Q.1) What is the type of PCI transaction diagram? Redraw the timing when the IRDY# and TRDY# is ready from cycle 2 to end of transaction and explained the function of each signals appear in diagram.

Computer Networking: A Top-Down Approach (7th Edition)
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Author:James Kurose, Keith Ross
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Q.1) What is the type of PCI transaction diagram? Redraw the timing when the
IRDY# and TRDY# is ready from cycle 2 to end of transaction and explained the
function of each signals appear in diagram.
CLK
FRAME#
Address
Data-1
Data-2 >
Data-3
AD
C/BE#
Bus Cmd
BE#'s
IRDY#
TRDY#
DEVSEL#
Data
Data
Phase
Data
Address
Phase
Phase
Phase
Q.2) What is the method of arbitration of the PCI bus? Modify the following diagram
arbitration, when there is a device C request use the PCI bus at the same time with device
B. The arbiter services the device A then C to transfer 2 data for each, then service device
B to transfer 1 data.
CLK
REQ#- A A
REO#-B
GNT#-A
GNT#-B
FRAMEN
IRDY#
TRDY#
Address
idress
Data
Data
AD
access-A
accessB
..---
Transcribed Image Text:Q.1) What is the type of PCI transaction diagram? Redraw the timing when the IRDY# and TRDY# is ready from cycle 2 to end of transaction and explained the function of each signals appear in diagram. CLK FRAME# Address Data-1 Data-2 > Data-3 AD C/BE# Bus Cmd BE#'s IRDY# TRDY# DEVSEL# Data Data Phase Data Address Phase Phase Phase Q.2) What is the method of arbitration of the PCI bus? Modify the following diagram arbitration, when there is a device C request use the PCI bus at the same time with device B. The arbiter services the device A then C to transfer 2 data for each, then service device B to transfer 1 data. CLK REQ#- A A REO#-B GNT#-A GNT#-B FRAMEN IRDY# TRDY# Address idress Data Data AD access-A accessB ..---
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