Hi Bin, On 28 July 2015 at 01:50, Bin Meng <bmeng...@gmail.com> wrote: > > Hi Simon, > > On Tue, Jul 28, 2015 at 5:47 AM, Simon Glass <s...@chromium.org> wrote: > > At present minnowmax does not correct set up PCI interrupts. This should be > > done in U-Boot so that devices work correctly in Linux. > > > > Note: This code needs to make use of the recent pirq_routing work. It does > > not seem to support all the required features, so this RFC will hopefully > > What features are missing in the existing PIRQ codes? When I did the > PIRQ support, I checked both TunnelCreek and BayTrail chipset > datasheet, and found the only difference seems to be the pci > configuration space vs. memory-mapped IBASE where the pci irq routing > registers reside.
I see that each PCI device can be assigned four routes, making up a 16-bit register. But the code I see in pirq_assign_req() only assigns a single one, using a byte register. Regards, Simon _______________________________________________ U-Boot mailing list U-Boot@lists.denx.de http://lists.denx.de/mailman/listinfo/u-boot
