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Overclocking behaviour made board-specific.

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spl 2016-01-22 15:05:27 +00:00 committed by Serge Schneider
parent e89f397566
commit 31bc453040
1 changed files with 41 additions and 8 deletions
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49
raspi-config
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@ -8,6 +8,31 @@ ASK_TO_REBOOT=0
BLACKLIST=/etc/modprobe.d/raspi-blacklist.conf
CONFIG=/boot/config.txt
is_pione() {
if grep -q "^Revision\s*:\s*00[0-9a-fA-F][0-9a-fA-F]$" /proc/cpuinfo; then
return 0
elif grep -q "^Revision\s*:\s*[0-9a-fA-F][0-9a-fA-F][0-9a-fA-F]0[0-3][0-9a-fA-F]" /proc/cpuinfo ; then
return 0
else
return 1
fi
}
is_pitwo() {
grep -q "^Revision\s*:\s*[0-9a-fA-F][0-9a-fA-F][0-9a-fA-F]04[0-9a-fA-F]" /proc/cpuinfo
return $?
}
get_pi_type() {
if is_pione; then
echo 1
elif is_pitwo; then
echo 2
else
echo 0
fi
}
get_init_sys() {
if command -v systemctl > /dev/null && systemctl | grep -q '\-\.mount'; then
SYSTEMD=1
@ -324,6 +349,10 @@ set_memory_split() {
}
do_overclock() {
if ! is_pione && ! is_pitwo; then
whiptail --msgbox "This Pi cannot be overclocked." 20 60 2
return 1
fi
if [ "$INTERACTIVE" = True ]; then
whiptail --msgbox "\
Be aware that overclocking may reduce the lifetime of your
@ -332,14 +361,20 @@ system instability, try a more modest overclock. Hold down
shift during boot to temporarily disable overclock.
See http://elinux.org/RPi_Overclocking for more information.\
" 20 70 1
if is_pione; then
OVERCLOCK=$(whiptail --menu "Choose overclock preset" 20 60 10 \
"None" "700MHz ARM, 250MHz core, 400MHz SDRAM, 0 overvolt" \
"Modest" "800MHz ARM, 250MHz core, 400MHz SDRAM, 0 overvolt" \
"Medium" "900MHz ARM, 250MHz core, 450MHz SDRAM, 2 overvolt" \
"High" "950MHz ARM, 250MHz core, 450MHz SDRAM, 6 overvolt" \
"Turbo" "1000MHz ARM, 500MHz core, 600MHz SDRAM, 6 overvolt" \
"Pi2" "1000MHz ARM, 500MHz core, 500MHz SDRAM, 2 overvolt" \
3>&1 1>&2 2>&3)
elif is_pitwo; then
OVERCLOCK=$(whiptail --menu "Choose overclock preset" 20 60 10 \
"None" "900MHz ARM, 250MHz core, 450MHz SDRAM, 0 overvolt" \
"High" "1000MHz ARM, 500MHz core, 500MHz SDRAM, 2 overvolt" \
3>&1 1>&2 2>&3)
fi
else
OVERCLOCK=$1
true
@ -356,17 +391,15 @@ See http://elinux.org/RPi_Overclocking for more information.\
set_overclock Medium 900 250 450 2
;;
High)
set_overclock High 950 250 450 6
if is_pione; then
set_overclock High 950 250 450 6
else
set_overclock High 1000 500 500 2
fi
;;
Turbo)
set_overclock Turbo 1000 500 600 6
;;
Pi2)
set_overclock Pi2 1000 500 500 2
;;
Pi2None)
clear_overclock
;;
*)
whiptail --msgbox "Programmer error, unrecognised overclock preset" 20 60 2
return 1