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Altera_Forum's avatar
Altera_Forum
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15 years ago

I need some help of creating shared ddr sdram memory

Hi, everyone:), My system is like this : Using NEEK, I created 2 processors both running in the ddr sdram. Processor1's reset vector offset is 0x100 and exception vector offset is 0x120. Proce...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

Alse remember that alt_remap_uncached() doesn't flush the cache for the addressed area, nor can it ensure (and it doesn't error) that the area contains entire cache lines.

Both these can lead to unexpected read/write transfers from the cache to the memory.