Cache block size in Sun Ultra Sparc IIIi
What is the cache block size in Sun Ultra Sparc IIIi processor? The data sheet states that there is a Jbus with 128b bandwidth. Is this the cache block size? is the b in 128b for bits or bytes?
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I would say the this figure is bits, sun usually describe bandwidth in bytes as MB/s or similar. Check the document again, I seem to remember the US IIIi and JBUS architecture being described pretty clear in the data sheet. I'll see if I can come up with more from the product JTF.