From daea1680c9053f584c063e374e4713aba8e03cf0 Mon Sep 17 00:00:00 2001 From: Shadul Shaikh Date: Tue, 12 May 2015 13:16:01 +0530 Subject: [PATCH] axis_switch: Added example for driver MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit Signed-off-by: Shadul Shaikh Acked-by: Sören Brinkmann --- .../drivers/axis_switch/examples/index.html | 17 ++ .../examples/xaxis_switch_example.c | 179 ++++++++++++++++++ 2 files changed, 196 insertions(+) create mode 100644 XilinxProcessorIPLib/drivers/axis_switch/examples/index.html create mode 100644 XilinxProcessorIPLib/drivers/axis_switch/examples/xaxis_switch_example.c diff --git a/XilinxProcessorIPLib/drivers/axis_switch/examples/index.html b/XilinxProcessorIPLib/drivers/axis_switch/examples/index.html new file mode 100644 index 00000000..42f12a36 --- /dev/null +++ b/XilinxProcessorIPLib/drivers/axis_switch/examples/index.html @@ -0,0 +1,17 @@ + + + + + +AXI4-Stream Switch driver example application + + + +

Example Application for the driver axis_switch_v1_0

+
+ +

Copyright ? 1995-2014 Xilinx, Inc. All rights reserved.

+ + diff --git a/XilinxProcessorIPLib/drivers/axis_switch/examples/xaxis_switch_example.c b/XilinxProcessorIPLib/drivers/axis_switch/examples/xaxis_switch_example.c new file mode 100644 index 00000000..417cb5ad --- /dev/null +++ b/XilinxProcessorIPLib/drivers/axis_switch/examples/xaxis_switch_example.c @@ -0,0 +1,179 @@ +/****************************************************************************** +* +* Copyright (C) 2015 Xilinx, Inc. All rights reserved. +* +* Permission is hereby granted, free of charge, to any person obtaining a copy +* of this software and associated documentation files (the "Software"), to deal +* in the Software without restriction, including without limitation the rights +* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell +* copies of the Software, and to permit persons to whom the Software is +* furnished to do so, subject to the following conditions: +* +* The above copyright notice and this permission notice shall be included in +* all copies or substantial portions of the Software. +* +* Use of the Software is limited solely to applications: +* (a) running on a Xilinx device, or +* (b) that interact with a Xilinx device through a bus or interconnect. +* +* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR +* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, +* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE +* XILINX CONSORTIUM BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, +* WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF +* OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE +* SOFTWARE. +* +* Except as contained in this notice, the name of the Xilinx shall not be used +* in advertising or otherwise to promote the sale, use or other dealings in +* this Software without prior written authorization from Xilinx. +* +******************************************************************************/ +/*****************************************************************************/ +/** +* +* @file xaxis_switch_example.c +* +* This file demonstrates the use AXI4-Stream Switch Control Router driver. +* +* 
+* MODIFICATION HISTORY:
+*
+* Ver   Who Date     Changes
+* ----- --- -------- --------------------------------------------------
+* 1.00  sha 01/28/15 Initial release.
+*
+* +******************************************************************************/ + +/***************************** Include Files *********************************/ + +#include "xparameters.h" +#include "xaxis_switch.h" + +/************************** Constant Definitions *****************************/ + +/** +* The following constants map to the XPAR parameters created in the +* xparameters.h file. They are defined here such that a user can easily +* change all the needed parameters in one place. +*/ +#define XAXIS_SWITCH_DEVICE_ID XPAR_AXIS_SWITCH_0_DEVICE_ID + +/***************** Macros (Inline Functions) Definitions *********************/ + + +/**************************** Type Definitions *******************************/ + + +/************************** Function Prototypes ******************************/ + +int AxisSwitch_Example(u16 DeviceId); + +/************************** Variable Definitions *****************************/ + +XAxis_Switch AxisSwitch; /**< Instance of the AXI4-Stream Switch core */ + +/************************** Function Definitions *****************************/ + +/*****************************************************************************/ +/** +* +* This is the main function for AXI4-Stream Switch example. +* +* @param None. +* +* @return +* - XST_SUCCESS if AXI4-Stream Switch example ran successfully. +* - XST_FAILURE if AXI4-Stream Switch example failed. +* +* @note Axis_Switch core connects up to 16 masters to 16 slaves. +* +******************************************************************************/ +int main() +{ + int Status; + + /* Call the AXI4-Stream Switch example */ + Status = AxisSwitch_Example(XAXIS_SWITCH_DEVICE_ID); + if (Status != XST_SUCCESS) { + xil_printf("AXI4-Stream Switch driver example failed.\r\n"); + return XST_FAILURE; + } + + xil_printf("AXI4-Stream Switch driver example ran successfully.\r\n"); + + return XST_SUCCESS; +} + +/*****************************************************************************/ +/** +* +* This function demonstrates the use of AXI-Stream Switch driver functions. +* +* @param DeviceId is the unique device id of the AXI4-Stream Switch +* core. +* +* @return +* - XST_SUCCESS if AXI4-Stream Switch example ran successfully. +* - XST_FAILURE if AXI4-Stream Switch example failed. +* +* @note None. +* +****************************************************************************/ +int AxisSwitch_Example(u16 DeviceId) +{ + XAxis_Switch_Config *Config; + int Status; + u8 MiIndex; + u8 SiIndex; + + /* Initialize the AXI4-Stream Switch driver so that it's ready to + * use look up configuration in the config table, then + * initialize it. + */ + Config = XAxisScr_LookupConfig(DeviceId); + if (NULL == Config) { + return XST_FAILURE; + } + + Status = XAxisScr_CfgInitialize(&AxisSwitch, Config, + Config->BaseAddress); + if (Status != XST_SUCCESS) { + xil_printf("AXI4-Stream initialization failed.\r\n"); + return XST_FAILURE; + } + + /* Disable register update */ + XAxisScr_RegUpdateDisable(&AxisSwitch); + + /* Disable all MI ports */ + XAxisScr_MiPortDisableAll(&AxisSwitch); + + /* Source SI[1] to MI[0] */ + MiIndex = 0; + SiIndex = 1; + XAxisScr_MiPortEnable(&AxisSwitch, MiIndex, SiIndex); + + /* Enable register update */ + XAxisScr_RegUpdateEnable(&AxisSwitch); + + /* Check for MI port enable */ + Status = XAxisScr_IsMiPortEnabled(&AxisSwitch, MiIndex, SiIndex); + if (Status) { + xil_printf("MI[%d] is sourced from SI[%d].\r\n", MiIndex, + SiIndex); + } + + /* Disable MI[MiIndex] */ + XAxisScr_MiPortDisable(&AxisSwitch, MiIndex); + + /* Check for MI port enable */ + Status = XAxisScr_IsMiPortEnabled(&AxisSwitch, MiIndex, SiIndex); + if (!Status) { + xil_printf("MI[%d] is not sourced from SI[%d].\r\n", MiIndex, + SiIndex); + } + + return XST_SUCCESS; +}