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Sansa Fuze+: initial commit (bootloader only, LCD basically working)

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git-svn-id: svn://svn.rockbox.org/rockbox/trunk@29808 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Amaury Pouly 2011-05-01 13:02:46 +00:00
parent c0838cbfd8
commit 08fb3f6574
30 changed files with 2187 additions and 11 deletions
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91
bootloader/imx233.c Normal file
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/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2011 by amaury Pouly
*
* Based on Rockbox iriver bootloader by Linus Nielsen Feltzing
* and the ipodlinux bootloader by Daniel Palffy and Bernard Leach
*
* 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 <stdio.h>
#include <system.h>
#include <inttypes.h>
#include "config.h"
#include "gcc_extensions.h"
#include "lcd.h"
#include "backlight.h"
#include "button-target.h"
#include "common.h"
#include "storage.h"
#include "disk.h"
#include "panic.h"
#include "power.h"
int show_logo(void);
void main(void) NORETURN_ATTR;
void main(void)
{
unsigned char* loadbuffer;
int buffer_size;
void(*kernel_entry)(void);
int ret;
system_init();
kernel_init();
enable_irq();
lcd_init();
show_logo();
backlight_init();
button_init_device();
ret = storage_init();
if(ret < 0)
error(EATA, ret, true);
while(!disk_init(IF_MV(0)))
panicf("disk_init failed!");
while((ret = disk_mount_all()) <= 0)
{
error(EDISK, ret, true);
}
printf("Loading firmware");
loadbuffer = (unsigned char*)DRAM_ORIG; /* DRAM */
buffer_size = (int)(loadbuffer + DRAM_SIZE - TTB_SIZE);
while((ret = load_firmware(loadbuffer, BOOTFILE, buffer_size)) < 0)
{
error(EBOOTFILE, ret, true);
}
kernel_entry = (void*) loadbuffer;
//cpucache_invalidate();
printf("Executing");
kernel_entry();
printf("ERR: Failed to boot");
/* never returns */
while(1) ;
}