Re: Intel 82801H SATA interrupt issues

On Thu, Aug 29, 2024 at 10:24:54PM +0000, RVP wrote:
> Does forcing a lower speed help?
> https://www.unitedbsd.com/d/605-netbsd-92-amd64-does-not-recognize-hard-disk/5

I had to adjust the patch a bit, the relevant lines moved to another file.

It does not seems it changes anything, but is the speed shown somewhere?
I also tested with piixide disabled, it boots with pciide but gets 
interrupt storms.

piixide0 at pci0 dev 31 function 2: Intel 82801H Serial ATA Controller (ICH8) (rev. 0x02)
piixide0: using ioapic0 pin 19 for native-PCI interrupt
atabus0 at piixide0 channel 0
atabus1 at piixide0 channel 1
piixide1 at pci0 dev 31 function 5: Intel 82801H Serial ATA Controller (ICH8) (rev. 0x02)
piixide1: using ioapic0 pin 19 for native-PCI interrupt
atabus2 at piixide1 channel 0
atabus3 at piixide1 channel 1
wd0 at atabus0 drive 0
wd0: <CF CARD 4GB>
wd0: 3599 MB, 7314 cyl, 16 head, 63 sec, 512 bytes/sect x 7372512 sectors
wd1 at atabus2 drive 0
wd1: <WDC WD15EARX-00ZUDB0>
wd1: 1397 GB, 2907021 cyl, 16 head, 63 sec, 512 bytes/sect x 2930277168 sectors (4096 bytes/physsect; first aligned sector: 8)
piixide0:0:0: lost interrupt
 type: ata tc_bcount: 512 tc_skip: 0
piixide0:0:0: bus-master DMA error: missing interrupt, status=0x21
piixide0:0:0: device timeout, c_bcount=512, c_skip0
wd0d: device timeout reading fsbn 0 (wd0 bn 0; cn 0 tn 0 sn 0), xfer f5c, retry 0




-- 
Emmanuel Dreyfus
[email protected]