target/linux/armvirt/base-files/lib/preinit/01_sysinfo_acpi

   1 # SPDX-License-Identifier: GPL-2.0-or-later
   2
   3 sanitize_name_arm64() {
   4         sed -e '
   5                 y/ABCDEFGHIJKLMNOPQRSTUVWXYZ/abcdefghijklmnopqrstuvwxyz/;
   6                 s/[^a-z0-9_-]\+/-/g;
   7                 s/^-//;
   8                 s/-$//;
   9         ' "$@"
  10 }
  11
  12 do_sysinfo_arm64() {
  13         local vendor product file
  14
  15         for file in sys_vendor board_vendor; do
  16                 vendor="$(cat /sys/devices/virtual/dmi/id/$file 2>/dev/null)"
  17                 case "$vendor" in
  18                 empty | \
  19                 System\ manufacturer | \
  20                 To\ [bB]e\ [fF]illed\ [bB]y\ O\.E\.M\.)
  21                         continue
  22                         ;;
  23                 esac
  24                 [ -n "$vendor" ] && break
  25         done
  26
  27         for file in product_name board_name; do
  28                 product="$(cat /sys/devices/virtual/dmi/id/$file 2>/dev/null)"
  29                 case "$vendor:$product" in
  30                 ?*:empty | \
  31                 ?*:System\ Product\ Name | \
  32                 ?*:To\ [bB]e\ [fF]illed\ [bB]y\ O\.E\.M\.)
  33                         continue
  34                         ;;
  35                 ?*:?*)
  36                         break
  37                         ;;
  38                 esac
  39         done
  40
  41         [ -d "/sys/firmware/devicetree/base" ] && return
  42
  43         [ -n "$vendor" -a -n "$product" ] || return
  44
  45         mkdir -p /tmp/sysinfo
  46
  47         echo "$vendor $product" > /tmp/sysinfo/model
  48
  49         sanitize_name_arm64 /tmp/sysinfo/model > /tmp/sysinfo/board_name
  50 }
  51
  52 boot_hook_add preinit_main do_sysinfo_arm64