The C-code is taken from two sources: Xilinx Timer-interrupt example and Avnet interrupt tutorial controlling brightness with PWM. The issue in my opinion is that I can't find the parameter called INTERRUPT_ID. The file xparameter.h has nothing related to IRQ interrupt or anything else relat...
(Xil_ExceptionHandler)XScuGic_InterruptHandler, &INTCInst); Xil_ExceptionEnable(); /***(begin)***/ // Connect SW0 interrupt to handler status = XScuGic_Connect(&INTCInst, XPAR_FABRIC_PL_IRQ0_INTR, (Xil_ExceptionHandler)psReadBram, (void *)1); if(status != XST_SUCCESS) return XST_F...
https://blog.csdn.net/xzyiverson/article/details/20360161 Zynq的PS是基于ARM架构,使用两个ARM Cortex A9处理器和GIC pl390中断控制器。 系统中断框图如下: Interrupt Controller(中断控制器)框图如下: 中断详细分为SGI(Software Generated Interrupts)软件中断,P...ZYNQ...
int XDmaPs_Example_W_Intr(XScuGic *GicPtr, u16 DeviceId); int SetupInterruptSystem(XScuGic *GicPtr, XDmaPs *DmaPtr); void DmaDoneHandler(unsigned int Channel, XDmaPs_Cmd *DmaCmd, void *CallbackRef); /*** Variable Definitions ***/ #ifdef __ICCARM__ #pragma data_alignment=32 static ...
int XDmaPs_Example_W_Intr(XScuGic *GicPtr, u16 DeviceId); int SetupInterruptSystem(XScuGic *GicPtr, XDmaPs *DmaPtr); void DmaDoneHandler(unsigned int Channel, XDmaPs_Cmd *DmaCmd, void *CallbackRef); /*** Macro Definitions ***/ /*** Variable Definitions ***/ #ifdef __ICCARM__ #...
环境搭建 Zynq-7000的结构分为PS(ARM)和PL(FPGA),当然也可以理解为PL作为一种外设挂载在PS端。在正常的系统加载顺序(FALSH \ SD -> FSBL -> PL ->BITSTRAM ->PS ELF)完成后重新配置PL程序,可以利用XLINX官方BSP逻辑xdecfg_polled_example的Demo例程实现PS配置PL比特流,将指定DD... ...
#endif /* SRC_UTILS_XDEVCFG_PL_H_ */ 这两个文件是SDK自带的可以通过system.mss->import Example导入生成,我这里就直接把文件拿出来做了简单的封装,其中有两点需要注意,在xdevcfg_pl.c文件中,PL_Reset()函数一定要放置在XDcfg_Transfer()函数之前,但也不能放置在函数最开头,否则会出现DMAC传输未完成时卡住...
2)这里中间的桥接,就是arm公司推出的大名鼎鼎的gic(general interrupt controller)。gic其实是一个架构,版本历经了gicv1,gicv2,gicv3,gicv4。3)Ultrascale+中断框图如下图中包含两个GIC:RPU GIC:PL390(arm公司设计的对应GICv1 IP)APU GIC:GIC-400(arm公司设计的对应GICv2 IP)4)RPU GIC,其系统功能框图如下:...
3. 现在,我们要连接AXI DMA控制器的M_AXI_SG, M_AXI_MM2S和M_AXI_S2MM到一个PS端的高性能AXI从机接口。模板工程中并没有这样的从机接口,所以,双击ZYNQ IP,配置该模块,选择PS-PL Configuration,勾选HP Slave AXI Interface > S AXI HP0 Interface,如下图所示。
INTC_GPIO_INTERRUPT_ID,TIMER_IRPT_INTR); if (Status != XST_SUCCESS) { return XST_FAILURE; } /* * Enable Auto reload mode. */ XScuTimer_EnableAutoReload(&TimerInstance); /* * Load the timer counter register. */ XScuTimer_LoadTimer(&TimerInstance, TIMER_LOAD_VALUE); ...