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Thomas Martitz 22e802e800 playback,talk: Share audiobuffer via core_alloc_maximum().
This fixes the radioart crash that was the result of buffering.c working
on a freed buffer at the same time as buflib (radioart uses buffering.c for the
images). With this change the buffer is owned by buflib exclusively so this
cannot happen.

As a result, audio_get_buffer() doesn't exist anymore. Callers should call
core_alloc_maximum() directly. This buffer needs to be protected as usual
against movement if necessary (previously it was not protected at all which
cased the radioart crash), To get most of it they can adjust the willingness of
the talk engine to give its buffer away (at the expense of disabling voice
interface) with the new talk_buffer_set_policy() function.

Change-Id: I52123012208d04967876a304451d634e2bef3a33
2013-12-23 12:17:38 +01:00
android android: Rewrite PCM playback without OnPlaybackPositionUpdateListener. 2013-04-01 11:26:12 +02:00
apps playback,talk: Share audiobuffer via core_alloc_maximum(). 2013-12-23 12:17:38 +01:00
backdrops cabbiev2 for rk27xx generic design target 2012-07-09 20:30:43 +02:00
bootloader Introduce IHIFI760/960 targets. 2013-12-16 00:45:18 +04:00
debian Prepare new maemo release 2013-03-10 12:12:38 +01:00
docs DSP Compressor: Sidechain, Exponential Atk/Rls 2013-12-15 22:24:08 +01:00
firmware playback,talk: Share audiobuffer via core_alloc_maximum(). 2013-12-23 12:17:38 +01:00
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 Generate C file / header for svn version string 2010-05-27 09:41:46 +00:00
icons wpsbuild: Rewrite to fix various issues and support .fms 2012-06-10 21:20:36 +02:00
lib Sync libopus to upstream release 1.1 2013-12-16 21:13:23 +01:00
manual DSP Compressor: Sidechain, Exponential Atk/Rls 2013-12-15 22:24:08 +01:00
packaging Prepare unofficial pandora release 2013-03-10 14:09:30 +01:00
rbutil Update changelog. 2013-12-21 13:27:49 +01:00
tools Introduce IHIFI760/960 targets. 2013-12-16 00:45:18 +04:00
uisimulator zenmozaic: add keymap and bitmap for simulator 2013-11-08 13:57:21 +00:00
utils adfuload: add test program 2013-12-13 22:43:52 +01:00
wps Fix cabbie WPS for black&white targets (m:robe 100) 2013-12-17 21:35:05 +01:00
.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!