forked from len0rd/rockbox
Really fix low-bat detection in the iAudio bootloader. * Improve naming of iriver and iaudio bootloader files.
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@16649 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Jens Arnold
parent
17bc340f1f
commit
80ded2ad7c
3 changed files with 6 additions and 5 deletions
199
bootloader/iaudio_coldfire.c
Normal file
199
bootloader/iaudio_coldfire.c
Normal file
|
|
@ -0,0 +1,199 @@
|
|||
/***************************************************************************
|
||||
* __________ __ ___.
|
||||
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
|
||||
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
|
||||
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
|
||||
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
|
||||
* \/ \/ \/ \/ \/
|
||||
* $Id$
|
||||
*
|
||||
* Copyright (C) 2007 by Linus Nielsen Feltzing
|
||||
*
|
||||
* 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 "config.h"
|
||||
|
||||
#include <stdlib.h>
|
||||
#include <stdio.h>
|
||||
#include "inttypes.h"
|
||||
#include "string.h"
|
||||
#include "cpu.h"
|
||||
#include "system.h"
|
||||
#include "lcd.h"
|
||||
#include "lcd-remote.h"
|
||||
#include "kernel.h"
|
||||
#include "thread.h"
|
||||
#include "ata.h"
|
||||
#include "usb.h"
|
||||
#include "disk.h"
|
||||
#include "font.h"
|
||||
#include "adc.h"
|
||||
#include "backlight.h"
|
||||
#include "backlight-target.h"
|
||||
#include "button.h"
|
||||
#include "panic.h"
|
||||
#include "power.h"
|
||||
#include "powermgmt.h"
|
||||
#include "file.h"
|
||||
|
||||
#include "pcf50606.h"
|
||||
#include "common.h"
|
||||
|
||||
#include <stdarg.h>
|
||||
|
||||
/* Maximum allowed firmware image size. 10MB is more than enough */
|
||||
#define MAX_LOADSIZE (10*1024*1024)
|
||||
|
||||
#define DRAM_START 0x31000000
|
||||
|
||||
int usb_screen(void)
|
||||
{
|
||||
return 0;
|
||||
}
|
||||
|
||||
char version[] = APPSVERSION;
|
||||
|
||||
/* Reset the cookie for the crt0 crash check */
|
||||
inline void __reset_cookie(void)
|
||||
{
|
||||
asm(" move.l #0,%d0");
|
||||
asm(" move.l %d0,0x10017ffc");
|
||||
}
|
||||
|
||||
void start_firmware(void)
|
||||
{
|
||||
asm(" move.w #0x2700,%sr");
|
||||
__reset_cookie();
|
||||
asm(" move.l %0,%%d0" :: "i"(DRAM_START));
|
||||
asm(" movec.l %d0,%vbr");
|
||||
asm(" move.l %0,%%sp" :: "m"(*(int *)DRAM_START));
|
||||
asm(" move.l %0,%%a0" :: "m"(*(int *)(DRAM_START+4)));
|
||||
asm(" jmp (%a0)");
|
||||
}
|
||||
|
||||
void shutdown(void)
|
||||
{
|
||||
printf("Shutting down...");
|
||||
|
||||
/* We need to gracefully spin down the disk to prevent clicks. */
|
||||
if (ide_powered())
|
||||
{
|
||||
/* Make sure ATA has been initialized. */
|
||||
ata_init();
|
||||
|
||||
/* And put the disk into sleep immediately. */
|
||||
ata_sleepnow();
|
||||
}
|
||||
|
||||
sleep(HZ*2);
|
||||
|
||||
/* Backlight OFF */
|
||||
_backlight_off();
|
||||
#ifdef HAVE_REMOTE_LCD
|
||||
_remote_backlight_off();
|
||||
#endif
|
||||
|
||||
__reset_cookie();
|
||||
power_off();
|
||||
}
|
||||
|
||||
/* Print the battery voltage (and a warning message). */
|
||||
void check_battery(void)
|
||||
{
|
||||
int battery_voltage, batt_int, batt_frac;
|
||||
|
||||
battery_voltage = battery_adc_voltage();
|
||||
batt_int = battery_voltage / 1000;
|
||||
batt_frac = (battery_voltage % 1000) / 10;
|
||||
|
||||
printf("Batt: %d.%02dV", batt_int, batt_frac);
|
||||
|
||||
if (battery_voltage <= 3500)
|
||||
{
|
||||
printf("WARNING! BATTERY LOW!!");
|
||||
sleep(HZ*2);
|
||||
}
|
||||
}
|
||||
|
||||
void main(void)
|
||||
{
|
||||
int i;
|
||||
int rc;
|
||||
bool rc_on_button = false;
|
||||
bool on_button = false;
|
||||
bool rec_button = false;
|
||||
bool hold_status = false;
|
||||
int data;
|
||||
|
||||
(void)rc_on_button;
|
||||
(void)on_button;
|
||||
(void)rec_button;
|
||||
(void)hold_status;
|
||||
(void)data;
|
||||
|
||||
power_init();
|
||||
|
||||
system_init();
|
||||
kernel_init();
|
||||
|
||||
set_cpu_frequency(CPUFREQ_NORMAL);
|
||||
coldfire_set_pllcr_audio_bits(DEFAULT_PLLCR_AUDIO_BITS);
|
||||
|
||||
set_irq_level(0);
|
||||
lcd_init();
|
||||
#ifdef HAVE_REMOTE_LCD
|
||||
lcd_remote_init();
|
||||
#endif
|
||||
backlight_init();
|
||||
font_init();
|
||||
adc_init();
|
||||
button_init();
|
||||
|
||||
printf("Rockbox boot loader");
|
||||
printf("Version %s", version);
|
||||
|
||||
check_battery();
|
||||
|
||||
rc = ata_init();
|
||||
if(rc)
|
||||
{
|
||||
printf("ATA error: %d", rc);
|
||||
sleep(HZ*5);
|
||||
power_off();
|
||||
}
|
||||
|
||||
disk_init();
|
||||
|
||||
rc = disk_mount_all();
|
||||
if (rc<=0)
|
||||
{
|
||||
printf("No partition found");
|
||||
sleep(HZ*5);
|
||||
power_off();
|
||||
}
|
||||
|
||||
printf("Loading firmware");
|
||||
i = load_firmware((unsigned char *)DRAM_START, BOOTFILE, MAX_LOADSIZE);
|
||||
printf("Result: %s", strerror(i));
|
||||
|
||||
if (i < EOK) {
|
||||
printf("Error!");
|
||||
printf("Can't load rockbox.iaudio:");
|
||||
printf(strerror(rc));
|
||||
sleep(HZ*3);
|
||||
power_off();
|
||||
} else {
|
||||
start_firmware();
|
||||
}
|
||||
}
|
||||
|
||||
/* These functions are present in the firmware library, but we reimplement
|
||||
them here because the originals do a lot more than we want */
|
||||
void screen_dump(void)
|
||||
{
|
||||
}
|
||||
Loading…
Add table
Add a link
Reference in a new issue