diff --git a/applications/nfc/nfc_cli.c b/applications/nfc/nfc_cli.c
index 7656bd31..6349cde4 100755
--- a/applications/nfc/nfc_cli.c
+++ b/applications/nfc/nfc_cli.c
@@ -19,7 +19,6 @@ void nfc_cli_detect(Cli* cli, string_t args, void* context) {
     rfalNfcDevice* dev_list;
     uint8_t dev_cnt = 0;
     bool cmd_exit = false;
-    api_hal_nfc_init();
     api_hal_nfc_exit_sleep();
     printf("Detecting nfc...\r\nPress Ctrl+C to abort\r\n");
     while(!cmd_exit) {
@@ -51,7 +50,6 @@ void nfc_cli_emulate(Cli* cli, string_t args, void* context) {
         return;
     }
 
-    api_hal_nfc_init();
     api_hal_nfc_exit_sleep();
     printf("Emulating NFC-A Type: T2T UID: CF72D440 SAK: 20 ATQA: 00/04\r\n");
     printf("Press Ctrl+C to abort\r\n");
diff --git a/applications/nfc/nfc_worker.c b/applications/nfc/nfc_worker.c
index 0e0003d6..e536620e 100755
--- a/applications/nfc/nfc_worker.c
+++ b/applications/nfc/nfc_worker.c
@@ -15,9 +15,7 @@ NfcWorker* nfc_worker_alloc() {
     nfc_worker->callback = NULL;
     nfc_worker->context = NULL;
     // Initialize rfal
-    nfc_worker->error = api_hal_nfc_init();
-    if(nfc_worker->error == ERR_NONE) {
-        api_hal_nfc_start_sleep();
+    if(!api_hal_nfc_is_busy()) {
         nfc_worker_change_state(nfc_worker, NfcWorkerStateReady);
     } else {
         nfc_worker_change_state(nfc_worker, NfcWorkerStateBroken);
@@ -35,10 +33,6 @@ NfcWorkerState nfc_worker_get_state(NfcWorker* nfc_worker) {
     return nfc_worker->state;
 }
 
-ReturnCode nfc_worker_get_error(NfcWorker* nfc_worker) {
-    return nfc_worker->error;
-}
-
 void nfc_worker_start(
     NfcWorker* nfc_worker,
     NfcWorkerState state,
diff --git a/applications/nfc/nfc_worker.h b/applications/nfc/nfc_worker.h
index 7109e5f8..4719cb21 100755
--- a/applications/nfc/nfc_worker.h
+++ b/applications/nfc/nfc_worker.h
@@ -28,8 +28,6 @@ NfcWorker* nfc_worker_alloc();
 
 NfcWorkerState nfc_worker_get_state(NfcWorker* nfc_worker);
 
-ReturnCode nfc_worker_get_error(NfcWorker* nfc_worker);
-
 void nfc_worker_free(NfcWorker* nfc_worker);
 
 void nfc_worker_start(
diff --git a/applications/nfc/nfc_worker_i.h b/applications/nfc/nfc_worker_i.h
index 00d5e454..9df5707d 100755
--- a/applications/nfc/nfc_worker_i.h
+++ b/applications/nfc/nfc_worker_i.h
@@ -26,7 +26,6 @@ struct NfcWorker {
     void* context;
 
     NfcWorkerState state;
-    ReturnCode error;
 };
 
 void nfc_worker_change_state(NfcWorker* nfc_worker, NfcWorkerState state);
diff --git a/firmware/targets/api-hal-include/api-hal-nfc.h b/firmware/targets/api-hal-include/api-hal-nfc.h
index 75d8c98a..dda13e3b 100644
--- a/firmware/targets/api-hal-include/api-hal-nfc.h
+++ b/firmware/targets/api-hal-include/api-hal-nfc.h
@@ -14,7 +14,7 @@ extern "C" {
 /**
  * Init nfc
  */
-ReturnCode api_hal_nfc_init();
+void api_hal_nfc_init();
 
 /**
  * Check if nfc worker is busy
diff --git a/firmware/targets/f6/api-hal/api-hal-boot.c b/firmware/targets/f6/api-hal/api-hal-boot.c
index 320e2b6b..5a868a93 100644
--- a/firmware/targets/f6/api-hal/api-hal-boot.c
+++ b/firmware/targets/f6/api-hal/api-hal-boot.c
@@ -1,5 +1,6 @@
 #include <api-hal-boot.h>
 #include <stm32wbxx_ll_rtc.h>
+#include <furi.h>
 
 // Boot request enum
 #define BOOT_REQUEST_TAINTED 0x00000000
@@ -10,6 +11,7 @@ void api_hal_boot_init() {
 #ifndef DEBUG
     LL_RTC_BAK_SetRegister(RTC, LL_RTC_BKP_DR0, BOOT_REQUEST_TAINTED);
 #endif
+    FURI_LOG_I("FuriHalBoot", "Init OK");
 }
 
 void api_hal_boot_set_mode(ApiHalBootMode mode) {
diff --git a/firmware/targets/f6/api-hal/api-hal-console.c b/firmware/targets/f6/api-hal/api-hal-console.c
index 6438e673..7fbfa17a 100644
--- a/firmware/targets/f6/api-hal/api-hal-console.c
+++ b/firmware/targets/f6/api-hal/api-hal-console.c
@@ -4,6 +4,8 @@
 #include <stm32wbxx_ll_gpio.h>
 #include <stm32wbxx_ll_usart.h>
 
+#include <furi.h>
+
 volatile bool api_hal_console_alive = false;
 
 void api_hal_console_init() {
@@ -34,6 +36,8 @@ void api_hal_console_init() {
 
     while(!LL_USART_IsActiveFlag_TEACK(USART1)) ;
     api_hal_console_alive = true;
+
+    FURI_LOG_I("FuriHalConsole", "Init OK");
 }
 
 void api_hal_console_tx(const uint8_t* buffer, size_t buffer_size) {
diff --git a/firmware/targets/f6/api-hal/api-hal-delay.c b/firmware/targets/f6/api-hal/api-hal-delay.c
index f4cd80f7..bb33fb0e 100644
--- a/firmware/targets/f6/api-hal/api-hal-delay.c
+++ b/firmware/targets/f6/api-hal/api-hal-delay.c
@@ -10,6 +10,7 @@ void api_hal_delay_init(void) {
     DWT->CTRL |= DWT_CTRL_CYCCNTENA_Msk;
     DWT->CYCCNT = 0U;
     clk_per_microsecond = SystemCoreClock / 1000000.0f;
+    FURI_LOG_I("FuriHalDelay", "Init OK");
 }
 
 void delay_us(float microseconds) {
diff --git a/firmware/targets/f6/api-hal/api-hal-i2c.c b/firmware/targets/f6/api-hal/api-hal-i2c.c
index dc9dd87f..110a5d26 100644
--- a/firmware/targets/f6/api-hal/api-hal-i2c.c
+++ b/firmware/targets/f6/api-hal/api-hal-i2c.c
@@ -42,6 +42,7 @@ void api_hal_i2c_init() {
     LL_I2C_DisableOwnAddress2(POWER_I2C);
     LL_I2C_DisableGeneralCall(POWER_I2C);
     LL_I2C_EnableClockStretching(POWER_I2C);
+    FURI_LOG_I("FuriHalI2C", "Init OK");
 }
 
 bool api_hal_i2c_tx(
diff --git a/firmware/targets/f6/api-hal/api-hal-interrupt.c b/firmware/targets/f6/api-hal/api-hal-interrupt.c
index cbaf67fd..ce8bd579 100644
--- a/firmware/targets/f6/api-hal/api-hal-interrupt.c
+++ b/firmware/targets/f6/api-hal/api-hal-interrupt.c
@@ -14,6 +14,7 @@ volatile ApiHalInterruptISR api_hal_dma_channel_isr[API_HAL_INTERRUPT_DMA_COUNT]
 void api_hal_interrupt_init() {
     NVIC_SetPriority(DMA1_Channel1_IRQn, NVIC_EncodePriority(NVIC_GetPriorityGrouping(), 5, 0));
     NVIC_EnableIRQ(DMA1_Channel1_IRQn);
+    FURI_LOG_I("FuriHalInterrupt", "Init OK");
 }
 
 void api_hal_interrupt_set_timer_isr(TIM_TypeDef* timer, ApiHalInterruptISR isr) {
diff --git a/firmware/targets/f6/api-hal/api-hal-light.c b/firmware/targets/f6/api-hal/api-hal-light.c
index b284d4df..b01a9ab9 100644
--- a/firmware/targets/f6/api-hal/api-hal-light.c
+++ b/firmware/targets/f6/api-hal/api-hal-light.c
@@ -21,6 +21,7 @@ void api_hal_light_init() {
 
     lp5562_enable();
     lp5562_configure();
+    FURI_LOG_I("FuriHalLight", "Init OK");
 }
 
 void api_hal_light_set(Light light, uint8_t value) {
diff --git a/firmware/targets/f6/api-hal/api-hal-nfc.c b/firmware/targets/f6/api-hal/api-hal-nfc.c
index 813b6db2..56f675f6 100644
--- a/firmware/targets/f6/api-hal/api-hal-nfc.c
+++ b/firmware/targets/f6/api-hal/api-hal-nfc.c
@@ -3,20 +3,18 @@
 
 static const uint32_t clocks_in_ms = 64 * 1000;
 
-ReturnCode api_hal_nfc_init() {
-    // Check if Nfc worker was started
-    rfalNfcState state = rfalNfcGetState();
-    if(state == RFAL_NFC_STATE_NOTINIT) {
-        return rfalNfcInitialize();
-    } else if(state == RFAL_NFC_STATE_IDLE) {
-        return ERR_NONE;
+void api_hal_nfc_init() {
+    ReturnCode ret = rfalNfcInitialize();
+    if(ret == ERR_NONE) {
+        api_hal_nfc_start_sleep();
+        FURI_LOG_I("FuriHalNfc", "Init OK");
     } else {
-        return ERR_BUSY;
+        FURI_LOG_W("FuriHalNfc", "Initialization failed, RFAL returned: %d", ret);
     }
 }
 
 bool api_hal_nfc_is_busy() {
-    return rfalNfcGetState() > RFAL_NFC_STATE_IDLE;
+    return rfalNfcGetState() != RFAL_NFC_STATE_IDLE;
 }
 
 void api_hal_nfc_field_on() {
diff --git a/firmware/targets/f6/api-hal/api-hal-os.c b/firmware/targets/f6/api-hal/api-hal-os.c
index 3016cc51..2f4d8363 100644
--- a/firmware/targets/f6/api-hal/api-hal-os.c
+++ b/firmware/targets/f6/api-hal/api-hal-os.c
@@ -3,8 +3,7 @@
 #include <api-hal-power.h>
 #include <stm32wbxx_ll_cortex.h>
 
-#include <FreeRTOS.h>
-#include <cmsis_os.h>
+#include <furi.h>
 
 #define API_HAL_OS_CLK_FREQUENCY 32768
 #define API_HAL_OS_TICK_PER_SECOND 1024
@@ -42,6 +41,8 @@ void api_hal_os_init() {
     osTimerId_t second_timer = osTimerNew(api_hal_os_timer_callback, osTimerPeriodic, NULL, NULL);
     osTimerStart(second_timer, 1024);
 #endif
+
+    FURI_LOG_I("FuriHalOs", "Init OK");
 }
 
 void LPTIM2_IRQHandler(void) {
diff --git a/firmware/targets/f6/api-hal/api-hal-power.c b/firmware/targets/f6/api-hal/api-hal-power.c
index 90e5af8a..24533e73 100644
--- a/firmware/targets/f6/api-hal/api-hal-power.c
+++ b/firmware/targets/f6/api-hal/api-hal-power.c
@@ -13,6 +13,8 @@
 #include <bq27220.h>
 #include <bq25896.h>
 
+#include <furi.h>
+
 typedef struct {
     volatile uint32_t insomnia;
     volatile uint32_t deep_insomnia;
@@ -70,6 +72,7 @@ void api_hal_power_init() {
     LL_PWR_SMPS_SetMode(LL_PWR_SMPS_STEP_DOWN);
     bq27220_init(&cedv);
     bq25896_init();
+    FURI_LOG_I("FuriHalPower", "Init OK");
 }
 
 uint16_t api_hal_power_insomnia_level() {
diff --git a/firmware/targets/f6/api-hal/api-hal-spi.c b/firmware/targets/f6/api-hal/api-hal-spi.c
index 6991e3a6..cffdc591 100644
--- a/firmware/targets/f6/api-hal/api-hal-spi.c
+++ b/firmware/targets/f6/api-hal/api-hal-spi.c
@@ -22,6 +22,7 @@ void api_hal_spi_init() {
             GpioSpeedVeryHigh
         );
     }
+    FURI_LOG_I("FuriHalSpi", "Init OK");
 }
 
 void api_hal_spi_bus_lock(const ApiHalSpiBus* bus) {
diff --git a/firmware/targets/f6/api-hal/api-hal-subghz.c b/firmware/targets/f6/api-hal/api-hal-subghz.c
index 3b11c7f8..5ccde68f 100644
--- a/firmware/targets/f6/api-hal/api-hal-subghz.c
+++ b/firmware/targets/f6/api-hal/api-hal-subghz.c
@@ -114,6 +114,7 @@ void api_hal_subghz_init() {
     cc1101_shutdown(device);
 
     api_hal_spi_device_return(device);
+    FURI_LOG_I("FuriHalSubGhz", "Init OK");
 }
 
 void api_hal_subghz_sleep() {
diff --git a/firmware/targets/f6/api-hal/api-hal-vcp.c b/firmware/targets/f6/api-hal/api-hal-vcp.c
index 1f77460e..296ee1e8 100644
--- a/firmware/targets/f6/api-hal/api-hal-vcp.c
+++ b/firmware/targets/f6/api-hal/api-hal-vcp.c
@@ -29,6 +29,7 @@ void api_hal_vcp_init() {
     api_hal_vcp->tx_semaphore = osSemaphoreNew(1, 1, NULL);
     api_hal_vcp->alive = false;
     api_hal_vcp->underrun = false;
+    FURI_LOG_I("FuriHalVcp", "Init OK");
 }
 
 void _api_hal_vcp_init() {
diff --git a/firmware/targets/f6/api-hal/api-hal-version.c b/firmware/targets/f6/api-hal/api-hal-version.c
index 2b965be5..761f57e1 100644
--- a/firmware/targets/f6/api-hal/api-hal-version.c
+++ b/firmware/targets/f6/api-hal/api-hal-version.c
@@ -165,6 +165,7 @@ void api_hal_version_init() {
         break;
         default: furi_check(0);
     }
+    FURI_LOG_I("FuriHalVersion", "Init OK");
 }
 
 bool api_hal_version_do_i_belong_here() {
diff --git a/firmware/targets/f6/api-hal/api-hal-vibro.c b/firmware/targets/f6/api-hal/api-hal-vibro.c
index d418aacc..71102f7f 100644
--- a/firmware/targets/f6/api-hal/api-hal-vibro.c
+++ b/firmware/targets/f6/api-hal/api-hal-vibro.c
@@ -4,6 +4,8 @@
 void api_hal_vibro_init() {
     hal_gpio_init(&vibro_gpio, GpioModeOutputPushPull, GpioPullNo, GpioSpeedLow);
     hal_gpio_write(&vibro_gpio, false);
+    FURI_LOG_I("FuriHalVibro", "Init OK");
+
 }
 
 void api_hal_vibro_on(bool value) {
diff --git a/firmware/targets/f6/api-hal/api-hal.c b/firmware/targets/f6/api-hal/api-hal.c
index 98836881..d5edd11f 100644
--- a/firmware/targets/f6/api-hal/api-hal.c
+++ b/firmware/targets/f6/api-hal/api-hal.c
@@ -16,11 +16,8 @@
 void api_hal_init() {
     api_hal_clock_init();
     api_hal_console_init();
-    FURI_LOG_I("FURI_HAL", "CLOCK and CONSOLE OK");
     api_hal_interrupt_init();
-    FURI_LOG_I("FURI_HAL", "INTERRUPT OK");
     api_hal_delay_init();
-    FURI_LOG_I("FURI_HAL", "DELAY OK");
 
     MX_GPIO_Init();
     FURI_LOG_I("HAL", "GPIO OK");
@@ -28,9 +25,7 @@ void api_hal_init() {
     MX_RTC_Init();
     FURI_LOG_I("HAL", "RTC OK");
     api_hal_boot_init();
-    FURI_LOG_I("FURI_HAL", "BOOT OK");
     api_hal_version_init();
-    FURI_LOG_I("FURI_HAL", "VERSION OK");
     
     MX_ADC1_Init();
     FURI_LOG_I("HAL", "ADC1 OK");
@@ -40,7 +35,6 @@ void api_hal_init() {
     MX_SPI2_Init();
     FURI_LOG_I("HAL", "SPI2 OK");
     api_hal_spi_init();
-    FURI_LOG_I("FURI_HAL", "SPI OK");
 
     MX_TIM1_Init();
     FURI_LOG_I("HAL", "TIM1 OK");
@@ -65,24 +59,18 @@ void api_hal_init() {
 
     // VCP + USB
     api_hal_vcp_init();
-    FURI_LOG_I("FURI_HAL", "VCP OK");
     MX_USB_Device_Init();
     FURI_LOG_I("HAL", "USB OK");
 
     api_hal_i2c_init();
-    FURI_LOG_I("FURI_HAL", "I2C OK");
 
     // High Level
     api_hal_power_init();
-    FURI_LOG_I("FURI_HAL", "POWER OK");
     api_hal_light_init();
-    FURI_LOG_I("FURI_HAL", "LIGHT OK");
     api_hal_vibro_init();
-    FURI_LOG_I("FURI_HAL", "VIBRO OK");
     api_hal_subghz_init();
-    FURI_LOG_I("FURI_HAL", "SUBGHZ OK");
+    api_hal_nfc_init();
 
     // FreeRTOS glue
     api_hal_os_init();
-    FURI_LOG_I("FURI_HAL", "OS OK");
 }
diff --git a/lib/ST25RFAL002/timer.c b/lib/ST25RFAL002/timer.c
index 29ecab90..ed230a42 100644
--- a/lib/ST25RFAL002/timer.c
+++ b/lib/ST25RFAL002/timer.c
@@ -67,7 +67,7 @@ static uint32_t timerStopwatchTick;
 /*******************************************************************************/
 uint32_t timerCalculateTimer( uint16_t time )
 {  
-  return (osKernelGetTickCount() + time);
+  return (HAL_GetTick() + time);
 }
 
 
@@ -77,7 +77,7 @@ bool timerIsExpired( uint32_t timer )
   uint32_t uDiff;
   int32_t sDiff;
   
-  uDiff = (timer - osKernelGetTickCount());   /* Calculate the diff between the timers */
+  uDiff = (timer - HAL_GetTick());          /* Calculate the diff between the timers */
   sDiff = uDiff;                            /* Convert the diff to a signed var      */
   
   /* Check if the given timer has expired already */
@@ -104,13 +104,13 @@ void timerDelay( uint16_t tOut )
 /*******************************************************************************/
 void timerStopwatchStart( void )
 {
-  timerStopwatchTick = osKernelGetTickCount();
+  timerStopwatchTick = HAL_GetTick();
 }
 
 
 /*******************************************************************************/
 uint32_t timerStopwatchMeasure( void )
 {
-  return (uint32_t)(osKernelGetTickCount() - timerStopwatchTick);
+  return (uint32_t)(HAL_GetTick() - timerStopwatchTick);
 }