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Altera_Forum's avatar
Altera_Forum
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15 years ago

memcpy, altera dma and tests...

Hi, i'm trying to modify the memcpy function to decrease cpu usage (100% currently), while copying a huge quantity of data. i'm actually using uClinux (nommu) with a nios2 on an 3c120 FPGA. ...
Altera_Forum's avatar
Altera_Forum
Icon for Honored Contributor rankHonored Contributor
15 years ago

Thanks for your attention,

i've almost the same problem...

Everything works fine in userspace application, but i don't manage to use my code into memcpy.c...

May be because of parallels calls, i don't really understand in which context memcpy can be called...

as actris say if someone know what i have to check/do to manage to copy data with the altera DMA in memcpy.c...

Thank You.