Due to a problem in Intel® Quartus® Prime Pro Edition software version 20.3, when multiple instances of the Mailbox Client Intel® FPGA IP are trying to perform QSPI write operations at the same time in Intel® Stratix® 10 or Intel® Agilex™ devices, the IP command returns 0x3FF instead of 0x1FF.
Device Family: Intel® Agilex™, Intel® Stratix® 10
Intel Software: Quartus Prime Pro
Last Modified: November 02, 2020
Version Found: v20.3
Bug ID: 1508304288