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I/O HUB MODULE
Control and status register address maps
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Note:
Registers 9000_0000 – 9000_7FFF and registers 9000_8000 – 9000_FFFF are
reserved.
UART A register
address map
UART B register
address map
Register Offset Description (31:00)
0x9001_0000 UART A Interrupt and FIFO Status
0x9001_0004 UART A DMA RX Control
0x9001_0008 UART A DMA RX Buffer Descriptor Pointer
0x9001_000C UART A DMA RX Interrupt Configuration register
0x9001_0010 UART A Direct Mode RX Status FIFO
0x9001_0014 UART A Direct Mode RX Data DIDO
0x9001_0018 UART A DMA TX Control
0x9001_001C UART A DMA TX Buffer Descriptor Pointer
0x9001_0020 UART A DMA TX Interrupt Configuration register
0x9001_0024 Reserved
0x9001_0028 UART A Direct Mode TX Data FIFO
0x9001_002C UART A Direct Mode TX Data Last FIFO
0x9001_0030 – 0x9001_0FFF Reserved
0x9001_1000 – 0x9001_7FFF UART A CSR Space
Register Offset Description (31:00)
0x9001_8000 UART B Interrupt and FIFO Status
0x9001_8804 UART B DMA RX Control
0x9001_8008 UART B DMA RX Buffer Descriptor Pointer
0x9001_800C UART B DMA RX Interrupt Configuration register
0x9001_8010 UART B Direct Mode RX Status FIFO
0x9001_8014 UART B Direct Mode RX Data FIFO
0x9001_8018 UART B DMA TX Control
0x9001_801C UART B DMA TX Buffer Descriptor Pointer
0x9001_8020 UART B DMA TX Interrupt Configuration register
0x9001_8024 Reserved
0x9001_8028 UART B Direct Mode TX Data FIFO
0x9001_802C UART B Direct Mode TX Data Last FIFO