bootloader/meizu_m3.c

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2006 by Greg White
  11  *
  12  * This program is free software; you can redistribute it and/or
  13  * modify it under the terms of the GNU General Public License
  14  * as published by the Free Software Foundation; either version 2
  15  * of the License, or (at your option) any later version.
  16  *
  17  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  18  * KIND, either express or implied.
  19  *
  20  ****************************************************************************/
  21
  22 #include <stdlib.h>
  23 #include <stdio.h>
  24 #include <stdarg.h>
  25 #include <string.h>
  26
  27 #include "config.h"
  28
  29 #include "inttypes.h"
  30 #include "cpu.h"
  31 #include "system.h"
  32 #include "lcd.h"
  33 #include "kernel.h"
  34 #include "thread.h"
  35 #include "storage.h"
  36 #include "fat.h"
  37 #include "disk.h"
  38 #include "font.h"
  39 #include "backlight.h"
  40 #include "backlight-target.h"
  41 #include "button.h"
  42 #include "panic.h"
  43 #include "power.h"
  44 #include "file.h"
  45 #include "common.h"
  46 #include "rbunicode.h"
  47 #include "usb.h"
  48 #include "qt1106.h"
  49 #include "bitmaps/rockboxlogo.h"
  50
  51 #include "i2c-s5l8700.h"
  52 #include "dma-target.h"
  53 #include "pcm.h"
  54 #include "audiohw.h"
  55 #include "rtc.h"
  56 #include "time.h"
  57
  58 #define LONG_DELAY  200000
  59 #define SHORT_DELAY  50000
  60 #define PAUSE_DELAY  50000
  61
  62 static inline void delay(int duration)
  63 {
  64     volatile int i;
  65     for(i=0;i<duration;i++);
  66 }
  67
  68
  69 void bl_debug(bool bit)
  70 {
  71     if (bit)
  72     {
  73         PDAT0 ^= (1 << 2); //Toggle backlight
  74         delay(LONG_DELAY);
  75         PDAT0 ^= (1 << 2); //Toggle backlight
  76         delay(LONG_DELAY);
  77     }
  78     else
  79     {
  80         PDAT0 ^= (1 << 2); //Toggle backlight
  81         delay(SHORT_DELAY);
  82         PDAT0 ^= (1 << 2); //Toggle backlight
  83         delay(SHORT_DELAY);
  84     }
  85 }
  86
  87 void bl_debug_count(unsigned int input)
  88 {
  89     unsigned int i;
  90     delay(SHORT_DELAY*3);
  91     for (i = 0; i < input; i++)
  92     {
  93         PDAT0 ^= (1 << 2); //Toggle backlight
  94         delay(SHORT_DELAY);
  95         PDAT0 ^= (1 << 2); //Toggle backlight
  96         delay(2*SHORT_DELAY);
  97     }
  98 }
  99 void bl_debug_int(unsigned int input,unsigned int count)
 100 {
 101     unsigned int i;
 102     for (i = 0; i < count; i++)
 103     {
 104         bl_debug(input>>i & 1);
 105     }
 106     delay(SHORT_DELAY*6);
 107 }
 108
 109 void post_mortem_stub(void)
 110 {
 111 }
 112
 113 void main(void)
 114 {
 115     char mystring[64];
 116     int i;
 117     unsigned short data = 0;
 118     char write_data[2], read_data[16];
 119     struct tm tm;
 120
 121     //Set backlight pin to output and enable
 122     int oldval = PCON0;
 123     PCON0 = ((oldval & ~(3 << 4)) | (1 << 4));
 124     PDAT0 |= (1 << 2);
 125
 126     // Set codec reset pin inactive
 127     PCON5 = (PCON5 & ~0xF) | 1;
 128     PDAT5 &= ~(1 << 0);
 129
 130     //power on
 131 //    oldval = PCON1;
 132 //    PCON1 = ((oldval & ~(0xf << 12)) | (1 << 12));
 133 //    PDAT1|=(1<<3);
 134
 135     //Set PLAY to EINT4
 136     oldval = PCON1;
 137     PCON1 = ((oldval & ~(0xf << 16)) | (2 << 16));
 138
 139     //Set MENU to EINT0
 140     oldval = PCON1;
 141     PCON1 = (oldval & ~(0xf)) | 2;
 142
 143     // enable external interrupts
 144     EINTPOL = 0x11;
 145     INTMSK = 0x11;
 146     EINTMSK = 0x11;
 147     asm volatile("msr cpsr_c, #0x13\n\t"); // enable interrupts
 148
 149     system_init();
 150     kernel_init();
 151
 152     backlight_init();
 153     lcd_init();
 154     lcd_update();
 155
 156     i2c_init();
 157
 158     init_qt1106();
 159
 160     /* Calibrate the lot */
 161     qt1106_io(QT1106_MODE_FREE | QT1106_MOD_INF | QT1106_DI \
 162        | QT1106_SLD_SLIDER | QT1106_CAL_WHEEL | QT1106_CAL_KEYS | QT1106_RES_256);
 163
 164     lcd_clear_display();
 165     lcd_bitmap(rockboxlogo, 0, 30, BMPWIDTH_rockboxlogo, BMPHEIGHT_rockboxlogo);
 166     lcd_update();
 167
 168     /* Set to maximum sensitivity */
 169     qt1106_io(QT1106_CT | (0x00 << 8) );
 170
 171     while(true)
 172     {
 173 #if 1   /* enable this to see info about the slider touchpad */
 174         qt1106_wait();
 175
 176         int slider = qt1106_io(QT1106_MODE_FREE | QT1106_MOD_INF \
 177             | QT1106_DI | QT1106_SLD_SLIDER | QT1106_RES_256);
 178         snprintf(mystring, 64, "%x %2.2x",(slider & 0x008000)>>15, slider&0xff);
 179         lcd_puts(0,1,mystring);
 180         _backlight_set_brightness((slider & 0xFF) >> 4);
 181
 182         /*
 183         if(slider & 0x008000)
 184             bl_debug_count(((slider&0xff)) + 1);
 185         */
 186 #endif
 187
 188 #if 1   /* enable this to see info about the RTC */
 189         rtc_read_datetime(&tm);
 190         snprintf(mystring, 64, "%04d-%02d-%02d %02d:%02d:%02d",
 191             tm.tm_year+1900, tm.tm_mon+1, tm.tm_mday,
 192             tm.tm_hour, tm.tm_min, tm.tm_sec);
 193         lcd_puts(0, 10, mystring);
 194 #endif
 195
 196 #if 1   /* enable this so see info about the UDA1380 codec */
 197         memset(read_data, 0, sizeof(read_data));
 198         for (i = 0; i < 7; i++) {
 199             write_data[0] = i;
 200             i2c_read(0x30, i, 2, read_data);
 201             data = read_data[0] << 8 | read_data[1];
 202             snprintf(mystring + 4 * i, 64, "%04X", data);
 203         }
 204         lcd_puts(0, 11, mystring);
 205 #endif
 206
 207 #if 1   /* enable this to see info about IODMA channel 0 (PCM) */
 208         snprintf(mystring, 64, "DMA: %08X %08X", (int)DMACADDR0, (int)DMACTCNT0);
 209         lcd_puts(0, 12, mystring);
 210 #endif
 211 #if 1   /* enable this to see info about IIS */
 212         snprintf(mystring, 64, "IIS: %08X", (int)I2SSTATUS);
 213         lcd_puts(0, 13, mystring);
 214 #endif
 215
 216         lcd_update();
 217     }
 218
 219     //power off
 220     PDAT1&=~(1<<3);
 221 }
 222