This patch modifies some HAL headers to connect with RTEMS
and add HAL code to build. It also adds some options to
enable HAL, specify clock source and chip variant.
---
 bsps/arm/stm32f4/include/bsp/io.h             |   4 +
 bsps/arm/stm32f4/include/stm32f4xx.h          |   4 +
 bsps/arm/stm32f4/include/stm32f4xx_hal_conf.h | 506 ++++++++++++++++++
 spec/build/bsps/arm/stm32f4/grp.yml           |  12 +-
 spec/build/bsps/arm/stm32f4/obj.yml           | 220 +++++++-
 spec/build/bsps/arm/stm32f4/optenhal.yml      |  16 +
 spec/build/bsps/arm/stm32f4/opthse.yml        |  17 +
 spec/build/bsps/arm/stm32f4/optusehse.yml     |  16 +
 spec/build/bsps/arm/stm32f4/optvariant.yml    |  24 +
 9 files changed, 816 insertions(+), 3 deletions(-)
 create mode 100644 bsps/arm/stm32f4/include/stm32f4xx_hal_conf.h
 create mode 100644 spec/build/bsps/arm/stm32f4/optenhal.yml
 create mode 100644 spec/build/bsps/arm/stm32f4/opthse.yml
 create mode 100644 spec/build/bsps/arm/stm32f4/optusehse.yml
 create mode 100644 spec/build/bsps/arm/stm32f4/optvariant.yml

diff --git a/bsps/arm/stm32f4/include/bsp/io.h 
b/bsps/arm/stm32f4/include/bsp/io.h
index 4fa39bdca9..9cdb96fa49 100644
--- a/bsps/arm/stm32f4/include/bsp/io.h
+++ b/bsps/arm/stm32f4/include/bsp/io.h
@@ -19,6 +19,10 @@
 #include <stdint.h>
 #include <bspopts.h>
 
+#ifdef __rtems__
+#include <stm32f4xx.h>
+#endif /* __rtems__ */
+
 #ifdef __cplusplus
 extern "C" {
 #endif /* __cplusplus */
diff --git a/bsps/arm/stm32f4/include/stm32f4xx.h 
b/bsps/arm/stm32f4/include/stm32f4xx.h
index 2c3482db4f..e246f579ce 100644
--- a/bsps/arm/stm32f4/include/stm32f4xx.h
+++ b/bsps/arm/stm32f4/include/stm32f4xx.h
@@ -37,6 +37,10 @@
 #ifndef __STM32F4xx_H
 #define __STM32F4xx_H
 
+#ifdef __rtems__
+#include <bspopts.h>
+#endif /* __rtems__ */
+
 #ifdef __cplusplus
  extern "C" {
 #endif /* __cplusplus */
diff --git a/bsps/arm/stm32f4/include/stm32f4xx_hal_conf.h 
b/bsps/arm/stm32f4/include/stm32f4xx_hal_conf.h
new file mode 100644
index 0000000000..51603cae20
--- /dev/null
+++ b/bsps/arm/stm32f4/include/stm32f4xx_hal_conf.h
@@ -0,0 +1,506 @@
+/**
+  
******************************************************************************
+  * @file    stm32f4xx_hal_conf_template.h
+  * @author  MCD Application Team
+  * @brief   HAL configuration template file. 
+  *          This file should be copied to the application folder and renamed
+  *          to stm32f4xx_hal_conf.h.
+  
******************************************************************************
+  * @attention
+  *
+  * Copyright (c) 2017 STMicroelectronics.
+  * All rights reserved.
+  *
+  * This software is licensed under terms that can be found in the LICENSE file
+  * in the root directory of this software component.
+  * If no LICENSE file comes with this software, it is provided AS-IS.
+  *
+  
******************************************************************************
+  */ 
+
+/* Define to prevent recursive inclusion 
-------------------------------------*/
+#ifndef __STM32F4xx_HAL_CONF_H
+#define __STM32F4xx_HAL_CONF_H
+
+#ifdef __rtems__
+#include <bspopts.h>
+
+#define HSE_VALUE ((uint32_t) STM32F4_HSE_FREQUENCY)
+#endif /* __rtems__ */
+
+#ifdef __cplusplus
+ extern "C" {
+#endif
+
+/* Exported types 
------------------------------------------------------------*/
+/* Exported constants 
--------------------------------------------------------*/
+
+/* ########################## Module Selection ############################## 
*/
+/**
+  * @brief This is the list of modules to be used in the HAL driver 
+  */
+#define HAL_MODULE_ENABLED  
+#define HAL_ADC_MODULE_ENABLED
+#define HAL_CAN_MODULE_ENABLED
+/* #define HAL_CAN_LEGACY_MODULE_ENABLED */
+#define HAL_CRC_MODULE_ENABLED
+#define HAL_CEC_MODULE_ENABLED
+#define HAL_CRYP_MODULE_ENABLED
+#define HAL_DAC_MODULE_ENABLED
+#define HAL_DCMI_MODULE_ENABLED
+#define HAL_DMA_MODULE_ENABLED
+#define HAL_DMA2D_MODULE_ENABLED
+#define HAL_ETH_MODULE_ENABLED
+#define HAL_FLASH_MODULE_ENABLED
+#define HAL_NAND_MODULE_ENABLED
+#define HAL_NOR_MODULE_ENABLED
+#define HAL_PCCARD_MODULE_ENABLED
+#define HAL_SRAM_MODULE_ENABLED
+#define HAL_SDRAM_MODULE_ENABLED
+#define HAL_HASH_MODULE_ENABLED
+#define HAL_GPIO_MODULE_ENABLED
+#define HAL_EXTI_MODULE_ENABLED
+#define HAL_I2C_MODULE_ENABLED
+#define HAL_SMBUS_MODULE_ENABLED
+#define HAL_I2S_MODULE_ENABLED
+#define HAL_IWDG_MODULE_ENABLED
+#define HAL_LTDC_MODULE_ENABLED
+#define HAL_DSI_MODULE_ENABLED
+#define HAL_PWR_MODULE_ENABLED
+#define HAL_QSPI_MODULE_ENABLED
+#define HAL_RCC_MODULE_ENABLED
+#define HAL_RNG_MODULE_ENABLED
+#define HAL_RTC_MODULE_ENABLED
+#define HAL_SAI_MODULE_ENABLED
+#define HAL_SD_MODULE_ENABLED
+#define HAL_SPI_MODULE_ENABLED
+#define HAL_TIM_MODULE_ENABLED
+#define HAL_UART_MODULE_ENABLED
+#define HAL_USART_MODULE_ENABLED
+#define HAL_IRDA_MODULE_ENABLED
+#define HAL_SMARTCARD_MODULE_ENABLED
+#define HAL_WWDG_MODULE_ENABLED
+#define HAL_CORTEX_MODULE_ENABLED
+#define HAL_PCD_MODULE_ENABLED
+#define HAL_HCD_MODULE_ENABLED
+#define HAL_FMPI2C_MODULE_ENABLED
+#define HAL_FMPSMBUS_MODULE_ENABLED
+#define HAL_SPDIFRX_MODULE_ENABLED
+#define HAL_DFSDM_MODULE_ENABLED
+#define HAL_LPTIM_MODULE_ENABLED
+#define HAL_MMC_MODULE_ENABLED
+
+/* ########################## HSE/HSI Values adaptation ##################### 
*/
+/**
+  * @brief Adjust the value of External High Speed oscillator (HSE) used in 
your application.
+  *        This value is used by the RCC HAL module to compute the system 
frequency
+  *        (when HSE is used as system clock source, directly or through the 
PLL).  
+  */
+#if !defined  (HSE_VALUE) 
+  #define HSE_VALUE              25000000U /*!< Value of the External 
oscillator in Hz */
+#endif /* HSE_VALUE */
+
+#if !defined  (HSE_STARTUP_TIMEOUT)
+  #define HSE_STARTUP_TIMEOUT    100U      /*!< Time out for HSE start up, in 
ms */
+#endif /* HSE_STARTUP_TIMEOUT */
+
+/**
+  * @brief Internal High Speed oscillator (HSI) value.
+  *        This value is used by the RCC HAL module to compute the system 
frequency
+  *        (when HSI is used as system clock source, directly or through the 
PLL). 
+  */
+#if !defined  (HSI_VALUE)
+  #define HSI_VALUE              16000000U /*!< Value of the Internal 
oscillator in Hz */
+#endif /* HSI_VALUE */
+
+/**
+  * @brief Internal Low Speed oscillator (LSI) value.
+  */
+#if !defined  (LSI_VALUE) 
+ #define LSI_VALUE               32000U    /*!< LSI Typical Value in Hz */
+#endif /* LSI_VALUE */                     /*!< Value of the Internal Low 
Speed oscillator in Hz
+                                                The real value may vary 
depending on the variations
+                                                in voltage and temperature. */
+/**
+  * @brief External Low Speed oscillator (LSE) value.
+  */
+#if !defined  (LSE_VALUE)
+ #define LSE_VALUE               32768U    /*!< Value of the External Low 
Speed oscillator in Hz */
+#endif /* LSE_VALUE */
+
+#if !defined  (LSE_STARTUP_TIMEOUT)
+  #define LSE_STARTUP_TIMEOUT    5000U     /*!< Time out for LSE start up, in 
ms */
+#endif /* LSE_STARTUP_TIMEOUT */
+
+/**
+  * @brief External clock source for I2S peripheral
+  *        This value is used by the I2S HAL module to compute the I2S clock 
source 
+  *        frequency, this source is inserted directly through I2S_CKIN pad. 
+  */
+#if !defined  (EXTERNAL_CLOCK_VALUE)
+  #define EXTERNAL_CLOCK_VALUE     12288000U /*!< Value of the External 
oscillator in Hz*/
+#endif /* EXTERNAL_CLOCK_VALUE */
+
+/* Tip: To avoid modifying this file each time you need to use different HSE,
+   ===  you can define the HSE value in your toolchain compiler preprocessor. 
*/
+
+/* ########################### System Configuration ######################### 
*/
+/**
+  * @brief This is the HAL system configuration section
+  */     
+#define  VDD_VALUE                    3300U /*!< Value of VDD in mv */
+#define  TICK_INT_PRIORITY            0x0FU /*!< tick interrupt priority */
+#define  USE_RTOS                     0U
+#define  PREFETCH_ENABLE              1U
+#define  INSTRUCTION_CACHE_ENABLE     1U
+#define  DATA_CACHE_ENABLE            1U
+
+#define  USE_HAL_ADC_REGISTER_CALLBACKS         0U /* ADC register callback 
disabled       */
+#define  USE_HAL_CAN_REGISTER_CALLBACKS         0U /* CAN register callback 
disabled       */
+#define  USE_HAL_CEC_REGISTER_CALLBACKS         0U /* CEC register callback 
disabled       */
+#define  USE_HAL_CRYP_REGISTER_CALLBACKS        0U /* CRYP register callback 
disabled      */
+#define  USE_HAL_DAC_REGISTER_CALLBACKS         0U /* DAC register callback 
disabled       */
+#define  USE_HAL_DCMI_REGISTER_CALLBACKS        0U /* DCMI register callback 
disabled      */
+#define  USE_HAL_DFSDM_REGISTER_CALLBACKS       0U /* DFSDM register callback 
disabled     */
+#define  USE_HAL_DMA2D_REGISTER_CALLBACKS       0U /* DMA2D register callback 
disabled     */
+#define  USE_HAL_DSI_REGISTER_CALLBACKS         0U /* DSI register callback 
disabled       */
+#define  USE_HAL_ETH_REGISTER_CALLBACKS         0U /* ETH register callback 
disabled       */
+#define  USE_HAL_HASH_REGISTER_CALLBACKS        0U /* HASH register callback 
disabled      */
+#define  USE_HAL_HCD_REGISTER_CALLBACKS         0U /* HCD register callback 
disabled       */
+#define  USE_HAL_I2C_REGISTER_CALLBACKS         0U /* I2C register callback 
disabled       */
+#define  USE_HAL_FMPI2C_REGISTER_CALLBACKS      0U /* FMPI2C register callback 
disabled    */
+#define  USE_HAL_FMPSMBUS_REGISTER_CALLBACKS    0U /* FMPSMBUS register 
callback disabled  */
+#define  USE_HAL_I2S_REGISTER_CALLBACKS         0U /* I2S register callback 
disabled       */
+#define  USE_HAL_IRDA_REGISTER_CALLBACKS        0U /* IRDA register callback 
disabled      */
+#define  USE_HAL_LPTIM_REGISTER_CALLBACKS       0U /* LPTIM register callback 
disabled     */
+#define  USE_HAL_LTDC_REGISTER_CALLBACKS        0U /* LTDC register callback 
disabled      */
+#define  USE_HAL_MMC_REGISTER_CALLBACKS         0U /* MMC register callback 
disabled       */
+#define  USE_HAL_NAND_REGISTER_CALLBACKS        0U /* NAND register callback 
disabled      */
+#define  USE_HAL_NOR_REGISTER_CALLBACKS         0U /* NOR register callback 
disabled       */
+#define  USE_HAL_PCCARD_REGISTER_CALLBACKS      0U /* PCCARD register callback 
disabled    */
+#define  USE_HAL_PCD_REGISTER_CALLBACKS         0U /* PCD register callback 
disabled       */
+#define  USE_HAL_QSPI_REGISTER_CALLBACKS        0U /* QSPI register callback 
disabled      */
+#define  USE_HAL_RNG_REGISTER_CALLBACKS         0U /* RNG register callback 
disabled       */
+#define  USE_HAL_RTC_REGISTER_CALLBACKS         0U /* RTC register callback 
disabled       */
+#define  USE_HAL_SAI_REGISTER_CALLBACKS         0U /* SAI register callback 
disabled       */
+#define  USE_HAL_SD_REGISTER_CALLBACKS          0U /* SD register callback 
disabled        */
+#define  USE_HAL_SMARTCARD_REGISTER_CALLBACKS   0U /* SMARTCARD register 
callback disabled */
+#define  USE_HAL_SDRAM_REGISTER_CALLBACKS       0U /* SDRAM register callback 
disabled     */
+#define  USE_HAL_SRAM_REGISTER_CALLBACKS        0U /* SRAM register callback 
disabled      */
+#define  USE_HAL_SPDIFRX_REGISTER_CALLBACKS     0U /* SPDIFRX register 
callback disabled   */
+#define  USE_HAL_SMBUS_REGISTER_CALLBACKS       0U /* SMBUS register callback 
disabled     */
+#define  USE_HAL_SPI_REGISTER_CALLBACKS         0U /* SPI register callback 
disabled       */
+#define  USE_HAL_TIM_REGISTER_CALLBACKS         0U /* TIM register callback 
disabled       */
+#define  USE_HAL_UART_REGISTER_CALLBACKS        0U /* UART register callback 
disabled      */
+#define  USE_HAL_USART_REGISTER_CALLBACKS       0U /* USART register callback 
disabled     */
+#define  USE_HAL_WWDG_REGISTER_CALLBACKS        0U /* WWDG register callback 
disabled      */
+
+/* ########################## Assert Selection ############################## 
*/
+/**
+  * @brief Uncomment the line below to expanse the "assert_param" macro in the 
+  *        HAL drivers code
+  */
+/* #define USE_FULL_ASSERT    1U */
+
+/* ################## Ethernet peripheral configuration ##################### 
*/
+
+/* Section 1 : Ethernet peripheral configuration */
+
+/* MAC ADDRESS: MAC_ADDR0:MAC_ADDR1:MAC_ADDR2:MAC_ADDR3:MAC_ADDR4:MAC_ADDR5 */
+#define MAC_ADDR0   2U
+#define MAC_ADDR1   0U
+#define MAC_ADDR2   0U
+#define MAC_ADDR3   0U
+#define MAC_ADDR4   0U
+#define MAC_ADDR5   0U
+
+/* Definition of the Ethernet driver buffers size and count */   
+#define ETH_RX_BUF_SIZE                ETH_MAX_PACKET_SIZE /* buffer size for 
receive               */
+#define ETH_TX_BUF_SIZE                ETH_MAX_PACKET_SIZE /* buffer size for 
transmit              */
+#define ETH_RXBUFNB                    4U                  /* 4 Rx buffers of 
size ETH_RX_BUF_SIZE  */
+#define ETH_TXBUFNB                    4U                  /* 4 Tx buffers of 
size ETH_TX_BUF_SIZE  */
+
+/* Section 2: PHY configuration section */
+
+/* DP83848 PHY Address*/ 
+#define DP83848_PHY_ADDRESS             0x01U
+/* PHY Reset delay these values are based on a 1 ms Systick interrupt*/ 
+#define PHY_RESET_DELAY                 0x000000FFU
+/* PHY Configuration delay */
+#define PHY_CONFIG_DELAY                0x00000FFFU
+
+#define PHY_READ_TO                     0x0000FFFFU
+#define PHY_WRITE_TO                    0x0000FFFFU
+
+/* Section 3: Common PHY Registers */
+
+#define PHY_BCR                         ((uint16_t)0x0000)  /*!< Transceiver 
Basic Control Register   */
+#define PHY_BSR                         ((uint16_t)0x0001)  /*!< Transceiver 
Basic Status Register    */
+ 
+#define PHY_RESET                       ((uint16_t)0x8000)  /*!< PHY Reset */
+#define PHY_LOOPBACK                    ((uint16_t)0x4000)  /*!< Select 
loop-back mode */
+#define PHY_FULLDUPLEX_100M             ((uint16_t)0x2100)  /*!< Set the 
full-duplex mode at 100 Mb/s */
+#define PHY_HALFDUPLEX_100M             ((uint16_t)0x2000)  /*!< Set the 
half-duplex mode at 100 Mb/s */
+#define PHY_FULLDUPLEX_10M              ((uint16_t)0x0100)  /*!< Set the 
full-duplex mode at 10 Mb/s  */
+#define PHY_HALFDUPLEX_10M              ((uint16_t)0x0000)  /*!< Set the 
half-duplex mode at 10 Mb/s  */
+#define PHY_AUTONEGOTIATION             ((uint16_t)0x1000)  /*!< Enable 
auto-negotiation function     */
+#define PHY_RESTART_AUTONEGOTIATION     ((uint16_t)0x0200)  /*!< Restart 
auto-negotiation function    */
+#define PHY_POWERDOWN                   ((uint16_t)0x0800)  /*!< Select the 
power down mode           */
+#define PHY_ISOLATE                     ((uint16_t)0x0400)  /*!< Isolate PHY 
from MII                 */
+
+#define PHY_AUTONEGO_COMPLETE           ((uint16_t)0x0020)  /*!< 
Auto-Negotiation process completed   */
+#define PHY_LINKED_STATUS               ((uint16_t)0x0004)  /*!< Valid link 
established               */
+#define PHY_JABBER_DETECTION            ((uint16_t)0x0002)  /*!< Jabber 
condition detected            */
+  
+/* Section 4: Extended PHY Registers */
+
+#define PHY_SR                          ((uint16_t)0x0010)  /*!< PHY status 
register Offset                      */
+#define PHY_MICR                        ((uint16_t)0x0011)  /*!< MII Interrupt 
Control Register                  */
+#define PHY_MISR                        ((uint16_t)0x0012)  /*!< MII Interrupt 
Status and Misc. Control Register */
+ 
+#define PHY_LINK_STATUS                 ((uint16_t)0x0001)  /*!< PHY Link mask 
                                  */
+#define PHY_SPEED_STATUS                ((uint16_t)0x0002)  /*!< PHY Speed 
mask                                  */
+#define PHY_DUPLEX_STATUS               ((uint16_t)0x0004)  /*!< PHY Duplex 
mask                                 */
+
+#define PHY_MICR_INT_EN                 ((uint16_t)0x0002)  /*!< PHY Enable 
interrupts                           */
+#define PHY_MICR_INT_OE                 ((uint16_t)0x0001)  /*!< PHY Enable 
output interrupt events              */
+
+#define PHY_MISR_LINK_INT_EN            ((uint16_t)0x0020)  /*!< Enable 
Interrupt on change of link status       */
+#define PHY_LINK_INTERRUPT              ((uint16_t)0x2000)  /*!< PHY link 
status interrupt mask                  */
+
+/* ################## SPI peripheral configuration ########################## 
*/
+
+/* CRC FEATURE: Use to activate CRC feature inside HAL SPI Driver
+* Activated: CRC code is present inside driver
+* Deactivated: CRC code cleaned from driver
+*/
+
+#define USE_SPI_CRC                     1U
+
+/* Includes 
------------------------------------------------------------------*/
+/**
+  * @brief Include module's header file 
+  */
+
+#ifdef HAL_RCC_MODULE_ENABLED
+  #include "stm32f4xx_hal_rcc.h"
+#endif /* HAL_RCC_MODULE_ENABLED */
+
+#ifdef HAL_GPIO_MODULE_ENABLED
+  #include "stm32f4xx_hal_gpio.h"
+#endif /* HAL_GPIO_MODULE_ENABLED */
+
+#ifdef HAL_EXTI_MODULE_ENABLED
+  #include "stm32f4xx_hal_exti.h"
+#endif /* HAL_EXTI_MODULE_ENABLED */
+
+#ifdef HAL_DMA_MODULE_ENABLED
+  #include "stm32f4xx_hal_dma.h"
+#endif /* HAL_DMA_MODULE_ENABLED */
+   
+#ifdef HAL_CORTEX_MODULE_ENABLED
+  #include "stm32f4xx_hal_cortex.h"
+#endif /* HAL_CORTEX_MODULE_ENABLED */
+
+#ifdef HAL_ADC_MODULE_ENABLED
+  #include "stm32f4xx_hal_adc.h"
+#endif /* HAL_ADC_MODULE_ENABLED */
+
+#ifdef HAL_CAN_MODULE_ENABLED
+  #include "stm32f4xx_hal_can.h"
+#endif /* HAL_CAN_MODULE_ENABLED */
+
+#ifdef HAL_CAN_LEGACY_MODULE_ENABLED
+  #include "stm32f4xx_hal_can_legacy.h"
+#endif /* HAL_CAN_LEGACY_MODULE_ENABLED */
+
+#ifdef HAL_CRC_MODULE_ENABLED
+  #include "stm32f4xx_hal_crc.h"
+#endif /* HAL_CRC_MODULE_ENABLED */
+
+#ifdef HAL_CRYP_MODULE_ENABLED
+  #include "stm32f4xx_hal_cryp.h" 
+#endif /* HAL_CRYP_MODULE_ENABLED */
+
+#ifdef HAL_DMA2D_MODULE_ENABLED
+  #include "stm32f4xx_hal_dma2d.h"
+#endif /* HAL_DMA2D_MODULE_ENABLED */
+
+#ifdef HAL_DAC_MODULE_ENABLED
+  #include "stm32f4xx_hal_dac.h"
+#endif /* HAL_DAC_MODULE_ENABLED */
+
+#ifdef HAL_DCMI_MODULE_ENABLED
+  #include "stm32f4xx_hal_dcmi.h"
+#endif /* HAL_DCMI_MODULE_ENABLED */
+
+#ifdef HAL_ETH_MODULE_ENABLED
+  #include "stm32f4xx_hal_eth.h"
+#endif /* HAL_ETH_MODULE_ENABLED */
+
+#ifdef HAL_FLASH_MODULE_ENABLED
+  #include "stm32f4xx_hal_flash.h"
+#endif /* HAL_FLASH_MODULE_ENABLED */
+ 
+#ifdef HAL_SRAM_MODULE_ENABLED
+  #include "stm32f4xx_hal_sram.h"
+#endif /* HAL_SRAM_MODULE_ENABLED */
+
+#ifdef HAL_NOR_MODULE_ENABLED
+  #include "stm32f4xx_hal_nor.h"
+#endif /* HAL_NOR_MODULE_ENABLED */
+
+#ifdef HAL_NAND_MODULE_ENABLED
+  #include "stm32f4xx_hal_nand.h"
+#endif /* HAL_NAND_MODULE_ENABLED */
+
+#ifdef HAL_PCCARD_MODULE_ENABLED
+  #include "stm32f4xx_hal_pccard.h"
+#endif /* HAL_PCCARD_MODULE_ENABLED */ 
+  
+#ifdef HAL_SDRAM_MODULE_ENABLED
+  #include "stm32f4xx_hal_sdram.h"
+#endif /* HAL_SDRAM_MODULE_ENABLED */
+
+#ifdef HAL_HASH_MODULE_ENABLED
+ #include "stm32f4xx_hal_hash.h"
+#endif /* HAL_HASH_MODULE_ENABLED */
+
+#ifdef HAL_I2C_MODULE_ENABLED
+ #include "stm32f4xx_hal_i2c.h"
+#endif /* HAL_I2C_MODULE_ENABLED */
+
+#ifdef HAL_SMBUS_MODULE_ENABLED
+ #include "stm32f4xx_hal_smbus.h"
+#endif /* HAL_SMBUS_MODULE_ENABLED */
+
+#ifdef HAL_I2S_MODULE_ENABLED
+ #include "stm32f4xx_hal_i2s.h"
+#endif /* HAL_I2S_MODULE_ENABLED */
+
+#ifdef HAL_IWDG_MODULE_ENABLED
+ #include "stm32f4xx_hal_iwdg.h"
+#endif /* HAL_IWDG_MODULE_ENABLED */
+
+#ifdef HAL_LTDC_MODULE_ENABLED
+ #include "stm32f4xx_hal_ltdc.h"
+#endif /* HAL_LTDC_MODULE_ENABLED */
+
+#ifdef HAL_PWR_MODULE_ENABLED
+ #include "stm32f4xx_hal_pwr.h"
+#endif /* HAL_PWR_MODULE_ENABLED */
+
+#ifdef HAL_RNG_MODULE_ENABLED
+ #include "stm32f4xx_hal_rng.h"
+#endif /* HAL_RNG_MODULE_ENABLED */
+
+#ifdef HAL_RTC_MODULE_ENABLED
+ #include "stm32f4xx_hal_rtc.h"
+#endif /* HAL_RTC_MODULE_ENABLED */
+
+#ifdef HAL_SAI_MODULE_ENABLED
+ #include "stm32f4xx_hal_sai.h"
+#endif /* HAL_SAI_MODULE_ENABLED */
+
+#ifdef HAL_SD_MODULE_ENABLED
+ #include "stm32f4xx_hal_sd.h"
+#endif /* HAL_SD_MODULE_ENABLED */
+
+#ifdef HAL_SPI_MODULE_ENABLED
+ #include "stm32f4xx_hal_spi.h"
+#endif /* HAL_SPI_MODULE_ENABLED */
+
+#ifdef HAL_TIM_MODULE_ENABLED
+ #include "stm32f4xx_hal_tim.h"
+#endif /* HAL_TIM_MODULE_ENABLED */
+
+#ifdef HAL_UART_MODULE_ENABLED
+ #include "stm32f4xx_hal_uart.h"
+#endif /* HAL_UART_MODULE_ENABLED */
+
+#ifdef HAL_USART_MODULE_ENABLED
+ #include "stm32f4xx_hal_usart.h"
+#endif /* HAL_USART_MODULE_ENABLED */
+
+#ifdef HAL_IRDA_MODULE_ENABLED
+ #include "stm32f4xx_hal_irda.h"
+#endif /* HAL_IRDA_MODULE_ENABLED */
+
+#ifdef HAL_SMARTCARD_MODULE_ENABLED
+ #include "stm32f4xx_hal_smartcard.h"
+#endif /* HAL_SMARTCARD_MODULE_ENABLED */
+
+#ifdef HAL_WWDG_MODULE_ENABLED
+ #include "stm32f4xx_hal_wwdg.h"
+#endif /* HAL_WWDG_MODULE_ENABLED */
+
+#ifdef HAL_PCD_MODULE_ENABLED
+ #include "stm32f4xx_hal_pcd.h"
+#endif /* HAL_PCD_MODULE_ENABLED */
+
+#ifdef HAL_HCD_MODULE_ENABLED
+ #include "stm32f4xx_hal_hcd.h"
+#endif /* HAL_HCD_MODULE_ENABLED */
+   
+#ifdef HAL_DSI_MODULE_ENABLED
+ #include "stm32f4xx_hal_dsi.h"
+#endif /* HAL_DSI_MODULE_ENABLED */
+
+#ifdef HAL_QSPI_MODULE_ENABLED
+ #include "stm32f4xx_hal_qspi.h"
+#endif /* HAL_QSPI_MODULE_ENABLED */
+
+#ifdef HAL_CEC_MODULE_ENABLED
+ #include "stm32f4xx_hal_cec.h"
+#endif /* HAL_CEC_MODULE_ENABLED */
+
+#ifdef HAL_FMPI2C_MODULE_ENABLED
+ #include "stm32f4xx_hal_fmpi2c.h"
+#endif /* HAL_FMPI2C_MODULE_ENABLED */
+
+#ifdef HAL_FMPSMBUS_MODULE_ENABLED
+ #include "stm32f4xx_hal_fmpsmbus.h"
+#endif /* HAL_FMPSMBUS_MODULE_ENABLED */
+
+#ifdef HAL_SPDIFRX_MODULE_ENABLED
+ #include "stm32f4xx_hal_spdifrx.h"
+#endif /* HAL_SPDIFRX_MODULE_ENABLED */
+
+#ifdef HAL_DFSDM_MODULE_ENABLED
+ #include "stm32f4xx_hal_dfsdm.h"
+#endif /* HAL_DFSDM_MODULE_ENABLED */
+
+#ifdef HAL_LPTIM_MODULE_ENABLED
+ #include "stm32f4xx_hal_lptim.h"
+#endif /* HAL_LPTIM_MODULE_ENABLED */
+
+#ifdef HAL_MMC_MODULE_ENABLED
+ #include "stm32f4xx_hal_mmc.h"
+#endif /* HAL_MMC_MODULE_ENABLED */
+
+/* Exported macro 
------------------------------------------------------------*/
+#ifdef  USE_FULL_ASSERT
+/**
+  * @brief  The assert_param macro is used for function's parameters check.
+  * @param  expr If expr is false, it calls assert_failed function
+  *         which reports the name of the source file and the source
+  *         line number of the call that failed. 
+  *         If expr is true, it returns no value.
+  * @retval None
+  */
+  #define assert_param(expr) ((expr) ? (void)0U : assert_failed((uint8_t 
*)__FILE__, __LINE__))
+/* Exported functions ------------------------------------------------------- 
*/
+  void assert_failed(uint8_t* file, uint32_t line);
+#else
+  #define assert_param(expr) ((void)0U)
+#endif /* USE_FULL_ASSERT */
+
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif /* __STM32F4xx_HAL_CONF_H */
+ 
+
+
diff --git a/spec/build/bsps/arm/stm32f4/grp.yml 
b/spec/build/bsps/arm/stm32f4/grp.yml
index f523f6dfee..99a78e1890 100644
--- a/spec/build/bsps/arm/stm32f4/grp.yml
+++ b/spec/build/bsps/arm/stm32f4/grp.yml
@@ -18,6 +18,14 @@ links:
   uid: abi
 - role: build-dependency
   uid: obj
+- role: build-dependency
+  uid: optenhal
+- role: build-dependency
+  uid: optvariant
+- role: build-dependency
+  uid: opthse
+- role: build-dependency
+  uid: optusehse
 - role: build-dependency
   uid: opteni2c1
 - role: build-dependency
@@ -50,10 +58,10 @@ links:
   uid: optsysclk
 - role: build-dependency
   uid: optusartbaud
-- role: build-dependency
-  uid: ../../linkcmds
 - role: build-dependency
   uid: ../../obj
+- role: build-dependency
+  uid: ../../linkcmds
 - role: build-dependency
   uid: ../../objirq
 - role: build-dependency
diff --git a/spec/build/bsps/arm/stm32f4/obj.yml 
b/spec/build/bsps/arm/stm32f4/obj.yml
index e5c2b77f8a..257ac48079 100644
--- a/spec/build/bsps/arm/stm32f4/obj.yml
+++ b/spec/build/bsps/arm/stm32f4/obj.yml
@@ -12,6 +12,134 @@ install:
   source:
   - bsps/arm/stm32f4/include/bsp.h
   - bsps/arm/stm32f4/include/tm27.h
+  - bsps/arm/stm32f4/include/stm32f401xc.h
+  - bsps/arm/stm32f4/include/stm32f401xe.h
+  - bsps/arm/stm32f4/include/stm32f405xx.h
+  - bsps/arm/stm32f4/include/stm32f407xx.h
+  - bsps/arm/stm32f4/include/stm32f410cx.h
+  - bsps/arm/stm32f4/include/stm32f410rx.h
+  - bsps/arm/stm32f4/include/stm32f410tx.h
+  - bsps/arm/stm32f4/include/stm32f411xe.h
+  - bsps/arm/stm32f4/include/stm32f412cx.h
+  - bsps/arm/stm32f4/include/stm32f412rx.h
+  - bsps/arm/stm32f4/include/stm32f412vx.h
+  - bsps/arm/stm32f4/include/stm32f412zx.h
+  - bsps/arm/stm32f4/include/stm32f413xx.h
+  - bsps/arm/stm32f4/include/stm32f415xx.h
+  - bsps/arm/stm32f4/include/stm32f417xx.h
+  - bsps/arm/stm32f4/include/stm32f423xx.h
+  - bsps/arm/stm32f4/include/stm32f427xx.h
+  - bsps/arm/stm32f4/include/stm32f429xx.h
+  - bsps/arm/stm32f4/include/stm32f437xx.h
+  - bsps/arm/stm32f4/include/stm32f439xx.h
+  - bsps/arm/stm32f4/include/stm32f446xx.h
+  - bsps/arm/stm32f4/include/stm32f469xx.h
+  - bsps/arm/stm32f4/include/stm32f479xx.h
+  - bsps/arm/stm32f4/include/stm32f4xx.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_adc_ex.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_adc.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_can.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_cec.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_conf.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_cortex.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_crc.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_cryp_ex.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_cryp.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_dac_ex.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_dac.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_dcmi_ex.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_dcmi.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_def.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_dfsdm.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_dma2d.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_dma_ex.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_dma.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_dsi.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_eth.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_exti.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_flash_ex.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_flash.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_flash_ramfunc.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_fmpi2c_ex.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_fmpi2c.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_fmpsmbus_ex.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_fmpsmbus.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_gpio_ex.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_gpio.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_hash_ex.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_hash.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_hcd.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_i2c_ex.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_i2c.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_i2s_ex.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_i2s.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_irda.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_iwdg.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_lptim.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_ltdc_ex.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_ltdc.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_mmc.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_nand.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_nor.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_pccard.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_pcd_ex.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_pcd.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_pwr_ex.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_pwr.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_qspi.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_rcc_ex.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_rcc.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_rng.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_rtc_ex.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_rtc.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_sai_ex.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_sai.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_sd.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_sdram.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_smartcard.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_smbus.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_spdifrx.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_spi.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_sram.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_tim_ex.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_tim.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_uart.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_usart.h
+  - bsps/arm/stm32f4/include/stm32f4xx_hal_wwdg.h
+  - bsps/arm/stm32f4/include/stm32f4xx_ll_adc.h
+  - bsps/arm/stm32f4/include/stm32f4xx_ll_bus.h
+  - bsps/arm/stm32f4/include/stm32f4xx_ll_cortex.h
+  - bsps/arm/stm32f4/include/stm32f4xx_ll_crc.h
+  - bsps/arm/stm32f4/include/stm32f4xx_ll_dac.h
+  - bsps/arm/stm32f4/include/stm32f4xx_ll_dma2d.h
+  - bsps/arm/stm32f4/include/stm32f4xx_ll_dma.h
+  - bsps/arm/stm32f4/include/stm32f4xx_ll_exti.h
+  - bsps/arm/stm32f4/include/stm32f4xx_ll_fmc.h
+  - bsps/arm/stm32f4/include/stm32f4xx_ll_fmpi2c.h
+  - bsps/arm/stm32f4/include/stm32f4xx_ll_fsmc.h
+  - bsps/arm/stm32f4/include/stm32f4xx_ll_gpio.h
+  - bsps/arm/stm32f4/include/stm32f4xx_ll_i2c.h
+  - bsps/arm/stm32f4/include/stm32f4xx_ll_iwdg.h
+  - bsps/arm/stm32f4/include/stm32f4xx_ll_lptim.h
+  - bsps/arm/stm32f4/include/stm32f4xx_ll_pwr.h
+  - bsps/arm/stm32f4/include/stm32f4xx_ll_rcc.h
+  - bsps/arm/stm32f4/include/stm32f4xx_ll_rng.h
+  - bsps/arm/stm32f4/include/stm32f4xx_ll_rtc.h
+  - bsps/arm/stm32f4/include/stm32f4xx_ll_sdmmc.h
+  - bsps/arm/stm32f4/include/stm32f4xx_ll_spi.h
+  - bsps/arm/stm32f4/include/stm32f4xx_ll_system.h
+  - bsps/arm/stm32f4/include/stm32f4xx_ll_tim.h
+  - bsps/arm/stm32f4/include/stm32f4xx_ll_usart.h
+  - bsps/arm/stm32f4/include/stm32f4xx_ll_usb.h
+  - bsps/arm/stm32f4/include/stm32f4xx_ll_utils.h
+  - bsps/arm/stm32f4/include/stm32f4xx_ll_wwdg.h
+  - bsps/arm/stm32f4/include/system_stm32f4xx.h
+- destination: ${BSP_INCLUDEDIR}/Legacy
+  source:
+  - bsps/arm/stm32f4/include/Legacy/stm32_hal_legacy.h
+  - bsps/arm/stm32f4/include/Legacy/stm32f4xx_hal_eth_legacy.h
+  - bsps/arm/stm32f4/include/Legacy/stm32f4xx_hal_can_legacy.h
 - destination: ${BSP_INCLUDEDIR}/bsp
   source:
   - bsps/arm/stm32f4/include/bsp/i2c.h
@@ -24,7 +152,6 @@ install:
   - bsps/arm/stm32f4/include/bsp/stm32f10xxx_gpio.h
   - bsps/arm/stm32f4/include/bsp/stm32f10xxx_rcc.h
   - bsps/arm/stm32f4/include/bsp/stm32f4.h
-  - bsps/arm/stm32f4/include/bsp/stm32f4xxxx_adc.h
   - bsps/arm/stm32f4/include/bsp/stm32f4xxxx_exti.h
   - bsps/arm/stm32f4/include/bsp/stm32f4xxxx_flash.h
   - bsps/arm/stm32f4/include/bsp/stm32f4xxxx_gpio.h
@@ -41,6 +168,97 @@ install:
 links: []
 source:
 - bsps/arm/shared/clock/clock-armv7m.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_adc.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_adc_ex.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_can.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_cec.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_cortex.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_crc.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_cryp.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_cryp_ex.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_dac.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_dac_ex.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_dcmi.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_dcmi_ex.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_dfsdm.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_dma2d.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_dma.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_dma_ex.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_dsi.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_eth.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_exti.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_flash.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_flash_ex.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_flash_ramfunc.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_fmpi2c.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_fmpi2c_ex.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_fmpsmbus.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_fmpsmbus_ex.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_gpio.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_hash.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_hash_ex.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_hcd.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_i2c.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_i2c_ex.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_i2s.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_i2s_ex.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_irda.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_iwdg.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_lptim.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_ltdc.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_ltdc_ex.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_mmc.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_nand.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_nor.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_pccard.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_pcd.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_pcd_ex.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_pwr.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_pwr_ex.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_qspi.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_rcc.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_rcc_ex.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_rng.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_rtc.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_rtc_ex.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_sai.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_sai_ex.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_sd.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_sdram.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_smartcard.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_smbus.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_spdifrx.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_spi.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_sram.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_tim.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_tim_ex.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_uart.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_usart.c
+- bsps/arm/stm32f4/hal/stm32f4xx_hal_wwdg.c
+- bsps/arm/stm32f4/hal/stm32f4xx_ll_adc.c
+- bsps/arm/stm32f4/hal/stm32f4xx_ll_crc.c
+- bsps/arm/stm32f4/hal/stm32f4xx_ll_dac.c
+- bsps/arm/stm32f4/hal/stm32f4xx_ll_dma2d.c
+- bsps/arm/stm32f4/hal/stm32f4xx_ll_dma.c
+- bsps/arm/stm32f4/hal/stm32f4xx_ll_exti.c
+- bsps/arm/stm32f4/hal/stm32f4xx_ll_fmc.c
+- bsps/arm/stm32f4/hal/stm32f4xx_ll_fmpi2c.c
+- bsps/arm/stm32f4/hal/stm32f4xx_ll_fsmc.c
+- bsps/arm/stm32f4/hal/stm32f4xx_ll_gpio.c
+- bsps/arm/stm32f4/hal/stm32f4xx_ll_i2c.c
+- bsps/arm/stm32f4/hal/stm32f4xx_ll_lptim.c
+- bsps/arm/stm32f4/hal/stm32f4xx_ll_pwr.c
+- bsps/arm/stm32f4/hal/stm32f4xx_ll_rcc.c
+- bsps/arm/stm32f4/hal/stm32f4xx_ll_rng.c
+- bsps/arm/stm32f4/hal/stm32f4xx_ll_rtc.c
+- bsps/arm/stm32f4/hal/stm32f4xx_ll_sdmmc.c
+- bsps/arm/stm32f4/hal/stm32f4xx_ll_spi.c
+- bsps/arm/stm32f4/hal/stm32f4xx_ll_tim.c
+- bsps/arm/stm32f4/hal/stm32f4xx_ll_usart.c
+- bsps/arm/stm32f4/hal/stm32f4xx_ll_usb.c
+- bsps/arm/stm32f4/hal/stm32f4xx_ll_utils.c
+- bsps/arm/stm32f4/hal/system_stm32f4xx.c
 - bsps/arm/shared/irq/irq-armv7m.c
 - bsps/arm/shared/irq/irq-dispatch-armv7m.c
 - bsps/arm/shared/start/bsp-start-memcpy.S
diff --git a/spec/build/bsps/arm/stm32f4/optenhal.yml 
b/spec/build/bsps/arm/stm32f4/optenhal.yml
new file mode 100644
index 0000000000..3c1599a3d6
--- /dev/null
+++ b/spec/build/bsps/arm/stm32f4/optenhal.yml
@@ -0,0 +1,16 @@
+SPDX-License-Identifier: CC-BY-SA-4.0 OR BSD-2-Clause
+actions:
+- get-boolean: null
+- define-condition: null
+build-type: option
+copyrights:
+- Copyright (C) 2022 Duc Doan (dtbpkmte at gmail.com)
+default: true
+default-by-variant: []
+description: |
+  Use HAL driver
+enabled-by: true
+format: '{}'
+links: []
+name: USE_HAL_DRIVER
+type: build
diff --git a/spec/build/bsps/arm/stm32f4/opthse.yml 
b/spec/build/bsps/arm/stm32f4/opthse.yml
new file mode 100644
index 0000000000..d63f9e81a0
--- /dev/null
+++ b/spec/build/bsps/arm/stm32f4/opthse.yml
@@ -0,0 +1,17 @@
+SPDX-License-Identifier: CC-BY-SA-4.0 OR BSD-2-Clause
+actions:
+- get-integer: null
+- assert-uint32: null
+- format-and-define: null
+build-type: option
+copyrights:
+- Copyright (C) 2022 Duc Doan (dtbpkmte at gmail.com)
+default: 8000000
+default-by-variant: []
+description: |
+  HSE frequency in Hz
+enabled-by: true
+format: '{}'
+links: []
+name: STM32F4_HSE_FREQUENCY
+type: build
diff --git a/spec/build/bsps/arm/stm32f4/optusehse.yml 
b/spec/build/bsps/arm/stm32f4/optusehse.yml
new file mode 100644
index 0000000000..192232f294
--- /dev/null
+++ b/spec/build/bsps/arm/stm32f4/optusehse.yml
@@ -0,0 +1,16 @@
+SPDX-License-Identifier: CC-BY-SA-4.0 OR BSD-2-Clause
+actions:
+- get-integer: null
+- define: null
+build-type: option
+copyrights:
+- Copyright (C) 2022 Duc Doan (dtbpkmte at gmail.com)
+default: 0
+default-by-variant: []
+description: |
+  Use HSI for PLL by default, set it to 1 to use HSE for PLL.
+enabled-by: true
+format: '{}'
+links: []
+name: STM32F4_USE_HSE
+type: build
diff --git a/spec/build/bsps/arm/stm32f4/optvariant.yml 
b/spec/build/bsps/arm/stm32f4/optvariant.yml
new file mode 100644
index 0000000000..f2583c5b95
--- /dev/null
+++ b/spec/build/bsps/arm/stm32f4/optvariant.yml
@@ -0,0 +1,24 @@
+SPDX-License-Identifier: CC-BY-SA-4.0 OR BSD-2-Clause
+copyrights:
+- Copyright (C) 2022 Duc Doan (dtbpkmte at gmail.com)
+actions:
+- get-string: null
+- script: |
+    variants = ["STM32F405xx", "STM32F415xx", "STM32F407xx", "STM32F417xx", 
"STM32F427xx", "STM32F437xx", "STM32F429xx", "STM32F439xx", "STM32F401xC", 
"STM32F401xE", "STM32F410Tx", "STM32F410Rx", "STM32F411xE", "STM32F446xx", 
"STM32F469xx", "STM32F479xx", "STM32F412Cx", "STM32F412Rx", "STM32F412Vx", 
"STM32F413xx", "STM32F423xx"]
+    if value not in variants:
+        conf.fatal(
+            "STM32F4 chip variant '{}' is not one of {}".format(
+                value, variants
+            )
+        )
+    conf.define_cond(value, True)
+build-type: option
+default: STM32F407xx
+default-by-variant: []
+enabled-by: true
+format: '{}'
+links: []
+name: STM32F4_VARIANT
+description: |
+  Select the STM32F4 series chip variant out of STM32F405xx, STM32F415xx, 
STM32F407xx, STM32F417xx, STM32F427xx, STM32F437xx, STM32F429xx, STM32F439xx, 
STM32F401xC, STM32F401xE, STM32F410Tx, STM32F410Rx, STM32F411xE, STM32F446xx, 
STM32F469xx, STM32F479xx, STM32F412Cx, STM32F412Rx, STM32F412Vx, STM32F413xx, 
and STM32F423xx.
+type: build
-- 
2.37.1

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