Intel IQ80321 manual Switch S7E1- 4/5, Switch S7E1- 6/7

Intel® IQ80321 I/O Processor Evaluation Platform

Hardware Reference Section

3.10.9.2Switch S7E1- 4/5

Table 40.	Switch S7E1 - 4/5: Descriptions
	Switch	Association	Description	Factory Default
	S7E1-4	SPCI-X Bus	IDSEL_EN_PCIX1: Enables GPIO IDSEL control for	Off
			the PCI-X slot.
	S7E1-5	SPCI-X Bus	IDSEL_EN_GBE: Enables GPIO IDSEL control for	Off
			GBE NIC.

3.10.9.2.1Switch S7E1 - 4

This allows 80321 to hide the device in PCI-X Slot 1under GPIO control.

Table 41. Switch S7E1 - 4: Settings and Operation Mode

S7E1-4	Operation Mode
Off	Disables IOP control over IDSEL for the secondary PCI-X connector.
On	Enables IOP control over IDSEL for the secondary PCI-X connector.

3.10.9.2.2Switch S7E1 - 5

This allows 80321 to hide the GbE NIC under GPIO control.

Table 42. Switch S7E1 - 5: Settings and Operation Mode

S7E1-5	Operation Mode
Off	Disables IOP control over IDSEL for the GbE NIC.
On	Enables IOP control over IDSEL for the GbE NIC.

3.10.9.3Switch S7E1- 6/7

Table 43.	Switch S7E1 - 6/7: Descriptions
	Switch	Association	Description	Factory Default
	S7E1-6/7	SPCI-X Clock	Set SPCI-X clock configuration.	Off, On
Table 44.	Switch S7E1 - 6/7: Settings and Operation Mode
	S7E1-6	S7E1-7	Operation Mode
	Off	Off	133 MHz
	On	Off	100 MHz
	Off	On	66 MHz
	On	On	33 MHz

58 Board Manual