mirror of
https://github.com/saymrwulf/uhd.git
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3137e2ca00
Unfiltered commit of test code I am accumlating on my ewewoneee. Most of this should go away before release.
92 lines
2.1 KiB
Bash
Executable file
92 lines
2.1 KiB
Bash
Executable file
#!/bin/bash
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if [ $# -ne 3 ] && [ $# -ne 5 ];
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then
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echo "Usage:"
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echo ""
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echo "writeprom.sh deviceid rev fab_rev [envvar envsetting]"
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echo
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echo " deviceid - expansion board device number from table:"
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echo
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echo " Summit 0x01"
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echo " Tobi 0x02"
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echo " Tobi Duo 0x03"
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echo " Palo35 0x04"
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echo " Palo43 0x05"
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echo " Chestnut43 0x06"
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echo " Pinto 0x07"
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echo
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echo " rev - board revision (e.g. 0x00)"
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echo " fab_rev - revision marking from pcb (e.g. R2411)"
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echo " envvar - optional u-boot env variable name"
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echo " (e.g. dvimode)"
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echo " envsetting - optional u-boot env variable setting"
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echo " (e.g. 1024x768MR-16@60)"
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exit 1
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fi
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fabrevision=$3
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if [ ${#fabrevision} -ge 8 ]; then
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echo "Error: fab revision string must less than 8 characters"
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exit 1
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fi
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envvar=$4
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if [ ${#envar} -ge 16 ]; then
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echo "Error: environment variable name string must less than 16 characters"
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exit 1
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fi
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envsetting=$5
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if [ ${#ensetting} -ge 64 ]; then
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echo "Error: environment setting string must less than 64 characters"
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exit 1
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fi
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bus=3
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device=0x51
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vendorid=0x03
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i2cset -y $bus $device 0x00 0x00
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i2cset -y $bus $device 0x01 $vendorid
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i2cset -y $bus $device 0x02 0x00
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i2cset -y $bus $device 0x03 $1
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i2cset -y $bus $device 0x04 $2
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i2cset -y $bus $device 0x05 00
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let i=6
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hexdumpargs="'${#fabrevision}/1 \"0x%02x \"'"
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command="echo -n \"$fabrevision\" | hexdump -e $hexdumpargs"
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hex=$(eval $command)
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for character in $hex; do
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i2cset -y $bus $device $i $character
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let i=$i+1
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done
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i2cset -y $bus $device $i 0x00
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if [ $# -eq 5 ]
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then
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i2cset -y $bus $device 0x05 0x01
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let i=14
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hexdumpargs="'${#envvar}/1 \"0x%02x \"'"
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command="echo -n \"$envvar\" | hexdump -e $hexdumpargs"
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hex=$(eval $command)
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for character in $hex; do
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i2cset -y $bus $device $i $character
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let i=$i+1
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done
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i2cset -y $bus $device $i 0x00
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let i=30
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hexdumpargs="'${#envsetting}/1 \"0x%02x \"'"
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command="echo -n \"$envsetting\" | hexdump -e $hexdumpargs"
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hex=$(eval $command)
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for character in $hex; do
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i2cset -y $bus $device $i $character
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let i=$i+1
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done
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i2cset -y $bus $device $i 0x00
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fi
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