mirror of
https://github.com/archlinuxarm/PKGBUILDs.git
synced 2024-11-08 22:45:43 +00:00
70 lines
1.7 KiB
Bash
70 lines
1.7 KiB
Bash
#!/bin/sh
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CACHE=/var/cache/brcm43xx-mac
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if [ -z "$MAC_ADDR" ]; then
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if [ ! -f "$CACHE" ]; then
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echo 43:29:B1$(od -txC -An -N3 /dev/random|tr \ : | tr '[:lower:]' '[:upper:]') >"$CACHE"
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fi
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MAC_ADDR=`cat "$CACHE"`
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echo "Warning: Using self generated MAC address! MAC_ADDR should be defined in /etc/conf.d/bcm43xx."
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else
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[ -f "$CACHE" ] && rm "$CACHE"
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fi
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OPTIONS="$OPTIONS --bd_addr $MAC_ADDR"
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# Find chip version
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if [ -z "$HCD" ]; then
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DEVS=($( cat /sys/class/mmc_host/mmc*/mmc?\:0001/mmc?\:0001:?/device ))
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for DEV in "${DEVS[@]}"; do
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if [ "${DEV:0:4}" = "0x43" ]; then
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HCD="bcm${DEV:2}.hcd"
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fi
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done
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if [ -z "$HCD" ]; then
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echo "Failed: Unable to locate bluetooth device"
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exit 1
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fi
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fi
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HCD_BASE=$(basename "$HCD")
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# Device specific options
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[ "$HCD_BASE" = "bcm4330.hcd" ] && OPTIONS="--no2bytes --enable_lpm --tosleep=50000 $OPTIONS"
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[ ! -e "$HCD" ] && HCD="/lib/firmware/brcm/${HCD_BASE}"
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if [ ! -e "$HCD" ]; then
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echo "Failed: $HCD does not exist."
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exit 1
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fi
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# UART TTY can be different for each board
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# FIXME: Possibly test each port with hciattach (-n)?
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# For now, just use the highest port as it works for current boards
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if [ -z "$TTY" ]; then
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TTYS=($( ls -r1 /dev/ttymxc? ))
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for t in "${TTYS[@]}" ; do
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ttynum=${t:0-1}
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if [ $ttynum -eq 0 ]; then
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echo "Abort: UART ttymcx0 does not seem right."
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exit 1
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else
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TTY=$t
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break
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fi
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done
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fi
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[ ! -e "$TTY" ] && TTY="/dev/$(basename $TTY)"
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if [ ! -e "$TTY" ]; then
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echo "Failed: $TTY does not exist."
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exit 1
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fi
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echo "Updating bluetooth firmware via $TTY from $HCD."
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/usr/bin/brcm_patchram_plus --patchram $HCD --baudrate 3000000 --use_baudrate_for_download $TTY $OPTIONS
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# Create a symlink to TTY for hci service
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if [ $? -eq 0 ]; then
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ln -sr "$TTY" /dev/brcm43xx
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else
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exit 1
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fi
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