Date: Wed, 12 Jan 2011 17:44:38 +0200 From: Alexander Motin <mav@FreeBSD.org> To: Michael Butler <imb@protected-networks.net> Cc: freebsd-current@freebsd.org, Anton Yuzhaninov <citrin@citrin.ru> Subject: Re: AHCI on ICH7 Message-ID: <4D2DCC66.50807@FreeBSD.org> In-Reply-To: <4D2DCB3D.1030603@protected-networks.net> References: <igk112$d26$1@dough.gmane.org> <4D2DCB3D.1030603@protected-networks.net>
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Michael Butler wrote:
> On 01/12/11 05:50, Anton Yuzhaninov wrote:
>> Is it possible to get AHCI working on this controller:
>>
>> atapci1@pci0:0:31:2: class=0x01018f card=0x72101462 chip=0x27c08086
>> rev=0x01 hdr=0x00
>> vendor = 'Intel Corporation'
>> device = '82801GB/GR/GH (ICH7 Family) Serial ATA Storage
>> Controller'
>> class = mass storage
>> subclass = ATA
>> bar [10] = type I/O Port, range 32, base 0xe880, size 8, enabled
>> bar [14] = type I/O Port, range 32, base 0xe800, size 4, enabled
>> bar [18] = type I/O Port, range 32, base 0xe480, size 8, enabled
>> bar [1c] = type I/O Port, range 32, base 0xe400, size 4, enabled
>> bar [20] = type I/O Port, range 32, base 0xe080, size 16, enabled
>> cap 01[70] = powerspec 2 supports D0 D3 current D0
>>
>> BIOS show that AHCI 1.0 supported.
>>
>> I tried this patch with no success:
>>
>> --- sys/dev/ahci/ahci.c (revision 217301)
>> +++ sys/dev/ahci/ahci.c (working copy)
>> @@ -129,6 +129,7 @@
>> {0x26838086, 0x00, "Intel ESB2", 0},
>> {0x27c18086, 0x00, "Intel ICH7", 0},
>> {0x27c38086, 0x00, "Intel ICH7", 0},
>> + {0x27c08086, 0x00, "Intel ICH7", 0},
>> {0x27c58086, 0x00, "Intel ICH7M", 0},
>> {0x27c68086, 0x00, "Intel ICH7M", 0},
>> {0x28218086, 0x00, "Intel ICH8", 0},
>
> Since this series is also supported in the ata-intel driver ..
>
> { ATA_I82801GB, 0, 0, 1, ATA_UDMA5, "ICH7" },
> { ATA_I82801GB_S1, 0, 0, 0, ATA_SA300, "ICH7" },
> { ATA_I82801GB_R1, 0, 0, 0, ATA_SA300, "ICH7" },
> { ATA_I82801GB_AH, 0, INTEL_AHCI, 0, ATA_SA300, "ICH7" },
> { ATA_I82801GBM_S1, 0, 0, 0, ATA_SA150, "ICH7M" },
> { ATA_I82801GBM_R1, 0, 0, 0, ATA_SA150, "ICH7M" },
> { ATA_I82801GBM_AH, 0, INTEL_AHCI, 0, ATA_SA150, "ICH7M" },
>
> .. and it seems that PCIR_BAR(5) is already set as I/O, you could try
> adding the INTEL_AHCI attribute to the entry for "ATA_I82801GB_S1",
> which matches your chip-id and see what happens.
PCIR_BAR(5) is not set in this case, only 0-4. It won't help.
--
Alexander Motin
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