diff options
Diffstat (limited to 'recovery.cpp')
| -rw-r--r-- | recovery.cpp | 99 |
1 files changed, 84 insertions, 15 deletions
diff --git a/recovery.cpp b/recovery.cpp index 17e9eb66f..3ce218548 100644 --- a/recovery.cpp +++ b/recovery.cpp @@ -40,6 +40,8 @@ #include <cutils/android_reboot.h> #include <cutils/properties.h> +#include <healthd/BatteryMonitor.h> + #include "adb_install.h" #include "bootloader.h" #include "common.h" @@ -84,6 +86,12 @@ static const char *TEMPORARY_INSTALL_FILE = "/tmp/last_install"; static const char *LAST_KMSG_FILE = "/cache/recovery/last_kmsg"; static const char *LAST_LOG_FILE = "/cache/recovery/last_log"; static const int KEEP_LOG_COUNT = 10; +static const int BATTERY_READ_TIMEOUT_IN_SEC = 10; +// GmsCore enters recovery mode to install package when having enough battery +// percentage. Normally, the threshold is 40% without charger and 20% with charger. +// So we should check battery with a slightly lower limitation. +static const int BATTERY_OK_PERCENTAGE = 20; +static const int BATTERY_WITH_CHARGER_OK_PERCENTAGE = 15; RecoveryUI* ui = NULL; char* locale = NULL; @@ -1058,8 +1066,61 @@ ui_print(const char* format, ...) { } } -int -main(int argc, char **argv) { +static bool is_battery_ok() { + struct healthd_config healthd_config = { + .batteryStatusPath = android::String8(android::String8::kEmptyString), + .batteryHealthPath = android::String8(android::String8::kEmptyString), + .batteryPresentPath = android::String8(android::String8::kEmptyString), + .batteryCapacityPath = android::String8(android::String8::kEmptyString), + .batteryVoltagePath = android::String8(android::String8::kEmptyString), + .batteryTemperaturePath = android::String8(android::String8::kEmptyString), + .batteryTechnologyPath = android::String8(android::String8::kEmptyString), + .batteryCurrentNowPath = android::String8(android::String8::kEmptyString), + .batteryCurrentAvgPath = android::String8(android::String8::kEmptyString), + .batteryChargeCounterPath = android::String8(android::String8::kEmptyString), + .batteryFullChargePath = android::String8(android::String8::kEmptyString), + .batteryCycleCountPath = android::String8(android::String8::kEmptyString), + .energyCounter = NULL, + .boot_min_cap = 0, + .screen_on = NULL + }; + healthd_board_init(&healthd_config); + + android::BatteryMonitor monitor; + monitor.init(&healthd_config); + + int wait_second = 0; + while (true) { + int charge_status = monitor.getChargeStatus(); + // Treat unknown status as charged. + bool charged = (charge_status != android::BATTERY_STATUS_DISCHARGING && + charge_status != android::BATTERY_STATUS_NOT_CHARGING); + android::BatteryProperty capacity; + android::status_t status = monitor.getProperty(android::BATTERY_PROP_CAPACITY, &capacity); + ui_print("charge_status %d, charged %d, status %d, capacity %lld\n", charge_status, + charged, status, capacity.valueInt64); + // At startup, the battery drivers in devices like N5X/N6P take some time to load + // the battery profile. Before the load finishes, it reports value 50 as a fake + // capacity. BATTERY_READ_TIMEOUT_IN_SEC is set that the battery drivers are expected + // to finish loading the battery profile earlier than 10 seconds after kernel startup. + if (status == 0 && capacity.valueInt64 == 50) { + if (wait_second < BATTERY_READ_TIMEOUT_IN_SEC) { + sleep(1); + wait_second++; + continue; + } + } + // If we can't read battery percentage, it may be a device without battery. In this + // situation, use 100 as a fake battery percentage. + if (status != 0) { + capacity.valueInt64 = 100; + } + return (charged && capacity.valueInt64 >= BATTERY_WITH_CHARGER_OK_PERCENTAGE) || + (!charged && capacity.valueInt64 >= BATTERY_OK_PERCENTAGE); + } +} + +int main(int argc, char **argv) { // If this binary is started with the single argument "--adbd", // instead of being the normal recovery binary, it turns into kind // of a stripped-down version of adbd that only supports the @@ -1189,18 +1250,25 @@ main(int argc, char **argv) { int status = INSTALL_SUCCESS; if (update_package != NULL) { - status = install_package(update_package, &should_wipe_cache, TEMPORARY_INSTALL_FILE, true); - if (status == INSTALL_SUCCESS && should_wipe_cache) { - wipe_cache(false, device); - } - if (status != INSTALL_SUCCESS) { - ui->Print("Installation aborted.\n"); - - // If this is an eng or userdebug build, then automatically - // turn the text display on if the script fails so the error - // message is visible. - if (is_ro_debuggable()) { - ui->ShowText(true); + if (!is_battery_ok()) { + ui->Print("battery capacity is not enough for installing package, needed is %d%%\n", + BATTERY_OK_PERCENTAGE); + status = INSTALL_SKIPPED; + } else { + status = install_package(update_package, &should_wipe_cache, + TEMPORARY_INSTALL_FILE, true); + if (status == INSTALL_SUCCESS && should_wipe_cache) { + wipe_cache(false, device); + } + if (status != INSTALL_SUCCESS) { + ui->Print("Installation aborted.\n"); + + // If this is an eng or userdebug build, then automatically + // turn the text display on if the script fails so the error + // message is visible. + if (is_ro_debuggable()) { + ui->ShowText(true); + } } } } else if (should_wipe_data) { @@ -1249,7 +1317,8 @@ main(int argc, char **argv) { } Device::BuiltinAction after = shutdown_after ? Device::SHUTDOWN : Device::REBOOT; - if ((status != INSTALL_SUCCESS && !sideload_auto_reboot) || ui->IsTextVisible()) { + if ((status != INSTALL_SUCCESS && status != INSTALL_SKIPPED && !sideload_auto_reboot) || + ui->IsTextVisible()) { Device::BuiltinAction temp = prompt_and_wait(device, status); if (temp != Device::NO_ACTION) { after = temp; |