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Add MPIO HD200 port - new files
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@25725 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Marcin Bukat
parent
b09d3aec39
commit
28d54c6016
29 changed files with 3756 additions and 0 deletions
459
bootloader/mpio_hd200.c
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459
bootloader/mpio_hd200.c
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/***************************************************************************
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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) 2010 Marcin Bukat
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*
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; either version 2
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* of the License, or (at your option) any later version.
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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 "inttypes.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 "storage.h"
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#include "usb.h"
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#include "disk.h"
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#include "font.h"
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#include "adc.h"
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#include "backlight.h"
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#include "backlight-target.h"
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#include "button.h"
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#include "panic.h"
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#include "power.h"
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#include "powermgmt.h"
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#include "file.h"
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#include "common.h"
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#include <stdarg.h>
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/* Maximum allowed firmware image size. 10MB is more than enough */
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#define MAX_LOADSIZE (10*1024*1024)
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#define DRAM_START 0x31000000
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#define BOOTMENU_TIMEOUT (10*HZ)
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#define BOOTMENU_OPTIONS 3
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/* From common.c */
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extern int line;
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static const char *bootmenu_options[] = {
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"Boot rockbox",
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"Boot MPIO firmware",
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"Shutdown"
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};
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enum option_t {
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rockbox,
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mpio_firmware,
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shutdown
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};
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int usb_screen(void)
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{
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return 0;
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}
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char version[] = APPSVERSION;
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bool _charger_inserted(void)
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{
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return (GPIO1_READ & (1<<14)) ? false : true;
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}
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bool _battery_full(void)
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{
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return (GPIO_READ & (1<<30)) ? true : false;
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}
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/* Reset the cookie for the crt0 crash check */
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inline void __reset_cookie(void)
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{
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asm(" move.l #0,%d0");
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asm(" move.l %d0,0x10017ffc");
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}
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void start_rockbox(void)
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{
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adc_close();
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asm(" move.w #0x2700,%sr");
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__reset_cookie();
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asm(" move.l %0,%%d0" :: "i"(DRAM_START));
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asm(" movec.l %d0,%vbr");
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asm(" move.l %0,%%sp" :: "m"(*(int *)DRAM_START));
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asm(" move.l %0,%%a0" :: "m"(*(int *)(DRAM_START+4)));
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asm(" jmp (%a0)");
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}
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void start_mpio_firmware(void)
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{
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asm(" move.w #0x2700,%sr");
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__reset_cookie();
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asm(" movec.l %d0,%vbr");
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asm(" move.l 0,%sp");
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asm(" jmp 8");
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}
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void __reset(void)
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{
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asm(" move.w #0x2700,%sr");
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__reset_cookie();
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asm(" movec.l %d0,%vbr");
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asm(" move.l (0), %sp");
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asm(" movea.l (4),%a0");
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asm(" jmp (%a0)");
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}
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void __shutdown(void)
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{
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/* We need to gracefully spin down the disk to prevent clicks. */
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if (ide_powered())
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{
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/* Make sure ATA has been initialized. */
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storage_init();
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/* And put the disk into sleep immediately. */
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storage_sleepnow();
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}
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/* Backlight OFF */
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_backlight_off();
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__reset_cookie();
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if (_charger_inserted())
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{
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/* reset instead of power_off() */
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__reset();
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}
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else
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{
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power_off();
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}
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}
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/* Print the battery voltage (and a warning message). */
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void check_battery(void)
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{
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int battery_voltage, batt_int, batt_frac;
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battery_voltage = battery_adc_voltage();
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batt_int = battery_voltage / 1000;
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batt_frac = (battery_voltage % 1000) / 10;
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printf("Battery: %d.%02dV", batt_int, batt_frac);
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if (battery_voltage <= 3500)
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{
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printf("WARNING! BATTERY LOW!!");
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sleep(HZ*2);
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}
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}
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void lcd_putstring_centered(const char *string)
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{
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int w,h;
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font_getstringsize(string, &w, &h, FONT_SYSFIXED);
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lcd_putsxy((LCD_WIDTH-w)/2, (LCD_HEIGHT-h)/2, string);
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}
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void bootmenu(void)
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{
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int rc;
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enum option_t i;
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enum option_t option = rockbox;
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int button;
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const char select[] = "->";
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long start_tick = current_tick;
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/* backbone of menu */
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/* run the loader */
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printf("Rockbox boot loader");
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printf("Ver: %s", version);
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check_battery();
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printf("");
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printf("=========================");
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line += BOOTMENU_OPTIONS+2; /* skip lines */
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printf("=========================");
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printf("");
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printf(" [FF] [PREV] to move ");
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printf(" [PLAY] to confirm ");
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/* content of menu and keys handling */
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while (TIME_BEFORE(current_tick,start_tick + BOOTMENU_TIMEOUT))
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{
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/* Draw the menu. */
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line = 6; /* move below header */
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for (i=0;i<BOOTMENU_OPTIONS;i++)
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{
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if (i != option)
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printf(" %s",bootmenu_options[i]);
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else
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printf("%s %s",select,bootmenu_options[i]);
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}
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line = 15;
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printf("Time left: %ds",(BOOTMENU_TIMEOUT -
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(current_tick - start_tick))/HZ);
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lcd_update();
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button = button_get_w_tmo(HZ);
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switch (button)
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{
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case BUTTON_PREV:
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if (option > rockbox)
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option--;
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else
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option = shutdown;
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break;
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case BUTTON_NEXT:
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if (option < shutdown)
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option++;
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else
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option = rockbox;
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break;
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case BUTTON_PLAY:
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case (BUTTON_PLAY|BUTTON_REC):
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reset_screen();
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switch (option)
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{
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case rockbox:
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rc = storage_init();
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if(rc)
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{
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printf("ATA error: %d", rc);
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sleep(HZ*5);
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__shutdown();
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}
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disk_init();
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rc = disk_mount_all();
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if (rc<=0)
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{
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printf("No partition found");
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sleep(HZ*5);
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__shutdown();
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}
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printf("Loading firmware");
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rc = load_firmware((unsigned char *)DRAM_START,
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BOOTFILE, MAX_LOADSIZE);
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printf("Result: %s", strerror(rc));
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if (rc < EOK)
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{
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printf("Error!");
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printf("Can't load " BOOTFILE ": ");
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printf(strerror(rc));
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sleep(HZ*5);
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__shutdown();
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}
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else
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{
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start_rockbox();
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}
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break;
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case mpio_firmware:
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start_mpio_firmware();
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break;
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default:
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__shutdown();
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break;
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}
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}
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}
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/* timeout */
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__shutdown();
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}
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void main(void)
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{
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/* messages */
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const char usb_connect_msg[] = "Bootloader USB mode";
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const char charging_msg[] = "Charging...";
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const char complete_msg[] = "Charging complete";
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const char hold_msg[] = "Hold switch on";
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const char shutdown_msg[] = "Shutting down...";
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/* helper variables for messages */
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bool blink_toggle = false;
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const char *msg;
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bool on_button = false;
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int button;
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/* We want to read the buttons as early as possible, before the user
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releases the ON button */
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or_l( ((1<<24)|(1<<4)), &GPIO1_FUNCTION); /* main Hold & Play */
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and_l( ~((1<<24)|(1<<4)), &GPIO1_ENABLE); /* HiZ */
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if (GPIO1_READ & (1<<24))
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on_button = true;
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power_init();
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system_init();
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kernel_init();
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set_cpu_frequency(CPUFREQ_NORMAL);
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coldfire_set_pllcr_audio_bits(DEFAULT_PLLCR_AUDIO_BITS);
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enable_irq();
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lcd_init();
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backlight_init();
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font_init();
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lcd_setfont(FONT_SYSFIXED);
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adc_init();
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button_init();
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usb_init();
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/* handle charging */
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if( _charger_inserted())
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{
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or_l((1<<15),&GPIO_OUT);
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cpu_idle_mode(true);
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while( _charger_inserted() &&
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usb_detect() != USB_INSERTED &&
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!on_button)
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{
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button = button_get_w_tmo(HZ);
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switch(button)
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{
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case BUTTON_ON:
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on_button = true;
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reset_screen();
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break;
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case BUTTON_NONE: /* Timeout */
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if(!_battery_full())
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{
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/* To be replaced with a nice animation */
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blink_toggle = !blink_toggle;
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msg = charging_msg;
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}
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else
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{
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blink_toggle = true;
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msg = complete_msg;
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}
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reset_screen();
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if(blink_toggle)
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lcd_putstring_centered(msg);
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check_battery();
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break;
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}
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}
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cpu_idle_mode(false);
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}
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/* handle USB in bootloader */
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if (usb_detect() == USB_INSERTED)
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{
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ide_power_enable(true);
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sleep(HZ/20);
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usb_enable(true);
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cpu_idle_mode(true);
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while (usb_detect() == USB_INSERTED)
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{
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line = 0;
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reset_screen();
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if(blink_toggle)
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{
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lcd_putstring_centered(usb_connect_msg);
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}
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check_battery();
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blink_toggle = !blink_toggle;
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storage_spin(); /* Prevent the drive from spinning down */
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sleep(HZ);
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}
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cpu_idle_mode(false);
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usb_enable(false);
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sleep(HZ);
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reset_screen();
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lcd_update();
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}
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/* handle ON button press */
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if (on_button)
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{
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if (button_hold() &&
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!_charger_inserted() &&
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usb_detect() != USB_INSERTED)
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{
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lcd_putstring_centered(hold_msg);
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lcd_update();
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sleep(HZ*3);
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__shutdown();
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}
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}
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else
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{
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lcd_putstring_centered(shutdown_msg);
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lcd_update();
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sleep(HZ*3);
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__shutdown();
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}
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bootmenu();
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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 screen_dump(void)
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{
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}
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