rockbox/bootloader/meizu_m3.c
Frank Gevaerts 49ec9ea190 Make the meizu m3 load from flash, so interrupts work. More work is needed to get the m6sl "working" again
(patch by Denes Balatoni, FS#9499)


git-svn-id: svn://svn.rockbox.org/rockbox/trunk@18827 a1c6a512-1295-4272-9138-f99709370657
2008-10-18 22:28:59 +00:00

166 lines
4 KiB
C

/***************************************************************************
* __________ __ ___.
* Open \______ \ ____ ____ | | _\_ |__ _______ ___
* Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
* Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
* Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
* \/ \/ \/ \/ \/
* $Id$
*
* Copyright (C) 2006 by Greg White
*
* 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 "config.h"
#include <stdlib.h>
#include <stdio.h>
#include "inttypes.h"
#include "string.h"
#include "cpu.h"
#include "system.h"
#include "lcd.h"
#include "kernel.h"
#include "thread.h"
#include "ata.h"
#include "fat.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 "file.h"
#include "common.h"
#include "rbunicode.h"
#include "usb.h"
#include "qt1106.h"
#include "rockboxlogo.h"
#include <stdarg.h>
char version[] = APPSVERSION;
#define LONG_DELAY 200000
#define SHORT_DELAY 50000
#define PAUSE_DELAY 50000
static inline void delay(int duration)
{
volatile int i;
for(i=0;i<duration;i++);
}
void bl_debug(bool bit)
{
if (bit)
{
PDAT0 ^= (1 << 2); //Toggle backlight
delay(LONG_DELAY);
PDAT0 ^= (1 << 2); //Toggle backlight
delay(LONG_DELAY);
}
else
{
PDAT0 ^= (1 << 2); //Toggle backlight
delay(SHORT_DELAY);
PDAT0 ^= (1 << 2); //Toggle backlight
delay(SHORT_DELAY);
}
}
void bl_debug_count(unsigned int input)
{
unsigned int i;
delay(SHORT_DELAY*3);
for (i = 0; i < input; i++)
{
PDAT0 ^= (1 << 2); //Toggle backlight
delay(SHORT_DELAY);
PDAT0 ^= (1 << 2); //Toggle backlight
delay(2*SHORT_DELAY);
}
}
void bl_debug_int(unsigned int input,unsigned int count)
{
unsigned int i;
for (i = 0; i < count; i++)
{
bl_debug(input>>i & 1);
}
delay(SHORT_DELAY*6);
}
void main(void)
{
char mystring[64];
//Set backlight pin to output and enable
int oldval = PCON0;
PCON0 = ((oldval & ~(3 << 4)) | (1 << 4));
PDAT0 |= (1 << 2);
//power on
// oldval = PCON1;
// PCON1 = ((oldval & ~(0xf << 12)) | (1 << 12));
// PDAT1|=(1<<3);
//Set PLAY to EINT4
oldval = PCON1;
PCON1 = ((oldval & ~(0xf << 16)) | (2 << 16));
//Set MENU to EINT0
oldval = PCON1;
PCON1 = (oldval & ~(0xf)) | 2;
// enable external interrupts
EINTPOL = 0x11;
INTMSK = 0x11;
EINTMSK = 0x11;
asm volatile("msr cpsr_c, #0x13\n\t"); // enable interrupts
lcd_init();
lcd_update();
init_qt1106();
/* Calibrate the lot */
qt1106_io(QT1106_MODE_FREE | QT1106_MOD_INF | QT1106_DI \
| QT1106_SLD_SLIDER | QT1106_CAL_WHEEL | QT1106_CAL_KEYS | QT1106_RES_256);
lcd_clear_display();
lcd_bitmap(rockboxlogo, 0, 30, BMPWIDTH_rockboxlogo, BMPHEIGHT_rockboxlogo);
lcd_update();
/* Set to maximum sensitivity */
qt1106_io(QT1106_CT | (0x00 << 8) );
while(true)
{
qt1106_wait();
int slider = qt1106_io(QT1106_MODE_FREE | QT1106_MOD_INF \
| QT1106_DI | QT1106_SLD_SLIDER | QT1106_RES_256);
snprintf(mystring, 64, "%x %2.2x",(slider & 0x008000)>>15, slider&0xff);
lcd_puts(0,1,mystring);
lcd_update();
/*
if(slider & 0x008000)
bl_debug_count(((slider&0xff)) + 1);
*/
}
//power off
PDAT1&=~(1<<3);
}