发表于:2006-12-13 10:44:00
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Fiesta® AHB Bus Functional Model
Features
􀂃 Interfaces with Comit Fiesta® CVXT Open
Verification Environment
􀂃 Configurable to test different types of AHB slaves
and all possible AHB burst sizes
􀂃 Internally generated clock signal with
parameterized frequency
􀂃 Descriptors to set the following:
o AHB burst type (SINGLE, INCR, INCR4,
WRAP4, INCR8, WRAP8, INCR16,
WRAP16).
o Increment size in case of INCR burst.
o Hsize (BYTE, HALFWORD, WORD).
o Hprot (Cacheable, Bufferable, Privilege,
Data/opcode)
o Start Address for a burst.
o Start data for Write access.
o Busy cycle insertion within a burst.
o Idle cycle insertion between bursts.
o Burst terminate and Locked transfer
􀂃 32 bit wide memory
System Interface Diagram
AHB Bus
Functional
Model DUT
AHB_WDATA
AHB Master AHB Slave
AHB_ADDR
AHB_HTRANS
AHB_HSIZE
AHB_HTRANS
AHB_HREADY
AHB_HRESP
AHB_HRDATA
AHB_HWRITE
AHB_HPROT
AHB_HBURST
Fiesta® Process Standardization and Acceleration Tool Kit is an industrial strength suite of tools designed, developed, tested and used by engineers of
Comit’s Contract Engineering Center. Their experience in developing processes and methodology that yield predictable and accurate results forms the
foundation of the toolkit. Use it with confidence.
© Copyright Comit Systems, Inc. Fiesta is a registered trademark of Comit Systems, Inc. CWGT, CRST, CSMT, CVXT, CMMT, CSGT, CAVT and CACT are
trademarks of Comit Systems, Inc. Verilog is a registered trademark of Cadence Design Systems, Inc. All other trademarks property of their respective
holders.
Comit Systems, Inc. 3375 Scott Blvd. Ste 139, Santa Clara, CA 95054.
(408) 988 2988. www.comit.com