Refer to "disk" instead of "hard disk" for the dap as flash based daps don't have...
[Rockbox.git] / firmware / buffer.c
blob6af8eb9432eef12e555d2426efea2bbbc81ef2dd
1 /***************************************************************************
2 * __________ __ ___.
3 * Open \______ \ ____ ____ | | _\_ |__ _______ ___
4 * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
5 * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
6 * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
7 * \/ \/ \/ \/ \/
8 * $Id$
10 * Copyright (C) 2002 by Linus Nielsen Feltzing
12 * All files in this archive are subject to the GNU General Public License.
13 * See the file COPYING in the source tree root for full license agreement.
15 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
16 * KIND, either express or implied.
18 ****************************************************************************/
19 #include <stdio.h>
20 #include "buffer.h"
22 #ifdef SIMULATOR
23 unsigned char audiobuffer[(MEM*1024-256)*1024];
24 unsigned char *audiobufend = audiobuffer + sizeof(audiobuffer);
25 #else
26 /* defined in linker script */
27 extern unsigned char audiobuffer[];
28 #endif
30 unsigned char *audiobuf;
32 void buffer_init(void)
34 /* 32-bit aligned */
35 audiobuf = (void *)(((unsigned long)audiobuffer + 3) & ~3);
38 void *buffer_alloc(size_t size)
40 void *retval = audiobuf;
42 audiobuf += size;
43 /* 32-bit aligned */
44 audiobuf = (void *)(((unsigned long)audiobuf + 3) & ~3);
46 return retval;