Specifications

234 www.xilinx.com Embedded System Tools Guide (EDK 6.2i)
1-800-255-7778 UG111 (v1.4) January 30, 2004
Chapter 16: Microprocessor Peripheral Description (MPD)
R
Bus Interface Keywords
A bus interface can have the following keywords:
BUS
The label of a bus interface is specified by the BUS keyword.
Format
BUS_INTERFACE BUS=bus_label, BUS_STD=bus_std, BUS_TYPE=bus_type
Where bus_label is a string.
BUS_STD
The bus standard of a bus interface is specified by the BUS_STD keyword.
Format
BUS_INTERFACE BUS=bus_label, BUS_STD=bus_std, BUS_TYPE=bus_type
Where bus_std is either DCR, LMB, OPB, PLB, or TRANSPARENT.
A TRANSPARENT bus interface is not tied to any physical bus component.
BUS_TYPE
The bus type of a bus interface is specified by the BUS_TYPE keyword.
Table 16-1: Bus Interface Keywords
Keyword Values Default Definition
BUS string No Default Bus label
BUS_STD DCR
FSL
DSOCM
ISOCM
LMB
OPB
PLB
TRANSPARENT
No Default Bus standard
BUS_TYPE MASTER
MASTER_SLAVE
SLAVE
UNDEF
No Default Bus type
EXCLUDE_BUSIF string No Default Name all BUS_INTERFACE connections
that are not allowed when other
BUS_INTERFACE connections are present
SHARES_ADDR string No Default Name all BUS_INTERFACE address space
regions that need to be checked against one
another