Filter
Top Products
Technical Reference
35
Table 12. I/O Map (continued)
Address (hex) Size Description
96 contiguous bytes starting on a
128-byte divisible boundary
ICH (ACPI + TCO)
64 contiguous bytes starting on a
64-byte divisible boundary
Onboard resource
32 contiguous bytes starting on a
32-byte divisible boundary
ICH (USB)
16 contiguous bytes starting on a
16-byte divisible boundary
ICH (SMBus)
4096 contiguous bytes starting on
a 4096-byte divisible boundary
Intel 82810EAA PCI Bridge
32 contiguous bytes starting on a
32-byte divisible boundary
Intel 82559 LAN Controller
96 contiguous bytes starting on a
128-byte divisible boundary
LPC47M102 PME Status
64 contiguous bytes starting on a
64-byte divisible boundary
Creative ES1373D Digital Audio Controller
Notes:
1. Default, but can be changed to another address range
2. Dword access only
3. Byte access only
✏ NOTE
Some additional I/O addresses are not available due to ICH addresses aliasing. For information
about ICH addressing, refer to Intel web site at:
http://developer.intel.com/design/chipsets/datashts/
2.4 DMA Channels
Table 13. DMA Channels
DMA Channel Number Data Width System Resource
0 8- or 16-bits Audio
1 8- or 16-bits Audio
2 8- or 16-bits Open
3 8- or 16-bits Open / Audio
4 Reserved - cascade channel
5 16-bits Open
6 16-bits Open
7 16-bits Open