ICHx/ICHx-M LPC bridges
ichpcib* at pci?
isa* at ichpcib?
driver supports Intel ICH, ICH0, ICH2,
ICH2-M, ICH3-S, ICH3-M, ICH4, ICH4-M, ICH5, ICH6, ICH7, ICH7-M, ICH8, ICH8-M,
ICH9, 6300ESB and 6321ESB LPC bridges. These devices are mostly usual PCI-ISA
bridges but with some additional power management and monitoring capabilities.
Besides the core functionality, the ichpcib
driver provides support for the Intel SpeedStep technology, available for the
ICH2-M, ICH3-M, and ICH4-M chipsets, and power management timer available for
all chipsets. It allows the user to control CPU frequency with the
Intel SpeedStep support for the ICHx-M chipsets first appeared in
as part of the
driver first appeared in
driver was written by
On some old machines with the ICH2-M chipset, Intel SpeedStep isn't