Top Ten Tips for Building SPE apps in CJun 08, 2007, 07:00 (0 Talkback[s])
(Other stories by Jonathan Bartlett)
[ Thanks to LinucksGirl for this link. ]
"Remember that DMA transfers of 16 bytes or more must be in 16-byte multiples and aligned to 16-byte boundaries on both the SPE and the PPE. Transfers smaller than that must be a power of two and be naturally aligned. Optimal transfers are multiples of 128 bytes that are on 128-byte boundaries."