Re: MPC8349E's DMA controller like ISA controller but with more feature?

2009-05-06 Thread lhthanh
lhthanh wrote: Thanks for your explaination! So if I want to transfer a buffer of data from a single I/O port, will not DMA framework also be able ? No. Have I to write aother driver? Yes. Actually, I don't want write all because there are serveral DMA code at

Re: MPC8349E's DMA controller like ISA controller but with more feature?

2009-04-23 Thread lhthanh
Thank Scott and Timur! Scott Wood wrote: Timur Tabi (CCed) has written an audio driver that does something very similar; he could probably tell you more about how to do that (this is why such discussions should be kept on the mailing list rather than taken to private e-mail). The code

MPC8349E's DMA controller like ISA controller but with more feature?

2009-04-20 Thread lhthanh
Hi EveryOne! This is first time I send a letter to everyone. If I make mistake, please free to correct me. :) I'm trying to write the first driver which is concerned with DMA. I'm reading dmatest.c and have some confused problem. Oh! No! I have many problem..:D MPC8349's DMA controller like I