6af762f2bf
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@28052 a1c6a512-1295-4272-9138-f99709370657
62 lines
2 KiB
C
62 lines
2 KiB
C
/***************************************************************************
|
|
* __________ __ ___.
|
|
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
|
|
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
|
|
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
|
|
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
|
|
* \/ \/ \/ \/ \/
|
|
* $Id$
|
|
*
|
|
* Copyright (C) 2006 Tomasz Malesinski
|
|
*
|
|
* This program is free software; you can redistribute it and/or
|
|
* modify it under the terms of the GNU General Public License
|
|
* as published by the Free Software Foundation; either version 2
|
|
* of the License, or (at your option) any later version.
|
|
*
|
|
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
|
|
* KIND, either express or implied.
|
|
*
|
|
****************************************************************************/
|
|
|
|
#include "config.h"
|
|
#include "codeclib.h"
|
|
|
|
struct codec_api *ci DATA_ATTR;
|
|
|
|
extern unsigned char iramcopy[];
|
|
extern unsigned char iramstart[];
|
|
extern unsigned char iramend[];
|
|
extern unsigned char iedata[];
|
|
extern unsigned char iend[];
|
|
extern unsigned char plugin_bss_start[];
|
|
extern unsigned char plugin_end_addr[];
|
|
|
|
extern enum codec_status codec_main(void);
|
|
|
|
/* stub, the entry point is called via its reference in __header to
|
|
* avoid warning with certain compilers */
|
|
int _start(void) {return 0;}
|
|
|
|
enum codec_status codec_start(void)
|
|
{
|
|
#if (CONFIG_PLATFORM & PLATFORM_NATIVE)
|
|
#ifdef USE_IRAM
|
|
ci->memcpy(iramstart, iramcopy, iramend - iramstart);
|
|
ci->memset(iedata, 0, iend - iedata);
|
|
#endif
|
|
ci->memset(plugin_bss_start, 0, plugin_end_addr - plugin_bss_start);
|
|
#endif
|
|
/* writeback cleared iedata and bss areas, invalidate icache for
|
|
* copied code */
|
|
ci->cpucache_invalidate();
|
|
|
|
return codec_main();
|
|
}
|
|
|
|
#ifdef CPU_ARM
|
|
void __attribute__((naked)) __div0(void)
|
|
{
|
|
asm volatile("bx %0" : : "r"(ci->__div0));
|
|
}
|
|
#endif
|