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authorBert Lange <b.lange@hzdr.de>2015-04-15 13:54:39 +0200
committerBert Lange <b.lange@hzdr.de>2015-04-15 13:54:39 +0200
commit8c5a743259480ebd0cfdbb17fbde8584e34b2aa4 (patch)
tree794887f475d6abb4bdde21c94105f7fcdde1bdd4 /uc_str912/prj_TEST_LED/str91x_lib/91x_fmi.c
parenta1c964908b51599bf624bd2d253419c7e629f195 (diff)
downloadzpu-8c5a743259480ebd0cfdbb17fbde8584e34b2aa4.zip
zpu-8c5a743259480ebd0cfdbb17fbde8584e34b2aa4.tar.gz
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-/******************** (C) COPYRIGHT 2006 STMicroelectronics ********************
-* File Name : 91x_fmi.c
-* Author : MCD Application Team
-* Date First Issued : 05/18/2006 : Version 1.0
-* Description : This file provides all the FMI software functions.
-********************************************************************************
-* History:
-* 05/24/2006 : Version 1.1
-* 05/18/2006 : Version 1.0
-********************************************************************************
-* THE PRESENT SOFTWARE 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 SOFTWARE AND/OR THE USE MADE BY CUSTOMERS OF THE CODING INFORMATION
-* CONTAINED HEREIN IN CONNECTION WITH THEIR PRODUCTS.
-*******************************************************************************/
-
-
-/* Standard include ----------------------------------------------------------*/
-#include "91x_fmi.h"
-
-/* Include of other module interface headers ---------------------------------*/
-/* Local includes ------------------------------------------------------------*/
-/* Private typedef -----------------------------------------------------------*/
-/* Private define ------------------------------------------------------------*/
-
-#define TIMEOUT 0xFFFFFF /* Timeout value */
-
-/* Private macro -------------------------------------------------------------*/
-/* Private variables ---------------------------------------------------------*/
-/* Private function prototypes -----------------------------------------------*/
-/* Interface functions -------------------------------------------------------*/
-/* Private functions ---------------------------------------------------------*/
-
-
-/*******************************************************************************
-* Function Name : FMI_BankRemapConfig
-* Description : Configure the addresses and sizes of bank 0 and bank 1.
-* Input1 : FMI_BootBankSize: specifies the boot bank size.
-* This parameter can be one of the following values:
-* - 0x0: 32KBytes.
-* - 0x1: 64KBytes.
-* - 0x2: 128KBytes.
-* - 0x3: 256KBytes.
-* - 0x4: 512KBytes.
-* ....
-* - 0xB: 64MBytes.
-* Input2 : FMI_NonBootBankSize: specifies the non boot bank size.
-* This parameter can be one of the following values:
-* - 0x0: 8KBytes.
-* - 0x1: 16KBytes.
-* - 0x2: 32KBytes.
-* - 0x3: 64KBytes.
-* ....
-* - 0xD: 64MBytes.
-* Input3 : FMI_BootBankAddress: specifies the address of the boot bank.
-* Input4 : FMI_NonBootBankAddress: specifies the address of the non
-* boot bank.
-* Output : None
-* Return : None
-*******************************************************************************/
-void FMI_BankRemapConfig(u8 FMI_BootBankSize, u8 FMI_NonBootBankSize, \
- u32 FMI_BootBankAddress, u32 FMI_NonBootBankAddress)
-{
- FMI->BBSR = FMI_BootBankSize;
- FMI->NBBSR = FMI_NonBootBankSize;
- FMI->BBADR = (FMI_BootBankAddress >> 2);
- FMI->NBBADR = (FMI_NonBootBankAddress >> 2);
- FMI->CR |= 0x18; /* Enable bank 1 */
-}
-
-/*******************************************************************************
-* Function Name : FMI_Config
-* Description : Configure the FMI.
-* Input1 : FMI_ReadWaitState: specifies the needed read wait states.
-* This parameter can be one of the following values:
-* - FMI_READ_WAIT_STATE_1: One read wait state.
-* - FMI_READ_WAIT_STATE_2: Two read wait states.
-* - FMI_READ_WAIT_STATE_3: Three read wait states.
-* Input2 : FMI_WriteWaitState: specifies the needed write wait states.
-* This parameter can be one of the following values:
-* - FMI_WRITE_WAIT_STATE_1: One write wait state.
-* - FMI_WRITE_WAIT_STATE_2: Two write wait states.
-* Input3 : FMI_PWD: specifies the power down mode status.
-* This parameter can be one of the following values:
-* - FMI_PWD_ENABLE: Enable the PWD.
-* - FMI_PWD_DISABLE: Disable the PWD.
-* Input4 : FMI_LVDEN: specifies the low voltage detector status.
-* This parameter can be one of the following values:
-* - FMI_LVD_ENABLE: Enable the LVD.
-* - FMI_LVD_DISABLE: Disable the LVD.
-* Input5 : FMI_FreqRange: specifies the working frequency range.
-* This parameter can be one of the following values:
-* - FMI_FREQ_LOW: Low working frequency (up to 66MHz).
-* - FMI_FREQ_HIGH: High working frequency (above 66MHz) .
-* Output : None
-* Return : None
-*******************************************************************************/
-void FMI_Config(u16 FMI_ReadWaitState, u32 FMI_WriteWaitState, u16 FMI_PWD,\
- u16 FMI_LVDEN, u16 FMI_FreqRange)
-{
- /* Configure the write wait state value */
- if (FMI_WriteWaitState == FMI_WRITE_WAIT_STATE_1)
- {
- FMI->CR |= FMI_WRITE_WAIT_STATE_1;
- }
- else
- {
- FMI->CR &= FMI_WRITE_WAIT_STATE_0;
- }
-
- /* Write a write flash configuration register command */
- *(vu16 *)FMI_BANK_1 = 0x60;
-
- /* Configure the flash configuration register */
- *(vu16 *)(FMI_BANK_1|FMI_ReadWaitState|FMI_PWD|FMI_LVDEN|FMI_FreqRange) = 0x03;
-}
-
-/*******************************************************************************
-* Function Name : FMI_EraseSector
-* Description : Erase the needed sector.
-* Input : FMI_Sector: specifies the sector to be erased.
-* This parameter can be one of the following values:
-* - FMI_B0S0: FMI bank 0 sector 0.
-* - FMI_B0S1: FMI bank 0 sector 1.
-* - FMI_B0S2: FMI bank 0 sector 2.
-* - FMI_B0S3: FMI bank 0 sector 3.
-* - FMI_B0S4: FMI bank 0 sector 4.
-* - FMI_B0S5: FMI bank 0 sector 5.
-* - FMI_B0S6: FMI bank 0 sector 6.
-* - FMI_B0S7: FMI bank 0 sector 7.
-* - FMI_B1S0: FMI bank 1 sector 0.
-* - FMI_B1S1: FMI bank 1 sector 1.
-* - FMI_B1S2: FMI bank 1 sector 2.
-* - FMI_B1S3: FMI bank 1 sector 3.
-* Output : None
-* Return : None
-*******************************************************************************/
-void FMI_EraseSector(vu32 FMI_Sector)
-{
- /* Write an erase set-up command to the sector */
- *(vu16 *)FMI_Sector = 0x20;
-
- /* Write an erase confirm command to the sector */
- *(vu16 *)FMI_Sector = 0xD0;
-}
-
-/*******************************************************************************
-* Function Name : FMI_EraseBank
-* Description : Erase the needed bank.
-* Input : FMI_Bank: specifies the bank to be erased.
-* This parameter can be one of the following values:
-* - FMI_BANK_0: FMI bank 0.
-* - FMI_BANK_1: FMI bank 1.
-* Output : None
-* Return : None
-*******************************************************************************/
-void FMI_EraseBank(vu32 FMI_Bank)
-{
- /* Write a bank erase set-up command to the bank */
- *(vu16 *)FMI_Bank = 0x80;
-
- /* Write an erase confirm command to the sector */
- *(vu16 *)FMI_Bank = 0xD0;
-}
-
-/*******************************************************************************
-* Function Name : FMI_WriteHalfWord
-* Description : Write a halfword to the needed Flash memory address.
-* Input 1 : FMI_Address: specifies the address offset where the data will
-* be written.
-* Input 2 : FMI_Data: the needed data.
-* Output : None
-* Return : None
-*******************************************************************************/
-void FMI_WriteHalfWord(u32 FMI_Address, u16 FMI_Data)
-{
- /* Write a program command to the sector to be written */
- *(vu16 *)(FMI_Address & 0xFFFFFFFC) = 0x40;
-
- /* Write the halfword to the destination address */
- *(vu16 *)FMI_Address = FMI_Data;
-}
-
-/*******************************************************************************
-* Function Name : FMI_WriteOTPHalfWord
-* Description : Write a halfword to the needed OTP sector address.
-* Input 1 : FMI_OTPHWAddress: specifies the halfword address offset
-* where the data will be written.
-* This parameter can be one of the following values:
-* - FMI_OTP_LOW_HALFWORD_0: OTP Low halfword 0.
-* - FMI_OTP_HIGH_HALFWORD_0: OTP High halfword 0.
-* - FMI_OTP_LOW_HALFWORD_1: OTP Low halfword 1.
-* - FMI_OTP_HIGH_HALFWORD_1: OTP High halfword 1.
-* - FMI_OTP_LOW_HALFWORD_2: OTP Low halfword 2.
-* - FMI_OTP_HIGH_HALFWORD_2: OTP High halfword 2.
-* - FMI_OTP_LOW_HALFWORD_3: OTP Low halfword 3.
-* - FMI_OTP_HIGH_HALFWORD_3: OTP High halfword 3.
-* - FMI_OTP_LOW_HALFWORD_4: OTP Low halfword 4.
-* - FMI_OTP_HIGH_HALFWORD_4: OTP High halfword 4.
-* - FMI_OTP_LOW_HALFWORD_5: OTP Low halfword 5.
-* - FMI_OTP_HIGH_HALFWORD_5: OTP High halfword 5.
-* - FMI_OTP_LOW_HALFWORD_6: OTP Low halfword 6.
-* - FMI_OTP_HIGH_HALFWORD_6: OTP High halfword 6.
-* - FMI_OTP_LOW_HALFWORD_7: OTP Low halfword 7.
-* - FMI_OTP_HIGH_HALFWORD_7: OTP High halfword 7.
-* Input 2 : FMI_OTPData: The needed OTP data.
-* Output : None
-* Return : None
-*******************************************************************************/
-void FMI_WriteOTPHalfWord(u8 FMI_OTPHWAddress, u16 FMI_OTPData)
-{
- /* Write a write OTP command to the needed address */
- *(vu16 *)(FMI_BANK_1) = 0xC0;
-
- /* Write the halfword to the destination address */
- *(vu16 *)(FMI_BANK_1 + FMI_OTPHWAddress) = FMI_OTPData;
-}
-
-/*******************************************************************************
-* Function Name : FMI_ReadWord
-* Description : Read the correspondent data.
-* Input : FMI_Address: specifies the needed address.
-* Output : None
-* Return : The data contained in the specified address.
-*******************************************************************************/
-u32 FMI_ReadWord(u32 FMI_Address)
-{
- return(*(u32*)FMI_Address);
-}
-
-/*******************************************************************************
-* Function Name : FMI_ReadOTPData
-* Description : Read data from the OTP sector.
-* Input : FMI_OTPAddress: specifies the address of the data to be read.
-* This parameter can be one of the following values:
-* - FMI_OTP_WORD_0: FMI bank 0 sector 0.
-* - FMI_OTP_WORD_1: FMI bank 0 sector 1.
-* - FMI_OTP_WORD_2: FMI bank 0 sector 2.
-* - FMI_OTP_WORD_3: FMI bank 0 sector 3.
-* - FMI_OTP_WORD_4: FMI bank 0 sector 4.
-* - FMI_OTP_WORD_5: FMI bank 0 sector 5.
-* - FMI_OTP_WORD_6: FMI bank 0 sector 6.
-* - FMI_OTP_WORD_7: FMI bank 0 sector 7.
-* Output : None
-* Return : The needed OTP words.
-*******************************************************************************/
-u32 FMI_ReadOTPData(u8 FMI_OTPAddress)
-{
- u32 OTP_Data = 0x0;
- /* write a read OTP sector command */
- *(vu16 *)(FMI_BANK_1) = 0x98;
-
- /* Read the correspondent data */
- OTP_Data = (*(vu32*)(FMI_BANK_1 + FMI_OTPAddress));
-
- /* Write a read array command */
- *(vu16 *)(FMI_BANK_1) = 0xFF;
-
- return OTP_Data;
-}
-
-/*******************************************************************************
-* Function Name : FMI_GetFlagStatus
-* Description : Check whether the specified FMI flag is set or not.
-* Input1 : FMI_Flag: flag to check.
-* This parameter can be one of the following values:
-* - FMI_FLAG_SPS: Sector Protection Status Flag.
-* - FMI_FLAG_PSS: Program Suspend Status Flag.
-* - FMI_FLAG_PS: Program Status Flag.
-* - FMI_FLAG_ES: Erase Status Flag.
-* - FMI_FLAG_ESS: Erase Suspend Status Flag.
-* - FMI_FLAG_PECS: FPEC Status Flag.
-* Input2 : FMI_Bank: specifies the needed bank.
-* This parameter can be one of the following values:
-* - FMI_BANK_0: FMI bank 0.
-* - FMI_BANK_1: FMI bank 1.
-* Output : None
-* Return : None
-*******************************************************************************/
-FlagStatus FMI_GetFlagStatus(u8 FMI_Flag, vu32 FMI_Bank)
-{
- u16 FMI_Status_Register = 0;
-
- /* Write a read status register command */
- *(vu16 *)FMI_Bank = 0x70;
-
- /* Wait until operation completion */
- while(!((*(vu16 *)FMI_Bank) & 0x80));
-
- /* Read the status register */
- FMI_Status_Register = *(vu16 *)FMI_Bank;
-
- /* Write a read array command */
- *(vu16 *)FMI_Bank = 0xFF;
-
- if((FMI_Status_Register & FMI_Flag) != RESET)
- {
- return SET;
- }
- else
- {
- return RESET;
- }
-}
-
-/*******************************************************************************
-* Function Name : FMI_GetReadWaitStateValue
-* Description : Get the current Read wait state value.
-* Input : None
-* Output : None
-* Return : The current read wait states value.
-*******************************************************************************/
-u16 FMI_GetReadWaitStateValue(void)
-{
- u16 FMI_Configuration_Register = 0;
- /* Write a read flash configuration register command */
- *(vu16 *)FMI_BANK_1 = 0x90;
-
- /* Read the flash configuration register */
- FMI_Configuration_Register = *(vu16 *)(FMI_BANK_1 + 0x14);
-
- /* Write a read array command */
- *(vu16 *)FMI_BANK_1 = 0xFF;
-
- FMI_Configuration_Register = ((FMI_Configuration_Register>>11) + 1) & 0x3;
-
- /* Return the wait states value */
- return FMI_Configuration_Register;
-}
-
-/*******************************************************************************
-* Function Name : FMI_GetWriteWaitStateValue
-* Description : Get the current write wait state value.
-* Input : None
-* Output : None
-* Return : The current write wait states value.
-*******************************************************************************/
-u16 FMI_GetWriteWaitStateValue(void)
-{
- return ((u16)((FMI->CR & 0x100) >> 8));
-}
-
-/*******************************************************************************
-* Function Name : FMI_SuspendEnable
-* Description : Suspend command enable.
-* Input : FMI_Bank: specifies the bank to be suspended.
-* This parameter can be one of the following values:
-* - FMI_BANK_0: FMI bank 0.
-* - FMI_BANK_1: FMI bank 1.
-* Output : None
-* Return : None
-*******************************************************************************/
-void FMI_SuspendEnable(vu32 FMI_Bank)
-{
- /* Write a suspend command to the bank */
- *(vu16 *)FMI_Bank = 0xB0;
-}
-
-/*******************************************************************************
-* Function Name : FMI_ResumeEnable
-* Description : Resume the suspended command.
-* Input : FMI_Bank: specifies the suspended bank.
-* This parameter can be one of the following values:
-* - FMI_BANK_0: FMI bank 0.
-* - FMI_BANK_1: FMI bank 1.
-* Output : None
-* Return : None
-*******************************************************************************/
-void FMI_ResumeEnable(vu32 FMI_Bank)
-{
- /* Write a resume command to the bank */
- *(vu16 *)FMI_Bank = 0xD0;
-}
-
-/*******************************************************************************
-* Function Name : FMI_ClearFlag
-* Description : Clear the FMI Flags on the correspondent bank.
-* Input : FMI_Bank: specifies the needed bank.
-* This parameter can be one of the following values:
-* - FMI_BANK_0: FMI bank 0.
-* - FMI_BANK_1: FMI bank 1.
-* Output : None
-* Return : None
-*******************************************************************************/
-void FMI_ClearFlag(vu32 FMI_Bank)
-{
- /* Write a clear status register command */
- *(vu16 *)FMI_Bank = 0x50;
-}
-
-/*******************************************************************************
-* Function Name : FMI_WriteProtectionCmd
-* Description : Enable or disable the write protection for the needed sector.
-* Input1 : FMI_Sector: specifies the sector to be protected or
-* unprotected.
-* This parameter can be one of the following values:
-* - FMI_B0S0: FMI bank 0 sector 0.
-* - FMI_B0S1: FMI bank 0 sector 1.
-* - FMI_B0S2: FMI bank 0 sector 2.
-* - FMI_B0S3: FMI bank 0 sector 3.
-* - FMI_B0S4: FMI bank 0 sector 4.
-* - FMI_B0S5: FMI bank 0 sector 5.
-* - FMI_B0S6: FMI bank 0 sector 6.
-* - FMI_B0S7: FMI bank 0 sector 7.
-* - FMI_B1S0: FMI bank 1 sector 0.
-* - FMI_B1S1: FMI bank 1 sector 1.
-* - FMI_B1S2: FMI bank 1 sector 2.
-* - FMI_B1S3: FMI bank 1 sector 3.
-* Input2 : FMI_NewState: specifies the protection status.
-* This parameter can be one of the following values:
-* - ENABLE: Enable the protection.
-* - DISABLE: Disable the protection.
-* Output : None
-* Return : None
-*******************************************************************************/
-void FMI_WriteProtectionCmd(vu32 FMI_Sector, FunctionalState FMI_NewState)
-{
- if (FMI_NewState == ENABLE)
- {
- *(vu16*)FMI_Sector = 0x60;
- *(vu16*)FMI_Sector = 0x01;
- *(vu16*)FMI_Sector = 0xFF;
- }
- else /* DISABLE */
- {
- *(vu16*)FMI_Sector = 0x60;
- *(vu16*)FMI_Sector = 0xD0;
- *(vu16*)FMI_Sector = 0xFF;
- }
-}
-
-/*******************************************************************************
-* Function Name : FMI_GetWriteProtectionStatus
-* Description : Get the write protection status for the needed sector.
-* Input : FMI_Sector_Mask: specifies the needed sector mask.
-* This parameter can be one of the following values:
-* - FMI_B0S0_MASK: FMI bank 0 sector 0.
-* - FMI_B0S1_MASK: FMI bank 0 sector 1.
-* - FMI_B0S2_MASK: FMI bank 0 sector 2.
-* - FMI_B0S3_MASK: FMI bank 0 sector 3.
-* - FMI_B0S4_MASK: FMI bank 0 sector 4.
-* - FMI_B0S5_MASK: FMI bank 0 sector 5.
-* - FMI_B0S6_MASK: FMI bank 0 sector 6.
-* - FMI_B0S7_MASK: FMI bank 0 sector 7.
-* - FMI_B1S0_MASK: FMI bank 1 sector 0.
-* - FMI_B1S1_MASK: FMI bank 1 sector 1.
-* - FMI_B1S2_MASK: FMI bank 1 sector 2.
-* - FMI_B1S3_MASK: FMI bank 1 sector 3.
-* Output : None
-* Return : The Protection Status of the needed sector.
-* - RESET: The needed sector is not write protected.
-* - SET : The needed sector is write protected.
-*******************************************************************************/
-FlagStatus FMI_GetWriteProtectionStatus(u32 FMI_Sector_Mask)
-{
- u16 Protection_Level_1_Register = 0;
- /* Write a read flash protection level 1 register command */
- *(vu16 *)FMI_BANK_1 = 0x90;
-
- /* Read the flash protection level 1 register */
- Protection_Level_1_Register = *(vu16 *)(FMI_BANK_1 + 0x10);
-
- /* Write a read array command */
- *(vu16 *)FMI_BANK_1 = 0xFF;
-
- if (Protection_Level_1_Register &= FMI_Sector_Mask)
- {
- return SET;
- }
- else
- {
- return RESET;
- }
-}
-
-/*******************************************************************************
-* Function Name : FMI_WaitForLastOperation
-* Description : Wait until the last operation (Write halfword, Write OTP
-* halfword, Erase sector and Erase bank) completion.
-* Input : FMI_Bank: specifies the bank where the operation is on going.
-* This parameter can be one of the following values:
-* - FMI_BANK_0: FMI bank 0.
-* - FMI_BANK_1: FMI bank 1.
-* Output : None
-* Return : The timeout status.
-* This parameter can be one of the following values:
-* - FMI_TIME_OUT_ERROR: Timeout error occurred.
-* - FMI_NO_TIME_OUT_ERROR: No timeout error.
-*******************************************************************************/
-u8 FMI_WaitForLastOperation(vu32 FMI_Bank)
-{
- u32 Time_Out = 0;
-
- /* Write a read status register command */
- *(vu16 *)(FMI_Bank) = 0x70;
-
- /* Wait until operation compeletion */
- while((!((*(vu16 *)FMI_Bank) & 0x80))&&(Time_Out < TIMEOUT ))
- {
- Time_Out ++; /* Time Out */
- }
-
- /* Write a read array command */
- *(vu16 *)FMI_Bank = 0xFF;
-
- if (Time_Out == TIMEOUT)
- {
- return FMI_TIME_OUT_ERROR;
- }
- else
- {
- return FMI_NO_TIME_OUT_ERROR;
- }
-}
-
-
-/******************* (C) COPYRIGHT 2006 STMicroelectronics *****END OF FILE****/
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