82ecc75e68
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@30111 a1c6a512-1295-4272-9138-f99709370657
104 lines
2.6 KiB
C
104 lines
2.6 KiB
C
/***************************************************************************
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* __________ __ ___.
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* Open \______ \ ____ ____ | | _\_ |__ _______ ___
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* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
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* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
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* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
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* \/ \/ \/ \/ \/
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* $Id$
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*
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* Copyright (C) 2011 by amaury Pouly
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*
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* Based on Rockbox iriver bootloader by Linus Nielsen Feltzing
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* and the ipodlinux bootloader by Daniel Palffy and Bernard Leach
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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*
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* This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
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* KIND, either express or implied.
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*
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****************************************************************************/
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#include <stdio.h>
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#include <system.h>
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#include <inttypes.h>
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#include "config.h"
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#include "gcc_extensions.h"
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#include "lcd.h"
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#include "backlight.h"
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#include "button-target.h"
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#include "common.h"
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#include "storage.h"
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#include "disk.h"
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#include "panic.h"
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#include "power.h"
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#include "system-target.h"
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#include "usb.h"
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void main(void) NORETURN_ATTR;
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void main(void)
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{
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unsigned char* loadbuffer;
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int buffer_size;
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void(*kernel_entry)(void);
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int ret;
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system_init();
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kernel_init();
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enable_irq();
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lcd_init();
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lcd_clear_display();
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lcd_update();
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backlight_init();
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button_init_device();
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//button_debug_screen();
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ret = storage_init();
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if(ret < 0)
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error(EATA, ret, true);
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#ifdef HAVE_BOOTLOADER_USB_MODE
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usb_init();
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usb_core_enable_driver(USB_DRIVER_SERIAL, true);
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usb_attach();
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while(!(button_read_device() & BUTTON_POWER))
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yield();
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power_off();
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#endif /* HAVE_BOOTLOADER_USB_MODE */
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while(!disk_init(IF_MV(0)))
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panicf("disk_init failed!");
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while((ret = disk_mount_all()) <= 0)
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{
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error(EDISK, ret, true);
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}
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printf("Loading firmware");
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loadbuffer = (unsigned char*)DRAM_ORIG; /* DRAM */
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buffer_size = (int)(loadbuffer + DRAM_SIZE - TTB_SIZE);
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while((ret = load_firmware(loadbuffer, BOOTFILE, buffer_size)) < 0)
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{
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error(EBOOTFILE, ret, true);
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}
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kernel_entry = (void*) loadbuffer;
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//cpucache_invalidate();
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printf("Executing");
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kernel_entry();
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printf("ERR: Failed to boot");
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/* never returns */
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while(1) ;
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}
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