Datasheet 739
SMBus Controller Registers (D31:F3)
18 SMBus Controller Registers
(D31:F3)
18.1 PCI Configuration Registers (SMBus—D31:F3)
NOTE: Registers that are not shown should be treated as Reserved (See Section 9.2 for details).
18.1.1 VID—Vendor Identification Register (SMBus—D31:F3)
Address: 00h–01h Attribute: RO
Default Value: 8086h Size: 16 bits
Table 18-1. SMBus Controller PCI Register Address Map (SMBus—D31:F3)
Offset Mnemonic Register Name Default Type
00h–01h VID Vendor Identification 8086 RO
02h–03h DID Device Identification
See register
description
RO
04h–05h PCICMD PCI Command 0000h R/W, RO
06h–07h PCISTS PCI Status 0280h RO
08h RID Revision Identification
See register
description
RO
09h PI Programming Interface 00h RO
0Ah SCC Sub Class Code 05h RO
0Bh BCC Base Class Code 0Ch RO
10h SMBMBAR0
Memory Base Address Register 0
(Bit 31:0)
00000004h R/W
14h SMBMBAR1
Memory Based Address Register 1
(Bit 63:32)
00000000h R/W
20h–23h SMB_BASE SMBus Base Address 00000001h R/W, RO
2Ch–2Dh SVID Subsystem Vendor Identification 0000h RO
2Eh–2Fh SID Subsystem Identification 0000h R/WO
3Ch INT_LN Interrupt Line 00h R/W
3Dh INT_PN Interrupt Pin
See register
description
RO
40h HOSTC Host Configuration 00h R/W
Bit Description
15:0 Vendor ID — RO. This is a 16-bit value assigned to Intel
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