IEI Technology WSB-9152 - Intel 915 GME Direct Media Interface (DMI); Intel Ich6 M Southbridge Chipset; Figure 2-9: Intel ICH6 M Southbridge

WSB-9152 PICMG 1.0 SBC
Page 18
 Supports Intel SDVO technology
 DVI 1.0 compliant
 Supports full operating range of Intel’s SDVO input port
2.5.3 Intel
®
915GME Direct Media Interface (DMI)
Intel® 915GME Northbridge GMCH is connected to the Intel
®
ICH6M Southbridge Chipset
through the chip-to-chip Direct Media Interface (DMI). Features of the Intel
®
915GME DMI
are listed below:
 Chip-to-chip interface between GMCH and ICH6M
 Configurable as x2 or x4 DMI lanes
 2 GB/s point-to-point DMI to ICH6M (1 GB/s each direction)
 100 MHz reference clock (shared with PCI Express Graphics Attach).
 32-bit downstream addressing
 APIC and MSI interrupt messaging support.
 Message Signaled Interrupt (MSI) messages
 SMI, SCI and SERR error indication
2.6 Intel
®
ICH6M Southbridge Chipset
The Intel® ICH6M Southbridge chipset is connected to the Intel® 915GME Northbridge
GMCH through the chip-to-chip Direct Media Interface (DMI).
Figure 2-9: Intel ICH6M Southbridge
Some of the features of the Intel® ICH6M are listed below.