Commit FS#10423 by Yoshihisa Uchida. Adds support for floating point PCM to libpcm.
[kugel-rb.git] / flash / bootbox / main.c
blobe4be785beb4a59d06982c6b7015be06832334c1e
1 /***************************************************************************
2 * __________ __ ___.
3 * Open \______ \ ____ ____ | | _\_ |__ _______ ___
4 * Source | _// _ \_/ ___\| |/ /| __ \ / _ \ \/ /
5 * Jukebox | | ( <_> ) \___| < | \_\ ( <_> > < <
6 * Firmware |____|_ /\____/ \___ >__|_ \|___ /\____/__/\_ \
7 * \/ \/ \/ \/ \/
8 * $Id$
10 * Copyright (C) 2005 by Jörg Hohensohn aka [IDC]Dragon
12 * This is "Bootbox", a minimalistic loader, rescue firmware for just
13 * booting into a full features one. Aside from that it does charging
14 * and USB mode, to enable copying the desired firmware.
16 * This program is free software; you can redistribute it and/or
17 * modify it under the terms of the GNU General Public License
18 * as published by the Free Software Foundation; either version 2
19 * of the License, or (at your option) any later version.
21 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY
22 * KIND, either express or implied.
24 ****************************************************************************/
25 #include "config.h"
27 #include <stdlib.h>
28 #include <stdio.h>
29 #include "cpu.h"
30 #include "system.h"
31 #include "lcd.h"
32 #include "kernel.h"
33 #include "thread.h"
34 #include "storage.h"
35 #include "disk.h"
36 #include "font.h"
37 #include "adc.h"
38 #include "button.h"
39 #include "panic.h"
40 #include "power.h"
41 #include "file.h"
42 #include "buffer.h"
43 #include "rolo.h"
44 #include "usb.h"
45 #include "powermgmt.h"
47 static void usb_screen(void)
49 lcd_clear_display();
50 lcd_puts(0, 0, "USB mode");
51 lcd_update();
53 usb_acknowledge(SYS_USB_CONNECTED_ACK);
54 while(usb_wait_for_disconnect_w_tmo(&button_queue, HZ)) {
58 static void show_logo(void)
60 lcd_clear_display();
61 lcd_puts(0, 0, "Rockbox");
62 lcd_puts(0, 1, "Rescue boot");
63 lcd_update();
66 #if CONFIG_CHARGING
67 static void charging_screen(void)
69 unsigned int button;
70 const char* msg;
72 ide_power_enable(false); /* power down the disk, else would be spinning */
74 lcd_clear_display();
78 #ifdef ARCHOS_RECORDER
79 if (charge_state == CHARGING)
80 msg = "charging";
81 else if (charge_state == TOPOFF)
82 msg = "topoff charge";
83 else if (charge_state == TRICKLE)
84 msg = "trickle charge";
85 else
86 msg = "not charging";
87 #else
88 msg = "charging";
89 #endif
90 lcd_puts(0, 0, msg);
92 char buf[32];
93 int battv = battery_voltage();
94 snprintf(buf, sizeof(buf), "%d.%02dV %d%%",
95 battv / 1000, (battv % 1000) / 10, battery_level());
96 lcd_puts(0, 1, buf);
98 lcd_update();
100 button = button_get_w_tmo(HZ/2);
101 #ifdef BUTTON_ON
102 if (button == (BUTTON_ON | BUTTON_REL))
103 #else
104 if (button == (BUTTON_RIGHT | BUTTON_REL))
105 #endif
106 break; /* start */
107 else
109 if (usb_detect() == USB_INSERTED)
110 break;
111 else if (!charger_inserted())
112 power_off(); /* charger removed: power down */
114 } while (1);
116 #endif /* CONFIG_CHARGING */
118 /* prompt user to plug USB and fix a problem */
119 static void prompt_usb(const char* msg1, const char* msg2)
121 int button;
122 lcd_clear_display();
123 lcd_puts(0, 0, msg1);
124 lcd_puts(0, 1, msg2);
125 #ifdef HAVE_LCD_BITMAP
126 lcd_puts(0, 2, "Insert USB cable");
127 lcd_puts(0, 3, "and fix it.");
128 #endif
129 lcd_update();
132 button = button_get(true);
133 if (button == SYS_POWEROFF)
135 power_off();
137 } while (button != SYS_USB_CONNECTED);
138 usb_screen();
139 system_reboot();
142 void main(void)
144 int rc;
146 power_init();
147 system_init();
148 kernel_init();
149 buffer_init();
150 lcd_init();
151 show_logo();
152 enable_irq();
153 adc_init();
154 usb_init();
155 button_init();
156 powermgmt_init();
158 #if CONFIG_CHARGING && (CONFIG_CPU == SH7034)
159 if (charger_inserted()
160 #ifdef ATA_POWER_PLAYERSTYLE
161 && !ide_powered() /* relies on probing result from bootloader */
162 #endif
165 charging_screen(); /* display a "charging" screen */
166 show_logo(); /* again, to provide better visual feedback */
168 #endif
170 rc = storage_init();
171 if(rc)
173 #ifdef HAVE_LCD_BITMAP
174 char str[32];
175 lcd_clear_display();
176 snprintf(str, 31, "ATA error: %d", rc);
177 lcd_puts(0, 1, str);
178 lcd_update();
179 while(!(button_get(true) & BUTTON_REL));
180 #endif
181 panicf("storage: %d", rc);
184 usb_start_monitoring();
185 while (usb_detect() == USB_INSERTED)
186 { /* enter USB mode early, before trying to mount */
187 if (button_get_w_tmo(HZ/10) == SYS_USB_CONNECTED)
189 usb_screen();
193 rc = disk_mount_all();
194 if (rc<=0)
196 prompt_usb("No partition", "found.");
199 { // rolo the firmware
200 static const char filename[] = "/" BOOTFILE;
201 rolo_load((char*)filename); /* won't return if started */
203 prompt_usb("No firmware", filename);
209 /* These functions are present in the firmware library, but we reimplement
210 them here because the originals do a lot more than we want */
212 void audio_stop(void)
216 int audio_status(void)
218 return 0;
221 void audio_stop_recording(void)
225 void mp3_shutdown(void)