
PC Card Controller Programming Model
77
September 2005
SCPS110
Table 42. Function 0 PCI Configuration Register Map (Continued)
REGISTER NAME
OFFSET
CardBus I/O base register 0
2Ch
CardBus I/O limit register 0
30h
CardBus I/O base register 1
34h
CardBus I/O limit register 1
38h
Bridge control
Interrupt pin
Interrupt line
3Ch
Subsystem ID
Subsystem vendor ID
40h
PC Card 16-bit I/F legacy-mode base-address
44h
Reserved
48h7Ch
System control §
80h
General control §
Reserved
MC_CD debounce
84h
General-purpose output
General-purpose input
General-purpose event
enable
General-purpose event
status
88h
Multifunction routing status
8Ch
Diagnostic §
Device control §
Card control §
Retry status §
90h
Reserved
94h9Ch
Power management capabilities
Next item pointer
Capability ID
A0h
Power management data
(Reserved)
Power management
control/status bridge support
extensions
Power management control/status
A4h
Reserved
A8hACh
Serial bus control/status
Serial bus slave address
Serial bus index
Serial bus data
B0h
Reserved
B4hFCh
One or more bits in this register are PME context bits and can be cleared only by the assertion of GRST when PME is enabled. If PME is not
enabled, then this bit is cleared by the assertion of PRST or GRST.
One or more bits in this register are cleared only by the assertion of GRST.
§ One or more bits in this register are global in nature and must be accessed only through function 0.
4.2
Vendor ID Register
The vendor ID register contains a value allocated by the PCI SIG that identifies the manufacturer of the PCI
device. The vendor ID assigned to Texas Instruments is 104Ch.
PCI register offset:
00h (Function 0)
Register type:
Read-only
Default value:
104Ch
BIT NUMBER
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
RESET STATE
0
1
0
1
0
1
0
4.3
Device ID Register Function 0
This read-only register contains the device ID assigned by TI to the PCIxx12 CardBus controller functions.
PCI register offset:
02h (Function 0)
Register type:
Read-only
Default value:
8039h
BIT NUMBER
15
14
13
12
11
10
9
8
7
6
5
4
3
2
1
0
RESET STATE
1
0
1
0
1