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Altera_Forum's avatar
Altera_Forum
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11 years ago

Embedded Linux and HAL

Hello, I'd like to make a question about the peripheral when Linux is installed on a FPGA with NIOS. If I want to access to a peripheral register, I think that I have to make a driver in a Linux m...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
11 years ago

Registers are just memory mapped locations. If you have an address, and it's mapped in kernel address space (see device driver tutorials) you can access your device as you would any other. Just make sure your FPGA logic supports the access types you are using in your driver.