Each ISP tile is configured through its NSU interface (TILE<0/1/2>_ISP_NSU). To ensure proper functionality, you must connect this NSU interface to the LPD_AXI_NOC and PMC_AXI_NOC interfaces from the PS through the NoC.
For the expected/proper servicing of the interrupts from the Versal ISP IP, you must connect the interrupts to the corresponding PL to PS interrupts ports on the PSX Wizard IP in the LPD domain as shown in the following table. The interrupts from the Versal ISP IP route through the PL interface.
| ISP Subsystem IP Interrupt Port | Corresponding PSX Wizard PL to PS Interrupt Port in LPD Domain |
|---|---|
| tile0_isp_isr_irq | pl_lpd_irq0 |
| tile0_isp_xmpu_interrupt | pl_lpd_irq1 |
| tile0_isp0_fusa_irq | pl_lpd_irq2 |
| tile0_isp0_isp_irq | pl_lpd_irq3 |
| tile0_isp1_fusa_irq | pl_lpd_irq4 |
| tile0_isp1_isp_irq | pl_lpd_irq5 |
| tile1_isp_isr_irq | pl_lpd_irq6 |
| tile1_isp_xmpu_interrupt | pl_lpd_irq7 |
| tile1_isp0_fusa_irq | pl_lpd_irq8 |
| tile1_isp0_isp_irq | pl_lpd_irq9 |
| tile1_isp1_fusa_irq | pl_lpd_irq10 |
| tile1_isp1_isp_irq | pl_lpd_irq11 |
| tile2_isp_isr_irq | pl_lpd_irq12 |
| tile2_isp_xmpu_interrupt | pl_lpd_irq13 |
| tile2_isp0_fusa_irq | pl_lpd_irq14 |
| tile2_isp0_isp_irq | pl_lpd_irq15 |
| tile2_isp1_fusa_irq | pl_lpd_irq16 |
| tile2_isp1_isp_irq | pl_lpd_irq17 |
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