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* Commit dual-boot support for Creative ZVx family

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* Add mkzenboot: makes it possible to integrate Rockbox bootloader with
   Creative firmwares without the need of distributing binaries
 * Add Tadeusz Pyś to credits, who figured out the minifs file system
 * Fix bootloader


git-svn-id: svn://svn.rockbox.org/rockbox/trunk@18352 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Maurus Cuelenaere 2008-08-27 20:32:12 +00:00
parent 109a867742
commit 944c33403c
9 changed files with 1414 additions and 5 deletions
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2
bootloader/SOURCES
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@ -33,4 +33,6 @@ telechips.c
meizu_m6sl.c
#elif defined(ONDA_VX747)
ondavx747.c
#elif defined(CREATIVE_ZVM)
creativezvm.c
#endif

113
bootloader/creativezvm.c Normal file
View file

@ -0,0 +1,113 @@
/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2008 by Maurus Cuelenaere
*
* All files in this archive are subject to the GNU General Public License.
* See the file COPYING in the source tree root for full license agreement.
*
* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
* KIND, either express or implied.
*
****************************************************************************/
#include "system.h"
#include "lcd.h"
#include "kernel.h"
#include "thread.h"
#include "ata.h"
#include "ata-target.h"
#include "disk.h"
#include "font.h"
#include "backlight.h"
#include "button.h"
#include "common.h"
static void load_fw(unsigned char* ptr, unsigned int len)
{
(void)ptr;
(void)len;
asm volatile("ldr pc, =0x1EE0000");
}
void main(void)
{
unsigned char* loadbuffer;
int buffer_size;
int(*kernel_entry)(void);
int ret;
/* Make sure interrupts are disabled */
set_irq_level(IRQ_DISABLED);
set_fiq_status(FIQ_DISABLED);
system_init();
kernel_init();
/* Now enable interrupts */
set_irq_level(IRQ_ENABLED);
set_fiq_status(FIQ_ENABLED);
backlight_init();
lcd_init();
font_init();
button_init();
lcd_enable(true);
lcd_setfont(FONT_SYSFIXED);
reset_screen();
printf("Rockbox boot loader");
printf("Version %s", APPSVERSION);
ret = ata_init();
if(ret)
printf("ATA error: %d", ret);
if(1)
{
printf("Loading Creative firmware...");
loadbuffer = (unsigned char*)0x00A00000;
ret = load_minifs_file("creativeos.jrm", loadbuffer);
if(ret != -1)
{
set_irq_level(IRQ_DISABLED);
set_fiq_status(FIQ_DISABLED);
/* Doesn't return! */
load_fw(loadbuffer, ret);
}
else
printf("FAILED!");
}
else
{
disk_init();
ret = disk_mount_all();
if (ret <= 0)
error(EDISK, ret);
printf("Loading Rockbox firmware...");
loadbuffer = (unsigned char*)0x00900000;
buffer_size = (unsigned char*)0x01900000 - loadbuffer;
ret = load_firmware(loadbuffer, BOOTFILE, buffer_size);
if(ret < 0)
error(EBOOTFILE, ret);
else if(ret == EOK)
{
kernel_entry = (void*) loadbuffer;
ret = kernel_entry();
printf("FAILED!");
}
}
while(1);
}