From: Matthew Wilcox <willy@debian.org>
To: Bruno Vidal <bruno_vidal@hpfrcu03.france.hp.com>
Cc: "parisc-linux@lists.parisc-linux.org"
<parisc-linux@lists.parisc-linux.org>
Subject: Re: [parisc-linux] How retrieving HPA/SPA with the device node
Date: Tue, 2 Apr 2002 15:23:36 +0100 [thread overview]
Message-ID: <20020402152336.D31497@parcelfarce.linux.theplanet.co.uk> (raw)
In-Reply-To: <3CA9BB50.1FCEBDF4@admin.france.hp.com>; from bruno_vidal@hpfrcu03.france.hp.com on Tue, Apr 02, 2002 at 04:08:16PM +0200
On Tue, Apr 02, 2002 at 04:08:16PM +0200, Bruno Vidal wrote:
> Hi all.
> I'm still looking for the HPA/SPA of the SCSI/IDE controler of a disk.
> I've found, and able to write the system tree (like ioscan). The starting
> point is "root". Now my problem is to find which controler for which disk.
> The pointer of the disk (/dev/sd??) is the node. Example:
> /dev/sda2 ->> sda2 -> 0x802 -> major:0x8 -> driver "sd" with minor:0x02
> Now how can I link 0x802 to hardware path "2/0/1"
> So where is the link between both ????? Do you have any idea ?????
Hmm. If you can get to the pci_dev or parisc_device for a scsi disc,
we have functions for returning the hwpath:
print_pci_hwpath
get_pci_node_path
print_pa_hwpath
get_node_path
I'm not sure how to get from `sda2' to the pci_dev of the controlling device.
--
Revolutions do not require corporate support.
next prev parent reply other threads:[~2002-04-02 14:23 UTC|newest]
Thread overview: 12+ messages / expand[flat|nested] mbox.gz Atom feed top
2002-04-02 14:08 [parisc-linux] How retrieving HPA/SPA with the device node Bruno Vidal
2002-04-02 14:23 ` Matthew Wilcox [this message]
2002-04-02 14:36 ` Bruno Vidal
2002-04-02 16:44 ` Grant Grundler
2002-04-02 16:50 ` Grant Grundler
2002-04-03 7:00 ` Bruno Vidal
2002-05-17 14:11 ` Bruno Vidal
2002-05-17 15:36 ` Grant Grundler
2002-06-03 11:04 ` Bruno Vidal
2002-06-03 12:26 ` Matthew Wilcox
2002-06-03 20:38 ` Grant Grundler
2002-06-04 7:57 ` Bruno Vidal
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