bootloader/tpj1022.c

   1 /***************************************************************************
   2  *             __________               __   ___.
   3  *   Open      \______   \ ____   ____ |  | _\_ |__   _______  ___
   4  *   Source     |       _//  _ \_/ ___\|  |/ /| __ \ /  _ \  \/  /
   5  *   Jukebox    |    |   (  <_> )  \___|    < | \_\ (  <_> > <  <
   6  *   Firmware   |____|_  /\____/ \___  >__|_ \|___  /\____/__/\_ \
   7  *                     \/            \/     \/    \/            \/
   8  * $Id$
   9  *
  10  * Copyright (C) 2006 by Dave Chapman
  11  *
  12  * Based on Rockbox iriver bootloader by Linus Nielsen Feltzing
  13  *
  14  * All files in this archive are subject to the GNU General Public License.
  15  * See the file COPYING in the source tree root for full license agreement.
  16  *
  17  * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
  18  * KIND, either express or implied.
  19  *
  20  ****************************************************************************/
  21 #include "config.h"
  22
  23 #include <stdlib.h>
  24 #include <stdio.h>
  25 #include <string.h>
  26 #include "cpu.h"
  27 #include "system.h"
  28 #include "lcd.h"
  29 #include "kernel.h"
  30 #include "thread.h"
  31 #include "ata.h"
  32 #include "fat.h"
  33 #include "disk.h"
  34 #include "font.h"
  35 #include "adc.h"
  36 #include "backlight.h"
  37 #include "panic.h"
  38 #include "power.h"
  39 #include "file.h"
  40
  41 char version[] = APPSVERSION;
  42
  43 int line=0;
  44
  45 void* main(void)
  46 {
  47     int i;
  48     int rc;
  49     int fd;
  50     char buffer[80];
  51     unsigned char* framebuffer = (unsigned char*)0x11e00000;
  52
  53 #if 0
  54     lcd_init();
  55     font_init();
  56
  57     lcd_puts(0, line++ ,"Hello World!");
  58     lcd_update();
  59 #endif
  60
  61     i=ata_init();
  62
  63     disk_init();
  64     rc = disk_mount_all();
  65
  66 #if 0
  67     /* Dump the flash */
  68     fd=open("/flash.bin",O_CREAT|O_RDWR);
  69     write(fd,(char*)0,1024*1024);
  70     close(fd);
  71 #endif
  72
  73 #if 1
  74     /* Dump what may be the framebuffer */
  75     fd=open("/framebuffer.bin",O_CREAT|O_RDWR|O_TRUNC);
  76     write(fd,framebuffer,220*176*4);
  77     close(fd);
  78 #endif
  79
  80
  81     fd=open("/gpio.txt",O_CREAT|O_RDWR|O_TRUNC);
  82     unsigned int gpio_a = GPIOA_INPUT_VAL;
  83     unsigned int gpio_b = GPIOB_INPUT_VAL;
  84     unsigned int gpio_c = GPIOC_INPUT_VAL;
  85     unsigned int gpio_d = GPIOD_INPUT_VAL;
  86     unsigned int gpio_e = GPIOE_INPUT_VAL;
  87     unsigned int gpio_f = GPIOF_INPUT_VAL;
  88     unsigned int gpio_g = GPIOG_INPUT_VAL;
  89     unsigned int gpio_h = GPIOH_INPUT_VAL;
  90     unsigned int gpio_i = GPIOI_INPUT_VAL;
  91     unsigned int gpio_j = GPIOJ_INPUT_VAL;
  92     unsigned int gpio_k = GPIOK_INPUT_VAL;
  93     unsigned int gpio_l = GPIOL_INPUT_VAL;
  94
  95     snprintf(buffer, sizeof(buffer), "%02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x %02x\n",gpio_a,gpio_b,gpio_c,gpio_d,gpio_e,gpio_f,gpio_g,gpio_h,gpio_i,gpio_j,gpio_k,gpio_l);
  96     write(fd,buffer,strlen(buffer)+1);
  97     close(fd);
  98
  99     /* Wait for FFWD button to be pressed */
 100     while((GPIOA_INPUT_VAL & 0x04) != 0);
 101
 102
 103     /* Now reboot */
 104     DEV_RS |= 0x4;
 105
 106     return 0;
 107 }
 108
 109 /* These functions are present in the firmware library, but we reimplement
 110    them here because the originals do a lot more than we want */
 111
 112 void reset_poweroff_timer(void)
 113 {
 114 }
 115
 116 int dbg_ports(void)
 117 {
 118    return 0;
 119 }
 120
 121 void mpeg_stop(void)
 122 {
 123 }
 124
 125 void usb_acknowledge(void)
 126 {
 127 }
 128
 129 void usb_wait_for_disconnect(void)
 130 {
 131 }
 132
 133 void sys_poweroff(void)
 134 {
 135 }