;; This is an operating system configuration template
;; for a "bare bones" setup, with no X11 display server.

(use-modules (gnu) (gnu bootloader u-boot))
(use-service-modules networking ssh)
(use-package-modules bootloaders linux screen)

(operating-system
  (host-name "komputilo")
  (timezone "Europe/Berlin")
  (locale "en_US.utf8")

  ;; Boot in "legacy" BIOS mode, assuming /dev/sdX is the
  ;; target hard disk, and "my-root" is the label of the target
  ;; root file system.
  (bootloader (bootloader-configuration
               (bootloader u-boot-beaglebone-black-bootloader)
               (target "/dev/vda")))

  (kernel linux-libre-arm-omap2plus)

  ;; This module is required to mount the SD card.
  (initrd-modules (cons "omap_hsmmc" %base-initrd-modules))

  (file-systems (cons (file-system
                        (device (file-system-label "my-root"))
                        (mount-point "/")
                        (type "ext4"))
                      %base-file-systems))

  ;; This is where user accounts are specified.  The "root"
  ;; account is implicit, and is initially created with the
  ;; empty password.
  (users (cons (user-account
                (name "alice")
                (comment "Bob's sister")
                (group "users")

                ;; Adding the account to the "wheel" group
                ;; makes it a sudoer.  Adding it to "audio"
                ;; and "video" allows the user to play sound
                ;; and access the webcam.
                (supplementary-groups '("wheel"
                                        "audio" "video")))
               %base-user-accounts))

  ;; Globally-installed packages.
  (packages '())

  ;; Add services to the baseline: a DHCP client and
  ;; an SSH server.
  (services (list
             (service udev-service-type
                      (udev-configuration
                       (rules (list lvm2 fuse alsa-utils crda))))
             (agetty-service
              (agetty-configuration
               (extra-options '("-L"))
               (baud-rate "115200")
               (term "vt100")
               (tty "ttyO0"))))))