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https://github.com/fhgwright/SCSI2SD.git
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135 lines
3.8 KiB
C
Executable File
135 lines
3.8 KiB
C
Executable File
/*******************************************************************************
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* File Name: SCSI_Filtered.c
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* Version 1.90
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*
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* Description:
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* This file contains API to enable firmware to read the value of a Status
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* Register.
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*
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* Note:
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*
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********************************************************************************
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* Copyright 2008-2015, Cypress Semiconductor Corporation. All rights reserved.
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* You may use this file only in accordance with the license, terms, conditions,
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* disclaimers, and limitations in the end user license agreement accompanying
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* the software package with which this file was provided.
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*******************************************************************************/
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#include "SCSI_Filtered.h"
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#if !defined(SCSI_Filtered_sts_sts_reg__REMOVED) /* Check for removal by optimization */
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/*******************************************************************************
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* Function Name: SCSI_Filtered_Read
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********************************************************************************
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*
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* Summary:
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* Reads the current value assigned to the Status Register.
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*
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* Parameters:
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* None.
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*
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* Return:
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* The current value in the Status Register.
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*
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*******************************************************************************/
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uint8 SCSI_Filtered_Read(void)
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{
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return SCSI_Filtered_Status;
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}
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/*******************************************************************************
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* Function Name: SCSI_Filtered_InterruptEnable
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********************************************************************************
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*
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* Summary:
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* Enables the Status Register interrupt.
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*
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* Parameters:
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* None.
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*
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* Return:
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* None.
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*
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*******************************************************************************/
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void SCSI_Filtered_InterruptEnable(void)
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{
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uint8 interruptState;
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interruptState = CyEnterCriticalSection();
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SCSI_Filtered_Status_Aux_Ctrl |= SCSI_Filtered_STATUS_INTR_ENBL;
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CyExitCriticalSection(interruptState);
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}
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/*******************************************************************************
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* Function Name: SCSI_Filtered_InterruptDisable
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********************************************************************************
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*
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* Summary:
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* Disables the Status Register interrupt.
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*
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* Parameters:
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* None.
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*
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* Return:
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* None.
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*
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*******************************************************************************/
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void SCSI_Filtered_InterruptDisable(void)
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{
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uint8 interruptState;
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interruptState = CyEnterCriticalSection();
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SCSI_Filtered_Status_Aux_Ctrl &= (uint8)(~SCSI_Filtered_STATUS_INTR_ENBL);
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CyExitCriticalSection(interruptState);
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}
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/*******************************************************************************
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* Function Name: SCSI_Filtered_WriteMask
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********************************************************************************
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*
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* Summary:
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* Writes the current mask value assigned to the Status Register.
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*
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* Parameters:
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* mask: Value to write into the mask register.
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*
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* Return:
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* None.
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*
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*******************************************************************************/
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void SCSI_Filtered_WriteMask(uint8 mask)
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{
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#if(SCSI_Filtered_INPUTS < 8u)
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mask &= ((uint8)(1u << SCSI_Filtered_INPUTS) - 1u);
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#endif /* End SCSI_Filtered_INPUTS < 8u */
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SCSI_Filtered_Status_Mask = mask;
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}
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/*******************************************************************************
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* Function Name: SCSI_Filtered_ReadMask
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********************************************************************************
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*
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* Summary:
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* Reads the current interrupt mask assigned to the Status Register.
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*
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* Parameters:
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* None.
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*
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* Return:
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* The value of the interrupt mask of the Status Register.
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*
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*******************************************************************************/
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uint8 SCSI_Filtered_ReadMask(void)
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{
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return SCSI_Filtered_Status_Mask;
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}
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#endif /* End check for removal by optimization */
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/* [] END OF FILE */
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