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Altera_Forum
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16 years ago

Burst Reads with NIOS II

I am trying to use the NIOS processor to read some debug data that has been dumped on a Memory Mapped device on the Avalon bus, using burst reads. However, I am stuck in writing the C code. I am not ...
Altera_Forum's avatar
Altera_Forum
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16 years ago

The caches in the Nios CPU can issue burst reads. When you perform a regular read operation (i.e. through a pointer and not an IORD macro) and if you have a data cache, the cache will read a full cache line. If you enabled bursts access for the cache, it will do so with a burst read.