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Dana Conrad 9ce66e088e Add USB Audio 1.0 support
Original commit credit to Amaury Pouly, Moshe Piekarski
Pushed across the finish line by Dana Conrad

To enable, see setting under General Settings --> System --> USB-DAC.
On devices with few endpoints, this may not work while HID and/or
mass storage is enabled.

Adds new dedicated mixer channel.

setting usb-dac can have values:
- never (0)
- always (1)
- while_charge_only (2)
- while_mass_storage (3)

Relevant devices are DWC2 and ARC usb controller devices. That being:
x1000 Native targets (m3k, erosqnative, q1, others...?),
sansac200, creativezenxfi2, vibe500, ipodmini2g,
ipod4g, creativezenxfi, creativezenxfi3, sansaview, ipodcolor,
creativezenxfistyle, samsungypz5, sansafuzeplus, iriverh10_5gb,
tatungtpj1022, gigabeats, faketarget, samsungyh820, gogearhdd1630, samsungyh925, ipodmini1g, ipodvideo, creativezenmozaic, sonynwze370, creativezen, gogearsa9200, gogearhdd6330, sonynwze360, sansae200, mrobe100, iriverh10, creativezenv, ipodnano1g, samsungyh920

USB Driver-wise, it should be noted that this patch requires some
slight changes:
- proper blocking on control OUT transfers, to make sure the data is
  received *before* using it, the usb_core should probably use that too
- drivers can now support interface alternate settings
- drivers can be notified of completion by a new fast handler, which
  is called directly from the driver; this is is necessary for
  isochronous transfers because going through the usb queue is way too
  slow

Designware changes:

- enable for USBOTG_DESIGNWARE
- set maxpacketsize to 1023 for ISO endpoints

Change-Id: I570871884a4e4820b4312b203b07701f06ecacc6
2025-11-15 07:30:15 -05:00
android build: instead of 'ifdef NODEPS' use 'ifneq ($NODEPS,)' 2025-03-29 14:33:20 -04:00
apps Add USB Audio 1.0 support 2025-11-15 07:30:15 -05:00
backdrops New port: Anbernic RG Nano 2025-07-29 21:01:53 -04:00
bootloader unicode: Support characters beyond the first unicode plane 2025-09-12 09:24:30 -04:00
debian Prepare new maemo release 2013-03-10 12:12:38 +01:00
docs docs: update MAINTAINERS 2025-11-08 08:28:45 -05:00
firmware Add USB Audio 1.0 support 2025-11-15 07:30:15 -05:00
fonts fonts: Update GNU Unifont -- Now with Unicode 16 support! 2025-10-04 10:18:27 -04:00
gdb Nuke the never-functional iriver ifp-7xx port 2021-04-26 07:42:58 -04:00
icons Revert Non-Alpha Updated 8x8 tango icons 2020-10-25 16:21:58 +00:00
lib 3ds: 3ds port sources. First set of two 2025-10-23 20:09:09 -04:00
manual manual nitpicking: add linebreaks in tables and fix cut off text 2025-11-14 11:54:06 -05:00
packaging 3ds: 3ds port sources. Second set of two. 2025-10-23 20:09:12 -04:00
tools voice: switch Greek Piper voice to a higher-quality model 2025-11-02 00:09:57 -04:00
uisimulator rgnano: Add simulator button click mappings 2025-08-18 19:06:04 -04:00
utils rbutil: Add Vietnamese to the list of languages 2025-10-20 16:51:46 -04:00
wps rgnano: Change ROCKBOX_DIR to /mnt/FunKey/.rockbox 2025-08-10 14:47:17 -04:00
.gitattributes Add a gitattributes file for the migration. 2011-12-01 14:14:59 +00:00
.gitignore gitignore: Add the output directory of the release scripts 2025-04-29 20:20:16 -04:00
.gitreview misc: Add a .gitreview file for better gerrit integration 2021-06-24 07:22:19 -04:00

               __________               __   ___.
     Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
     Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
     Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
     Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
                       \/            \/     \/    \/            \/

Build Your Own Rockbox

1. Clone 'rockbox' from git (or extract a downloaded archive).

   $ git clone git://git.rockbox.org/rockbox

     or

   $ tar xJf rockbox.tar.xz

2. Create a build directory, preferably in the same directory as the firmware/
   and apps/ directories. This is where all generated files will be written.

   $ cd rockbox
   $ mkdir build
   $ cd build

3. Make sure you have mips/m68k/arm-elf-gcc and siblings in the PATH. Make sure
   that you have 'perl' in your PATH too. Your gcc cross compiler needs to be
   a particular version depending on what player you are compiling for. These
   can be generated using the rockboxdev.sh script in the /tools/ folder of the
   source.

   $ which arm-elf-eabi-gcc
   $ which perl

4. In your build directory, run the 'tools/configure' script and enter what
   target you want to build for and if you want a debug version or not (and a
   few more questions). It'll prompt you. The debug version is for making a
   gdb version out of it. It is only useful if you run gdb towards your target
   Archos.

   $ ../tools/configure

5. *ploink*. Now you have got a Makefile generated for you.

6. Run 'make' and soon the necessary pieces from the firmware and the apps
   directories have been compiled, linked and scrambled for you.

   $ make
   $ make zip

7. unzip the rockbox.zip on your music player, reboot it and
   *smile*.

If you want to build for more than one target, just create several build
directories and create a setup for each target:

   $ mkdir build-fuzeplus
   $ cd build-fuzeplus
   $ ../tools/configure

   $ mkdir build-xduoox3
   $ cd build-xduoox3
   $ ../tools/configure

Questions anyone? Ask on the mailing list or on IRC. We'll be happy to help you!