February 2003
Intermediate to advanced
592 pages
11h 47m
English
Content preview from HyperTransport™ System Architecture
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Example 1: NOP Information Packet
Problem: Device 2 in Figure 7-1 on page 145 is using a NOP packet to inform Device 1 about the availability of two new Posted Request (CMD) entries and one new Response (Data) entry in its receiver flow control buffers.
Figure 7-1. Example 1: NOP Information Packet With Buffer Updates
Example 1: NOP Packet Setup
(Refer to Figure 7-1 on page 145.)
Command[5:0] Field (Byte 0, Bit 5:0)
The NOP information packet command code. There are no option bits within this field. For this example, field = 000000b.
DisCon Bit Field (Byte 0, Bit 6)
This bit is set to indicate an LDTSTOP# sequence is beginning. Not active for this ...
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