Texas Instruments Dual/Single Socket CardBus and UntraMedia Controller PCI7621 - Manual (Page 92)

4−2
Table 4−2. Functions 0 and 1 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 48h−7Ch
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 ठDevice control ठCard control ठRetry status ठ90h
Reserved 94h−9Ch
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 A8h−ACh
Serial bus control/status ‡ Serial bus slave address ‡ Serial bus index ‡ Serial bus data ‡ B0h
Reserved B4h−FCh
† 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.
Bit 15 14 13 12 11 10 9 8 7 6 5 4 3 2 1 0
Name Vendor ID
Type R R R R R R R R R R R R R R R R
Default 0 0 0 1 0 0 0 0 0 1 0 0 1 1 0 0
Register: Vendor ID
Offset: 00h (Functions 0, 1)
Type: Read-only
Default: 104Ch