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Re: [address@hidden: Interface for SCSI transactions ?]

From: Thomas Schmitt
Subject: Re: [address@hidden: Interface for SCSI transactions ?]
Date: Sat, 14 May 2011 09:05:40 +0200


> A potential problem is that scsi_ioctl_send_command() is restricted
> to transfer MAX_BUF = PAGE_SIZE payload bytes.

Samuel Thibault:
> Page size on i386 is 4KiB.

> > I am unable to determine whether this limit also applies to scsi_do_cmd()
> > in hurd/gnumach/linux/src/drivers/scsi/scsi.c

> It seems to be only 24bit limited.

Well, that should suffice.

> > A sketch how to set up an own Hurd development with access to a
> > real CD drive and remote login via real Ethernet would be very welcome.
> > Just enough detail to estimate the effort.

> You will need an old ethernet device, in order to get it working with
> gnumach. Apart from that, it's as simple as installing Debian: just take
> the installation CD from the Debian GNU/Hurd website.

The old ethernet adapter might be a problem.
The test machine is a 4x 64 bit AMD with ethernet on mainboard.
>From /var/log/messages of Debian 5:
  r8169 Gigabit Ethernet driver 2.2LK-NAPI loaded
  eth0: RTL8168c/8111c at 0xffffc20000630000, [...]

Can this be circumvented by running Hurd on a virtual machine ?
If yes: Which one would you advise to use on Debian GNU/Linux 5 ?

Have a nice day :)


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