cirros-testvm/src-cirros/buildroot-2015.05/package/ti-gfx/esrev.sh

   1 #!/bin/sh
   2
   3 # Debug script to determine proper ES revision for the current board. The
   4 # pvrsrvkm module must be insmoded before attempting to get the es rev.
   5
   6 machine_id() { # return the machine ID
   7         awk 'BEGIN { FS=": " } /Hardware/ \
   8                 { gsub(" ", "_", $2); print tolower($2) } ' </proc/cpuinfo
   9 }
  10
  11 if [ "$(machine_id)" = "ti8168evm" ] ; then
  12         CPUTYPE=TI816x
  13 elif [ "$(machine_id)" = "am335xevm" ] ; then
  14         CPUTYPE=TI33XX
  15 else
  16         CPUTYPE=$(devmem 0x4800244c | sed -e 's/0x00005C00/OMAP3503/' \
  17                                           -e 's/0x00001C00/OMAP3515/' \
  18                                           -e 's/0x00004C00/OMAP3525/' \
  19                                           -e 's/0x00000C00/OMAP3530/' \
  20                                           -e 's/0x00005E00/OMAP3503/' \
  21                                           -e 's/0x00001E00/OMAP3515/' \
  22                                           -e 's/0x00004E00/OMAP3525/' \
  23                                           -e 's/0x00000E00/OMAP3530/' \
  24                                           -e 's/0x00000CC0/OMAP3530/' )
  25         if [[ "$(echo $CPUTYPE | grep OMAP)" == "" ]]; then
  26                 echo "Unable to determine CPU type"
  27                 exit 1
  28         fi
  29 fi
  30
  31 case $CPUTYPE in
  32 "OMAP3530")
  33         devmem 0x48004B48 w 0x2
  34         devmem 0x48004B10 w 0x1
  35         devmem 0x48004B00 w 0x2
  36
  37         ES_REVISION="$(devmem 0x50000014 | sed -e s:0x00010205:5: \
  38                 -e s:0x00010201:3: -e s:0x00010003:2:)"
  39         ;;
  40 "TI33XX")
  41         devmem 0x44e01104 w 0x0
  42         devmem 0x44e00904 w 0x2
  43
  44         ES_REVISION="$(devmem 0x56000014 | sed -e s:0x00010205:8:)"
  45         ;;
  46 "TI816x")
  47         devmem 0x48180F04 w 0x0
  48         devmem 0x48180900 w 0x2
  49         devmem 0x48180920 w 0x2
  50
  51         ES_REVISION="$(devmem2 0x56000014 | sed -e s:0x00010205:6: -e s:0x00010201:3: -e s:0x00010003:2: | tail -n1 | awk -F': ' '{print $2}')"
  52         ;;
  53 *)
  54         echo Unable to determine SGX hardware
  55         exit 2
  56         ;;
  57 esac
  58
  59 echo $ES_REVISION