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Altera_Forum
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16 years ago

Multiple Avalon Masters and

Hello, I need a way for an Avalon peripheral to detect which master is accessing it in a multi-master environment. I have a design with a NIOS processor and the PCI Master-Target. I want ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
16 years ago

Another alternative would be to add an extra address bit to your avalon slave port. Have the one master address your slave with the upper bit set and the other with it cleared. Then you can simply use the address bit to determine whether or not to grant write access.

Jake