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TVME8300 User Manual Issue 1.4
Page 45 of 70
8.2.1 PCI9030 Local Space Assignment
The PCI9030 local spaces must be used to access the IP interface. The PCI base address for each
local space can be obtained from the PCI9030 PCI configuration register space.
PCI9030
Local
Space
Size
(Byte)
Port
Width
(Bit)
Endian
Mode
PCI Space
IP Interface Space
0
256
16
Big
Mem
IP Interface Register
1 1K 16 Big
Mem
IP A – D ID, INT, IO
Space
2 32M 16 Big
Mem
IP A – D MEM Space
(16 bit port)
3 16M 8 Big
Mem
IP A – D MEM Space
(8 bit port)
Figure 8-5 : PCI9030 Local Space Assignment
8.2.2 Local Space 0 Address Map
The PCI9030 local space 0 is used for the IP interface registers.
The PCI base address for local space 0 is PCIBAR2 at offset 0x18 in the PCI9030 PCI
configuration register space.
Offset
(Base = PCI Base
Address 2)
Size
(Byte)
Register
0x00 2
REVISION
ID
0x02
2
IP A CONTROL
0x04
2
IP B CONTROL
0x06
2
IP C CONTROL
0x08
2
IP D CONTROL
0x0A 2 RESET
0x0C 2 STATUS
0x0E 2 Reserved
0x10 - 0xFF
240
Reserved
Figure 8-6 : Local Space 0 Address Map (IP Interface Register)