small fix

targets/stm32l432/build/common.mk

@@ -6,7 +6,7 @@ AR=$(PREFIX)arm-none-eabi-ar
 DRIVER_LIBS := lib/stm32l4xx_hal_pcd.c lib/stm32l4xx_hal_pcd_ex.c lib/stm32l4xx_ll_gpio.c  \
        lib/stm32l4xx_ll_rcc.c lib/stm32l4xx_ll_rng.c lib/stm32l4xx_ll_tim.c  \
 	   lib/stm32l4xx_ll_usb.c lib/stm32l4xx_ll_utils.c lib/stm32l4xx_ll_pwr.c \
-	   lib/stm32l4xx_ll_usart.c lib/stm32l4xx_ll_spi.c lib/stm32l4xx_ll_exti.c
+	   lib/stm32l4xx_ll_usart.c lib/stm32l4xx_ll_spi.c
 
 USB_LIB := lib/usbd/usbd_cdc.c lib/usbd/usbd_cdc_if.c lib/usbd/usbd_composite.c \
 	   lib/usbd/usbd_conf.c lib/usbd/usbd_core.c lib/usbd/usbd_ioreq.c \

targets/stm32l432/lib/stm32l4xx_ll_exti.c

@@ -1,290 +0,0 @@
-/**
-  ******************************************************************************
-  * @file    stm32l4xx_ll_exti.c
-  * @author  MCD Application Team
-  * @brief   EXTI LL module driver.
-  ******************************************************************************
-  * @attention
-  *
-  * <h2><center>&copy; Copyright (c) 2017 STMicroelectronics.
-  * All rights reserved.</center></h2>
-  *
-  * This software component is licensed by ST under BSD 3-Clause license,
-  * the "License"; You may not use this file except in compliance with the
-  * License. You may obtain a copy of the License at:
-  *                        opensource.org/licenses/BSD-3-Clause
-  *
-  ******************************************************************************
-  */
-#if defined(USE_FULL_LL_DRIVER)
-
-/* Includes ------------------------------------------------------------------*/
-#include "stm32l4xx_ll_exti.h"
-#ifdef  USE_FULL_ASSERT
-#include "stm32_assert.h"
-#else
-#define assert_param(expr) ((void)0U)
-#endif
-
-/** @addtogroup STM32L4xx_LL_Driver
-  * @{
-  */
-
-#if defined (EXTI)
-
-/** @defgroup EXTI_LL EXTI
-  * @{
-  */
-
-/* Private types -------------------------------------------------------------*/
-/* Private variables ---------------------------------------------------------*/
-/* Private constants ---------------------------------------------------------*/
-/* Private macros ------------------------------------------------------------*/
-/** @addtogroup EXTI_LL_Private_Macros
-  * @{
-  */
-
-#define IS_LL_EXTI_LINE_0_31(__VALUE__)              (((__VALUE__) & ~LL_EXTI_LINE_ALL_0_31) == 0x00000000U)
-#define IS_LL_EXTI_LINE_32_63(__VALUE__)             (((__VALUE__) & ~LL_EXTI_LINE_ALL_32_63) == 0x00000000U)
-
-#define IS_LL_EXTI_MODE(__VALUE__)                   (((__VALUE__) == LL_EXTI_MODE_IT)            \
-                                                   || ((__VALUE__) == LL_EXTI_MODE_EVENT)         \
-                                                   || ((__VALUE__) == LL_EXTI_MODE_IT_EVENT))
-
-
-#define IS_LL_EXTI_TRIGGER(__VALUE__)                (((__VALUE__) == LL_EXTI_TRIGGER_NONE)       \
-                                                   || ((__VALUE__) == LL_EXTI_TRIGGER_RISING)     \
-                                                   || ((__VALUE__) == LL_EXTI_TRIGGER_FALLING)    \
-                                                   || ((__VALUE__) == LL_EXTI_TRIGGER_RISING_FALLING))
-
-/**
-  * @}
-  */
-
-/* Private function prototypes -----------------------------------------------*/
-
-/* Exported functions --------------------------------------------------------*/
-/** @addtogroup EXTI_LL_Exported_Functions
-  * @{
-  */
-
-/** @addtogroup EXTI_LL_EF_Init
-  * @{
-  */
-
-/**
-  * @brief  De-initialize the EXTI registers to their default reset values.
-  * @retval An ErrorStatus enumeration value:
-  *          - 0x00: EXTI registers are de-initialized
-  */
-uint32_t LL_EXTI_DeInit(void)
-{
-  /* Interrupt mask register set to default reset values */
-  LL_EXTI_WriteReg(IMR1,   0xFF820000U);
-  /* Event mask register set to default reset values */
-  LL_EXTI_WriteReg(EMR1,   0x00000000U);
-  /* Rising Trigger selection register set to default reset values */
-  LL_EXTI_WriteReg(RTSR1,  0x00000000U);
-  /* Falling Trigger selection register set to default reset values */
-  LL_EXTI_WriteReg(FTSR1,  0x00000000U);
-  /* Software interrupt event register set to default reset values */
-  LL_EXTI_WriteReg(SWIER1, 0x00000000U);
-  /* Pending register clear */
-  LL_EXTI_WriteReg(PR1,    0x007DFFFFU);
-
-  /* Interrupt mask register 2 set to default reset values */
-#if defined(LL_EXTI_LINE_40)
-  LL_EXTI_WriteReg(IMR2,        0x00000187U);
-#else
-  LL_EXTI_WriteReg(IMR2,        0x00000087U);
-#endif
-  /* Event mask register 2 set to default reset values */
-  LL_EXTI_WriteReg(EMR2,        0x00000000U);
-  /* Rising Trigger selection register 2 set to default reset values */
-  LL_EXTI_WriteReg(RTSR2,       0x00000000U);
-  /* Falling Trigger selection register 2 set to default reset values */
-  LL_EXTI_WriteReg(FTSR2,       0x00000000U);
-  /* Software interrupt event register 2 set to default reset values */
-  LL_EXTI_WriteReg(SWIER2,      0x00000000U);
-  /* Pending register 2 clear */
-  LL_EXTI_WriteReg(PR2,         0x00000078U);
-
-  return 0x00u;
-}
-
-/**
-  * @brief  Initialize the EXTI registers according to the specified parameters in EXTI_InitStruct.
-  * @param  EXTI_InitStruct pointer to a @ref LL_EXTI_InitTypeDef structure.
-  * @retval An ErrorStatus enumeration value:
-  *          - 0x00: EXTI registers are initialized
-  *          - any other calue : wrong configuration
-  */
-uint32_t LL_EXTI_Init(LL_EXTI_InitTypeDef *EXTI_InitStruct)
-{
-  uint32_t status = 0x00u;
-
-  /* Check the parameters */
-  assert_param(IS_LL_EXTI_LINE_0_31(EXTI_InitStruct->Line_0_31));
-  assert_param(IS_LL_EXTI_LINE_32_63(EXTI_InitStruct->Line_32_63));
-  assert_param(IS_FUNCTIONAL_STATE(EXTI_InitStruct->LineCommand));
-  assert_param(IS_LL_EXTI_MODE(EXTI_InitStruct->Mode));
-
-  /* ENABLE LineCommand */
-  if (EXTI_InitStruct->LineCommand != DISABLE)
-  {
-    assert_param(IS_LL_EXTI_TRIGGER(EXTI_InitStruct->Trigger));
-
-    /* Configure EXTI Lines in range from 0 to 31 */
-    if (EXTI_InitStruct->Line_0_31 != LL_EXTI_LINE_NONE)
-    {
-      switch (EXTI_InitStruct->Mode)
-      {
-        case LL_EXTI_MODE_IT:
-          /* First Disable Event on provided Lines */
-          LL_EXTI_DisableEvent_0_31(EXTI_InitStruct->Line_0_31);
-          /* Then Enable IT on provided Lines */
-          LL_EXTI_EnableIT_0_31(EXTI_InitStruct->Line_0_31);
-          break;
-        case LL_EXTI_MODE_EVENT:
-          /* First Disable IT on provided Lines */
-          LL_EXTI_DisableIT_0_31(EXTI_InitStruct->Line_0_31);
-          /* Then Enable Event on provided Lines */
-          LL_EXTI_EnableEvent_0_31(EXTI_InitStruct->Line_0_31);
-          break;
-        case LL_EXTI_MODE_IT_EVENT:
-          /* Directly Enable IT & Event on provided Lines */
-          LL_EXTI_EnableIT_0_31(EXTI_InitStruct->Line_0_31);
-          LL_EXTI_EnableEvent_0_31(EXTI_InitStruct->Line_0_31);
-          break;
-        default:
-          status = 0x01u;
-          break;
-      }
-      if (EXTI_InitStruct->Trigger != LL_EXTI_TRIGGER_NONE)
-      {
-        switch (EXTI_InitStruct->Trigger)
-        {
-          case LL_EXTI_TRIGGER_RISING:
-            /* First Disable Falling Trigger on provided Lines */
-            LL_EXTI_DisableFallingTrig_0_31(EXTI_InitStruct->Line_0_31);
-            /* Then Enable Rising Trigger on provided Lines */
-            LL_EXTI_EnableRisingTrig_0_31(EXTI_InitStruct->Line_0_31);
-            break;
-          case LL_EXTI_TRIGGER_FALLING:
-            /* First Disable Rising Trigger on provided Lines */
-            LL_EXTI_DisableRisingTrig_0_31(EXTI_InitStruct->Line_0_31);
-            /* Then Enable Falling Trigger on provided Lines */
-            LL_EXTI_EnableFallingTrig_0_31(EXTI_InitStruct->Line_0_31);
-            break;
-          case LL_EXTI_TRIGGER_RISING_FALLING:
-            LL_EXTI_EnableRisingTrig_0_31(EXTI_InitStruct->Line_0_31);
-            LL_EXTI_EnableFallingTrig_0_31(EXTI_InitStruct->Line_0_31);
-            break;
-          default:
-            status |= 0x02u;
-            break;
-        }
-      }
-    }
-    /* Configure EXTI Lines in range from 32 to 63 */
-    if (EXTI_InitStruct->Line_32_63 != LL_EXTI_LINE_NONE)
-    {
-      switch (EXTI_InitStruct->Mode)
-      {
-        case LL_EXTI_MODE_IT:
-          /* First Disable Event on provided Lines */
-          LL_EXTI_DisableEvent_32_63(EXTI_InitStruct->Line_32_63);
-          /* Then Enable IT on provided Lines */
-          LL_EXTI_EnableIT_32_63(EXTI_InitStruct->Line_32_63);
-          break;
-        case LL_EXTI_MODE_EVENT:
-          /* First Disable IT on provided Lines */
-          LL_EXTI_DisableIT_32_63(EXTI_InitStruct->Line_32_63);
-          /* Then Enable Event on provided Lines */
-          LL_EXTI_EnableEvent_32_63(EXTI_InitStruct->Line_32_63);
-          break;
-        case LL_EXTI_MODE_IT_EVENT:
-          /* Directly Enable IT & Event on provided Lines */
-          LL_EXTI_EnableIT_32_63(EXTI_InitStruct->Line_32_63);
-          LL_EXTI_EnableEvent_32_63(EXTI_InitStruct->Line_32_63);
-          break;
-        default:
-          status |= 0x04u;
-          break;
-      }
-      if (EXTI_InitStruct->Trigger != LL_EXTI_TRIGGER_NONE)
-      {
-        switch (EXTI_InitStruct->Trigger)
-        {
-          case LL_EXTI_TRIGGER_RISING:
-            /* First Disable Falling Trigger on provided Lines */
-            LL_EXTI_DisableFallingTrig_32_63(EXTI_InitStruct->Line_32_63);
-            /* Then Enable IT on provided Lines */
-            LL_EXTI_EnableRisingTrig_32_63(EXTI_InitStruct->Line_32_63);
-            break;
-          case LL_EXTI_TRIGGER_FALLING:
-            /* First Disable Rising Trigger on provided Lines */
-            LL_EXTI_DisableRisingTrig_32_63(EXTI_InitStruct->Line_32_63);
-            /* Then Enable Falling Trigger on provided Lines */
-            LL_EXTI_EnableFallingTrig_32_63(EXTI_InitStruct->Line_32_63);
-            break;
-          case LL_EXTI_TRIGGER_RISING_FALLING:
-            LL_EXTI_EnableRisingTrig_32_63(EXTI_InitStruct->Line_32_63);
-            LL_EXTI_EnableFallingTrig_32_63(EXTI_InitStruct->Line_32_63);
-            break;
-          default:
-            status = ERROR;
-            break;
-        }
-      }
-    }
-  }
-  /* DISABLE LineCommand */
-  else
-  {
-    /* De-configure EXTI Lines in range from 0 to 31 */
-    LL_EXTI_DisableIT_0_31(EXTI_InitStruct->Line_0_31);
-    LL_EXTI_DisableEvent_0_31(EXTI_InitStruct->Line_0_31);
-    /* De-configure EXTI Lines in range from 32 to 63 */
-    LL_EXTI_DisableIT_32_63(EXTI_InitStruct->Line_32_63);
-    LL_EXTI_DisableEvent_32_63(EXTI_InitStruct->Line_32_63);
-  }
-
-  return status;
-}
-
-/**
-  * @brief  Set each @ref LL_EXTI_InitTypeDef field to default value.
-  * @param  EXTI_InitStruct Pointer to a @ref LL_EXTI_InitTypeDef structure.
-  * @retval None
-  */
-void LL_EXTI_StructInit(LL_EXTI_InitTypeDef *EXTI_InitStruct)
-{
-  EXTI_InitStruct->Line_0_31      = LL_EXTI_LINE_NONE;
-  EXTI_InitStruct->Line_32_63     = LL_EXTI_LINE_NONE;
-  EXTI_InitStruct->LineCommand    = DISABLE;
-  EXTI_InitStruct->Mode           = LL_EXTI_MODE_IT;
-  EXTI_InitStruct->Trigger        = LL_EXTI_TRIGGER_FALLING;
-}
-
-/**
-  * @}
-  */
-
-/**
-  * @}
-  */
-
-/**
-  * @}
-  */
-
-#endif /* defined (EXTI) */
-
-/**
-  * @}
-  */
-
-#endif /* USE_FULL_LL_DRIVER */
-
-/************************ (C) COPYRIGHT STMicroelectronics *****END OF FILE****/

targets/stm32l432/src/device.c

@@ -38,8 +38,6 @@ void wait_for_usb_tether();
 
 
 uint32_t __90_ms = 0;
-uint32_t __last_button_press_time = 0;
-uint32_t __last_button_bounce_time = 0;
 uint32_t __device_status = 0;
 uint32_t __last_update = 0;
 extern PCD_HandleTypeDef hpcd;
@@ -77,21 +75,6 @@ void TIM6_DAC_IRQHandler()
             ctaphid_update_status(__device_status);
         }
     }
-
-
-    if (is_touch_button_pressed == IS_BUTTON_PRESSED)
-    {
-        if (IS_BUTTON_PRESSED())
-        {
-            // Only allow 1 press per 25 ms.
-            if ((millis() - __last_button_bounce_time) > 25)
-            {
-                __last_button_press_time = millis();
-            }
-            __last_button_bounce_time = millis();
-        }
-    }
-
 #ifndef IS_BOOTLOADER
 	// NFC sending WTX if needs
 	if (device_is_nfc() == NFC_IS_ACTIVE)
@@ -101,21 +84,6 @@ void TIM6_DAC_IRQHandler()
 #endif
 }
 
-// Interrupt on rising edge of button (button released)
-void EXTI0_IRQHandler(void)
-{
-    EXTI->PR1 = EXTI->PR1;
-    if (is_physical_button_pressed == IS_BUTTON_PRESSED)
-    {
-        // Only allow 1 press per 25 ms.
-        if ((millis() - __last_button_bounce_time) > 25)
-        {
-            __last_button_press_time = millis();
-        }
-        __last_button_bounce_time = millis();
-    }
-}
-
 // Global USB interrupt handler
 void USB_IRQHandler(void)
 {
@@ -525,41 +493,6 @@ static int handle_packets()
     return 0;
 }
 
-static int wait_for_button_activate(uint32_t wait)
-{
-    int ret;
-    uint32_t start = millis();
-    do
-    {
-        if ((start + wait) < millis())
-        {
-            return 0;
-        }
-        delay(1);
-        ret = handle_packets();
-        if (ret)
-            return ret;
-    } while (!IS_BUTTON_PRESSED());
-    return 0;
-}
-static int wait_for_button_release(uint32_t wait)
-{
-    int ret;
-    uint32_t start = millis();
-    do
-    {
-        if ((start + wait) < millis())
-        {
-            return 0;
-        }
-        delay(1);
-        ret = handle_packets();
-        if (ret)
-            return ret;
-    } while (IS_BUTTON_PRESSED());
-    return 0;
-}
-
 int ctap_user_presence_test(uint32_t up_delay)
 {
     int ret;
@@ -567,7 +500,6 @@ int ctap_user_presence_test(uint32_t up_delay)
     {
         return 1;
     }
-
 #if SKIP_BUTTON_CHECK_WITH_DELAY
     int i=500;
     while(i--)
@@ -580,41 +512,53 @@ int ctap_user_presence_test(uint32_t up_delay)
 #elif SKIP_BUTTON_CHECK_FAST
     delay(2);
     ret = handle_packets();
-    if (ret)
-        return ret;
+    if (ret) return ret;
     goto done;
 #endif
-
-    // If button was pressed within last [2] seconds, succeed.
-    if (__last_button_press_time && (millis() - __last_button_press_time < 2000))
-    {
-        goto done;
-    }
-
-    // Set LED status and wait.
+    uint32_t t1 = millis();
     led_rgb(0xff3520);
 
-    // Block and wait for some time.
-    ret = wait_for_button_activate(up_delay);
-    if (ret) return ret;
-    ret = wait_for_button_release(up_delay);
-    if (ret) return ret;
-
-    // If button was pressed within last [2] seconds, succeed.
-    if (__last_button_press_time && (millis() - __last_button_press_time < 2000))
+if (IS_BUTTON_PRESSED == is_touch_button_pressed)
+{
+    // Wait for user to release touch button if it's already pressed
+    while (IS_BUTTON_PRESSED())
     {
-        goto done;
+        if (t1 + up_delay < millis())
+        {
+            printf1(TAG_GEN,"Button not pressed\n");
+            goto fail;
+        }
+        ret = handle_packets();
+        if (ret) return ret;
     }
+}
+
+t1 = millis();
+
+do
+{
+    if (t1 + up_delay < millis())
+    {
+        goto fail;
+    }
+    delay(1);
+    ret = handle_packets();
+    if (ret) return ret;
+}
+while (! IS_BUTTON_PRESSED());
+
+led_rgb(0x001040);
+
+delay(50);
 
 
-    return 0;
-
-
+#if SKIP_BUTTON_CHECK_WITH_DELAY || SKIP_BUTTON_CHECK_FAST
 done:
-    ret = wait_for_button_release(up_delay);
-    __last_button_press_time = 0;
-    return 1;
+#endif
+return 1;
 
+fail:
+return 0;
 }
 
 int ctap_generate_rng(uint8_t * dst, size_t num)

targets/stm32l432/src/init.c

@@ -20,7 +20,6 @@
 #include "stm32l4xx_ll_rng.h"
 #include "stm32l4xx_ll_spi.h"
 #include "stm32l4xx_ll_usb.h"
-#include "stm32l4xx_ll_exti.h"
 #include "stm32l4xx_hal_pcd.h"
 #include "stm32l4xx_hal.h"
 
@@ -850,17 +849,19 @@ void init_gpio(void)
   LL_GPIO_SetPinMode(SOLO_BUTTON_PORT,SOLO_BUTTON_PIN,LL_GPIO_MODE_INPUT);
   LL_GPIO_SetPinPull(SOLO_BUTTON_PORT,SOLO_BUTTON_PIN,LL_GPIO_PULL_UP);
 
-#ifndef IS_BOOTLOADER
-  LL_SYSCFG_SetEXTISource(LL_SYSCFG_EXTI_PORTA, LL_SYSCFG_EXTI_LINE0);
-  LL_EXTI_InitTypeDef EXTI_InitStruct;
-  EXTI_InitStruct.Line_0_31 = LL_EXTI_LINE_0;   // GPIOA_0
-  EXTI_InitStruct.Line_32_63 = LL_EXTI_LINE_NONE;
-  EXTI_InitStruct.LineCommand = ENABLE;
-  EXTI_InitStruct.Mode = LL_EXTI_MODE_IT;
-  EXTI_InitStruct.Trigger = LL_EXTI_TRIGGER_RISING;
-  LL_EXTI_Init(&EXTI_InitStruct);
-
-  NVIC_EnableIRQ(EXTI0_IRQn);
+#ifdef SOLO_AMS_IRQ_PORT
+// SAVE POWER
+  // LL_AHB2_GRP1_EnableClock(LL_AHB2_GRP1_PERIPH_GPIOC);
+  // /**/
+  // LL_GPIO_InitTypeDef GPIO_InitStruct;
+  // GPIO_InitStruct.Pin = SOLO_AMS_IRQ_PIN;
+  // GPIO_InitStruct.Mode = LL_GPIO_MODE_INPUT;
+  // GPIO_InitStruct.Pull = LL_GPIO_PULL_NO;
+  // LL_GPIO_Init(SOLO_AMS_IRQ_PORT, &GPIO_InitStruct);
+  //
+  //
+  // LL_GPIO_SetPinMode(SOLO_AMS_IRQ_PORT,SOLO_AMS_IRQ_PIN,LL_GPIO_MODE_INPUT);
+  // LL_GPIO_SetPinPull(SOLO_AMS_IRQ_PORT,SOLO_AMS_IRQ_PIN,LL_GPIO_PULL_UP);
 #endif
 
 }

targets/stm32l432/src/nfc.c

@@ -687,7 +687,14 @@ void nfc_process_block(uint8_t * buf, unsigned int len)
 
     if (IS_PPSS_CMD(buf[0]))
     {
-        printf1(TAG_NFC, "NFC_CMD_PPSS\r\n");
+        printf1(TAG_NFC, "NFC_CMD_PPSS [%d] 0x%02x\r\n", len, (len > 2) ? buf[2] : 0);
+        
+        if (buf[1] == 0x11 && (buf[2] & 0x0f) == 0x00) {
+            nfc_write_frame(buf, 1); // ack with correct start byte
+        } else {
+            printf1(TAG_NFC, "NFC_CMD_PPSS ERROR!!!\r\n");
+            nfc_write_frame("\x00", 1); // this should not happend. but iso14443-4 dont have NACK here, so just 0x00
+        }        
     }
     else if (IS_IBLOCK(buf[0]))
     {