init

2026-10-18 14:06:40 +02:00
commit 2c2202e60d
@@ -0,0 +1,104 @@
+/* USER CODE BEGIN Header */
+/**
+  ******************************************************************************
+  * @file           : mx_extmem.c
+  * @version        : 1.0.0
+  * @brief          : This file implements the extmem configuration
+  ******************************************************************************
+  * @attention
+  *
+  * Copyright (c) 2023 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.
+  *
+  ******************************************************************************
+  */
+/* USER CODE END Header */
+
+/* Includes ------------------------------------------------------------------*/
+#include "extmem_manager.h"
+#include <string.h>
+
+/* USER CODE BEGIN Includes */
+
+/* USER CODE END Includes */
+
+/* USER CODE BEGIN PV */
+/* Private variables ---------------------------------------------------------*/
+
+/* USER CODE END PV */
+
+/* USER CODE BEGIN PFP */
+/* Private function prototypes -----------------------------------------------*/
+
+/* USER CODE END PFP */
+
+/*
+ * -- Insert your variables declaration here --
+ */
+/* USER CODE BEGIN 0 */
+
+/* USER CODE END 0 */
+
+/*
+ * -- Insert your external function declaration here --
+ */
+/* USER CODE BEGIN 1 */
+
+/* USER CODE END 1 */
+
+/**
+  * Init External memory manager
+  * @retval None
+  */
+void MX_EXTMEM_MANAGER_Init(void)
+{
+
+  /* USER CODE BEGIN MX_EXTMEM_Init_PreTreatment */
+
+  /* USER CODE END MX_EXTMEM_Init_PreTreatment */
+  HAL_RCCEx_EnableClockProtection(RCC_CLOCKPROTECT_XSPI);
+
+  /* Initialization of the memory parameters */
+  memset(extmem_list_config, 0x0, sizeof(extmem_list_config));
+
+  /* EXTMEMORY_1 */
+  extmem_list_config[0].MemType = EXTMEM_NOR_SFDP;
+  extmem_list_config[0].Handle = (void*)&hxspi2;
+  extmem_list_config[0].ConfigType = EXTMEM_LINK_CONFIG_8LINES;
+
+  /* EXTMEMORY_2 */
+  extmem_list_config[1].MemType = EXTMEM_PSRAM;
+  extmem_list_config[1].Handle = (void*)&hxspi1;
+  extmem_list_config[1].ConfigType = EXTMEM_LINK_CONFIG_16LINES;
+
+  extmem_list_config[1].PsramObject.psram_public.MemorySize = HAL_XSPI_SIZE_256MB;
+  extmem_list_config[1].PsramObject.psram_public.FreqMax = 133 * 1000000u;
+  extmem_list_config[1].PsramObject.psram_public.NumberOfConfig = 1u;
+
+  /* Config */
+  extmem_list_config[1].PsramObject.psram_public.config[0].WriteMask = 0x40u;
+  extmem_list_config[1].PsramObject.psram_public.config[0].WriteValue = 0x40u;
+  extmem_list_config[1].PsramObject.psram_public.config[0].REGAddress = 0x08u;
+
+  /* Memory command configuration */
+  extmem_list_config[1].PsramObject.psram_public.ReadREG           = 0x40u;
+  extmem_list_config[1].PsramObject.psram_public.WriteREG          = 0xC0u;
+  extmem_list_config[1].PsramObject.psram_public.ReadREGSize       = 2u;
+  extmem_list_config[1].PsramObject.psram_public.REG_DummyCycle    = 4u;
+  extmem_list_config[1].PsramObject.psram_public.Write_command     = 0xA0u;
+  extmem_list_config[1].PsramObject.psram_public.Write_DummyCycle  = 4u;
+  extmem_list_config[1].PsramObject.psram_public.Read_command      = 0x20u;
+  extmem_list_config[1].PsramObject.psram_public.WrapRead_command  = 0x00u;
+  extmem_list_config[1].PsramObject.psram_public.Read_DummyCycle   = 4u;
+
+  EXTMEM_Init(EXTMEMORY_1, HAL_RCCEx_GetPeriphCLKFreq(RCC_PERIPHCLK_XSPI2));
+  EXTMEM_Init(EXTMEMORY_2, HAL_RCCEx_GetPeriphCLKFreq(RCC_PERIPHCLK_XSPI1));
+
+  /* USER CODE BEGIN MX_EXTMEM_Init_PostTreatment */
+
+  /* USER CODE END MX_EXTMEM_Init_PostTreatment */
+}