TMPR4925 datasheet(296/590 Pages) TOSHIBA

tên linh kiện	TMPR4925

Giải thích chi tiết về linh kiện	64-Bit TX System RISC TX49 Family

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nhà sản xuất	TOSHIBA [Toshiba Semiconductor]

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Chapter 10 PCI Controller

10-34

10.4.9

Subsystem ID Register (PCISID)

0xD02C

The Subsystem ID field corresponds to the Subsystem ID Register of the PCI Configuration Space,

and the Subsystem Vendor ID field corresponds to the Subsystem Vendor ID Register of the PCI

Configuration Space. These two fields can be modified by software only when PCICCFG.LCFG=1

after Reset. A write to Register PCICDATA2 when PCICCFG.LCFG=1 will modify the contents of this

This register cannot be accessed when the PCI Controller is in the Satellite mode.

SSID

R/L

: Type

0x0000

: Initial value

R/L

: Type

0x0000

: Initial value

Bits

Mnemonic

Field Name

Description

31:16

SSID

Subsystem ID

Subsystem ID (Initial value: 0x0000, R/L)

This register is used to acknowledge either a subsystem that has a PCI device or an

add-in board.

It is possible to change the Subsystem ID bysoftware.

15:0

SSVID

Subsystem

Vendor ID

Subsystem Vendor ID (Initial value: 0x0000, R/L)

This register is used to acknowledge either a subsystem that has a PCI device or an

add-in board.

It is possible to change the Subsystem ID bysoftware.

Figure 10.4.9 Subsystem ID Register

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