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Rev 845 Rev 960
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    pmu_init();
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    pmu_init();
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}
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}
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bool charging_state(void)
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bool charging_state(void)
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{
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{
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    return false;
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    return (PDAT(11) & 0x10) ? false : true;
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}
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}
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bool external_power_state(void)
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bool vbus_state(void)
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{
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{
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    return (PDAT(12) & 8) ? false : true;
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    return (PDAT(11) & 0x20) ? false : true;
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}
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}
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bool vbus_state(void)
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bool external_power_state(void)
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{
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{
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    return (PDAT(12) & 8) ? false : true;
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    return vbus_state();
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}
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}
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int read_battery_voltage(int battery)
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int read_battery_voltage(int battery)
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{
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{
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    if (battery == 0) return pmu_read_battery_voltage();
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    if (battery == 0) return pmu_read_battery_voltage();
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}
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}
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int read_battery_mwh_current(int battery)
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int read_battery_mwh_current(int battery)
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{
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{
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    // TODO: Approximate that better
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    // TODO: Approximate that better
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    if (battery == 0) return (read_battery_voltage(0) - 3600) * 3;
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    if (battery == 0) return MAX(0, (read_battery_voltage(0) - 3600) * 3);
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    return -1;
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    return -1;
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}
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}
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int read_battery_mw(int battery)
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int read_battery_mw(int battery)
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{
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{
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}
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}
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enum battery_state read_battery_state(int battery)
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enum battery_state read_battery_state(int battery)
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{
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{
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    if (battery != 0) return BATTERY_STATE_INVALID;
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    if (battery != 0) return BATTERY_STATE_INVALID;
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    if (read_battery_voltage(0) < 100) return BATTERY_STATE_NONPRESENT;
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    if (charging_state()) return BATTERY_STATE_CHARGING;
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    if (charging_state()) return BATTERY_STATE_CHARGING;
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    if (external_power_state()) return BATTERY_STATE_IDLE;
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    if (external_power_state()) return BATTERY_STATE_IDLE;
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    return BATTERY_STATE_DISCHARGING;
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    return BATTERY_STATE_DISCHARGING;
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}
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}
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{
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{
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    if (input != 0) return INPUT_STATE_INVALID;
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    if (input != 0) return INPUT_STATE_INVALID;
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    if (external_power_state()) return INPUT_STATE_ACTIVE;
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    if (external_power_state()) return INPUT_STATE_ACTIVE;
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    return INPUT_STATE_NONPRESENT;
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    return INPUT_STATE_NONPRESENT;
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}
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}
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