Raspberry Pi 4 release notes (at the bottom some configuration notes)
2.5.0
1) Full system update
2) New custom kernel linux-raspberry4-rt version 5.15.56-rt48-1
3) Menu 223:
Digital volume set automatically to 100% selecting Audio menu
Added available updates option in UPDATE section of Web Interface 2
Added available kernel update in both Web interfaces
Removed static card indexing on MPD and Squeezelite configuration
Added option 4 HQPLAYER root enable/disable for compatibility with
HQPlayer dongle
Option 12 SUPPORT logs in Main menu will now display a download link
Added option 8 DOWNLOAD and INSTALL Audiolinux to another drive to system
menu
This option will download and install Audiolinux to another drive (clean
installation)
If you want instead to install the current running installation to another
disk, you should select the option COPY/BACKUP
Fix to systemd speedlimit service starting before network is established
Added options for DSD to Squeezelite configuration (Audio menu)
Updated Web Interface 2 menu. Now options are displayed in the same order
as in Web Interface 1
2.4.0
1) Full system update with more than 140 packages updated
2) New custom kernel linux-raspberry4-rt version 5.15.44-rt46-2
3) Menu 222:
Added new Audio extra menu with new items and moved some options from
Expert and Audio menu:
1 CD rip
2 CONVERT/UPSAMPLE audio files to DSD or PCM
3 RECORD playing audio (from streaming or file)
4 ALSA system wide configuration
5 RAVENNA/AES67 audio over IP installation
6 CAMILLADSP installation (TESTING)
7 DIRETTA host installation
8 PLAY FROM RAM load music to RAM
9 PLAY FROM RAM configuration
Added option 0 MAIN MENU to all sub-menu and removed button Cancel, Now
you can exit from menu selecting 13 EXIT on Main menu
Improved menu system avoiding loops
Added option 12 SUPPORT logs to Main Menu.This option will save Audiolinux
journal, dmesg, HQPlayer log files and Audiolinux system status for
support
More complete CPU load option using htop
Added new option MAC spoofing to Expert menu. Sometime, if you have
installed 2 Audiolinux computers connected to a router on the same
network, only one could be available because they could have the same MAC
address. With this script you can change the MAC of one of the two
computers
Added hostname to system status and network status
Added new option 7 COPY/BACKUP current installation to another drive in
System menu
Added available updates to Install/Update menu
Added 2 new options in Expert menu:
9 LINUX JOURNAL enable/disable
10 LINUX WATCHDOG enable/disable
You could disable Journal and Watchdog if you want to improve performance
and you plan to leave your system running for a long time
You will see however some false errors at boot
WEB INTERFACE 1 will now use Wetty (much better than shellinabox)
Menu 219
Critical fix: ramroot enabled but not active after a reboot
Added DIRETTA option for setting Ethernet
interface instead of edit option for compatibility with Web Interface 2
2.3.0
1) Full system update
2) New kernel linux-raspberry4-rt version 5.10.52-6-rt47 (LTS)
3) Menu 214 with
Added options for RECORD and DIRETTA in Web Interface 2
System is ready to install DIRETTA alsa kernel driver and daemon in the
next weeks
If you want to install it now, please contact support
For more information: https://www.diretta.link/
Added new option 11 RECORD playing audio (from streaming or file)
This new script will record the audio output, whether the source is from a
local file or from internet
The audio application output must be set to Loopback device 0, for example
Loopback,DEV=0
Added extreme2 boot option. You should have a very good cooling system if
you select this option
Fixed MPD configuration script in Web Interface 2
Ramroot configuration script now set boot default to yes if ramroot
enabled (it could change to no after a package update)
Added WiFi speed in Network status
Added folder /opt/configuration/scriptserver where you can add your custom
items for Web Interface 2. These files will be copied back to
/opt/script-server/conf/runners/ in case of a menu update
Simplified display of isolated cores status
Since cpuset is no more available, cpusset-git has been installed
(isolated cores)
2.2.0
1) Full system update
2) New kernel linux-raspberry4-rt version 5.10.52-6-rt47 (LTS)
3) Menu 209 with
Fix to update menu script
Fix to update kernel script
Added the option 15 OVERLAYS edit in EXPERT menu. You can edit directly
the file /boot/config.txt or add overlay from a list
Now MPD and Squeezelite configuration scripts will set DAC number. After a
reboot the number will not change.
2.1.0
1) Full system update
2) Menu 205 with
Various internal improvements and
fixes
Added new Audiolinux repository to pacman.conf
Camilla DSP! New options:
In Expert menu 'CAMILLADSP installation'. This script will install and
configure Camilla DSP - a flexible linux IIR and FIR engine for
crossovers, room correction etc
In Audio menu added 'CAMILLADSP start and enable' and 'CAMILLADSP GUI
start and enable'
You can access Camilla DSP configuration at ipaddress:5002
New Audio conversion script in Expert menu:
1) SET your music directory
2) SET DSD sampling frequency
3) SET PCM sampling frequency
4) CONVERT PCM flac/wav/mp3 to DSD dsf
5) CONVERT DSD dff to DSD dsf
6) CONVERT DSD dff/dsf to PCM flac
7) UPSAMPLE/CONVERT PCM flac/wav/mp3 to PCM flac
8) UPSAMPLE/CONVERT DSD dff/dsf to DSD dsf
9) SET DSD extra conversion parameters (for experts)
10) SET PCM extra conversion parameters (for experts)
11) View, copy, move, delete your music files
AUDIOLINUX ACCURATE CD RIP script with the following options:
1) Find the offset of your CD player
2) Set your music directory
3) RIP to flac
4) Edit configuration (templates etc.)
Improved MUSIC2RAM script: now show available memory and added music
folders after adding files to RAM. Fixed bug in reboot restore.
General cleaning of scripts
Improved squeezelite configuration script now using the form hw:x,x for
audio card
NEW! UPnP server - configuration at ipaddress:9790
Added hqplayerd to rtapp list of applications
Added option for hqplayerd start in Web Interface 2
2.0.0
1) New Audiolinux OS 64 bit with custom realtime kernel linux-raspberry4-rt version 5.10.25-1-rt35
Now you can use the full memory of 8GB with ramroot.
2) Menu 200 with the possibility to install hqplayer-embedded
1.5.0
1) Full system update
2) New realtime kernel linux-raspberry4-rt version 5.10.25-1-rt35
3) menu 113 with
Forced update to ramroot version 2.0.1-2
Fix to Shairport-sync installation
Fix to spotify installation script in Update menu. spotifyd-slim now substituted by spotifyd
1.4.0
1) Full system update
2) menu 111 with
Updated list of audio applications with high priority if running (rtapp)
Fix to MPD configuration script. Now you should give the full path of your music directory
Message if the user start menu as root user (You should not do that...)
Improved remote mount script. Now it will display the content of /etc/fstab and you can select the option "Umount it and delete the corresponding line in /etc/fstab" if you have made a mistake. Fix to NTFS mount
Added application install and remove in WEB Interface 2 at ipaddress:5001
Fix to Network speedlimit script. Added option to reduce speed to 10 Mb/s
1.3.0
1) Full system update
2) Kernel updated to linux-raspberry4-rt version 5.4.69-1-rt39 (custom kernel only for Audiolinux)
3) Menu 109 with
New option 1 "REALTIME MANUAL ASSIGNMENT configuration" configuration" in EXPERT menu. This is a great news, since now you can set priority for IRQ, APPLICATION and NETWORK and see a summary with 0 "SHOW configuration" in main menu. This script is available only on Audiolinux and is using proprietary code.
ISOLATE CORES option 16 "ISOLATED CPU CORES configuration" completely changed. Now you can isolate and... de-isolate CPU cores without changing kernel line and reboot. The effects are immediate!7 "ISOLATED CORES Assign core to application" in expert menu also changed with the new isolated cores configuration. Applications can use different cores and configured without restarting. An application is checking the isolation status periodically and will make the necessary changes.
Improved 0 "SHOW configuration" in main menu now show also which applications are running in which core.
Added buffer option to 9 "SQUEEZELITE select DAC and buffer" in audio menu
Now in Web Interface at ipaddres:5001 the various menus are in different folders. A lot more easy to use!
Many other little changes and fixes and a general cleaning of scripts removing duplicates.
Simplified Realtime Priority summary on SHOW configuration and some other minor fixes
Main menu will try only 2 times to download new version number to avoid too long waiting time if Internet connection is down or slow. Menu update script will download menu file only if necessary
Since the package spotifyd-bin is no more available, it has been replaced by spotifyd-slim
Now after installing this package and logitechmediaserver-git all packages needed only for compilation are removed, to save disk space
Profile scripts updated to the new options
1.2.0
1) New Web Interface at ipaddress:5001
2) Full system update
1.1.0
1) Full system update
2) Many fixes to menu
3) Ready to use with Pimoroni Heatsink and
Fan Shim. To enable the service: sudo systemctl enable fanshim and
reboot
1.0
Realtime kernel Raspberry 4.19.71-1-rt24-ARCH
Very
good CPU latency with a variation in test of only 5us max, 2us avg!
[root@raspberry
audiolinux]# cyclictest -l 10000 -m -Sp98 -i100 -d0
# /dev/cpu_dma_latency set to 0us
policy: fifo: loadavg: 3.72 1.93 0.76 1/166
15651
T: 0 (15648) P:98 I:100 C: 10000
Min: 4 Act: 4
Avg: 4 Max: 14
T: 1 (15649) P:98 I:100 C: 9725
Min: 4 Act: 6
Avg: 4 Max: 10
T: 2 (15650) P:98 I:100 C: 9463
Min: 4 Act: 4
Avg: 4 Max: 9
T: 3 (15651) P:98 I:100 C: 9150
Min: 4 Act: 5
Avg: 4 Max: 10
Ramroot
possible with 4GB model
MAIN MENU
0
"PROFILES menu"
1 "AUDIO menu"
2 "SYSTEM menu"
3 "STATUS menu"
4 "INSTALL/UPDATE menu"
5 "EXPERT menu"
6 "Show configuration"
7 "Console mode"
8 "SAVE System (if in
ram mode)"
9 "Poweroff"
10 "Reboot"
SYSTEM MENU
1 "FILE EDITOR"
2 "FILE EDITOR root"
3 "MOUNT local drive"
4 "MOUNT remote
drive"
5 "CLEAN system"
6 "RESIZE AL partition
(if in ram mode)"
7 "FORMAT extra drive"
8 "NETWORK
configuration (Bridge, DHCP, Static IP)"
9 "WiFi"
10 "REALTIME PRIORITY
to standard or extreme"
11 "RAMROOT
enable/disable (reboot after)"
12 "RAMROOT
configuration"
13 "BOOT mode to
Extreme, Standard or Custom"
14 "OVERLAYS
configuration"
15 "CPU SPEED to
performance or ondemand"
16 "ISOLATED CPU CORES
configuration"
17 "SAVE System (if in
ram mode)"
AUDIO MENU
1 "SHOW audio services"
2 "STOP and disable all
running audio services"
3 "HQPLAYER start and
enable (not available)"
4 "ROONSERVER start and
enable (not available)"
5 "ROONBRIDGE start and
enable"
6 "NAA start and
enable"
7 "AIRPLAY start and
enable"
8 "SQUEEZELITE select
DAC"
9 "SQUEEZELITE start
and enable"
10 "LMS start and
enable"
11 "MPD select DAC,
music directory and buffer"
12 "MPD start and
enable"
13 "MPD UPnP start and
enable"
14 "SPOTIFY start and
enable"
15 "SAVE System (if in
ram mode)"
UPDATE MENU
1 "Install/Update Roonbridge"
2 "Install/Update
HQPlayer embedded (not available)"
3 "Install/Update NAA"
4 "Update kernel (for
expert users)"
5 "System update (for
expert users)"
6 "Update audiolinux
menu"
7 "Install/Update MPD"
8 "Install/Update UPnP
for MPD"
9 "Install/Update
Logitech Media Server"
10 "Install/Update
Squeezelite"
11 "Install/Update
Spotify"
12 "Install/Update
Shairport-sync"
13 "Remove installed
audio applications"
14 "SAVE System (if in
ram mode)"
EXPERT MENU
1 "Assign a specific isolated core to audio applications"
2 "REALTIME EXPERT
CONFIGURATION enable/disable"
3 "REALTIME MANUAL
ASSIGNMENT enable/disable"
4 "ETHERNET speed
limit"
5 "WEB INTERFACE
enable/disable"
6 "ALSA system wide
configuration"
7 "SAMBA SERVER
enable/disable"
8 "SAMBA SERVER add
share"
9 "ENABLE/DISABLE
bluetooth"
10 "ENABLE/DISABLE
WiFi"
11 "SAVE System (if in
ram mode)"
PROFILES MENU
1 "Green"
2 "Orange (default)"
3 "Red"
4 "Auto (generated by
menus)"
5 "Copy Auto to Custom"
6 "Custom1"
7 "Custom2"
8 "Custom3"
Example configuration:
RTMANUAL="1"
RTEXPERT="0"
PRIORITY="standard"
CPUSPEED=""
BOOT="extreme"
ISOLATED="0"
ISOLATEDIRQ="0"
SAMBA=""
# RTMANUAL: realtime manual assignment
"1" enabled, "0" disabled
# RTEXPERT: realtime expert configuration "1"
enabled, "0" disabled
# PRIORITY: realtime priority
"standard", "extreme"
# CPUSPEED: CPU frequency
"performance", "ondemand" not available in realtime
kernel
# BOOT: boot mode
"standard", "extreme",
"custom"
# If you have configured boot mode with "SET CPU C-states" in Expert
menu, set this to an empty value
# ISOLATED: isolate a set of
cores
"0" disabled, <core number> (first is 0, not available) or an
interval of cores
# For example 1-2 will isolate core 1,2 / 1-3 wil isolate core 1,2,3 /
2 will isolate only core 2
# If enabled, all audio services will be disabled and hyper-threading
disabled even if set to 1 (enabled) on this configuration file
# You can re-enable your audio services after reboot
# ISOLATEDIRQ: isolate audio
irqs
"1" enabled, "0" disabled
# This will disable C-state configuration in expert menu
# SAMBA: samba server
"1" enabled, "0" disabled
# IMPORTANT: if value is empty your configuration will not be changed.
# This is useful if you have applied some special configuration, for
example if you have activated C-state in expert menu
# Example: BOOT=""
---------------
For Allo DigiOne, you should add the line
dtoverlay=allo-digione
to /boot/config.txt
For Allo boss, you should add the line
dtoverlay=allo-boss-pcm512x-audio
to /boot/config.txt
For I2S DAC (this configuration was tested on a rpi3/Sllo isolator/Kali
reclocker/Soekris 1121 DAC)
dtparam=i2c_arm=on
dtparam=i2s=on
dtparam=audio=off
dtoverlay=rpi-dac
For disabling
LEDs
dtparam=act_led_trigger=none
dtparam=pwr_led_trigger=none
For a full list of Raspberry options: https://www.raspberrypi.org/documentation/configuration/config-txt/overclocking.md