18 12:19:12.468] Arago Project http://arago-project.org am335x-bcsi /dev/ttyS0 [2019-07-18 12:19:12.468] [2019-07-18 12:19:12.468] Arago 2018.10 am335x-bcsi /dev/ttyS0 [2019-07-18 12:19:12.468] [2019-07-18 12:19:12.468] am335x-bcsi login: root [2019-07-18 12:19:20.978] -sh: command: not found [2019-07-18 12:19:20.978] root@am335x-bcsi:~# [2019-07-18 13:15:00.697] root@am335x-bcsi:~# [2019-07-18 13:15:00.908] root@am335x-bcsi:~# ls -l [2019-07-18 13:15:04.292] total 0 [2019-07-18 13:15:04.292] root@am335x-bcsi:~# cd .. [2019-07-18 13:15:13.122] root@am335x-bcsi:/home# cd .. [2019-07-18 13:15:15.885] root@am335x-bcsi:/# ls -l [2019-07-18 13:15:18.857] total 2585 [2019-07-18 13:15:18.857] drwxr-xr-x 2 root root 2048 Apr 6 08:35 bin [2019-07-18 13:15:18.857] drwxr-xr-x 2 root root 1024 Apr 6 02:11 boot [2019-07-18 13:15:18.857] drwxr-xr-x 3 root root 13000 Apr 6 08:35 dev [2019-07-18 13:15:18.857] drwxr-xr-x 20 root root 2048 Apr 6 08:35 etc [2019-07-18 13:15:18.857] drwxr-xr-x 3 root root 1024 Apr 6 02:11 home [2019-07-18 13:15:18.857] drwxr-xr-x 4 root root 2048 Apr 6 05:10 lib [2019-07-18 13:15:18.857] drwx------ 2 root root 2621440 Jul 3 2019 lost+found [2019-07-18 13:15:18.857] drwxr-xr-x 2 root root 1024 Apr 6 02:11 media [2019-07-18 13:15:18.857] drwxr-xr-x 3 root root 1024 Apr 6 08:34 mnt [2019-07-18 13:15:18.857] dr-xr-xr-x 48 root root 0 Jan 1 1970 proc [2019-07-18 13:15:18.857] drwxr-xr-x 5 root root 220 Apr 6 08:35 run [2019-07-18 13:15:18.857] drwxr-xr-x 2 root root 2048 Apr 6 08:35 sbin [2019-07-18 13:15:18.857] dr-xr-xr-x 12 root root 0 Jan 1 1970 sys [2019-07-18 13:15:18.857] lrwxrwxrwx 1 root root 8 Apr 6 08:35 tmp -> /var/tmp [2019-07-18 13:15:18.857] drwxr-xr-x 9 root root 1024 Apr 6 02:03 usr [2019-07-18 13:15:18.857] drwxr-xr-x 8 root root 1024 Apr 6 02:12 var [2019-07-18 13:15:18.865] root@am335x-bcsi:/# help [2019-07-18 13:16:49.395] Built-in commands: [2019-07-18 13:16:49.395] ------------------ [2019-07-18 13:16:49.395] . : [ [[ alias bg break cd chdir continue echo eval exec exit [2019-07-18 13:16:49.395] export false fg getopts hash help history jobs kill let local [2019-07-18 13:16:49.395] printf pwd read readonly return set shift source test times trap [2019-07-18 13:16:49.395] true type ulimit umask unalias unset wait [2019-07-18 13:16:49.395]