Re: DMA mapping on SCSI device?

2008-01-28 Thread Grant Grundler
On Jan 29, 2008 11:08 AM, Robert Hancock [EMAIL PROTECTED] wrote: ... The last solution I tried was to set the DMA mask on both ports to 32-bit on slave_configure when an ATAPI device is connected. However, this runs into complications as well. This is run on initialization and when trying to

Re: [PATCH/RFC] PCI prepare/activate instead of enable to avoid IRQ storm and rogue DMA access

2007-03-14 Thread Grant Grundler
On Thu, Mar 15, 2007 at 11:37:20AM +0900, Tejun Heo wrote: ... Also, the current implementation doesn't have any arch independent part. I thnk you meant arch dependent here. It's wholly contained in arch independent PCI layer, but it might be beneficial to have arch dependent hooks (IRQ

Re: What is the correct way to indicate an unassigned PCI resource ?

2006-12-05 Thread Grant Grundler
On Tue, Dec 05, 2006 at 03:38:57PM +0300, Sergei Shtylyov wrote: Well, I don't have the PCI specification, but I have a device with the Try googling for pdf21.pdf, pdf22.pdf if you need it. :-) I think you meant pci21.pdf/pci22.pdf/pci23.pdf. And if you find them, trust me when I say