[vbox-dev] Storage Question: --device parameter redundant ?

Alexey Eromenko al4321 at gmail.com
Thu Mar 10 15:59:49 PST 2011


On Tue, Mar 8, 2011 at 4:20 AM, Alexey Eromenko <al4321 at gmail.com> wrote:
> I added a new hard disk to my VM:
> C:\Program Files\Oracle\VirtualBox>VBoxManage storageattach "Other-Test VM" --st
> oragectl "IDE Controller" --port 0 --device 1 --type hdd --medium F:\myvdi.vdi
>
> Why is --device parameter even needed ?
> Only for IDE controller?
> Other controllers (SATA) do not have it anyway, and it's functionality
> can be mapped to --port parameter.
>
> Old behavior:
> --port 0 --device 0 = Primary Master
> --port 0 --device 1 = Primary Slave
> --port 1 --device 0 = Secondary Master
> --port 1 --device 1 = Secondary Slave
>
> Since in VBox IDE controller consists of 4 ports, it can be mapped to
> --port parameter, as follows:
> --port 0 --device 0 = Primary Master
> --port 1 --device 0 = Primary Slave
> --port 2 --device 0 = Secondary Master
> --port 3 --device 0 = Secondary Slave
>
> Isn't it easier to remove --device altogether in future version of
> VirtualBox, in favor of using only --port ?
>
> In real hardware IDE controller consists of 2 IDE devices, not 4 IDE devices.
>
> A standard PC has 2 such IDE controllers in chipset (total 4 IDE
> devices), but then if VBox will want to have several IDE controllers
> in future, --storagectl could be used to address this.
> Anyway --device parameter looks redundant to either --port or to --storagectl.
>

So... any opinions ?

-- 
-Alexey Eromenko "Technologov"




More information about the vbox-dev mailing list