Re: kern/51300: wd* sometimes not detected

[Martin Husemann <martin%duskware.de@localhost>]

The following reply was made to PR kern/51300; it has been noted by GNATS.

From: Martin Husemann <martin%duskware.de@localhost>
To: gnats-bugs%NetBSD.org@localhost
Cc: 
Subject: Re: kern/51300: wd* sometimes not detected
Date: Thu, 5 Jan 2017 08:38:50 +0100

 I get:
 
 pci2: i/o space, memory space enabled, rd/line, wr/inv ok
 jmide0 at pci2 dev 0 function 0: vendor 0x197b product 0x2363 (rev. 0x10)
 jmide0: 1 PATA port, 2 SATA ports
 jmide0: interrupting at ioapic0 pin 17
 ahcisata0 at jmide0
 ahcisata0: AHCI revision 1.10, 2 ports, 32 slots, CAP 0xc722ff01<PSC,SSC,PMD,SPM,ISS=0x2=Gen2,SCLO,SAL,SALP,SNCQ,S64A>
 atabus0 at ahcisata0 channel 0
 atabus1 at ahcisata0 channel 1
 pciide0 at pci2 dev 0 function 1: vendor 0x197b product 0x0368 (rev. 0x10)
 pciide0: bus-master DMA support present, but unused (no driver support)
 pciide0: primary channel wired to native-PCI mode
 pciide0: using ioapic0 pin 18 for native-PCI interrupt
 atabus2 at pciide0 channel 0
 pciide0: secondary channel wired to native-PCI mode
 atabus3 at pciide0 channel 1
 ahcisata1 at pci0 dev 31 function 2: vendor 0x8086 product 0x27c1 (rev. 0x02)
 ahcisata1: interrupting at ioapic0 pin 19
 ahcisata1: AHCI revision 1.10, 4 ports, 32 slots, CAP 0xc320ff03<PSC,SSC,PMD,ISS=0x2=Gen2,SCLO,SAL,SNCQ,S64A>
 atabus4 at ahcisata1 channel 0
 atabus5 at ahcisata1 channel 1
 atabus6 at ahcisata1 channel 2
 atabus7 at ahcisata1 channel 3
 wd0 at atabus0 drive 0
 wd0: <WDC WD4002FFWX-68TZ4N0>
 wd0: drive supports 16-sector PIO transfers, LBA48 addressing
 wd0: 3726 GB, 7752021 cyl, 16 head, 63 sec, 512 bytes/sect x 7814037168 sectors
 wd0: GPT GUID: 4441cb9f-48d6-42e9-996d-3c88575d70a8
 wd0: drive supports PIO mode 4, DMA mode 2, Ultra-DMA mode 6 (Ultra/133)
 wd0(ahcisata0:0:0): using PIO mode 4, DMA mode 2, Ultra-DMA mode 6 (Ultra/133) (using DMA)
 wd1 at atabus1 drive 0
 wd1: <WDC WD4002FFWX-68TZ4N0>
 wd1: drive supports 16-sector PIO transfers, LBA48 addressing
 wd1: 3726 GB, 7752021 cyl, 16 head, 63 sec, 512 bytes/sect x 7814037168 sectors
 wd1: GPT GUID: f3d31414-89b6-4696-9021-1a681a7c4926
 
 and it is these two drives that go missing...
 
 However, the IDENTIFY FAILED still happens.
 
 I'll see if I can rewire the drives to go to ahcisata1 instead, that should
 make the faster too.
 
 Martin