2c8f92039d
Added initial support Xilinx Embedded Software. Signed-off-by: Jagannadha Sutradharudu Teki <jaganna@xilinx.com>
146 lines
5 KiB
C
Executable file
146 lines
5 KiB
C
Executable file
/******************************************************************************
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*
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* Copyright (C) 2002 - 2014 Xilinx, Inc. All rights reserved.
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* Use of the Software is limited solely to applications:
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* (a) running on a Xilinx device, or
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* (b) that interact with a Xilinx device through a bus or interconnect.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* XILINX CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
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* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF
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* OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
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* SOFTWARE.
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*
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* Except as contained in this notice, the name of the Xilinx shall not be used
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* in advertising or otherwise to promote the sale, use or other dealings in
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* this Software without prior written authorization from Xilinx.
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*
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******************************************************************************/
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/*****************************************************************************/
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/**
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*
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* @file xintc_options.c
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*
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* Contains option functions for the XIntc driver. These functions allow the
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* user to configure an instance of the XIntc driver. This file requires other
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* files of the component to be linked in also.
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*
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* <pre>
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* MODIFICATION HISTORY:
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*
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* Ver Who Date Changes
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* ----- ---- -------- -----------------------------------------------------
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* 1.00b jhl 02/21/02 First release
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* 1.00c rpm 10/17/03 New release. Support the relocation of the options flag
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* from the instance structure to the xintc_g.c
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* configuration table.
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* 1.10c mta 03/21/07 Updated to new coding style
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* 2.00a ktn 10/20/09 Updated to use HAL Processor APIs
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* 2.06a bss 01/28/13 To support Cascade mode:
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* Modified XIntc_SetOptions API.
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* </pre>
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*
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******************************************************************************/
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/***************************** Include Files *********************************/
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#include "xil_types.h"
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#include "xil_assert.h"
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#include "xintc.h"
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/************************** Constant Definitions *****************************/
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/**************************** Type Definitions *******************************/
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/***************** Macros (Inline Functions) Definitions *********************/
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/************************** Function Prototypes ******************************/
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/************************** Variable Definitions *****************************/
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/*****************************************************************************/
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/**
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*
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* Set the options for the interrupt controller driver. In Cascade mode same
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* Option is set to Slave controllers.
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*
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* @param InstancePtr is a pointer to the XIntc instance to be worked on.
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* @param Options to be set. The available options are described in
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* xintc.h.
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*
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* @return
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* - XST_SUCCESS if the options were set successfully
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* - XST_INVALID_PARAM if the specified option was not valid
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*
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* @note None.
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*
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****************************************************************************/
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int XIntc_SetOptions(XIntc * InstancePtr, u32 Options)
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{
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XIntc_Config *CfgPtr;
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Xil_AssertNonvoid(InstancePtr != NULL);
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Xil_AssertNonvoid(InstancePtr->IsReady == XIL_COMPONENT_IS_READY);
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/*
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* Make sure option request is valid
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*/
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if ((Options == XIN_SVC_SGL_ISR_OPTION) ||
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(Options == XIN_SVC_ALL_ISRS_OPTION)) {
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InstancePtr->CfgPtr->Options = Options;
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/* If Cascade mode set the option for all Slaves */
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if (InstancePtr->CfgPtr->IntcType != XIN_INTC_NOCASCADE) {
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int Index;
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for (Index = 1; Index <= XPAR_XINTC_NUM_INSTANCES - 1;
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Index++) {
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CfgPtr = XIntc_LookupConfig(Index);
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CfgPtr->Options = Options;
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}
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}
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return XST_SUCCESS;
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}
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else {
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return XST_INVALID_PARAM;
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}
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}
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/*****************************************************************************/
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/**
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*
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* Return the currently set options.
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*
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* @param InstancePtr is a pointer to the XIntc instance to be worked on.
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*
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* @return The currently set options. The options are described in xintc.h.
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*
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* @note None.
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*
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****************************************************************************/
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u32 XIntc_GetOptions(XIntc * InstancePtr)
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{
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/*
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* Assert the arguments
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*/
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Xil_AssertNonvoid(InstancePtr != NULL);
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Xil_AssertNonvoid(InstancePtr->IsReady == XIL_COMPONENT_IS_READY);
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return InstancePtr->CfgPtr->Options;
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}
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