5991478628
no logical->physical address translation yet) git-svn-id: svn://svn.rockbox.org/rockbox/trunk@16167 a1c6a512-1295-4272-9138-f99709370657
154 lines
3.8 KiB
C
154 lines
3.8 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) 2007 by Dave Chapman
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*
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* Based on Rockbox iriver bootloader by Linus Nielsen Feltzing
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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 "config.h"
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#include <stdlib.h>
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#include <stdio.h>
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#include <string.h>
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#include "cpu.h"
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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 "ata.h"
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#include "fat.h"
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#include "disk.h"
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#include "font.h"
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#include "button.h"
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#include "adc.h"
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#include "adc-target.h"
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#include "backlight-target.h"
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#include "panic.h"
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#include "power.h"
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#include "file.h"
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#include "common.h"
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#if defined(COWON_D2)
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#include "i2c.h"
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#endif
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char version[] = APPSVERSION;
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extern int line;
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void* main(void)
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{
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int button;
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int power_count = 0;
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int count = 0;
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int i;
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bool do_power_off = false;
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system_init();
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adc_init();
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lcd_init();
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font_init();
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#if defined(COWON_D2)
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lcd_enable(true);
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#endif
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_backlight_on();
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#if defined(COWON_D2)
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ata_init();
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#endif
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while(!do_power_off) {
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line = 0;
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printf("Hello World!");
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button = button_read_device();
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/* Power-off if POWER button has been held for a long time
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This loop is currently running at about 100 iterations/second
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*/
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if (button & POWEROFF_BUTTON) {
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power_count++;
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if (power_count > 200)
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do_power_off = true;
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} else {
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power_count = 0;
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}
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printf("Btn: 0x%08x",button);
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#if defined(COWON_D2)
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printf("GPIOA: 0x%08x",GPIOA);
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printf("GPIOB: 0x%08x",GPIOB);
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printf("GPIOC: 0x%08x",GPIOC);
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printf("GPIOD: 0x%08x",GPIOD);
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printf("GPIOE: 0x%08x",GPIOE);
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for (i = 0; i<4; i++)
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{
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printf("ADC%d: 0x%04x",i,adc_read(i));
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}
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/* TODO: Establish how the touchscreen driver is going to work.
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Since it needs I2C read/write, it can't easily go on a tick task */
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{
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unsigned char buf[] = { 0x2f, (0xE<<1) | 1, /* ADC start for X+Y */
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0, 0, 0 };
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int x,y;
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i2c_write(0x10, buf, 2);
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i2c_readmem(0x10, 0x2e, buf, 5);
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x = (buf[2] << 2) | (buf[3] & 3);
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y = (buf[4] << 2) | ((buf[3] & 0xC) >> 2);
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printf("X: 0x%03x Y: 0x%03x",x,y);
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buf[0] = 0x2f;
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buf[1] = (0xF<<1) | 1; /* ADC start for P1+P2 */
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i2c_write(0x10, buf, 2);
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i2c_readmem(0x10, 0x2e, buf, 5);
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x = (buf[2] << 2) | (buf[3] & 3);
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y = (buf[4] << 2) | ((buf[3] & 0xC) >> 2);
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printf("P1: 0x%03x P2: 0x%03x",x,y);
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}
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#endif
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count++;
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printf("Count: %d",count);
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}
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lcd_clear_display();
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line = 0;
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printf("POWER-OFF");
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#if defined(COWON_D2)
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lcd_enable(false);
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#endif
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/* TODO: Power-off */
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while(1);
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return 0;
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}
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/* These functions are present in the firmware library, but we reimplement
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them here because the originals do a lot more than we want */
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void usb_acknowledge(void)
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{
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}
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void usb_wait_for_disconnect(void)
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{
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}
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