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### Install Qt Examples

Source: https://elinux.org/ECE497_LabXX_Qt

Install additional Qt examples from the linuxtag-ics package.

```bash
beagle$ **opkg install linuxtag-ics**  # 1 minute
```

--------------------------------

### Install and start the service

Source: https://elinux.org/EBC_systemd

Copy the service file to the system directory and start it.

```bash
bone$ **cp boneServer.service /lib/systemd/system**
```

```bash
bone$ **systemctl start boneServer**
```

--------------------------------

### Installing and Starting VNC Server

Source: https://elinux.org/CI20_Headless_Setup

Install tightvncserver and initialize the VNC session.

```bash
ci20@ci20:~$ su
Password: 
root@ci20:/home/ci20# apt-get install tightvncserver

root@ci20:/home/ci20# exit
exit
ci20@ci20:~$ vncserver

You will require a password to access your desktops.

Password: 
Verify:   
Would you like to enter a view-only password (y/n)? n

New 'X' desktop is ci20:1

Creating default startup script /home/ci20/.vnc/xstartup
Starting applications specified in /home/ci20/.vnc/xstartup
Log file is /home/ci20/.vnc/ci20:1.log
```

--------------------------------

### Launch Server

Source: https://elinux.org/ECE497_Project_Coffee_Pot_Control

Execute the setup script and start the main server application.

```bash
cd ECE497_finalproject/project/http
./setup.sh
./boneServer.js
```

--------------------------------

### Run Hello World Example

Source: https://elinux.org/Jetson/Installing_ArrayFire

Steps to execute the Hello World example to verify the CUDA backend installation.

```bash
cd /path/to/dir/arrayfire/build/examples/
./helloworld_cuda
```

--------------------------------

### Build and install drivers

Source: https://elinux.org/EBC_Exercise_06_Installing_Python

Navigates to the repository directory and executes the setup script to install the drivers.

```bash
bone$ **cd adafruit-beaglebone-io-python**
bone$ **sudo python3 setup.py install**
```

--------------------------------

### Execute Setup Script

Source: https://elinux.org/EBC_Exercise_04_Setup_Scripts

Command to run the student installation script on the host machine.

```bash
host$ ./installStudent.sh
```

--------------------------------

### Install Qt v5 on Host

Source: https://elinux.org/ECE497_LabXX_Qt

Commands to install Qwt development files and examples on the host system.

```bash
host$ **sudo apt-get update**
host$ **sudo apt-get install libqwt-dev**       # 1 minute
host$ **opkg intall libqwt-examples**           # 1 minute
```

--------------------------------

### Configure and compile a specific DTB

Source: https://elinux.org/index.php?oldid=578827&title=Device_Tree_Reference

Examples showing how to verify configuration settings and compile a specific device tree blob.

```makefile
arch/arm/boot/dts/Makefile:
 
  dtb-$(CONFIG_ARCH_QCOM) += \
         ...
         qcom-msm8960-cdp.dtb \
         ...
```

```bash
$ grep CONFIG_ARCH_QCOM .config
CONFIG_ARCH_QCOM=y
```

--------------------------------

### Sample secret key list output

Source: https://elinux.org/index.php?oldid=97226&title=PgpKey

Example output from listing secret keys.

```text
sec   4096R/59E066B1 2012-02-08 [expires: 2017-02-06]
uid                  John Doe <jdoe@example.com>
ssb   4096R/DE192E71 2012-02-08
```

--------------------------------

### Install and Configure DHCP Server

Source: https://elinux.org/index.php?oldid=586939&title=Jetson%2FL4T%2Fperipheral%2F

Commands and configuration for setting up the isc-dhcp-server on the host machine.

```bash
$ sudo apt install isc-dhcp-server
```

```bash
INTERFACESv4="XXX"
INTERFACESv6=""
DHCPDARGS="XXX"
```

```bash
subnet 192.168.0.0 netmask 255.255.255.0 {
        range 192.168.0.11 192.168.0.20;
        option routers 192.168.0.1;

        # Required for PXE Boot
        class "pxeclients" {
                match if substring (option vendor-class-identifier, 0, 9) = "PXEClient";
                        filename "efi/grubnetaa64.efi.signed";
                        # TFTP Server IP address
                        next-server 192.168.0.1;
                        option root-path "/tftp/";
        }
}

host mytegra {
  hardware ethernet 48:B0:2D:68:B2:9C;
  fixed-address 192.168.0.10;
}
```

```bash
$ sudo ifconfig enx00e04c360130 192.168.0.1
$ sudo systemctl restart isc-dhcp-server
$ sudo systemctl status isc-dhcp-server
```

--------------------------------

### Kernel Boot Timing Log with Base Reference

Source: https://elinux.org/index.php?printable=yes&title=Printk_Times_Sample3

Example output of kernel boot logs processed with show_delta, showing timing deltas relative to the 'Calibrating' event.

```text
base= "Calibrating"
[13.206492 < -0.453813 >]  Linux version 2.4.20-celf1 (tbird@tim_hp) (gcc version 2.96 20000731 (Red Hat Linux 7.3 2.96-113)) #1 Wed Jan 28 10:10:47 PST 2004
[13.206505 < -0.453800 >]  BIOS-provided physical RAM map:
[13.206509 < -0.453796 >]   BIOS-e820: 0000000000000000 - 000000000009fc00 (usable)
[13.206513 < -0.453792 >]   BIOS-e820: 000000000009fc00 - 00000000000a0000 (reserved)
[13.206516 < -0.453789 >]   BIOS-e820: 00000000000e8000 - 0000000000100000 (reserved)
[13.206520 < -0.453785 >]   BIOS-e820: 0000000000100000 - 000000001ffe7800 (usable)
[13.206523 < -0.453782 >]   BIOS-e820: 000000001ffe7800 - 0000000020000000 (reserved)
[13.206526 < -0.453779 >]   BIOS-e820: 00000000fec00000 - 0000000100000000 (reserved)
[13.206531 < -0.453774 >]  0MB HIGHMEM available.
[13.206533 < -0.453772 >]  511MB LOWMEM available.
[13.207373 < -0.452932 >]  On node 0 totalpages: 131047
[13.212686 < -0.447620 >]  zone(0): 4096 pages.
[13.212938 < -0.447367 >]  zone(1): 126951 pages.
[13.217979 < -0.442326 >]  zone(2): 0 pages.
[13.218314 < -0.441991 >]  Kernel command line: ro root=/dev/hda3 init=/sbin/celinux-init
[13.218322 < -0.441983 >]  Initializing CPU#0
[13.658919 < -0.001387 >]  Detected 2992.547 MHz processor.
[13.660085 < -0.000221 >]  Console: colour VGA+ 80x25
[13.660305 < 0.000000 >]  Calibrating delay loop... 5976.88 BogoMIPS
[13.928392 < 0.268087 >]  Use CONFIG_INSTANT_ON_LPJ=29884416 for Instant On.
[13.953166 < 0.292861 >]  Memory: 515600k/524188k available (1150k kernel code, 8200k reserved, 455k data, 116k init, 0k highmem)
[13.953235 < 0.292929 >]  Dentry cache hash table entries: 65536 (order: 7, 524288 bytes)
[13.953398 < 0.293093 >]  Inode cache hash table entries: 32768 (order: 6, 262144 bytes)
[13.953659 < 0.293354 >]  Mount-cache hash table entries: 8192 (order: 4, 65536 bytes)
[13.953745 < 0.293440 >]  Buffer-cache hash table entries: 32768 (order: 5, 131072 bytes)
[13.953883 < 0.293578 >]  Page-cache hash table entries: 131072 (order: 7, 524288 bytes)
[13.954387 < 0.294081 >]  CPU: L1 I cache: 0K, L1 D cache: 8K
[13.954404 < 0.294099 >]  CPU: L2 cache: 512K
[13.954419 < 0.294113 >]  Intel machine check architecture supported.
[13.954437 < 0.294132 >]  Intel machine check reporting enabled on CPU#0.
[13.954461 < 0.294155 >]  CPU:     After generic, caps: bfebfbff 00000000 00000000 00000000
[13.954464 < 0.294159 >]  CPU:             Common caps: bfebfbff 00000000 00000000 00000000
[13.954467 < 0.294162 >]  CPU: Intel(R) Pentium(R) 4 CPU 3.00GHz stepping 09
[13.954496 < 0.294191 >]  Enabling fast FPU save and restore... done.
[13.954517 < 0.294212 >]  Enabling unmasked SIMD FPU exception support... done.
[13.954545 < 0.294240 >]  Checking 'hlt' instruction... OK.
[13.988384 < 0.328079 >]  POSIX conformance testing by UNIFIX
[13.988412 < 0.328107 >]  mtrr: v1.40 (20010327) Richard Gooch (rgooch@atnf.csiro.au)
[13.988415 < 0.328109 >]  mtrr: detected mtrr type: Intel
[13.988713 < 0.328407 >]  PCI: PCI BIOS revision 2.20 entry at 0xec6
...
```

--------------------------------

### Configure KFT static trace triggers

Source: https://elinux.org/index.php?oldid=7914&title=Kernel_Function_Trace

Sets the default start and stop points for tracing the entire kernel initialization process.

```text
trigger start entry start_kernel  
 trigger stop entry to_userspace 
```

--------------------------------

### Capture serial output

Source: https://elinux.org/index.php?oldid=7483&printable=yes&title=Grabserial

Example of capturing serial port data to a file.

```bash
grabserial -e 20 >/tmp/bootlog.txt
```

--------------------------------

### Prepare External UART Transfer Test

Source: https://elinux.org/index.php?oldid=587056&title=Jetson%2FL4T%2Fperipheral%2F

Setup steps for external transfer between two devices, including file creation and transfer.

```bash
[TX device]
$ sudo mkdir /data
$ dd if=/dev/urandom of=/data/tx_testfile.bin bs=1 count=1024
$ scp /data/txtestfile.bin <RX username>@<RX address>:~/ 

[RX device]
$ sudo cp ~/tx_testfile.bin /data/tx_testfile.bin
```

--------------------------------

### Example GCC Verbose Output

Source: https://elinux.org/index.php?oldid=351410&title=GCC_Tips

This output demonstrates the detailed information provided by GCC when running with verbose flags, including search paths and internal tool invocations.

```text
Reading specs from /opt/timesys/toolchains/ppc7xx-linux/lib/gcc/powerpc-linux/3.4.1/specs
Configured with: ../configure --prefix=/opt/timesys/toolchains/ppc7xx-linux --mandir=/opt/timesys/toolchains/ppc7xx-linux/share/man --infodir=/opt/timesys/toolchains/ppc7xx-linux/share/info --enable-shared --enable-threads=posix --disable-checking --with-system-zlib --enable-__cxa_atexit --disable-libunwind-exceptions --enable-languages=c,c++ --with-sysroot=/here/workdir/i386-x-ppc7xx/deleteme --disable-libgcj --build=i686-timesys-linux --host=i686-timesys-linux --target=powerpc-linux --program-prefix=ppc7xx-linux-
Thread model: posix
gcc version 3.4.1 20040714 (TimeSys 3.4.1-7)
 /opt/timesys/toolchains/ppc7xx-linux/libexec/gcc/powerpc-linux/3.4.1/cc1 -quiet -v -D__unix__ -D__gnu_linux__ -D__linux__ -Dunix -D__unix -Dlinux -D__linux -Asystem=linux -Asystem=unix -Asystem=posix -I/opt/timesys/toolchains/ppc7xx-linux/powerpc-linux/include/nptl file.c -quiet -dumpbase file.c -auxbase file -version -o /tmp/ccShiHn4.s
ignoring nonexistent directory "/here/workdir/i386-x-ppc7xx/deleteme/usr/local/include"
ignoring nonexistent directory "/here/workdir/i386-x-ppc7xx/deleteme/usr/include"
#include "..." search starts here:
#include <...> search starts here:
 /opt/timesys/toolchains/ppc7xx-linux/powerpc-linux/include/nptl
 /opt/timesys/toolchains/ppc7xx-linux/lib/gcc/powerpc-linux/3.4.1/include
 /opt/timesys/toolchains/ppc7xx-linux/lib/gcc/powerpc-linux/3.4.1/../../../../powerpc-linux/include
End of search list.
GNU C version 3.4.1 20040714 (TimeSys 3.4.1-7) (powerpc-linux)
 compiled by GNU C version 3.2.2 20030222 (Red Hat Linux 3.2.2-5).
GGC heuristics: --param ggc-min-expand=47 --param ggc-min-heapsize=32138
 /opt/timesys/toolchains/ppc7xx-linux/lib/gcc/powerpc-linux/3.4.1/../../../../powerpc-linux/bin/as -mppc -many -V -Qy -o /tmp/ccWeV3a3.o /tmp/ccShiHn4.s
GNU assembler version 2.15.90.0.3 (powerpc-linux) using BFD version 2.15.90.0.3 20040415
 /opt/timesys/toolchains/ppc7xx-linux/libexec/gcc/powerpc-linux/3.4.1/collect2 --eh-frame-hdr -V -Qy -L/opt/timesys/toolchains/ppc7xx-linux/powerpc-linux/lib/nptl --rpath-link /opt/timesys/toolchains/ppc7xx-linux/powerpc-linux/lib/tls -m elf32ppclinux -dynamic-linker /lib/ld.so.1 -o file /opt/timesys/toolchains/ppc7xx-linux/lib/gcc/powerpc-linux/3.4.1/../../../../powerpc-linux/lib/crt1.o /opt/timesys/toolchains/ppc7xx-linux/lib/gcc/powerpc-linux/3.4.1/../../../../powerpc-linux/lib/crti.o /opt/timesys/toolchains/ppc7xx-linux/lib/gcc/powerpc-linux/3.4.1/crtbegin.o -L/opt/timesys/toolchains/ppc7xx-linux/lib/gcc/powerpc-linux/3.4.1 -L/opt/timesys/toolchains/ppc7xx-linux/lib/gcc/powerpc-linux/3.4.1/../../../../powerpc-linux/lib /tmp/ccWeV3a3.o -lgcc --as-needed -lgcc_s --no-as-needed -lc -lgcc --as-needed -lgcc_s --no-as-needed /opt/timesys/toolchains/ppc7xx-linux/lib/gcc/powerpc-linux/3.4.1/crtsavres.o /opt/timesys/toolchains/ppc7xx-linux/lib/gcc/powerpc-linux/3.4.1/crtend.o /opt/timesys/toolchains/ppc7xx-linux/lib/gcc/powerpc-linux/3.4.1/../../../../powerpc-linux/lib/crtn.o
GNU ld version 2.15.90.0.3 20040415
  Supported emulations:
   elf32ppclinux
   elf32ppc
   elf32ppcsim
```

--------------------------------

### PWM Pin Mapping Examples

Source: https://elinux.org/index.php?oldid=586318&title=Jetson%2FL4T%2Fperipheral%2F

Lists of PWM pin assignments for different Jetson development kits and L4T versions.

```text
PIN15(GPIO12, PN.01): pwm1, 3280000.pwm
PIN33(GPIO13, PH.00): pwm5, 32c0000.pwm
PIN32(GPIO07, PG.06): pwm7, 32e0000.pwm
```

```text
PIN15: pwm1, 3280000.pwm
PIN18: pwm5, 32c0000.pwm
PIN13: pwm8, 32f0000.pwm
       pwm3, 32a0000.pwm
       pwm6, 32d0000.pwm
       pwm4, c340000.pwm
       pwm2, 3290000.pwm
       pwm7, 32e0000.pwm
```

```text
GPIO07, PIN32(PV.00): pwm0, 7000a000.pwm (tegra_pwm)
GPIO13, PIN33(PE.06): pwm2, 70110000.pwm (tegra_pwm_dfll)
```

--------------------------------

### Workaround for mono-common installation issue

Source: https://elinux.org/index.php?oldid=74101&title=RidgeRun_LeopardBoard_SDK_Hints

Commands to bypass the mono-common check by modifying host requirements or creating a symbolic link.

```text
bsp/arch/host.required
```

```bash
sudo ln -s /usr/bin/gmcs /usr/bin/gmcs2
```

--------------------------------

### Configure directory and build examples

Source: https://elinux.org/EBC_Exercise_39_Setting_Up_tidl_on_X15

Create the target directory, set permissions, and build the examples.

```bash
x15$ **sudo mkdir -p /usr/share/ti/tidl**
x15$ **sudo chown -R 1000:1000 /usr/share/ti/tidl/**

x15$ **make -j2 build-examples**   # 4m33s
```

--------------------------------

### Execute install and setup scripts

Source: https://elinux.org/ECE497_Project_Sudoku_Solver

Run the installation and setup scripts to configure the environment.

```bash
./install.sh
./setup.sh
```

--------------------------------

### Install and start NFS server

Source: https://elinux.org/Special%3AAbuseFilter/examine/log/251

Install and start the NFS server services on Debian/Ubuntu or Fedora.

```bash
sudo apt-get install nfs-kernel-server nfs-common
```

```bash
sudo /etc/init.d/nfs-kernel-server start
```

```bash
sudo yum install nfs-utils
```

```bash
sudo systemctl enable rpcbind.service
sudo systemctl enable nfs-server.service
sudo systemctl enable nfs-lock.service
sudo systemctl enable nfs-idmap.service
sudo systemctl start rpcbind.service
sudo systemctl start nfs-server.service
sudo systemctl start nfs-lock.service
sudo systemctl start nfs-idmap.service
```

--------------------------------

### Install and start NFS server on Fedora

Source: https://elinux.org/Special%3AAbuseLog/256

Commands to install, enable, and start NFS services on Fedora.

```bash
sudo yum install nfs-utils
```

```bash
sudo systemctl enable rpcbind.service 
sudo systemctl enable nfs-server.service 
sudo systemctl enable nfs-lock.service 
sudo systemctl enable nfs-idmap.service
sudo systemctl start rpcbind.service 
sudo systemctl start nfs-server.service 
sudo systemctl start nfs-lock.service 
sudo systemctl start nfs-idmap.service
```

--------------------------------

### Initialize PTXdist setup

Source: https://elinux.org/PTXdist

Launch the Kconfig-UI to perform the initial setup for the BSP.

```bash
   ./p setup
```

--------------------------------

### Install and Start NFS Server on Debian/Ubuntu

Source: https://elinux.org/Special%3AAbuseFilter/examine/log/251

Commands to install the NFS kernel server and start the service on Debian-based systems.

```bash
sudo apt-get install nfs-kernel-server nfs-common
```

```bash
sudo /etc/init.d/nfs-kernel-server start
```

--------------------------------

### Initialize the project setup

Source: https://elinux.org/ECE497_SPI_Project

Run the setup script on the host machine to modify Kconfig and Makefile. This should only be executed once.

```bash
host$ **cd ~/FinalProject**
host$ **./setup.sh**
```

--------------------------------

### Compile Project Setup

Source: https://elinux.org/ECE434_Project_-_Bluetooth_Speaker

Run the setup script to configure GPIOs and prepare the LED matrix.

```bash
bone$ **./setup.sh**
```

--------------------------------

### Install grabserial

Source: https://elinux.org/Grabserial

Use the setup script to install the grabserial package and its dependencies.

```bash
 sudo python setup.py install
```

--------------------------------

### Install the application

Source: https://elinux.org/ECE434_Project-_LED_Matrix_Information_Board

Execute the installation script from the command line.

```bash
_$host_ sudo ./install.sh
```

--------------------------------

### Install and configure Avahi

Source: https://elinux.org/FR%3ARPi_Advanced_Setup

Commands to install the Avahi daemon and register it to start on boot.

```bash
sudo apt-get install avahi-daemon
```

```bash
sudo update-rc.d avahi-daemon defaults
```

```bash
sudo insserv avahi-daemon
```

--------------------------------

### Install to SD Card

Source: https://elinux.org/BeagleBoardUbuntuKarmic

Run the setup script to install the image onto the SD card.

```bash
./setup_sdcard.sh --mmc /dev/sdX --ignore_md5sum
```

--------------------------------

### QEMU Sample Boot Commands

Source: https://elinux.org/api.php?action=feedcontributions&feedformat=atom&user=Tperrot

Various QEMU command-line examples for x86 emulation.

```bash
qemu-system-x86 -kernel linux-2.6.26/arch/i386/boot/bzImage -hda rootfs.img -append "console=ttyS0 root=/dev/hda" -nographic
 
 qemu-system-x86 -kernel linux-2.6.26/arch/i386/boot/bzImage -hda rootfs.img -append "console=ttyS0 root=/dev/hda init=/bin/ash" -nographic
 
 qemu-system-x86 -kernel linux-2.6.26/arch/i386/boot/bzImage -hda rootfs.img -append "console=ttyS0 root=/dev/hda panic=1" -nographic -no-reboot
 
 killall qemu-system-x86
```
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