Intel BOXD845BGSE Product Specification - Page 49

Table 13., I/O Map

Page 49 highlights

Technical Reference Table 13. I/O Map (continued) Address (hex) Description 8 bytes on an 8-byte boundary (Note 4) 96 contiguous bytes starting on a 128-byte divisible boundary 64 contiguous bytes starting on a 64-byte divisible boundary 64 contiguous bytes starting on a 64-byte divisible boundary 32 contiguous bytes starting on a 32-byte divisible boundary (Note 5) 16 contiguous bytes starting on a 16-byte divisible boundary 4096 contiguous bytes starting on a 4096-byte divisible boundary 256 contiguous bytes starting on a 256-byte divisible boundary 64 contiguous bytes starting on a 64-byte divisible boundary 256 contiguous bytes starting on a 256-byte divisible boundary 32 contiguous bytes starting on a 32-byte divisible boundary (Note 5) 96 contiguous bytes starting on a 128-byte divisible boundary OHCI controller ICH2 (ACPI + TCO) D845BG/D845PT board resource Onboard audio controller ICH2 (USB controller 1) ICH2 (SMBus) Intel 82801BA PCI bridge ICH2 audio mixer ICH2 audio bus mixer ICH2 modem mixer ICH2 (USB controller 2) LPC47M142 Notes: 1. Default, but can be changed to another address range 2. Dword access only 3. Byte access only 4. USB 2.0 option only 5. USB 1.1 option only ✏ NOTE Some additional I/O addresses are not available due to ICH2 address aliassing. For information about ICH2 addressing Refer to Section 1.3 on page 18 49

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Technical Reference
49
Table 13.
I/O Map
(continued)
Address (hex)
Description
8 bytes on an 8-byte boundary
(Note 4)
OHCI controller
96 contiguous bytes starting on a 128-byte
divisible boundary
ICH2 (ACPI + TCO)
64 contiguous bytes starting on a 64-byte
divisible boundary
D845BG/D845PT board resource
64 contiguous bytes starting on a 64-byte
divisible boundary
Onboard audio controller
32 contiguous bytes starting on a 32-byte
divisible boundary
(Note 5)
ICH2 (USB controller 1)
16 contiguous bytes starting on a 16-byte
divisible boundary
ICH2 (SMBus)
4096 contiguous bytes starting on a 4096-byte
divisible boundary
Intel 82801BA PCI bridge
256 contiguous bytes starting on a 256-byte
divisible boundary
ICH2 audio mixer
64 contiguous bytes starting on a 64-byte
divisible boundary
ICH2 audio bus mixer
256 contiguous bytes starting on a 256-byte
divisible boundary
ICH2 modem mixer
32 contiguous bytes starting on a 32-byte
divisible boundary
(Note 5)
ICH2 (USB controller 2)
96 contiguous bytes starting on a 128-byte
divisible boundary
LPC47M142
Notes:
1.
Default, but can be changed to another address range
2.
Dword access only
3.
Byte access only
4.
USB 2.0 option only
5.
USB 1.1 option only
NOTE
Some additional I/O addresses are not available due to ICH2 address aliassing.
For information about
Refer to
ICH2 addressing
Section 1.3 on page 18