Re: AHCI after 271145 does not work for me

On Thu, 25 Sep 2014 09:26:56 -0700, David Wolfskill wrote
> On Thu, Sep 25, 2014 at 05:48:13PM +0200, José Pérez Arauzo wrote:
> > Hi,
> > on my Acer Aspire V5, AHCI does not complete device_attach after 271145.
> > 
> > Am I the only one experiencing this? Can I help fixing it? Thank you.
[...]
> As for debugging, a start will be to collect the AHCI controller
> information for "pciconf -lv", as well as dmesg information -- e.g.:

Thank you David, here are pciconf and dmesg:

ahci0_at_pci0:0:17:0:      class=0x01018f card=0x080d1025 chip=0x78001022
rev=0x40 hdr=0x00
    vendor     = 'Advanced Micro Devices [AMD]'
    device     = 'Hudson SATA Controller [IDE mode]'
    class      = mass storage
    subclass   = ATA

> dmesg | fgrep -i ahci
ahci0: <AMD Hudson-2 AHCI SATA controller> port
0x2118-0x211f,0x2124-0x2127,0x2110-0x2117,0x2120-0x2123,0x2100-0x210f mem
0xf094f000-0xf094f3ff irq 19 at device 17.0 on pci0
ahci0: AHCI v1.30 with 1 6Gbps ports, Port Multiplier supported with FBS
ahcich0: <AHCI channel> at channel 0 on ahci0
ada0 at ahcich0 bus 0 scbus0 target 0 lun 0
ahci0: <AMD Hudson-2 AHCI SATA controller> port
0x2118-0x211f,0x2124-0x2127,0x2110-0x2117,0x2120-0x2123,0x2100-0x210f mem
0xf094f000-0xf094f3ff irq 19 at device 17.0 on pci0
ahci0: AHCI v1.30 with 1 6Gbps ports, Port Multiplier supported with FBS
ahcich0: <AHCI channel> at channel 0 on ahci0
ada0 at ahcich0 bus 0 scbus0 target 0 lun 0
ahci0: <AMD Hudson-2 AHCI SATA controller> port
0x2118-0x211f,0x2124-0x2127,0x2110-0x2117,0x2120-0x2123,0x2100-0x210f mem
0xf094f000-0xf094f3ff irq 19 at device 17.0 on pci0
ahci0: AHCI v1.30 with 1 6Gbps ports, Port Multiplier supported with FBS
ahcich0: <AHCI channel> at channel 0 on ahci0
ada0 at ahcich0 bus 0 scbus0 target 0 lun 0


For the sake of completeness: there's a BIOS option to either set the hw to
present itself as legacy ISA or AHCI, but the kernel hangs in any case.


BR,


--
José Pérez Arauzo