February 2003
Intermediate to advanced
592 pages
11h 47m
English
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Chapter 8. HT Interrupts
The Previous Chapter
To review the principles of HT transactions and to provide a more comprehensive understanding, the previous chapter presented examples of complex system transactions, including reads, posted and non-posted writes, and atomic read-modify-write.
This Chapter
HT uses an interrupt signaling scheme very similar to PCI's Message Signaled Interrupts. This chapter defines how HT delivers interrupts to the Host Bridge via posted memory writes. This chapter also defines an End of Interrupt message and details the mechanism that HT uses for configuring and setting up interrupt transactions (which is different from the PCI-defined mechanisms).
The Next Chapter
Rather than requiring HT devices to incorporate additional ...
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