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Observer benzao
Observer
4,806 Views
Registered: ‎02-04-2014

devmem2 can not visit addr: 0x83000000

hi,

 I has 2 vdma, vdma1 register address is 0x43000000, vdma2 register address is 0x83000000,

but i can use devmem2 to visit vdma1(0x43000000), can not visit vdma2(0x83000000).

by the way, I use vdma by uio driver mode.

why?

ben zhao

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2 Replies
Xilinx Employee
Xilinx Employee
4,795 Views
Registered: ‎03-13-2012

Re: devmem2 can not visit addr: 0x83000000

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Observer benzao
Observer
4,774 Views
Registered: ‎02-04-2014

Re: devmem2 can not visit addr: 0x83000000

 
uio1_system_halt.png
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