On Thu, Apr 12, 2007 at 04:23:00PM -0700, Charles Krinke wrote: > My apologies for the complexity of this e-mail but DMA seems to be a > complex subject. Thanks to Ed.S a while back, I have DMA working fine > from U-Boot, but I am having a problem in Linux with the 8541 processor > using the 2.6.17.11 kernel. I need to DMA through an outbound address > translation window setup at 0x8800_0000 and the chip I am DMA'ing to is > responding to 64bit DAC (Dual Address Cycles) and its memory is setup
<SNIP> Hi Charles - have you checked the device errata for 8541? I do not have the details in front of me, but do recall several items specific to DMA signal to complete DMA transaction. Worth a look anyway - Kelsey _______________________________________________ Linuxppc-embedded mailing list [email protected] https://ozlabs.org/mailman/listinfo/linuxppc-embedded
