Zynq UltraScale+ Devices Register Reference > Module Summary > SIOU Module

SIOU Module

SIOU Module Description

Module NameSIOU Module
Modules of this TypeSIOU
Base Address0x00FD3D0000 (SIOU)
DescriptionSerial Input Output Unit, SerDes Control and Debug

SIOU Module Register Summary

Register NameAddressWidthTypeReset ValueDescription
reg_ctrl0x000000000032mixedMixed types. See bit-field details.0x00000000Miscellaneous control functions for SIOU
IR_STATUS0x000000000432mixedMixed types. See bit-field details.0x00000000Interrupt Status Register for intrN. This is a sticky register that holds the value of the interrupt until cleared by a value of 1.
IR_MASK0x000000000832roRead-only0x00000001Interrupt Mask Register for intrN. This is a read-only location and can be atomically altered by either the IDR or the IER.
IR_ENABLE0x000000000C32mixedMixed types. See bit-field details.0x00000000Interrupt Enable Register. A write of to this location will unmask the interrupt. (IMR: 0)
IR_DISABLE0x000000001032mixedMixed types. See bit-field details.0x00000000Interrupt Disable Register. A write of one to this location will mask the interrupt. (IMR: 1)
sata_misc_ctrl0x000000010032mixedMixed types. See bit-field details.0x00000000Misc Contorls for SATA.This register may only be modified during bootup (while SATA block is disabled)
crx_ctrl0x000000041032mixedMixed types. See bit-field details.0x00000000crx_ctrl
dp_stc_clkctrl0x000000043032mixedMixed types. See bit-field details.0x00000001dp_stc_ref_clk control register