Asus X99-PRO USB 3.1 User Guide - Page 34
IRQ assignments for this motherboard - bluetooth
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IRQ assignments for this motherboard A B C D E F G H PCIe x16_1 shared - - - - - - - PCIe x1_1 - - shared - - - - - PCIe x16_2 - - - shared* - - - - PCIe x16_3 shared - - - - - - - PCIe x1_2 - - - shared - - - - PCIe x16_4 shared - - - - - - - SMBUS Controller - - shared - - - - - Wi-Fi/Bluetooth 4.0 - - - shared - - - - Intel® SATA Controller 1 - shared - - - - - - Intel® SATA Controller 2 shared - - - - - - - Intel® LAN1 (i218) - - - - shared - - - Intel® xHCI - - - - - - - shared Intel® EHCI 1 - - - - - shared - - Intel® EHCI 2 - - shared - - - - - HD Audio - - - - - - shared - ASMedia U3 Controller - - shared - - - - - * PCIe x16_2 is set to x1 mode by default. When the bandwidth is manually switched to x4 mode, the IRQ assignment will be changed to A. Chapter 1 1-18 Chapter 1: Product introduction
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