Rockbox open source high quality audio player as a Music Player Daemon
mpris
rockbox
mpd
libadwaita
audio
rust
zig
deno
Sansa Connect: Indicate charging status
Consider battery level down to 0 as safe as OF continues to operate
normally even when at level 0.
Change-Id: Ie3889e5662b9fa6588e20ad02d8953f29e28800c
+41
-28
+1
-1
firmware/export/config/sansaconnect.h
+1
-1
firmware/export/config/sansaconnect.h
+40
-13
firmware/target/arm/tms320dm320/sansa-connect/avr-sansaconnect.c
+40
-13
firmware/target/arm/tms320dm320/sansa-connect/avr-sansaconnect.c
···
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#include <stdio.h>
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#include "config.h"
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#include "system.h"
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+
#include "power.h"
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#include "kernel.h"
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#include "logf.h"
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#include "avr-sansaconnect.h"
···
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static struct semaphore avr_thread_trigger;
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#endif
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-
static int current_battery_level = 100;
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/* OF bootloader will refuse to start software if low power is set
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* Bits 3, 4, 5, 6 and 7 are unknown.
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*/
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#define BATTERY_STATUS_LOW_POWER (1 << 2)
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#define BATTERY_STATUS_CHARGER_CONNECTED (1 << 1)
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#define BATTERY_STATUS_CHARGING (1 << 0)
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static uint8_t avr_battery_status;
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#define BATTERY_LEVEL_NOT_DETECTED (1 << 7)
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#define BATTERY_LEVEL_PERCENTAGE_MASK 0x7F
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static uint8_t avr_battery_level = 100;
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static inline unsigned short be2short(unsigned char* buf)
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{
···
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int _battery_level(void)
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{
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/* Force shutoff when level read by AVR is 4 or lower */
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return (current_battery_level > 4) ? current_battery_level : 0;
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/* OF still plays music when level is at 0 */
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if (avr_battery_level & BATTERY_LEVEL_NOT_DETECTED)
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{
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return 0;
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}
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return avr_battery_level & BATTERY_LEVEL_PERCENTAGE_MASK;
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}
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unsigned int power_input_status(void)
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{
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if (avr_battery_status & BATTERY_STATUS_CHARGER_CONNECTED)
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{
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return POWER_INPUT_USB_CHARGER;
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}
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return POWER_INPUT_NONE;
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}
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bool charging_state(void)
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{
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return (avr_battery_status & BATTERY_STATUS_CHARGING) != 0;
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}
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static void avr_hid_get_state(void)
···
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CMD_CLOSE};
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static unsigned char buf[11];
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static unsigned char cmd_empty[1] = {0xCC};
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spi_txrx(cmd, buf, sizeof(cmd));
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/*
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* buf[8] contains some battery/charger related information (unknown)
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* buf[9] contains battery level in percents (0-100)
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*/
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current_battery_level = (int)buf[9];
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spi_txrx(cmd_empty, NULL, 1); /* request interrupt on button press */
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/* In very unlikely case the command has to be repeated */
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do
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{
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spi_txrx(cmd, buf, sizeof(cmd));
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}
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while ((buf[1] != CMD_SYNC) || (buf[10] != CMD_CLOSE));
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avr_battery_status = buf[8];
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avr_battery_level = buf[9];
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parse_button_state(buf);
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}
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-14
firmware/target/arm/tms320dm320/sansa-connect/power-sansaconnect.c
-14
firmware/target/arm/tms320dm320/sansa-connect/power-sansaconnect.c
···
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avr_hid_power_off();
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}
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-
#if CONFIG_CHARGING
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unsigned int power_input_status(void)
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{
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return POWER_INPUT_NONE;
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}
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/* Returns true if the unit is charging the batteries. */
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bool charging_state(void)
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{
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return false;
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}
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#endif
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void ide_power_enable(bool on)
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{
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(void)on;
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}
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-