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mpris
rockbox
mpd
libadwaita
audio
rust
zig
deno
Fix battery meter on Sansa Connect.
Use the battery capacity percents reported by AVR. Internally fake linear voltage scale is used (1 mV = 1%).
git-svn-id: svn://svn.rockbox.org/rockbox/trunk@31049 a1c6a512-1295-4272-9138-f99709370657
+20
-5
+8
firmware/target/arm/tms320dm320/sansa-connect/avr-sansaconnect.c
+8
firmware/target/arm/tms320dm320/sansa-connect/avr-sansaconnect.c
···
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avr_hid_sync();
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}
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/* defined in powermgmt-sansaconnect.c */
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void set_battery_level(unsigned int level);
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static void avr_hid_get_state(void)
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{
···
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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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/*
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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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set_battery_level((unsigned int)buf[9]);
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spi_txrx(cmd_empty, NULL, 1); /* request interrupt on button press */
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+12
-5
firmware/target/arm/tms320dm320/sansa-connect/powermgmt-sansaconnect.c
+12
-5
firmware/target/arm/tms320dm320/sansa-connect/powermgmt-sansaconnect.c
···
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#include "powermgmt.h"
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#include "kernel.h"
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-
/* THIS CONTAINS CURRENTLY DUMMY CODE! */
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/* Use fake linear scale as AVR does the voltage to percentage conversion */
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+
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static unsigned int current_battery_level = 100;
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-
static const unsigned short current_voltage = 3910;
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const unsigned short battery_level_dangerous[BATTERY_TYPES_COUNT] =
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{
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0
···
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/* voltages (millivolt) of 0%, 10%, ... 100% when charging disabled */
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const unsigned short percent_to_volt_discharge[BATTERY_TYPES_COUNT][11] =
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{
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-
{ 100, 300, 400, 500, 600, 700, 800, 900, 1000, 1200, 1320 },
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{ 0, 10, 20, 30, 40, 50, 60, 70, 80, 90, 100 },
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};
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/* voltages (millivolt) of 0%, 10%, ... 100% when charging enabled */
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const unsigned short percent_to_volt_charge[11] =
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{
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-
100, 300, 400, 500, 600, 700, 800, 900, 1000, 1200, 1320,
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0, 10, 20, 30, 40, 50, 60, 70, 80, 90, 100,
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};
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/* Returns battery voltage from ADC [millivolts] */
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unsigned int battery_adc_voltage(void)
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{
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-
return current_voltage;
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return current_battery_level;
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}
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+
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void set_battery_level(unsigned int level)
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{
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current_battery_level = level;
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}
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