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uartps_v3_1 : Modified interrupt example to support ZynqMP.

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This patch adds support to Zynq Ultrascale+ MP for interrupt
example.

Signed-off-by: Venkata Naga Sai Krishna Kolapalli <venkatan@xilinx.com>
This commit is contained in:
Venkata Naga Sai Krishna Kolapalli 2015-04-20 16:39:08 +05:30 • committed by Nava kishore Manne
parent 5d9aa73bd2
commit 80408dd5fd
1 changed files with 32 additions and 1 deletions
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33
XilinxProcessorIPLib/drivers/uartps/examples/xuartps_intr_example.c
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@ -55,7 +55,7 @@
* and increased the receive timeout to 8
* Removed the printf at the start of the main
* Put the device normal mode at the end of the example
*
* 3.1 kvn 04/10/15 Added code to support Zynq Ultrascale+ MP.
*
* </pre>
****************************************************************************/
@ -63,6 +63,7 @@
/***************************** Include Files *******************************/
#include "xparameters.h"
#include "xplatform_info.h"
#include "xuartps.h"
#include "xscugic.h"
#include "xil_exception.h"
@ -191,6 +192,12 @@ int UartPsIntrExample(XScuGic *IntcInstPtr, XUartPs *UartInstPtr,
u32 IntrMask;
int BadByteCount = 0;
if (XGetPlatform_Info() == XPLAT_ZYNQ_ULTRA_MP) {
#ifdef XPAR_XUARTPS_1_DEVICE_ID
DeviceId = XPAR_XUARTPS_1_DEVICE_ID;
#endif
}
/*
* Initialize the UART driver so that it's ready to use
* Look up the configuration in the config table, then initialize it.
@ -238,6 +245,11 @@ int UartPsIntrExample(XScuGic *IntcInstPtr, XUartPs *UartInstPtr,
XUARTPS_IXR_TOUT | XUARTPS_IXR_PARITY | XUARTPS_IXR_FRAMING |
XUARTPS_IXR_OVER | XUARTPS_IXR_TXEMPTY | XUARTPS_IXR_RXFULL |
XUARTPS_IXR_RXOVR;
if (UartInstPtr->Platform == XPLAT_ZYNQ_ULTRA_MP) {
IntrMask |= XUARTPS_IXR_RBRK;
}
XUartPs_SetInterruptMask(UartInstPtr, IntrMask);
XUartPs_SetOperMode(UartInstPtr, XUARTPS_OPER_MODE_LOCAL_LOOP);
@ -371,6 +383,25 @@ void Handler(void *CallBackRef, u32 Event, unsigned int EventData)
TotalReceivedCount = EventData;
TotalErrorCount++;
}
/*
* Data was received with an parity or frame or break error, keep the data
* but determine what kind of errors occurred. Specific to Zynq Ultrascale+
* MP.
*/
if (Event == XUARTPS_EVENT_PARE_FRAME_BRKE) {
TotalReceivedCount = EventData;
TotalErrorCount++;
}
/*
* Data was received with an overrun error, keep the data but determine
* what kind of errors occurred. Specific to Zynq Ultrascale+ MP.
*/
if (Event == XUARTPS_EVENT_RECV_ORERR) {
TotalReceivedCount = EventData;
TotalErrorCount++;
}
}