In Intel® Agilex™ and Intel® Stratix® 10 devices, you may observe Active Serial (AS) configuration failure when the configuration flash device is set to 4-byte addressing mode. This is because Intel Agilex and Intel Stratix 10 devices expect the configuration flash device to operate in 3-byte addressing mode.
Device Family: Intel® Agilex™, Intel® Stratix® 10
Intel Software: Quartus Prime Pro
Last Modified: May 28, 2020
Version Found: v20.1
Version Fixed: v20.2
Bug ID: 1507967615