From 86608c6770cf08c138a2bdab5855072f64be09ef Mon Sep 17 00:00:00 2001 From: joshua Date: Sat, 30 Dec 2023 23:54:31 -0500 Subject: initial commit --- .../STM32H7xx_HAL_Driver/Src/stm32h7xx_ll_fmc.c | 1091 ++++++++++++++++++++ 1 file changed, 1091 insertions(+) create mode 100644 Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_ll_fmc.c (limited to 'Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_ll_fmc.c') diff --git a/Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_ll_fmc.c b/Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_ll_fmc.c new file mode 100644 index 0000000..b681bd1 --- /dev/null +++ b/Drivers/STM32H7xx_HAL_Driver/Src/stm32h7xx_ll_fmc.c @@ -0,0 +1,1091 @@ +/** + ****************************************************************************** + * @file stm32h7xx_ll_fmc.c + * @author MCD Application Team + * @brief FMC Low Layer HAL module driver. + * + * This file provides firmware functions to manage the following + * functionalities of the Flexible Memory Controller (FMC) peripheral memories: + * + Initialization/de-initialization functions + * + Peripheral Control functions + * + Peripheral State functions + * + ****************************************************************************** + * @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. + * + ****************************************************************************** + @verbatim + ============================================================================== + ##### FMC peripheral features ##### + ============================================================================== + [..] The Flexible memory controller (FMC) includes following memory controllers: + (+) The NOR/PSRAM memory controller + (+) The NAND memory controller + (+) The Synchronous DRAM (SDRAM) controller + + [..] The FMC functional block makes the interface with synchronous and asynchronous static + memories and SDRAM memories. Its main purposes are: + (+) to translate AHB transactions into the appropriate external device protocol + (+) to meet the access time requirements of the external memory devices + + [..] All external memories share the addresses, data and control signals with the controller. + Each external device is accessed by means of a unique Chip Select. The FMC performs + only one access at a time to an external device. + The main features of the FMC controller are the following: + (+) Interface with static-memory mapped devices including: + (++) Static random access memory (SRAM) + (++) Read-only memory (ROM) + (++) NOR Flash memory/OneNAND Flash memory + (++) PSRAM (4 memory banks) + (++) Two banks of NAND Flash memory with ECC hardware to check up to 8 Kbytes of + data + (+) Interface with synchronous DRAM (SDRAM) memories + (+) Independent Chip Select control for each memory bank + (+) Independent configuration for each memory bank + + @endverbatim + ****************************************************************************** + */ + +/* Includes ------------------------------------------------------------------*/ +#include "stm32h7xx_hal.h" + +/** @addtogroup STM32H7xx_HAL_Driver + * @{ + */ +#if defined(HAL_NOR_MODULE_ENABLED) || defined(HAL_SRAM_MODULE_ENABLED) || defined(HAL_NAND_MODULE_ENABLED) || defined(HAL_SDRAM_MODULE_ENABLED) + +/** @defgroup FMC_LL FMC Low Layer + * @brief FMC driver modules + * @{ + */ + +/* Private typedef -----------------------------------------------------------*/ +/* Private define ------------------------------------------------------------*/ + +/** @defgroup FMC_LL_Private_Constants FMC Low Layer Private Constants + * @{ + */ + +/* ----------------------- FMC registers bit mask --------------------------- */ + +/* --- BCR Register ---*/ +/* BCR register clear mask */ + +/* --- BTR Register ---*/ +/* BTR register clear mask */ +#define BTR_CLEAR_MASK ((uint32_t)(FMC_BTRx_ADDSET | FMC_BTRx_ADDHLD |\ + FMC_BTRx_DATAST | FMC_BTRx_BUSTURN |\ + FMC_BTRx_CLKDIV | FMC_BTRx_DATLAT |\ + FMC_BTRx_ACCMOD)) + +/* --- BWTR Register ---*/ +/* BWTR register clear mask */ +#define BWTR_CLEAR_MASK ((uint32_t)(FMC_BWTRx_ADDSET | FMC_BWTRx_ADDHLD |\ + FMC_BWTRx_DATAST | FMC_BWTRx_BUSTURN |\ + FMC_BWTRx_ACCMOD)) + +/* --- PCR Register ---*/ +/* PCR register clear mask */ +#define PCR_CLEAR_MASK ((uint32_t)(FMC_PCR_PWAITEN | FMC_PCR_PBKEN | \ + FMC_PCR_PWID | FMC_PCR_ECCEN | \ + FMC_PCR_TCLR | FMC_PCR_TAR | \ + FMC_PCR_ECCPS)) +/* --- PMEM Register ---*/ +/* PMEM register clear mask */ +#define PMEM_CLEAR_MASK ((uint32_t)(FMC_PMEM_MEMSET | FMC_PMEM_MEMWAIT |\ + FMC_PMEM_MEMHOLD | FMC_PMEM_MEMHIZ)) + +/* --- PATT Register ---*/ +/* PATT register clear mask */ +#define PATT_CLEAR_MASK ((uint32_t)(FMC_PATT_ATTSET | FMC_PATT_ATTWAIT |\ + FMC_PATT_ATTHOLD | FMC_PATT_ATTHIZ)) + + +/* --- SDCR Register ---*/ +/* SDCR register clear mask */ +#define SDCR_CLEAR_MASK ((uint32_t)(FMC_SDCRx_NC | FMC_SDCRx_NR | \ + FMC_SDCRx_MWID | FMC_SDCRx_NB | \ + FMC_SDCRx_CAS | FMC_SDCRx_WP | \ + FMC_SDCRx_SDCLK | FMC_SDCRx_RBURST | \ + FMC_SDCRx_RPIPE)) + +/* --- SDTR Register ---*/ +/* SDTR register clear mask */ +#define SDTR_CLEAR_MASK ((uint32_t)(FMC_SDTRx_TMRD | FMC_SDTRx_TXSR | \ + FMC_SDTRx_TRAS | FMC_SDTRx_TRC | \ + FMC_SDTRx_TWR | FMC_SDTRx_TRP | \ + FMC_SDTRx_TRCD)) + +/** + * @} + */ + +/* Private macro -------------------------------------------------------------*/ +/* Private variables ---------------------------------------------------------*/ +/* Private function prototypes -----------------------------------------------*/ +/* Exported functions --------------------------------------------------------*/ + +/** @defgroup FMC_LL_Exported_Functions FMC Low Layer Exported Functions + * @{ + */ + + +/** @defgroup FMC_LL_Exported_Functions_NORSRAM FMC Low Layer NOR SRAM Exported Functions + * @brief NORSRAM Controller functions + * + @verbatim + ============================================================================== + ##### How to use NORSRAM device driver ##### + ============================================================================== + + [..] + This driver contains a set of APIs to interface with the FMC NORSRAM banks in order + to run the NORSRAM external devices. + + (+) FMC NORSRAM bank reset using the function FMC_NORSRAM_DeInit() + (+) FMC NORSRAM bank control configuration using the function FMC_NORSRAM_Init() + (+) FMC NORSRAM bank timing configuration using the function FMC_NORSRAM_Timing_Init() + (+) FMC NORSRAM bank extended timing configuration using the function + FMC_NORSRAM_Extended_Timing_Init() + (+) FMC NORSRAM bank enable/disable write operation using the functions + FMC_NORSRAM_WriteOperation_Enable()/FMC_NORSRAM_WriteOperation_Disable() + +@endverbatim + * @{ + */ + +/** @defgroup FMC_LL_NORSRAM_Exported_Functions_Group1 Initialization and de-initialization functions + * @brief Initialization and Configuration functions + * + @verbatim + ============================================================================== + ##### Initialization and de_initialization functions ##### + ============================================================================== + [..] + This section provides functions allowing to: + (+) Initialize and configure the FMC NORSRAM interface + (+) De-initialize the FMC NORSRAM interface + (+) Configure the FMC clock and associated GPIOs + +@endverbatim + * @{ + */ + +/** + * @brief Initialize the FMC_NORSRAM device according to the specified + * control parameters in the FMC_NORSRAM_InitTypeDef + * @param Device Pointer to NORSRAM device instance + * @param Init Pointer to NORSRAM Initialization structure + * @retval HAL status + */ +HAL_StatusTypeDef FMC_NORSRAM_Init(FMC_NORSRAM_TypeDef *Device, + FMC_NORSRAM_InitTypeDef *Init) +{ + uint32_t flashaccess; + uint32_t btcr_reg; + uint32_t mask; + + /* Check the parameters */ + assert_param(IS_FMC_NORSRAM_DEVICE(Device)); + assert_param(IS_FMC_NORSRAM_BANK(Init->NSBank)); + assert_param(IS_FMC_MUX(Init->DataAddressMux)); + assert_param(IS_FMC_MEMORY(Init->MemoryType)); + assert_param(IS_FMC_NORSRAM_MEMORY_WIDTH(Init->MemoryDataWidth)); + assert_param(IS_FMC_BURSTMODE(Init->BurstAccessMode)); + assert_param(IS_FMC_WAIT_POLARITY(Init->WaitSignalPolarity)); + assert_param(IS_FMC_WAIT_SIGNAL_ACTIVE(Init->WaitSignalActive)); + assert_param(IS_FMC_WRITE_OPERATION(Init->WriteOperation)); + assert_param(IS_FMC_WAITE_SIGNAL(Init->WaitSignal)); + assert_param(IS_FMC_EXTENDED_MODE(Init->ExtendedMode)); + assert_param(IS_FMC_ASYNWAIT(Init->AsynchronousWait)); + assert_param(IS_FMC_WRITE_BURST(Init->WriteBurst)); + assert_param(IS_FMC_CONTINOUS_CLOCK(Init->ContinuousClock)); + assert_param(IS_FMC_WRITE_FIFO(Init->WriteFifo)); + assert_param(IS_FMC_PAGESIZE(Init->PageSize)); + + /* Disable NORSRAM Device */ + __FMC_NORSRAM_DISABLE(Device, Init->NSBank); + + /* Set NORSRAM device control parameters */ + if (Init->MemoryType == FMC_MEMORY_TYPE_NOR) + { + flashaccess = FMC_NORSRAM_FLASH_ACCESS_ENABLE; + } + else + { + flashaccess = FMC_NORSRAM_FLASH_ACCESS_DISABLE; + } + + btcr_reg = (flashaccess | \ + Init->DataAddressMux | \ + Init->MemoryType | \ + Init->MemoryDataWidth | \ + Init->BurstAccessMode | \ + Init->WaitSignalPolarity | \ + Init->WaitSignalActive | \ + Init->WriteOperation | \ + Init->WaitSignal | \ + Init->ExtendedMode | \ + Init->AsynchronousWait | \ + Init->WriteBurst); + + btcr_reg |= Init->ContinuousClock; + btcr_reg |= Init->WriteFifo; + btcr_reg |= Init->PageSize; + + mask = (FMC_BCRx_MBKEN | + FMC_BCRx_MUXEN | + FMC_BCRx_MTYP | + FMC_BCRx_MWID | + FMC_BCRx_FACCEN | + FMC_BCRx_BURSTEN | + FMC_BCRx_WAITPOL | + FMC_BCRx_WAITCFG | + FMC_BCRx_WREN | + FMC_BCRx_WAITEN | + FMC_BCRx_EXTMOD | + FMC_BCRx_ASYNCWAIT | + FMC_BCRx_CBURSTRW); + + mask |= FMC_BCR1_CCLKEN; + mask |= FMC_BCR1_WFDIS; + mask |= FMC_BCRx_CPSIZE; + + MODIFY_REG(Device->BTCR[Init->NSBank], mask, btcr_reg); + + /* Configure synchronous mode when Continuous clock is enabled for bank2..4 */ + if ((Init->ContinuousClock == FMC_CONTINUOUS_CLOCK_SYNC_ASYNC) && (Init->NSBank != FMC_NORSRAM_BANK1)) + { + MODIFY_REG(Device->BTCR[FMC_NORSRAM_BANK1], FMC_BCR1_CCLKEN, Init->ContinuousClock); + } + + if (Init->NSBank != FMC_NORSRAM_BANK1) + { + /* Configure Write FIFO mode when Write Fifo is enabled for bank2..4 */ + SET_BIT(Device->BTCR[FMC_NORSRAM_BANK1], (uint32_t)(Init->WriteFifo)); + } + + return HAL_OK; +} + +/** + * @brief DeInitialize the FMC_NORSRAM peripheral + * @param Device Pointer to NORSRAM device instance + * @param ExDevice Pointer to NORSRAM extended mode device instance + * @param Bank NORSRAM bank number + * @retval HAL status + */ +HAL_StatusTypeDef FMC_NORSRAM_DeInit(FMC_NORSRAM_TypeDef *Device, + FMC_NORSRAM_EXTENDED_TypeDef *ExDevice, uint32_t Bank) +{ + /* Check the parameters */ + assert_param(IS_FMC_NORSRAM_DEVICE(Device)); + assert_param(IS_FMC_NORSRAM_EXTENDED_DEVICE(ExDevice)); + assert_param(IS_FMC_NORSRAM_BANK(Bank)); + + /* Disable the FMC_NORSRAM device */ + __FMC_NORSRAM_DISABLE(Device, Bank); + + /* De-initialize the FMC_NORSRAM device */ + /* FMC_NORSRAM_BANK1 */ + if (Bank == FMC_NORSRAM_BANK1) + { + Device->BTCR[Bank] = 0x000030DBU; + } + /* FMC_NORSRAM_BANK2, FMC_NORSRAM_BANK3 or FMC_NORSRAM_BANK4 */ + else + { + Device->BTCR[Bank] = 0x000030D2U; + } + + Device->BTCR[Bank + 1U] = 0x0FFFFFFFU; + ExDevice->BWTR[Bank] = 0x0FFFFFFFU; + + return HAL_OK; +} + +/** + * @brief Initialize the FMC_NORSRAM Timing according to the specified + * parameters in the FMC_NORSRAM_TimingTypeDef + * @param Device Pointer to NORSRAM device instance + * @param Timing Pointer to NORSRAM Timing structure + * @param Bank NORSRAM bank number + * @retval HAL status + */ +HAL_StatusTypeDef FMC_NORSRAM_Timing_Init(FMC_NORSRAM_TypeDef *Device, + FMC_NORSRAM_TimingTypeDef *Timing, uint32_t Bank) +{ + uint32_t tmpr; + + /* Check the parameters */ + assert_param(IS_FMC_NORSRAM_DEVICE(Device)); + assert_param(IS_FMC_ADDRESS_SETUP_TIME(Timing->AddressSetupTime)); + assert_param(IS_FMC_ADDRESS_HOLD_TIME(Timing->AddressHoldTime)); + assert_param(IS_FMC_DATASETUP_TIME(Timing->DataSetupTime)); + assert_param(IS_FMC_TURNAROUND_TIME(Timing->BusTurnAroundDuration)); + assert_param(IS_FMC_CLK_DIV(Timing->CLKDivision)); + assert_param(IS_FMC_DATA_LATENCY(Timing->DataLatency)); + assert_param(IS_FMC_ACCESS_MODE(Timing->AccessMode)); + assert_param(IS_FMC_NORSRAM_BANK(Bank)); + + /* Set FMC_NORSRAM device timing parameters */ + MODIFY_REG(Device->BTCR[Bank + 1U], BTR_CLEAR_MASK, (Timing->AddressSetupTime | + ((Timing->AddressHoldTime) << FMC_BTRx_ADDHLD_Pos) | + ((Timing->DataSetupTime) << FMC_BTRx_DATAST_Pos) | + ((Timing->BusTurnAroundDuration) << FMC_BTRx_BUSTURN_Pos) | + (((Timing->CLKDivision) - 1U) << FMC_BTRx_CLKDIV_Pos) | + (((Timing->DataLatency) - 2U) << FMC_BTRx_DATLAT_Pos) | + (Timing->AccessMode))); + + /* Configure Clock division value (in NORSRAM bank 1) when continuous clock is enabled */ + if (HAL_IS_BIT_SET(Device->BTCR[FMC_NORSRAM_BANK1], FMC_BCR1_CCLKEN)) + { + tmpr = (uint32_t)(Device->BTCR[FMC_NORSRAM_BANK1 + 1U] & ~((0x0FU) << FMC_BTRx_CLKDIV_Pos)); + tmpr |= (uint32_t)(((Timing->CLKDivision) - 1U) << FMC_BTRx_CLKDIV_Pos); + MODIFY_REG(Device->BTCR[FMC_NORSRAM_BANK1 + 1U], FMC_BTRx_CLKDIV, tmpr); + } + + return HAL_OK; +} + +/** + * @brief Initialize the FMC_NORSRAM Extended mode Timing according to the specified + * parameters in the FMC_NORSRAM_TimingTypeDef + * @param Device Pointer to NORSRAM device instance + * @param Timing Pointer to NORSRAM Timing structure + * @param Bank NORSRAM bank number + * @param ExtendedMode FMC Extended Mode + * This parameter can be one of the following values: + * @arg FMC_EXTENDED_MODE_DISABLE + * @arg FMC_EXTENDED_MODE_ENABLE + * @retval HAL status + */ +HAL_StatusTypeDef FMC_NORSRAM_Extended_Timing_Init(FMC_NORSRAM_EXTENDED_TypeDef *Device, + FMC_NORSRAM_TimingTypeDef *Timing, uint32_t Bank, + uint32_t ExtendedMode) +{ + /* Check the parameters */ + assert_param(IS_FMC_EXTENDED_MODE(ExtendedMode)); + + /* Set NORSRAM device timing register for write configuration, if extended mode is used */ + if (ExtendedMode == FMC_EXTENDED_MODE_ENABLE) + { + /* Check the parameters */ + assert_param(IS_FMC_NORSRAM_EXTENDED_DEVICE(Device)); + assert_param(IS_FMC_ADDRESS_SETUP_TIME(Timing->AddressSetupTime)); + assert_param(IS_FMC_ADDRESS_HOLD_TIME(Timing->AddressHoldTime)); + assert_param(IS_FMC_DATASETUP_TIME(Timing->DataSetupTime)); + assert_param(IS_FMC_TURNAROUND_TIME(Timing->BusTurnAroundDuration)); + assert_param(IS_FMC_ACCESS_MODE(Timing->AccessMode)); + assert_param(IS_FMC_NORSRAM_BANK(Bank)); + + /* Set NORSRAM device timing register for write configuration, if extended mode is used */ + MODIFY_REG(Device->BWTR[Bank], BWTR_CLEAR_MASK, (Timing->AddressSetupTime | + ((Timing->AddressHoldTime) << FMC_BWTRx_ADDHLD_Pos) | + ((Timing->DataSetupTime) << FMC_BWTRx_DATAST_Pos) | + Timing->AccessMode | + ((Timing->BusTurnAroundDuration) << FMC_BWTRx_BUSTURN_Pos))); + } + else + { + Device->BWTR[Bank] = 0x0FFFFFFFU; + } + + return HAL_OK; +} +/** + * @} + */ + +/** @addtogroup FMC_LL_NORSRAM_Private_Functions_Group2 + * @brief management functions + * +@verbatim + ============================================================================== + ##### FMC_NORSRAM Control functions ##### + ============================================================================== + [..] + This subsection provides a set of functions allowing to control dynamically + the FMC NORSRAM interface. + +@endverbatim + * @{ + */ + +/** + * @brief Enables dynamically FMC_NORSRAM write operation. + * @param Device Pointer to NORSRAM device instance + * @param Bank NORSRAM bank number + * @retval HAL status + */ +HAL_StatusTypeDef FMC_NORSRAM_WriteOperation_Enable(FMC_NORSRAM_TypeDef *Device, uint32_t Bank) +{ + /* Check the parameters */ + assert_param(IS_FMC_NORSRAM_DEVICE(Device)); + assert_param(IS_FMC_NORSRAM_BANK(Bank)); + + /* Enable write operation */ + SET_BIT(Device->BTCR[Bank], FMC_WRITE_OPERATION_ENABLE); + + return HAL_OK; +} + +/** + * @brief Disables dynamically FMC_NORSRAM write operation. + * @param Device Pointer to NORSRAM device instance + * @param Bank NORSRAM bank number + * @retval HAL status + */ +HAL_StatusTypeDef FMC_NORSRAM_WriteOperation_Disable(FMC_NORSRAM_TypeDef *Device, uint32_t Bank) +{ + /* Check the parameters */ + assert_param(IS_FMC_NORSRAM_DEVICE(Device)); + assert_param(IS_FMC_NORSRAM_BANK(Bank)); + + /* Disable write operation */ + CLEAR_BIT(Device->BTCR[Bank], FMC_WRITE_OPERATION_ENABLE); + + return HAL_OK; +} + +/** + * @} + */ + +/** + * @} + */ + + +/** @defgroup FMC_LL_Exported_Functions_NAND FMC Low Layer NAND Exported Functions + * @brief NAND Controller functions + * + @verbatim + ============================================================================== + ##### How to use NAND device driver ##### + ============================================================================== + [..] + This driver contains a set of APIs to interface with the FMC NAND banks in order + to run the NAND external devices. + + (+) FMC NAND bank reset using the function FMC_NAND_DeInit() + (+) FMC NAND bank control configuration using the function FMC_NAND_Init() + (+) FMC NAND bank common space timing configuration using the function + FMC_NAND_CommonSpace_Timing_Init() + (+) FMC NAND bank attribute space timing configuration using the function + FMC_NAND_AttributeSpace_Timing_Init() + (+) FMC NAND bank enable/disable ECC correction feature using the functions + FMC_NAND_ECC_Enable()/FMC_NAND_ECC_Disable() + (+) FMC NAND bank get ECC correction code using the function FMC_NAND_GetECC() + +@endverbatim + * @{ + */ + +/** @defgroup FMC_LL_NAND_Exported_Functions_Group1 Initialization and de-initialization functions + * @brief Initialization and Configuration functions + * +@verbatim + ============================================================================== + ##### Initialization and de_initialization functions ##### + ============================================================================== + [..] + This section provides functions allowing to: + (+) Initialize and configure the FMC NAND interface + (+) De-initialize the FMC NAND interface + (+) Configure the FMC clock and associated GPIOs + +@endverbatim + * @{ + */ + +/** + * @brief Initializes the FMC_NAND device according to the specified + * control parameters in the FMC_NAND_HandleTypeDef + * @param Device Pointer to NAND device instance + * @param Init Pointer to NAND Initialization structure + * @retval HAL status + */ +HAL_StatusTypeDef FMC_NAND_Init(FMC_NAND_TypeDef *Device, FMC_NAND_InitTypeDef *Init) +{ + /* Check the parameters */ + assert_param(IS_FMC_NAND_DEVICE(Device)); + assert_param(IS_FMC_NAND_BANK(Init->NandBank)); + assert_param(IS_FMC_WAIT_FEATURE(Init->Waitfeature)); + assert_param(IS_FMC_NAND_MEMORY_WIDTH(Init->MemoryDataWidth)); + assert_param(IS_FMC_ECC_STATE(Init->EccComputation)); + assert_param(IS_FMC_ECCPAGE_SIZE(Init->ECCPageSize)); + assert_param(IS_FMC_TCLR_TIME(Init->TCLRSetupTime)); + assert_param(IS_FMC_TAR_TIME(Init->TARSetupTime)); + + /* NAND bank 3 registers configuration */ + MODIFY_REG(Device->PCR, PCR_CLEAR_MASK, (Init->Waitfeature | + FMC_PCR_MEMORY_TYPE_NAND | + Init->MemoryDataWidth | + Init->EccComputation | + Init->ECCPageSize | + ((Init->TCLRSetupTime) << FMC_PCR_TCLR_Pos) | + ((Init->TARSetupTime) << FMC_PCR_TAR_Pos))); + + return HAL_OK; +} + +/** + * @brief Initializes the FMC_NAND Common space Timing according to the specified + * parameters in the FMC_NAND_PCC_TimingTypeDef + * @param Device Pointer to NAND device instance + * @param Timing Pointer to NAND timing structure + * @param Bank NAND bank number + * @retval HAL status + */ +HAL_StatusTypeDef FMC_NAND_CommonSpace_Timing_Init(FMC_NAND_TypeDef *Device, + FMC_NAND_PCC_TimingTypeDef *Timing, uint32_t Bank) +{ + /* Check the parameters */ + assert_param(IS_FMC_NAND_DEVICE(Device)); + assert_param(IS_FMC_SETUP_TIME(Timing->SetupTime)); + assert_param(IS_FMC_WAIT_TIME(Timing->WaitSetupTime)); + assert_param(IS_FMC_HOLD_TIME(Timing->HoldSetupTime)); + assert_param(IS_FMC_HIZ_TIME(Timing->HiZSetupTime)); + assert_param(IS_FMC_NAND_BANK(Bank)); + + /* Prevent unused argument(s) compilation warning if no assert_param check */ + UNUSED(Bank); + + /* NAND bank 3 registers configuration */ + MODIFY_REG(Device->PMEM, PMEM_CLEAR_MASK, (Timing->SetupTime | + ((Timing->WaitSetupTime) << FMC_PMEM_MEMWAIT_Pos) | + ((Timing->HoldSetupTime) << FMC_PMEM_MEMHOLD_Pos) | + ((Timing->HiZSetupTime) << FMC_PMEM_MEMHIZ_Pos))); + + return HAL_OK; +} + +/** + * @brief Initializes the FMC_NAND Attribute space Timing according to the specified + * parameters in the FMC_NAND_PCC_TimingTypeDef + * @param Device Pointer to NAND device instance + * @param Timing Pointer to NAND timing structure + * @param Bank NAND bank number + * @retval HAL status + */ +HAL_StatusTypeDef FMC_NAND_AttributeSpace_Timing_Init(FMC_NAND_TypeDef *Device, + FMC_NAND_PCC_TimingTypeDef *Timing, uint32_t Bank) +{ + /* Check the parameters */ + assert_param(IS_FMC_NAND_DEVICE(Device)); + assert_param(IS_FMC_SETUP_TIME(Timing->SetupTime)); + assert_param(IS_FMC_WAIT_TIME(Timing->WaitSetupTime)); + assert_param(IS_FMC_HOLD_TIME(Timing->HoldSetupTime)); + assert_param(IS_FMC_HIZ_TIME(Timing->HiZSetupTime)); + assert_param(IS_FMC_NAND_BANK(Bank)); + + /* Prevent unused argument(s) compilation warning if no assert_param check */ + UNUSED(Bank); + + /* NAND bank 3 registers configuration */ + MODIFY_REG(Device->PATT, PATT_CLEAR_MASK, (Timing->SetupTime | + ((Timing->WaitSetupTime) << FMC_PATT_ATTWAIT_Pos) | + ((Timing->HoldSetupTime) << FMC_PATT_ATTHOLD_Pos) | + ((Timing->HiZSetupTime) << FMC_PATT_ATTHIZ_Pos))); + + return HAL_OK; +} + +/** + * @brief DeInitializes the FMC_NAND device + * @param Device Pointer to NAND device instance + * @param Bank NAND bank number + * @retval HAL status + */ +HAL_StatusTypeDef FMC_NAND_DeInit(FMC_NAND_TypeDef *Device, uint32_t Bank) +{ + /* Check the parameters */ + assert_param(IS_FMC_NAND_DEVICE(Device)); + assert_param(IS_FMC_NAND_BANK(Bank)); + + /* Disable the NAND Bank */ + __FMC_NAND_DISABLE(Device, Bank); + + /* De-initialize the NAND Bank */ + /* Prevent unused argument(s) compilation warning if no assert_param check */ + UNUSED(Bank); + + /* Set the FMC_NAND_BANK3 registers to their reset values */ + WRITE_REG(Device->PCR, 0x00000018U); + WRITE_REG(Device->SR, 0x00000040U); + WRITE_REG(Device->PMEM, 0xFCFCFCFCU); + WRITE_REG(Device->PATT, 0xFCFCFCFCU); + + return HAL_OK; +} + +/** + * @} + */ + +/** @defgroup HAL_FMC_NAND_Group2 Peripheral Control functions + * @brief management functions + * +@verbatim + ============================================================================== + ##### FMC_NAND Control functions ##### + ============================================================================== + [..] + This subsection provides a set of functions allowing to control dynamically + the FMC NAND interface. + +@endverbatim + * @{ + */ + + +/** + * @brief Enables dynamically FMC_NAND ECC feature. + * @param Device Pointer to NAND device instance + * @param Bank NAND bank number + * @retval HAL status + */ +HAL_StatusTypeDef FMC_NAND_ECC_Enable(FMC_NAND_TypeDef *Device, uint32_t Bank) +{ + /* Check the parameters */ + assert_param(IS_FMC_NAND_DEVICE(Device)); + assert_param(IS_FMC_NAND_BANK(Bank)); + + /* Enable ECC feature */ + /* Prevent unused argument(s) compilation warning if no assert_param check */ + UNUSED(Bank); + + SET_BIT(Device->PCR, FMC_PCR_ECCEN); + + return HAL_OK; +} + + +/** + * @brief Disables dynamically FMC_NAND ECC feature. + * @param Device Pointer to NAND device instance + * @param Bank NAND bank number + * @retval HAL status + */ +HAL_StatusTypeDef FMC_NAND_ECC_Disable(FMC_NAND_TypeDef *Device, uint32_t Bank) +{ + /* Check the parameters */ + assert_param(IS_FMC_NAND_DEVICE(Device)); + assert_param(IS_FMC_NAND_BANK(Bank)); + + /* Disable ECC feature */ + /* Prevent unused argument(s) compilation warning if no assert_param check */ + UNUSED(Bank); + + CLEAR_BIT(Device->PCR, FMC_PCR_ECCEN); + + return HAL_OK; +} + +/** + * @brief Disables dynamically FMC_NAND ECC feature. + * @param Device Pointer to NAND device instance + * @param ECCval Pointer to ECC value + * @param Bank NAND bank number + * @param Timeout Timeout wait value + * @retval HAL status + */ +HAL_StatusTypeDef FMC_NAND_GetECC(FMC_NAND_TypeDef *Device, uint32_t *ECCval, uint32_t Bank, + uint32_t Timeout) +{ + uint32_t tickstart; + + /* Check the parameters */ + assert_param(IS_FMC_NAND_DEVICE(Device)); + assert_param(IS_FMC_NAND_BANK(Bank)); + + /* Get tick */ + tickstart = HAL_GetTick(); + + /* Wait until FIFO is empty */ + while (__FMC_NAND_GET_FLAG(Device, Bank, FMC_FLAG_FEMPT) == RESET) + { + /* Check for the Timeout */ + if (Timeout != HAL_MAX_DELAY) + { + if (((HAL_GetTick() - tickstart) > Timeout) || (Timeout == 0U)) + { + return HAL_TIMEOUT; + } + } + } + + /* Prevent unused argument(s) compilation warning if no assert_param check */ + UNUSED(Bank); + + /* Get the ECCR register value */ + *ECCval = (uint32_t)Device->ECCR; + + return HAL_OK; +} + +/** + * @} + */ + + + +/** @defgroup FMC_LL_SDRAM + * @brief SDRAM Controller functions + * + @verbatim + ============================================================================== + ##### How to use SDRAM device driver ##### + ============================================================================== + [..] + This driver contains a set of APIs to interface with the FMC SDRAM banks in order + to run the SDRAM external devices. + + (+) FMC SDRAM bank reset using the function FMC_SDRAM_DeInit() + (+) FMC SDRAM bank control configuration using the function FMC_SDRAM_Init() + (+) FMC SDRAM bank timing configuration using the function FMC_SDRAM_Timing_Init() + (+) FMC SDRAM bank enable/disable write operation using the functions + FMC_SDRAM_WriteOperation_Enable()/FMC_SDRAM_WriteOperation_Disable() + (+) FMC SDRAM bank send command using the function FMC_SDRAM_SendCommand() + +@endverbatim + * @{ + */ + +/** @addtogroup FMC_LL_SDRAM_Private_Functions_Group1 + * @brief Initialization and Configuration functions + * +@verbatim + ============================================================================== + ##### Initialization and de_initialization functions ##### + ============================================================================== + [..] + This section provides functions allowing to: + (+) Initialize and configure the FMC SDRAM interface + (+) De-initialize the FMC SDRAM interface + (+) Configure the FMC clock and associated GPIOs + +@endverbatim + * @{ + */ + +/** + * @brief Initializes the FMC_SDRAM device according to the specified + * control parameters in the FMC_SDRAM_InitTypeDef + * @param Device Pointer to SDRAM device instance + * @param Init Pointer to SDRAM Initialization structure + * @retval HAL status + */ +HAL_StatusTypeDef FMC_SDRAM_Init(FMC_SDRAM_TypeDef *Device, FMC_SDRAM_InitTypeDef *Init) +{ + /* Check the parameters */ + assert_param(IS_FMC_SDRAM_DEVICE(Device)); + assert_param(IS_FMC_SDRAM_BANK(Init->SDBank)); + assert_param(IS_FMC_COLUMNBITS_NUMBER(Init->ColumnBitsNumber)); + assert_param(IS_FMC_ROWBITS_NUMBER(Init->RowBitsNumber)); + assert_param(IS_FMC_SDMEMORY_WIDTH(Init->MemoryDataWidth)); + assert_param(IS_FMC_INTERNALBANK_NUMBER(Init->InternalBankNumber)); + assert_param(IS_FMC_CAS_LATENCY(Init->CASLatency)); + assert_param(IS_FMC_WRITE_PROTECTION(Init->WriteProtection)); + assert_param(IS_FMC_SDCLOCK_PERIOD(Init->SDClockPeriod)); + assert_param(IS_FMC_READ_BURST(Init->ReadBurst)); + assert_param(IS_FMC_READPIPE_DELAY(Init->ReadPipeDelay)); + + /* Set SDRAM bank configuration parameters */ + if (Init->SDBank == FMC_SDRAM_BANK1) + { + MODIFY_REG(Device->SDCR[FMC_SDRAM_BANK1], + SDCR_CLEAR_MASK, + (Init->ColumnBitsNumber | + Init->RowBitsNumber | + Init->MemoryDataWidth | + Init->InternalBankNumber | + Init->CASLatency | + Init->WriteProtection | + Init->SDClockPeriod | + Init->ReadBurst | + Init->ReadPipeDelay)); + } + else /* FMC_Bank2_SDRAM */ + { + MODIFY_REG(Device->SDCR[FMC_SDRAM_BANK1], + FMC_SDCRx_SDCLK | + FMC_SDCRx_RBURST | + FMC_SDCRx_RPIPE, + (Init->SDClockPeriod | + Init->ReadBurst | + Init->ReadPipeDelay)); + + MODIFY_REG(Device->SDCR[FMC_SDRAM_BANK2], + SDCR_CLEAR_MASK, + (Init->ColumnBitsNumber | + Init->RowBitsNumber | + Init->MemoryDataWidth | + Init->InternalBankNumber | + Init->CASLatency | + Init->WriteProtection)); + } + + return HAL_OK; +} + + +/** + * @brief Initializes the FMC_SDRAM device timing according to the specified + * parameters in the FMC_SDRAM_TimingTypeDef + * @param Device Pointer to SDRAM device instance + * @param Timing Pointer to SDRAM Timing structure + * @param Bank SDRAM bank number + * @retval HAL status + */ +HAL_StatusTypeDef FMC_SDRAM_Timing_Init(FMC_SDRAM_TypeDef *Device, + FMC_SDRAM_TimingTypeDef *Timing, uint32_t Bank) +{ + /* Check the parameters */ + assert_param(IS_FMC_SDRAM_DEVICE(Device)); + assert_param(IS_FMC_LOADTOACTIVE_DELAY(Timing->LoadToActiveDelay)); + assert_param(IS_FMC_EXITSELFREFRESH_DELAY(Timing->ExitSelfRefreshDelay)); + assert_param(IS_FMC_SELFREFRESH_TIME(Timing->SelfRefreshTime)); + assert_param(IS_FMC_ROWCYCLE_DELAY(Timing->RowCycleDelay)); + assert_param(IS_FMC_WRITE_RECOVERY_TIME(Timing->WriteRecoveryTime)); + assert_param(IS_FMC_RP_DELAY(Timing->RPDelay)); + assert_param(IS_FMC_RCD_DELAY(Timing->RCDDelay)); + assert_param(IS_FMC_SDRAM_BANK(Bank)); + + /* Set SDRAM device timing parameters */ + if (Bank == FMC_SDRAM_BANK1) + { + MODIFY_REG(Device->SDTR[FMC_SDRAM_BANK1], + SDTR_CLEAR_MASK, + (((Timing->LoadToActiveDelay) - 1U) | + (((Timing->ExitSelfRefreshDelay) - 1U) << FMC_SDTRx_TXSR_Pos) | + (((Timing->SelfRefreshTime) - 1U) << FMC_SDTRx_TRAS_Pos) | + (((Timing->RowCycleDelay) - 1U) << FMC_SDTRx_TRC_Pos) | + (((Timing->WriteRecoveryTime) - 1U) << FMC_SDTRx_TWR_Pos) | + (((Timing->RPDelay) - 1U) << FMC_SDTRx_TRP_Pos) | + (((Timing->RCDDelay) - 1U) << FMC_SDTRx_TRCD_Pos))); + } + else /* FMC_Bank2_SDRAM */ + { + MODIFY_REG(Device->SDTR[FMC_SDRAM_BANK1], + FMC_SDTRx_TRC | + FMC_SDTRx_TRP, + (((Timing->RowCycleDelay) - 1U) << FMC_SDTRx_TRC_Pos) | + (((Timing->RPDelay) - 1U) << FMC_SDTRx_TRP_Pos)); + + MODIFY_REG(Device->SDTR[FMC_SDRAM_BANK2], + SDTR_CLEAR_MASK, + (((Timing->LoadToActiveDelay) - 1U) | + (((Timing->ExitSelfRefreshDelay) - 1U) << FMC_SDTRx_TXSR_Pos) | + (((Timing->SelfRefreshTime) - 1U) << FMC_SDTRx_TRAS_Pos) | + (((Timing->WriteRecoveryTime) - 1U) << FMC_SDTRx_TWR_Pos) | + (((Timing->RCDDelay) - 1U) << FMC_SDTRx_TRCD_Pos))); + } + + return HAL_OK; +} + +/** + * @brief DeInitializes the FMC_SDRAM peripheral + * @param Device Pointer to SDRAM device instance + * @retval HAL status + */ +HAL_StatusTypeDef FMC_SDRAM_DeInit(FMC_SDRAM_TypeDef *Device, uint32_t Bank) +{ + /* Check the parameters */ + assert_param(IS_FMC_SDRAM_DEVICE(Device)); + assert_param(IS_FMC_SDRAM_BANK(Bank)); + + /* De-initialize the SDRAM device */ + Device->SDCR[Bank] = 0x000002D0U; + Device->SDTR[Bank] = 0x0FFFFFFFU; + Device->SDCMR = 0x00000000U; + Device->SDRTR = 0x00000000U; + Device->SDSR = 0x00000000U; + + return HAL_OK; +} + +/** + * @} + */ + +/** @addtogroup FMC_LL_SDRAMPrivate_Functions_Group2 + * @brief management functions + * +@verbatim + ============================================================================== + ##### FMC_SDRAM Control functions ##### + ============================================================================== + [..] + This subsection provides a set of functions allowing to control dynamically + the FMC SDRAM interface. + +@endverbatim + * @{ + */ + +/** + * @brief Enables dynamically FMC_SDRAM write protection. + * @param Device Pointer to SDRAM device instance + * @param Bank SDRAM bank number + * @retval HAL status + */ +HAL_StatusTypeDef FMC_SDRAM_WriteProtection_Enable(FMC_SDRAM_TypeDef *Device, uint32_t Bank) +{ + /* Check the parameters */ + assert_param(IS_FMC_SDRAM_DEVICE(Device)); + assert_param(IS_FMC_SDRAM_BANK(Bank)); + + /* Enable write protection */ + SET_BIT(Device->SDCR[Bank], FMC_SDRAM_WRITE_PROTECTION_ENABLE); + + return HAL_OK; +} + +/** + * @brief Disables dynamically FMC_SDRAM write protection. + * @param hsdram FMC_SDRAM handle + * @retval HAL status + */ +HAL_StatusTypeDef FMC_SDRAM_WriteProtection_Disable(FMC_SDRAM_TypeDef *Device, uint32_t Bank) +{ + /* Check the parameters */ + assert_param(IS_FMC_SDRAM_DEVICE(Device)); + assert_param(IS_FMC_SDRAM_BANK(Bank)); + + /* Disable write protection */ + CLEAR_BIT(Device->SDCR[Bank], FMC_SDRAM_WRITE_PROTECTION_ENABLE); + + return HAL_OK; +} + +/** + * @brief Send Command to the FMC SDRAM bank + * @param Device Pointer to SDRAM device instance + * @param Command Pointer to SDRAM command structure + * @param Timing Pointer to SDRAM Timing structure + * @param Timeout Timeout wait value + * @retval HAL state + */ +HAL_StatusTypeDef FMC_SDRAM_SendCommand(FMC_SDRAM_TypeDef *Device, + FMC_SDRAM_CommandTypeDef *Command, uint32_t Timeout) +{ + /* Check the parameters */ + assert_param(IS_FMC_SDRAM_DEVICE(Device)); + assert_param(IS_FMC_COMMAND_MODE(Command->CommandMode)); + assert_param(IS_FMC_COMMAND_TARGET(Command->CommandTarget)); + assert_param(IS_FMC_AUTOREFRESH_NUMBER(Command->AutoRefreshNumber)); + assert_param(IS_FMC_MODE_REGISTER(Command->ModeRegisterDefinition)); + + /* Set command register */ + MODIFY_REG(Device->SDCMR, (FMC_SDCMR_MODE | FMC_SDCMR_CTB2 | FMC_SDCMR_CTB1 | FMC_SDCMR_NRFS | FMC_SDCMR_MRD), + ((Command->CommandMode) | (Command->CommandTarget) | + (((Command->AutoRefreshNumber) - 1U) << FMC_SDCMR_NRFS_Pos) | + ((Command->ModeRegisterDefinition) << FMC_SDCMR_MRD_Pos))); + /* Prevent unused argument(s) compilation warning */ + UNUSED(Timeout); + return HAL_OK; +} + +/** + * @brief Program the SDRAM Memory Refresh rate. + * @param Device Pointer to SDRAM device instance + * @param RefreshRate The SDRAM refresh rate value. + * @retval HAL state + */ +HAL_StatusTypeDef FMC_SDRAM_ProgramRefreshRate(FMC_SDRAM_TypeDef *Device, uint32_t RefreshRate) +{ + /* Check the parameters */ + assert_param(IS_FMC_SDRAM_DEVICE(Device)); + assert_param(IS_FMC_REFRESH_RATE(RefreshRate)); + + /* Set the refresh rate in command register */ + MODIFY_REG(Device->SDRTR, FMC_SDRTR_COUNT, (RefreshRate << FMC_SDRTR_COUNT_Pos)); + + return HAL_OK; +} + +/** + * @brief Set the Number of consecutive SDRAM Memory auto Refresh commands. + * @param Device Pointer to SDRAM device instance + * @param AutoRefreshNumber Specifies the auto Refresh number. + * @retval None + */ +HAL_StatusTypeDef FMC_SDRAM_SetAutoRefreshNumber(FMC_SDRAM_TypeDef *Device, + uint32_t AutoRefreshNumber) +{ + /* Check the parameters */ + assert_param(IS_FMC_SDRAM_DEVICE(Device)); + assert_param(IS_FMC_AUTOREFRESH_NUMBER(AutoRefreshNumber)); + + /* Set the Auto-refresh number in command register */ + MODIFY_REG(Device->SDCMR, FMC_SDCMR_NRFS, ((AutoRefreshNumber - 1U) << FMC_SDCMR_NRFS_Pos)); + + return HAL_OK; +} + +/** + * @brief Returns the indicated FMC SDRAM bank mode status. + * @param Device Pointer to SDRAM device instance + * @param Bank Defines the FMC SDRAM bank. This parameter can be + * FMC_Bank1_SDRAM or FMC_Bank2_SDRAM. + * @retval The FMC SDRAM bank mode status, could be on of the following values: + * FMC_SDRAM_NORMAL_MODE, FMC_SDRAM_SELF_REFRESH_MODE or + * FMC_SDRAM_POWER_DOWN_MODE. + */ +uint32_t FMC_SDRAM_GetModeStatus(FMC_SDRAM_TypeDef *Device, uint32_t Bank) +{ + uint32_t tmpreg; + + /* Check the parameters */ + assert_param(IS_FMC_SDRAM_DEVICE(Device)); + assert_param(IS_FMC_SDRAM_BANK(Bank)); + + /* Get the corresponding bank mode */ + if (Bank == FMC_SDRAM_BANK1) + { + tmpreg = (uint32_t)(Device->SDSR & FMC_SDSR_MODES1); + } + else + { + tmpreg = ((uint32_t)(Device->SDSR & FMC_SDSR_MODES2) >> 2U); + } + + /* Return the mode status */ + return tmpreg; +} + +/** + * @} + */ + +/** + * @} + */ + + +/** + * @} + */ + +/** + * @} + */ + +#endif /* HAL_NOR_MODULE_ENABLED */ +/** + * @} + */ +/** + * @} + */ -- cgit v1.2.3