resolve #18, dfu serial able to run without SD

lib/sdk/components/libraries/hci/hci_slip.c

@@ -122,15 +122,12 @@ static uint32_t send_tx_byte_end(void);
 uint32_t (*send_tx_byte) (void) = send_tx_byte_default;
 
 #ifdef NRF52840_XXAA
-
-static uint32_t serial_put(char ch)
-{
-  return tud_cdc_write_char(ch) ? NRF_SUCCESS : NRF_ERROR_NO_MEM;
-}
+  static uint32_t serial_put(char ch)
+  {
+    return tud_cdc_write_char(ch) ? NRF_SUCCESS : NRF_ERROR_NO_MEM;
+  }
 #else
-
-#define serial_put    app_uart_put  
-
+  #define serial_put    app_uart_put
 #endif
 
 static uint32_t send_tx_byte_end(void)

lib/sdk11/components/libraries/bootloader_dfu/dfu_single_bank.c

@@ -130,15 +130,28 @@ static uint32_t dfu_timer_restart(void)
  */
 static void dfu_prepare_func_app_erase(uint32_t image_size)
 {
+  mp_storage_handle_active = &m_storage_handle_app;
+
+  // Doing a SoftDevice update thus current application must be cleared to ensure enough space
+  // for new SoftDevice.
+  m_dfu_state = DFU_STATE_PREPARING;
+
+  uint8_t sd_en = false;
+  sd_softdevice_is_enabled(&sd_en);
+
+  if ( sd_en )
+  {
     uint32_t err_code;
-
-    mp_storage_handle_active = &m_storage_handle_app;
-
-    // Doing a SoftDevice update thus current application must be cleared to ensure enough space
-    // for new SoftDevice.
-    m_dfu_state = DFU_STATE_PREPARING;
     err_code    = pstorage_clear(&m_storage_handle_app, m_image_size);
     APP_ERROR_CHECK(err_code);
+  }
+  else
+  {
+    flash_erase(DFU_BANK_0_REGION_START, m_image_size);
+
+    // simulate complete call
+    pstorage_callback_handler(&m_storage_handle_app, PSTORAGE_CLEAR_OP_CODE, NRF_SUCCESS, NULL, 0);
+  }
 }
 
 
@@ -408,11 +421,20 @@ uint32_t dfu_data_pkt_handle(dfu_update_packet_t * p_packet)
 
             p_data = (uint32_t *)p_packet->params.data_packet.p_data_packet;
 
-            err_code = pstorage_store(mp_storage_handle_active,
-                                          (uint8_t *)p_data,
-                                          data_length,
-                                          m_data_received);
-            VERIFY_SUCCESS(err_code);
+            uint8_t sd_en = false;
+            sd_softdevice_is_enabled(&sd_en);
+
+            if ( sd_en )
+            {
+              err_code = pstorage_store(mp_storage_handle_active, (uint8_t *)p_data, data_length, m_data_received);
+              VERIFY_SUCCESS(err_code);
+            }
+            else
+            {
+              flash_write(DFU_BANK_0_REGION_START+m_data_received, p_data, data_length);
+
+              // Adafruit: transport serial, no need to call pstorage complete
+            }
 
             m_data_received += data_length;
 
@@ -423,8 +445,10 @@ uint32_t dfu_data_pkt_handle(dfu_update_packet_t * p_packet)
             }
             else
             {
-                // The entire image has been received. Return NRF_SUCCESS.
-                err_code = NRF_SUCCESS;
+              if (!sd_en) flash_flush();
+
+              // The entire image has been received. Return NRF_SUCCESS.
+              err_code = NRF_SUCCESS;
             }
             break;
 

src/flash.c

@@ -84,3 +84,14 @@ void flash_write (uint32_t dst, const void *src, int len)
   }
   memcpy(_fl_buf + (dst & (FLASH_PAGE_SIZE - 1)), src, len);
 }
+
+void flash_erase(uint32_t addr, uint32_t bytes)
+{
+  uint32_t page_count = bytes/FLASH_PAGE_SIZE;
+  if ( bytes%FLASH_PAGE_SIZE ) page_count++;
+
+  for(uint32_t i=0; i<page_count; i++)
+  {
+    nrf_nvmc_page_erase(addr + i*FLASH_PAGE_SIZE);
+  }
+}

src/flash.h

@@ -49,7 +49,7 @@
 //void flash_erase(uint32_t page_addr);
 void flash_write(uint32_t dst, const void *src, int len);
 void flash_flush(void);
-
+void flash_erase(uint32_t addr, uint32_t bytes);
 
 #ifdef __cplusplus
  }

src/segger/Adafruit_nRF52_Bootloader.emProject

@@ -18,7 +18,7 @@
       arm_target_debug_interface_type="ADIv5"
       arm_target_device_name="nRF52840_xxAA"
       arm_target_interface_type="SWD"
-      c_preprocessor_definitions="NRF52840_XXAA;__nRF_FAMILY;ARM_MATH_CM4;FLASH_PLACEMENT=1;NO_VTOR_CONFIG;BOARD_PCA10056;MK_BOOTLOADER_VERSION=0x06000000;MK_DIS_FIRMWARE="s140 6.0.0 r0";S140;CONFIG_GPIO_AS_PINRESET;BLE_STACK_SUPPORT_REQD;SWI_DISABLE0;SOFTDEVICE_PRESENT;FLOAT_ABI_HARD"
+      c_preprocessor_definitions="NRF52840_XXAA;__nRF_FAMILY;ARM_MATH_CM4;FLASH_PLACEMENT=1;NO_VTOR_CONFIG;BOARD_PCA10056;MK_BOOTLOADER_VERSION=0x06000000;MK_DIS_FIRMWARE="s140 6.0.0 r0";S140;CONFIG_GPIO_AS_PINRESET;BLE_STACK_SUPPORT_REQD;SWI_DISABLE0;SOFTDEVICE_PRESENT;FLOAT_ABI_HARD;CFG_TUSB_DEBUG=2"
       c_user_include_directories="../;../usb;../cmsis/include;$(tusbDir);$(nrfxDir);$(nrfxDir)/mdk;$(nrfxDir)/hal;$(nrfxDir)/drivers/include;$(sdDir)/include;$(sdDir)/include/nrf52;$(sdk11Dir)/drivers_nrf/pstorage;$(sdk11Dir)/ble/common/;$(sdk11Dir)/ble/ble_services/ble_dfu;$(sdk11Dir)/ble/ble_services/ble_dis;$(sdk11Dir)/libraries/bootloader_dfu;$(sdk11Dir)/libraries/bootloader_dfu/hci_transport;$(sdk11Dir)/libraries/util;$(sdkDir)/toolchain/cmsis/include;$(sdkDir)/device;$(sdkDir)/toolchain;$(sdkDir)/drivers_nrf/hal;$(sdkDir)/drivers_nrf/systick;$(sdkDir)/drivers_nrf/uart;$(sdkDir)/drivers_nrf/usbd;$(sdkDir)/drivers_nrf/common;$(sdkDir)/drivers_nrf/delay;$(sdkDir)/drivers_nrf/power;$(sdkDir)/drivers_nrf/clock;$(sdkDir)/libraries/util;$(sdkDir)/libraries/timer;$(sdkDir)/libraries/scheduler;$(sdkDir)/libraries/crc16;$(sdkDir)/libraries/util;$(sdkDir)/libraries/hci/config;$(sdkDir)/libraries/uart;$(sdkDir)/libraries/hci;$(sdkDir)/external/fprintf;$(sdkDir)/libraries/strerror;$(sdkDir)/libraries/atomic;$(sdkDir)/libraries/balloc;$(sdkDir)/libraries/experimental_log/src;$(sdkDir)/libraries/experimental_log;$(sdkDir)/libraries/experimental_section_vars;$(sdkDir)/libraries/experimental_memobj"
       debug_register_definition_file="$(ProjectDir)/nrf52840_Registers.xml"
       debug_target_connection="J-Link"

src/usb/msc_uf2.h

@@ -55,7 +55,7 @@
 #define MSC_UF2_BLOCK_SIZE        512
 #define MSC_UF2_BLOCK_NUM         UF2_NUM_BLOCKS
 
-VERIFY_STATIC( MSC_UF2_FLASH_ADDR_START+MSC_UF2_FLASH_SIZE == BOOTLOADER_REGION_START-DFU_APP_DATA_RESERVED, );
+TU_VERIFY_STATIC( MSC_UF2_FLASH_ADDR_START+MSC_UF2_FLASH_SIZE == BOOTLOADER_REGION_START-DFU_APP_DATA_RESERVED, );
 
 
 #ifdef __cplusplus

src/usb/tusb_config.h

@@ -51,7 +51,9 @@
 #define CFG_TUSB_MCU                OPT_MCU_NRF5X
 #define CFG_TUSB_RHPORT0_MODE       OPT_MODE_DEVICE
 
+#ifndef CFG_TUSB_DEBUG
 #define CFG_TUSB_DEBUG              0
+#endif
 
 /*------------- RTOS -------------*/
 #define CFG_TUSB_OS                 OPT_OS_NONE