From 9ebc58f50a03e11b2727c0621de7fc1888f6a9a8 Mon Sep 17 00:00:00 2001 From: Eryn Wells Date: Sat, 1 Oct 2022 09:49:27 -0700 Subject: [PATCH] Fix code blocks in "Boot Raspberry Pi Over TFTP" post --- .../2020/10/boot-raspberry-pi-over-tftp.md | 22 +++++++++---------- 1 file changed, 11 insertions(+), 11 deletions(-) diff --git a/content/blog/2020/10/boot-raspberry-pi-over-tftp.md b/content/blog/2020/10/boot-raspberry-pi-over-tftp.md index 18e65c2..da12cd5 100644 --- a/content/blog/2020/10/boot-raspberry-pi-over-tftp.md +++ b/content/blog/2020/10/boot-raspberry-pi-over-tftp.md @@ -11,18 +11,18 @@ according to the instructions in the Raspberry Pi documentation. That page is also on [GitHub][eeprom-gh] which might be a more stable location. On Raspbian on the RPi: -```bash +{{< figures/code lang=sh >}} fw=/lib/firmware/raspberrypi/bootloader/stable/pieeprom-2020-09-03.bin rpi-eeprom-config $fw > ~/bootconf.txt vi ~/bootconf.txt rpi-eeprom-config --out ~/pieeprom-new.bin --config ~/bootconf.txt $fw sudo rpi-eeprom-update -d -f ~/pieeprom-new.bin sudo reboot -``` +{{< /figures/code >}} My updated bootconf.txt is: -```conf +{{< figures/code lang=cfg >}} [all] BOOT_UART=1 WAKE_ON_GPIO=0 @@ -33,7 +33,7 @@ TFTP_FILE_TIMEOUT=30000 ENABLE_SELF_UPDATE=1 DISABLE_HDMI=0 BOOT_ORDER=0xf412 -``` +{{< /figures/code >}} I enabled UART debugging, and set the boot order to be: network `0x2`, SD card `0x1`, USB mass storage `0x4`, and finally reboot `0xf`. These steps need to be @@ -41,11 +41,11 @@ repeated if the bootloader is updated via apt. I [enabled the TFTP server][mac-tftp] on my Mac: -```bash +{{< figures/code lang=sh >}} sudo launchctl load -F /System/Library/LaunchDaemons/tftp.plist sudo launchctl enable System/com.apple.tftpd sudo launchctl start com.apple.tftpd -``` +{{< /figures/code >}} I’m not sure if the `enable` command is actually necessary. This doesn't actually start the `tftpd` daemon. Instead, macOS starts the daemon on demand @@ -55,11 +55,11 @@ The tftp server looks for files to serve out of **/private/tftpboot**, and those things need to be world `rwx`, i.e. `777`. By default (this is configurable) the RPi queries for a directory named by its serial number. -```bash +{{< figures/code lang=sh >}} mkdir /private/tftpboot/$raspberry_pi_serial chmod 777 /private/tftpboot chmod -R 777 /private/tftpboot/* -``` +{{< /figures/code >}} RPi looks for files of various names in that directory, one in particular by the name of **start.elf**. @@ -69,13 +69,13 @@ command line) to pass a `tftp-server` parameter in the DHCP payload. This step may be optional because you can also set `TFTP_IP` in the **bootconf.txt** above to specify the IP directly. On my router: -```bash +{{< figures/code lang=sh >}} configure set service dhcp-server shared-network-name LAN subnet $lan_cidr_subnet tftp-server-name $ip_of_mac commit save exit -``` +{{< /figures/code >}} I also gave my Mac a static IP, and renewed the DHCP lease so it took the new IP to make the whole process a little more smooth. Now, it appears the RPi will @@ -88,4 +88,4 @@ attempt a TFTP boot, and I see queries in the logs on my Mac. [eeprom]: https://www.raspberrypi.org/documentation/hardware/raspberrypi/bcm2711_bootloader_config.md [eeprom-gh]: https://github.com/raspberrypi/documentation/blob/master/hardware/raspberrypi/bcm2711_bootloader_config.md -[mac-tftp]: https://www.unixfu.ch/start-a-tftp-server-on-your-mac/ \ No newline at end of file +[mac-tftp]: https://www.unixfu.ch/start-a-tftp-server-on-your-mac/