Intel B940 Datasheet Page 130

  • Download
  • Add to my manuals
  • Print
  • Page
    / 360
  • Table of contents
  • BOOKMARKS
  • Rated. / 5. Based on customer reviews
Page view 129
Processor Configuration Registers
130 Datasheet, Volume 2
2.10.22 INTRLINE1—Interrupt Line Register
This register contains interrupt line routing information. The device itself does not use
this value, rather it is used by device drivers and operating systems to determine
priority and vector information.
2.10.23 INTRPIN1—Interrupt Pin Register
This register specifies which interrupt pin this device uses.
B/D/F/Type: 0/1/0/PCI
Address Offset: 3Ch
Reset Value: 00h
Access: RW
Bit Attr
Reset
Value
Description
7:0 RW 00h
Interrupt Connection (INTCON)
This field is used to communicate interrupt line routing information.
BIOS Requirement: POST software writes the routing information into this
register as it initializes and configures the system. The value indicates to
which input of the system interrupt controller this device's interrupt pin is
connected.
B/D/F/Type: 0/1/0/PCI
Address Offset: 3Dh
Reset Value: 01h
Access: RO
Bit Attr
Reset
Value
Description
7:0 RO 01h
Interrupt Pin (INTPIN)
As a single function device, the PCI Express device specifies INTA as its
interrupt pin. 01h=INTA.
Page view 129
1 2 ... 125 126 127 128 129 130 131 132 133 134 135 ... 359 360

Comments to this Manuals

No comments