Re: How to enable a SCSI CD-ROM ?

[Svante Signell]

On Thu, 2011-09-15 at 19:24 +0200, Thomas Schwinge wrote:
> Hi!
> 
> On Thu, 15 Sep 2011 18:48:17 +0200, "Thomas Schmitt" <scdbackup@gmx.net> 
> wrote:
> > > For example, you could boot a GNU/Linux system, and figure out which SCSI
> > > devices exactly are provided.
> > 
> > I did. RIPLinux-9.3-non-X.iso as emulated IDE CD-ROM boots with
> > 64 bit kernel. An additionally emulated SCSI CD-ROM
> >   -drive file=/dvdbuffer/netinst.iso,if=scsi,bus=4,unit=0,media=cdrom
> > appears as /dev/sr0 and is readable.
> > The emulated IDE CD-ROM appears as /dev/hdc.
> 
> I was thinking about dmesg messages for SCSI; which device driver(s) does
> the Linux kernel use (dmesg), which PCI interface card is emulated
> (lspci), how's the emulated hardware getting configured by the Linux
> kernel, etc.  Then we have to see whether an equivalent device driver
> exists for GNU Mach (or whether it can easily be integrated).

With the boot option above for SCSI:

00:00.0 Host bridge: Intel Corporation 440FX - 82441FX PMC [Natoma] (rev
02)
00:01.0 ISA bridge: Intel Corporation 82371SB PIIX3 ISA [Natoma/Triton
II]
00:01.1 IDE interface: Intel Corporation 82371SB PIIX3 IDE
[Natoma/Triton II]
00:01.3 Bridge: Intel Corporation 82371AB/EB/MB PIIX4 ACPI (rev 03)
00:02.0 VGA compatible controller: Cirrus Logic GD 5446
00:03.0 Ethernet controller: Realtek Semiconductor Co., Ltd.
RTL-8139/8139C/8139C+ (rev 20)
00:04.0 SCSI storage controller: LSI Logic / Symbios Logic 53c895a
00:05.0 SCSI storage controller: LSI Logic / Symbios Logic 53c895a
00:06.0 SCSI storage controller: LSI Logic / Symbios Logic 53c895a
00:07.0 SCSI storage controller: LSI Logic / Symbios Logic 53c895a
00:08.0 SCSI storage controller: LSI Logic / Symbios Logic 53c895a