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Header type, Base address zero (i/o), 0x10 – LSI 53C810A User Manual

Page 59: Base address one (memory), 0x14, Register: 0x0e, Register: 0x10, Register: 0x14

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Configuration Registers

3-17

Register: 0x0E

Header Type
Read Only

HT

Header Type

[7:0]

This register identifies the layout of bytes 0x10 through
0x3F in configuration space and also whether or not the
device contains multiple functions. The value of this
register is 0x00.

Register: 0x10

Base Address Zero (I/O)
Read/Write

BARZ

Base Address Register Zero (I/O)

[31:0]

This 32-bit register has bit zero hardwired to one. Bit 1 is
reserved and must return a zero on all reads, and the
other bits are used to map the device into I/O space.

Register: 0x14

Base Address One (Memory)
Read/Write

BARO

Base Address Register One

[31:0]

This register has bit 0 hardwired to zero. For detailed
information on the operation of this register, refer to the
PCI Specification.

7

0

HT

0

0

0

0

0

0

0

0

31

0

BARZ

x

x

x

x

x

x

x

x

x

x

x

x

x

x

x

x

x

x

x

x

x

x

x

x

x

x

x

x

x

x

x

1

31

0

BARO

x

x

x

x

x

x

x

x

x

x

x

x

x

x

x

x

x

x

x

x

x

x

x

x

x

x

x

x

x

x

x

0