From a8aaabae4c1cc64a01d740a436336ca31c1f79ba Mon Sep 17 00:00:00 2001 From: iperry Date: Thu, 17 Dec 2009 02:46:08 +0000 Subject: removed extraneous files, stm32lib examples git-svn-id: https://leaflabs.googlecode.com/svn/trunk/library@70 749a229e-a60e-11de-b98f-4500b42dc123 --- src/stm32lib/examples/FSMC/NAND/fsmc_nand.c | 491 ---------------------------- 1 file changed, 491 deletions(-) delete mode 100755 src/stm32lib/examples/FSMC/NAND/fsmc_nand.c (limited to 'src/stm32lib/examples/FSMC/NAND/fsmc_nand.c') diff --git a/src/stm32lib/examples/FSMC/NAND/fsmc_nand.c b/src/stm32lib/examples/FSMC/NAND/fsmc_nand.c deleted file mode 100755 index 7cc15e7..0000000 --- a/src/stm32lib/examples/FSMC/NAND/fsmc_nand.c +++ /dev/null @@ -1,491 +0,0 @@ -/******************** (C) COPYRIGHT 2008 STMicroelectronics ******************** -* File Name : fsmc_nand.c -* Author : MCD Application Team -* Version : V2.0.1 -* Date : 06/13/2008 -* Description : This file provides a set of functions needed to drive the -* NAND512W3A2 memory mounted on STM3210E-EVAL board. -******************************************************************************** -* THE PRESENT FIRMWARE WHICH IS FOR GUIDANCE ONLY AIMS AT PROVIDING CUSTOMERS -* WITH CODING INFORMATION REGARDING THEIR PRODUCTS IN ORDER FOR THEM TO SAVE TIME. -* AS A RESULT, STMICROELECTRONICS SHALL NOT BE HELD LIABLE FOR ANY DIRECT, -* INDIRECT OR CONSEQUENTIAL DAMAGES WITH RESPECT TO ANY CLAIMS ARISING FROM THE -* CONTENT OF SUCH FIRMWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING -* INFORMATION CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS. -*******************************************************************************/ -/* Includes ------------------------------------------------------------------*/ -#include "fsmc_nand.h" - -/* Private typedef -----------------------------------------------------------*/ -/* Private define ------------------------------------------------------------*/ - -#define FSMC_Bank_NAND FSMC_Bank2_NAND -#define Bank_NAND_ADDR Bank2_NAND_ADDR -#define Bank2_NAND_ADDR ((u32)0x70000000) - -/* Private macro -------------------------------------------------------------*/ -#define ROW_ADDRESS (Address.Page + (Address.Block + (Address.Zone * NAND_ZONE_SIZE)) * NAND_BLOCK_SIZE) - -/* Private variables ---------------------------------------------------------*/ -/* Private function prototypes -----------------------------------------------*/ -/* Private functions ---------------------------------------------------------*/ -/******************************************************************************* -* Function Name : FSMC_NAND_Init -* Description : Configures the FSMC and GPIOs to interface with the NAND memory. -* This function must be called before any write/read operation -* on the NAND. -* Input : None -* Output : None -* Return : None -*******************************************************************************/ -void FSMC_NAND_Init(void) -{ - GPIO_InitTypeDef GPIO_InitStructure; - FSMC_NANDInitTypeDef FSMC_NANDInitStructure; - FSMC_NAND_PCCARDTimingInitTypeDef p; - - RCC_APB2PeriphClockCmd(RCC_APB2Periph_GPIOD | RCC_APB2Periph_GPIOE | - RCC_APB2Periph_GPIOF | RCC_APB2Periph_GPIOG, ENABLE); - -/*-- GPIO Configuration ------------------------------------------------------*/ -/* CLE, ALE, D0->D3, NOE, NWE and NCE2 NAND pin configuration */ - GPIO_InitStructure.GPIO_Pin = GPIO_Pin_11 | GPIO_Pin_12 | GPIO_Pin_14 | GPIO_Pin_15 | - GPIO_Pin_0 | GPIO_Pin_1 | GPIO_Pin_4 | GPIO_Pin_5 | - GPIO_Pin_7; - GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz; - GPIO_InitStructure.GPIO_Mode = GPIO_Mode_AF_PP; - - GPIO_Init(GPIOD, &GPIO_InitStructure); - -/* D4->D7 NAND pin configuration */ - GPIO_InitStructure.GPIO_Pin = GPIO_Pin_7 | GPIO_Pin_8 | GPIO_Pin_9 | GPIO_Pin_10; - - GPIO_Init(GPIOE, &GPIO_InitStructure); - - -/* NWAIT NAND pin configuration */ - GPIO_InitStructure.GPIO_Pin = GPIO_Pin_6; - GPIO_InitStructure.GPIO_Speed = GPIO_Speed_50MHz; - GPIO_InitStructure.GPIO_Mode = GPIO_Mode_IPU; - - GPIO_Init(GPIOD, &GPIO_InitStructure); - -/* INT2 NAND pin configuration */ - GPIO_InitStructure.GPIO_Pin = GPIO_Pin_6; - GPIO_Init(GPIOG, &GPIO_InitStructure); - - /*-- FSMC Configuration ------------------------------------------------------*/ - p.FSMC_SetupTime = 0x1; - p.FSMC_WaitSetupTime = 0x3; - p.FSMC_HoldSetupTime = 0x2; - p.FSMC_HiZSetupTime = 0x1; - - FSMC_NANDInitStructure.FSMC_Bank = FSMC_Bank2_NAND; - FSMC_NANDInitStructure.FSMC_Waitfeature = FSMC_Waitfeature_Enable; - FSMC_NANDInitStructure.FSMC_MemoryDataWidth = FSMC_MemoryDataWidth_8b; - FSMC_NANDInitStructure.FSMC_ECC = FSMC_ECC_Enable; - FSMC_NANDInitStructure.FSMC_ECCPageSize = FSMC_ECCPageSize_512Bytes; - FSMC_NANDInitStructure.FSMC_AddressLowMapping = FSMC_AddressLowMapping_Direct; - FSMC_NANDInitStructure.FSMC_TCLRSetupTime = 0x00; - FSMC_NANDInitStructure.FSMC_TARSetupTime = 0x00; - FSMC_NANDInitStructure.FSMC_CommonSpaceTimingStruct = &p; - FSMC_NANDInitStructure.FSMC_AttributeSpaceTimingStruct = &p; - - FSMC_NANDInit(&FSMC_NANDInitStructure); - - /* FSMC NAND Bank Cmd Test */ - FSMC_NANDCmd(FSMC_Bank2_NAND, ENABLE); -} - -/****************************************************************************** -* Function Name : FSMC_NAND_ReadID -* Description : Reads NAND memory's ID. -* Input : - NAND_ID: pointer to a NAND_IDTypeDef structure which will hold -* the Manufacturer and Device ID. -* Output : None -* Return : None -*******************************************************************************/ -void FSMC_NAND_ReadID(NAND_IDTypeDef* NAND_ID) -{ - u32 data = 0; - - /* Send Command to the command area */ - *(vu8 *)(Bank_NAND_ADDR | CMD_AREA) = 0x90; - *(vu8 *)(Bank_NAND_ADDR | ADDR_AREA) = 0x00; - - /* Sequence to read ID from NAND flash */ - data = *(vu32 *)(Bank_NAND_ADDR | DATA_AREA); - - NAND_ID->Maker_ID = ADDR_1st_CYCLE (data); - NAND_ID->Device_ID = ADDR_2nd_CYCLE (data); - NAND_ID->Third_ID = ADDR_3rd_CYCLE (data); - NAND_ID->Fourth_ID = ADDR_4th_CYCLE (data); -} - -/****************************************************************************** -* Function Name : FSMC_NAND_WriteSmallPage -* Description : This routine is for writing one or several 512 Bytes Page size. -* Input : - pBuffer: pointer on the Buffer containing data to be written -* - Address: First page address -* - NumPageToWrite: Number of page to write -* Output : None -* Return : New status of the NAND operation. This parameter can be: -* - NAND_TIMEOUT_ERROR: when the previous operation generate -* a Timeout error -* - NAND_READY: when memory is ready for the next operation -* And the new status of the increment address operation. It can be: -* - NAND_VALID_ADDRESS: When the new address is valid address -* - NAND_INVALID_ADDRESS: When the new address is invalid address -*******************************************************************************/ -u32 FSMC_NAND_WriteSmallPage(u8 *pBuffer, NAND_ADDRESS Address, u32 NumPageToWrite) -{ - u32 index = 0x00, numpagewritten = 0x00, addressstatus = NAND_VALID_ADDRESS; - u32 status = NAND_READY, size = 0x00; - - while((NumPageToWrite != 0x00) && (addressstatus == NAND_VALID_ADDRESS) && (status == NAND_READY)) - { - /* Page write command and address */ - *(vu8 *)(Bank_NAND_ADDR | CMD_AREA) = NAND_CMD_AREA_A; - *(vu8 *)(Bank_NAND_ADDR | CMD_AREA) = NAND_CMD_WRITE0; - - *(vu8 *)(Bank_NAND_ADDR | ADDR_AREA) = 0x00; - *(vu8 *)(Bank_NAND_ADDR | ADDR_AREA) = ADDR_1st_CYCLE(ROW_ADDRESS); - *(vu8 *)(Bank_NAND_ADDR | ADDR_AREA) = ADDR_2nd_CYCLE(ROW_ADDRESS); - *(vu8 *)(Bank_NAND_ADDR | ADDR_AREA) = ADDR_3rd_CYCLE(ROW_ADDRESS); - - /* Calculate the size */ - size = NAND_PAGE_SIZE + (NAND_PAGE_SIZE * numpagewritten); - - /* Write data */ - for(; index < size; index++) - { - *(vu8 *)(Bank_NAND_ADDR | DATA_AREA) = pBuffer[index]; - } - - *(vu8 *)(Bank_NAND_ADDR | CMD_AREA) = NAND_CMD_WRITE_TRUE1; - - /* Check status for successful operation */ - status = FSMC_NAND_GetStatus(); - - if(status == NAND_READY) - { - numpagewritten++; - - NumPageToWrite--; - - /* Calculate Next small page Address */ - addressstatus = FSMC_NAND_AddressIncrement(&Address); - } - } - - return (status | addressstatus); -} - -/****************************************************************************** -* Function Name : FSMC_NAND_ReadSmallPage -* Description : This routine is for sequential read from one or several -* 512 Bytes Page size. -* Input : - pBuffer: pointer on the Buffer to fill -* - Address: First page address -* - NumPageToRead: Number of page to read -* Output : None -* Return : New status of the NAND operation. This parameter can be: -* - NAND_TIMEOUT_ERROR: when the previous operation generate -* a Timeout error -* - NAND_READY: when memory is ready for the next operation -* And the new status of the increment address operation. It can be: -* - NAND_VALID_ADDRESS: When the new address is valid address -* - NAND_INVALID_ADDRESS: When the new address is invalid address -*******************************************************************************/ -u32 FSMC_NAND_ReadSmallPage(u8 *pBuffer, NAND_ADDRESS Address, u32 NumPageToRead) -{ - u32 index = 0x00, numpageread = 0x00, addressstatus = NAND_VALID_ADDRESS; - u32 status = NAND_READY, size = 0x00; - - while((NumPageToRead != 0x0) && (addressstatus == NAND_VALID_ADDRESS)) - { - /* Page Read command and page address */ - *(vu8 *)(Bank_NAND_ADDR | CMD_AREA) = NAND_CMD_AREA_A; - - *(vu8 *)(Bank_NAND_ADDR | ADDR_AREA) = 0x00; - *(vu8 *)(Bank_NAND_ADDR | ADDR_AREA) = ADDR_1st_CYCLE(ROW_ADDRESS); - *(vu8 *)(Bank_NAND_ADDR | ADDR_AREA) = ADDR_2nd_CYCLE(ROW_ADDRESS); - *(vu8 *)(Bank_NAND_ADDR | ADDR_AREA) = ADDR_3rd_CYCLE(ROW_ADDRESS); - - *(vu8 *)(Bank_NAND_ADDR | CMD_AREA) = NAND_CMD_AREA_TRUE1; - - /* Calculate the size */ - size = NAND_PAGE_SIZE + (NAND_PAGE_SIZE * numpageread); - - /* Get Data into Buffer */ - for(; index < size; index++) - { - pBuffer[index]= *(vu8 *)(Bank_NAND_ADDR | DATA_AREA); - } - - numpageread++; - - NumPageToRead--; - - /* Calculate page address */ - addressstatus = FSMC_NAND_AddressIncrement(&Address); - } - - status = FSMC_NAND_GetStatus(); - - return (status | addressstatus); -} - -/****************************************************************************** -* Function Name : FSMC_NAND_WriteSpareArea -* Description : This routine write the spare area information for the specified -* pages addresses. -* Input : - pBuffer: pointer on the Buffer containing data to be written -* - Address: First page address -* - NumSpareAreaTowrite: Number of Spare Area to write -* Output : None -* Return : New status of the NAND operation. This parameter can be: -* - NAND_TIMEOUT_ERROR: when the previous operation generate -* a Timeout error -* - NAND_READY: when memory is ready for the next operation -* And the new status of the increment address operation. It can be: -* - NAND_VALID_ADDRESS: When the new address is valid address -* - NAND_INVALID_ADDRESS: When the new address is invalid address -*******************************************************************************/ -u32 FSMC_NAND_WriteSpareArea(u8 *pBuffer, NAND_ADDRESS Address, u32 NumSpareAreaTowrite) -{ - u32 index = 0x00, numsparesreawritten = 0x00, addressstatus = NAND_VALID_ADDRESS; - u32 status = NAND_READY, size = 0x00; - - while((NumSpareAreaTowrite != 0x00) && (addressstatus == NAND_VALID_ADDRESS) && (status == NAND_READY)) - { - /* Page write Spare area command and address */ - *(vu8 *)(Bank_NAND_ADDR | CMD_AREA) = NAND_CMD_AREA_C; - *(vu8 *)(Bank_NAND_ADDR | CMD_AREA) = NAND_CMD_WRITE0; - - *(vu8 *)(Bank_NAND_ADDR | ADDR_AREA) = 0x00; - *(vu8 *)(Bank_NAND_ADDR | ADDR_AREA) = ADDR_1st_CYCLE(ROW_ADDRESS); - *(vu8 *)(Bank_NAND_ADDR | ADDR_AREA) = ADDR_2nd_CYCLE(ROW_ADDRESS); - *(vu8 *)(Bank_NAND_ADDR | ADDR_AREA) = ADDR_3rd_CYCLE(ROW_ADDRESS); - - /* Calculate the size */ - size = NAND_SPARE_AREA_SIZE + (NAND_SPARE_AREA_SIZE * numsparesreawritten); - - /* Write the data */ - for(; index < size; index++) - { - *(vu8 *)(Bank_NAND_ADDR | DATA_AREA) = pBuffer[index]; - } - - *(vu8 *)(Bank_NAND_ADDR | CMD_AREA) = NAND_CMD_WRITE_TRUE1; - - /* Check status for successful operation */ - status = FSMC_NAND_GetStatus(); - - if(status == NAND_READY) - { - numsparesreawritten++; - - NumSpareAreaTowrite--; - - /* Calculate Next page Address */ - addressstatus = FSMC_NAND_AddressIncrement(&Address); - } - } - - return (status | addressstatus); -} - -/****************************************************************************** -* Function Name : FSMC_NAND_ReadSpareArea -* Description : This routine read the spare area information from the specified -* pages addresses. -* Input : - pBuffer: pointer on the Buffer to fill -* - Address: First page address -* - NumSpareAreaToRead: Number of Spare Area to read -* Output : None -* Return : New status of the NAND operation. This parameter can be: -* - NAND_TIMEOUT_ERROR: when the previous operation generate -* a Timeout error -* - NAND_READY: when memory is ready for the next operation -* And the new status of the increment address operation. It can be: -* - NAND_VALID_ADDRESS: When the new address is valid address -* - NAND_INVALID_ADDRESS: When the new address is invalid address -*******************************************************************************/ -u32 FSMC_NAND_ReadSpareArea(u8 *pBuffer, NAND_ADDRESS Address, u32 NumSpareAreaToRead) -{ - u32 numsparearearead = 0x00, index = 0x00, addressstatus = NAND_VALID_ADDRESS; - u32 status = NAND_READY, size = 0x00; - - while((NumSpareAreaToRead != 0x0) && (addressstatus == NAND_VALID_ADDRESS)) - { - /* Page Read command and page address */ - *(vu8 *)(Bank_NAND_ADDR | CMD_AREA) = NAND_CMD_AREA_C; - - *(vu8 *)(Bank_NAND_ADDR | ADDR_AREA) = 0x00; - *(vu8 *)(Bank_NAND_ADDR | ADDR_AREA) = ADDR_1st_CYCLE(ROW_ADDRESS); - *(vu8 *)(Bank_NAND_ADDR | ADDR_AREA) = ADDR_2nd_CYCLE(ROW_ADDRESS); - *(vu8 *)(Bank_NAND_ADDR | ADDR_AREA) = ADDR_3rd_CYCLE(ROW_ADDRESS); - - *(vu8 *)(Bank_NAND_ADDR | CMD_AREA) = NAND_CMD_AREA_TRUE1; - - /* Data Read */ - size = NAND_SPARE_AREA_SIZE + (NAND_SPARE_AREA_SIZE * numsparearearead); - - /* Get Data into Buffer */ - for ( ;index < size; index++) - { - pBuffer[index] = *(vu8 *)(Bank_NAND_ADDR | DATA_AREA); - } - - numsparearearead++; - - NumSpareAreaToRead--; - - /* Calculate page address */ - addressstatus = FSMC_NAND_AddressIncrement(&Address); - } - - status = FSMC_NAND_GetStatus(); - - return (status | addressstatus); -} - -/****************************************************************************** -* Function Name : FSMC_NAND_EraseBlock -* Description : This routine erase complete block from NAND FLASH -* Input : - Address: Any address into block to be erased -* Output : None -* Return : New status of the NAND operation. This parameter can be: -* - NAND_TIMEOUT_ERROR: when the previous operation generate -* a Timeout error -* - NAND_READY: when memory is ready for the next operation -*******************************************************************************/ -u32 FSMC_NAND_EraseBlock(NAND_ADDRESS Address) -{ - *(vu8 *)(Bank_NAND_ADDR | CMD_AREA) = NAND_CMD_ERASE0; - - *(vu8 *)(Bank_NAND_ADDR | ADDR_AREA) = ADDR_1st_CYCLE(ROW_ADDRESS); - *(vu8 *)(Bank_NAND_ADDR | ADDR_AREA) = ADDR_2nd_CYCLE(ROW_ADDRESS); - *(vu8 *)(Bank_NAND_ADDR | ADDR_AREA) = ADDR_3rd_CYCLE(ROW_ADDRESS); - - *(vu8 *)(Bank_NAND_ADDR | CMD_AREA) = NAND_CMD_ERASE1; - - return (FSMC_NAND_GetStatus()); -} - -/****************************************************************************** -* Function Name : FSMC_NAND_Reset -* Description : This routine reset the NAND FLASH -* Input : None -* Output : None -* Return : NAND_READY -*******************************************************************************/ -u32 FSMC_NAND_Reset(void) -{ - *(vu8 *)(Bank_NAND_ADDR | CMD_AREA) = NAND_CMD_RESET; - - return (NAND_READY); -} - -/****************************************************************************** -* Function Name : FSMC_NAND_GetStatus -* Description : Get the NAND operation status -* Input : None -* Output : None -* Return : New status of the NAND operation. This parameter can be: -* - NAND_TIMEOUT_ERROR: when the previous operation generate -* a Timeout error -* - NAND_READY: when memory is ready for the next operation -*******************************************************************************/ -u32 FSMC_NAND_GetStatus(void) -{ - u32 timeout = 0x1000000, status = NAND_READY; - - status = FSMC_NAND_ReadStatus(); - - /* Wait for a NAND operation to complete or a TIMEOUT to occur */ - while ((status != NAND_READY) &&( timeout != 0x00)) - { - status = FSMC_NAND_ReadStatus(); - timeout --; - } - - if(timeout == 0x00) - { - status = NAND_TIMEOUT_ERROR; - } - - /* Return the operation status */ - return (status); -} -/****************************************************************************** -* Function Name : FSMC_NAND_ReadStatus -* Description : Reads the NAND memory status using the Read status command -* Input : None -* Output : None -* Return : The status of the NAND memory. This parameter can be: -* - NAND_BUSY: when memory is busy -* - NAND_READY: when memory is ready for the next operation -* - NAND_ERROR: when the previous operation gererates error -*******************************************************************************/ -u32 FSMC_NAND_ReadStatus(void) -{ - u32 data = 0x00, status = NAND_BUSY; - - /* Read status operation ------------------------------------ */ - *(vu8 *)(Bank_NAND_ADDR | CMD_AREA) = NAND_CMD_STATUS; - data = *(vu8 *)(Bank_NAND_ADDR); - - if((data & NAND_ERROR) == NAND_ERROR) - { - status = NAND_ERROR; - } - else if((data & NAND_READY) == NAND_READY) - { - status = NAND_READY; - } - else - { - status = NAND_BUSY; - } - - return (status); -} - -/****************************************************************************** -* Function Name : NAND_AddressIncrement -* Description : Increment the NAND memory address -* Input : - Address: address to be incremented. -* Output : None -* Return : The new status of the increment address operation. It can be: -* - NAND_VALID_ADDRESS: When the new address is valid address -* - NAND_INVALID_ADDRESS: When the new address is invalid address -*******************************************************************************/ -u32 FSMC_NAND_AddressIncrement(NAND_ADDRESS* Address) -{ - u32 status = NAND_VALID_ADDRESS; - - Address->Page++; - - if(Address->Page == NAND_BLOCK_SIZE) - { - Address->Page = 0; - Address->Block++; - - if(Address->Block == NAND_ZONE_SIZE) - { - Address->Block = 0; - Address->Zone++; - - if(Address->Zone == NAND_MAX_ZONE) - { - status = NAND_INVALID_ADDRESS; - } - } - } - - return (status); -} - -/******************* (C) COPYRIGHT 2008 STMicroelectronics *****END OF FILE****/ -- cgit v1.2.3