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Auto-poweroff, by Lee Marlow

Browse source 
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@2374 a1c6a512-1295-4272-9138-f99709370657
This commit is contained in:
Linus Nielsen Feltzing 2002-09-23 11:42:48 +00:00
parent 040e80c3ad
commit 083a6dbc4e
5 changed files with 50 additions and 2 deletions
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5
apps/lang/english.lang
View file

@ -781,3 +781,8 @@ id: LANG_TETRIS_LEVEL
desc: tetris game
eng: "0 Rows - Level 0"
new:
id: LANG_POWEROFF_IDLE
desc: in settings_menu
eng: "Idle Poweroff"
new:

2
apps/settings.h
View file

@ -62,7 +62,7 @@ struct user_settings
/* device settings */
int contrast; /* lcd contrast: 0-100 0=low 100=high */
int poweroff; /* power off timer: 0-100 0=never:each 1% = 60 secs */
int poweroff; /* power off timer */
int backlight; /* backlight off timer: 0-100 0=never:each 1% = 10 secs */
bool discharge; /* maintain charge of at least: false = 90%, true = 10% */

12
apps/settings_menu.c
View file

@ -99,6 +99,17 @@ static Menu backlight_timer(void)
return MENU_OK;
}
static Menu poweroff_idle_timer(void)
{
char* names[] = { str(LANG_OFF),
"1m ", "2m ", "3m ", "4m ", "5m ",
"6m ", "7m ", "8m ", "9m ", "10m",
"15m", "30m", "45m", "60m"};
set_option(str(LANG_POWEROFF_IDLE), &global_settings.poweroff, names,
15, set_poweroff_timeout);
return MENU_OK;
}
static Menu scroll_speed(void)
{
set_int(str(LANG_SCROLL), "", &global_settings.scroll_speed,
@ -337,6 +348,7 @@ static Menu system_settings_menu(void)
#ifdef HAVE_LCD_BITMAP
{ str(LANG_TIME), timedate_set },
#endif
{ str(LANG_POWEROFF_IDLE), poweroff_idle_timer },
{ str(LANG_RESET), reset_settings },
};

29
firmware/powermgmt.c
View file

@ -28,6 +28,9 @@
#include "sprintf.h"
#include "ata.h"
#include "power.h"
#include "button.h"
#include "ata.h"
#include "mpeg.h"
#include "powermgmt.h"
#ifdef SIMULATOR
@ -44,9 +47,16 @@ bool battery_level_safe(void)
#else /* not SIMULATOR */
static int poweroff_idle_timeout_value[15] =
{
0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 15, 30, 45, 60
};
static char power_stack[DEFAULT_STACK_SIZE];
static char power_thread_name[] = "power";
static int poweroff_timeout = 0;
unsigned short power_history[POWER_HISTORY_LEN];
#ifdef HAVE_CHARGE_CTRL
char power_message[POWER_MESSAGE_LEN] = "";
@ -91,6 +101,23 @@ bool battery_level_safe(void)
return adc_read(ADC_UNREG_POWER) > (BATTERY_LEVEL_DANGEROUS * 10000) / BATTERY_SCALE_FACTOR;
}
void set_poweroff_timeout(int timeout)
{
poweroff_timeout = timeout;
}
static void handle_auto_poweroff(void)
{
long timeout = poweroff_idle_timeout_value[poweroff_timeout]*60*HZ;
if(timeout && !mpeg_is_playing() && !charger_inserted())
{
if(TIME_AFTER(current_tick, last_keypress + timeout) &&
TIME_AFTER(current_tick, last_disk_activity + timeout))
power_off();
}
}
/*
* This power thread maintains a history of battery voltage
* and implements a charging algorithm.
@ -233,6 +260,8 @@ static void power_thread(void)
/* sleep for roughly a minute */
sleep(HZ*(60 - POWER_AVG_N * POWER_AVG_SLEEP));
handle_auto_poweroff();
}
}

2
firmware/powermgmt.h
View file

@ -61,4 +61,6 @@ int battery_level(void);
/* Tells if the battery level is safe for disk writes */
bool battery_level_safe(void);
void set_poweroff_timeout(int timeout);
#endif