Rockbox
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Michael Sevakis b7e0e1a0a3 buflib: Remove compulsory IRQ disable during buffer move.
It can cause excessively long interrupt outages if moving a larger
buffer and disrupt audio where DMA is not at a higher interrupt priority
such as FIQ.

Some targets, like Gigabeat S, have very low audio interrupt latency
requirements and will even channel swap if they are missed. Pictureflow
will make the issue very obvious. Even then, moves could take
milliseconds or more depending on the buffer size which is far too long
for any target.

Change-Id: I8e7817213e901da67c36b7eb25d7cb1c1e3ba802
Reviewed-on: http://gerrit.rockbox.org/472
Reviewed-by: Michael Sevakis <jethead71@rockbox.org>
Tested-by: Michael Sevakis <jethead71@rockbox.org>
2013-05-23 18:25:29 +02:00
android android: Rewrite PCM playback without OnPlaybackPositionUpdateListener. 2013-04-01 11:26:12 +02:00
apps Fix CPU boosting in test_codec. 2013-05-21 22:19:57 -04:00
backdrops cabbiev2 for rk27xx generic design target 2012-07-09 20:30:43 +02:00
bootloader Introduce HiFi E.T MA9 port. 2013-05-06 14:09:24 +04:00
debian Prepare new maemo release 2013-03-10 12:12:38 +01:00
docs Update instructions in docs/README to change 'Check out from SVN' to 'Clone from git' 2013-04-24 11:11:38 +01:00
firmware buflib: Remove compulsory IRQ disable during buffer move. 2013-05-23 18:25:29 +02:00
flash Make fixepoint.c as a shared library (libfixedpoint.a). 2013-04-26 00:11:04 +02:00
fonts Remove superfluous executable bits on a bunch of files. 2011-06-08 14:22:03 +00:00
gdb
icons wpsbuild: Rewrite to fix various issues and support .fms 2012-06-10 21:20:36 +02:00
lib SPC Codec: Add ARMv5 optimized code. Easy peasy. 2013-05-23 03:15:12 -04:00
manual Manual: fix minor error with D2 OF filenames 2013-04-20 14:41:12 +01:00
packaging Prepare unofficial pandora release 2013-03-10 14:09:30 +01:00
rbutil Update mkrk27boot Makefile for libtools.make changes. 2013-05-11 20:34:12 +02:00
tools builds.pm: Add HiFi E.T MA9. 2013-05-18 18:57:16 +04:00
uisimulator Keep fixing 0c7b787 stuff 2013-04-15 14:00:48 -04:00
utils rk27load: Fix stage1 (dram init routine) 2013-04-15 21:04:21 +02:00
wps fix typo 2012-12-04 18:49:29 +11:00
.gitattributes Add a gitattributes file for the migration. 2011-12-01 14:14:59 +00:00
.gitignore Add *.o and *.a to .gitignore 2012-05-16 11:26:22 +02:00

               __________               __   ___.
     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.bz2

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 sh/arm/m68k-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 acquired with the rockboxdev.sh script in the /tools/ folder of the
   source, or will have been included if you've installed one of the
   toolchains or development environments provided at http://www.rockbox.org/

   $ which sh-elf-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-fmrecorder
   $ cd build-fmrecorder
   $ ../tools/configure

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

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