0b29691324
The idea is to share loading code between bootloaders and rolo(). Change-Id: I1656ed91946d7a05cb7c9fa7a16793c3c862a5cd Reviewed-on: http://gerrit.rockbox.org/190 Reviewed-by: Marcin Bukat <marcin.bukat@gmail.com>
120 lines
3 KiB
C
120 lines
3 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) 2008 by Maurus Cuelenaere
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*
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* All files in this archive are subject to the GNU General Public License.
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* See the file COPYING in the source tree root for full license agreement.
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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 "system.h"
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#include "lcd.h"
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#include "kernel.h"
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#include "thread.h"
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#include "storage.h"
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#include "ata-target.h"
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#include "disk.h"
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#include "font.h"
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#include "backlight.h"
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#include "button.h"
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#include "common.h"
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#include "loader_strerror.h"
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#include "rb-loader.h"
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#include "usb.h"
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#include "version.h"
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static void load_fw(unsigned char* ptr, unsigned int len)
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{
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(void)ptr;
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(void)len;
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asm volatile("ldr pc, =0x1EE0000");
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}
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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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int(*kernel_entry)(void);
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int ret;
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/* Make sure interrupts are disabled */
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set_irq_level(IRQ_DISABLED);
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set_fiq_status(FIQ_DISABLED);
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system_init();
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kernel_init();
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/* Now enable interrupts */
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set_irq_level(IRQ_ENABLED);
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set_fiq_status(FIQ_ENABLED);
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backlight_init();
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lcd_init();
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font_init();
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button_init();
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usb_init();
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#ifdef HAVE_LCD_ENABLE
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lcd_enable(true);
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#endif
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lcd_setfont(FONT_SYSFIXED);
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reset_screen();
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printf("Rockbox boot loader");
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printf("Version " RBVERSION);
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ret = storage_init();
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if(ret)
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printf("ATA error: %d", ret);
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/* If no button is held, start the OF */
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if(button_read_device() == 0)
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{
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printf("Loading Creative firmware...");
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loadbuffer = (unsigned char*)0x00A00000;
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ret = load_minifs_file("creativeos.jrm", loadbuffer);
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if(ret != -1)
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{
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set_irq_level(IRQ_DISABLED);
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set_fiq_status(FIQ_DISABLED);
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/* Doesn't return! */
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load_fw(loadbuffer, ret);
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}
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else
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printf("FAILED!");
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}
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else
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{
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disk_init();
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ret = disk_mount_all();
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if (ret <= 0)
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error(EDISK, ret, true);
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printf("Loading Rockbox firmware...");
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loadbuffer = (unsigned char*)0x00900000;
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buffer_size = (unsigned char*)0x01900000 - loadbuffer;
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ret = load_firmware(loadbuffer, BOOTFILE, buffer_size);
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if(ret <= EFILE_EMPTY)
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error(EBOOTFILE, ret, true);
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kernel_entry = (void*) loadbuffer;
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ret = kernel_entry();
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printf("FAILED!");
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}
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storage_sleepnow();
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while(1);
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}
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