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58 Board Manual
Intel
®
IQ80321 I/O Processor Evaluation Platform
Hardware Reference Section
3.10.9.2 Switch S7E1- 4/5
3.10.9.2.1 Switch S7E1 - 4
This allows 80321 to hide the device in PCI-X Slot 1under GPIO control.
3.10.9.2.2 Switch S7E1 - 5
This allows 80321 to hide the GbE NIC under GPIO control.
3.10.9.3 Switch S7E1- 6/7
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
the PCI-X slot.
Off
S7E1-5 SPCI-X Bus
IDSEL_EN_GBE: Enables GPIO IDSEL control for
GBE NIC.
Off
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.
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.
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