On Tue, Aug 22, 2023 at 04:33:39PM -0500, Nathan Lynch via B4 Relay wrote:
> From: Nathan Lynch
>
> PowerVM LPARs may retrieve Vital Product Data (VPD) for system
> components using the ibm,get-vpd RTAS function.
>
> We can expose this to user space with a /dev/papr-vpd character
> device, where
On Tue, Sep 05, 2023 at 12:42:11PM +1000, Michael Ellerman wrote:
> Michal Suchánek writes:
> > On Thu, Aug 31, 2023 at 12:59:25PM -0500, Nathan Lynch wrote:
> ...
> >> You (Michal) seem to favor a kernel-user ABI where user space is allowed
> >> to invoke arbitrary RTAS functions by name. But we
Michal Suchánek writes:
> On Thu, Aug 31, 2023 at 12:59:25PM -0500, Nathan Lynch wrote:
...
>> You (Michal) seem to favor a kernel-user ABI where user space is allowed
>> to invoke arbitrary RTAS functions by name. But we already have that in
>> the form of the rtas() syscall. (User space looks up
On Thu, Aug 31, 2023 at 03:34:37PM +1000, Michael Ellerman wrote:
> Michal Suchánek writes:
> > Hello,
> >
> > thanks for working on this.
> >
> > On Tue, Aug 22, 2023 at 04:33:39PM -0500, Nathan Lynch via B4 Relay wrote:
> >> From: Nathan Lynch
> >>
> >> PowerVM LPARs may retrieve Vital Product
Hello,
On Thu, Aug 31, 2023 at 12:59:25PM -0500, Nathan Lynch wrote:
> Michal Suchánek writes:
> > On Thu, Aug 31, 2023 at 09:37:12PM +1000, Michael Ellerman wrote:
> >> Michal Suchánek writes:
> >> > On Thu, Aug 31, 2023 at 03:34:37PM +1000, Michael Ellerman wrote:
> >> >> Michal Suchánek writ
Michal Suchánek writes:
> On Thu, Aug 31, 2023 at 09:37:12PM +1000, Michael Ellerman wrote:
>> Michal Suchánek writes:
>> > On Thu, Aug 31, 2023 at 03:34:37PM +1000, Michael Ellerman wrote:
>> >> Michal Suchánek writes:
>> >> > On Tue, Aug 22, 2023 at 04:33:39PM -0500, Nathan Lynch via B4 Relay
Michal Suchánek writes:
>
> thanks for working on this.
Thanks for reviewing!
> On Tue, Aug 22, 2023 at 04:33:39PM -0500, Nathan Lynch via B4 Relay wrote:
>> From: Nathan Lynch
>>
>> PowerVM LPARs may retrieve Vital Product Data (VPD) for system
>> components using the ibm,get-vpd RTAS functi
On Thu, Aug 31, 2023 at 09:37:12PM +1000, Michael Ellerman wrote:
> Michal Suchánek writes:
> > On Thu, Aug 31, 2023 at 03:34:37PM +1000, Michael Ellerman wrote:
> >> Michal Suchánek writes:
> >> > On Tue, Aug 22, 2023 at 04:33:39PM -0500, Nathan Lynch via B4 Relay
> >> > wrote:
> >> >> From: Na
Michal Suchánek writes:
> On Thu, Aug 31, 2023 at 03:34:37PM +1000, Michael Ellerman wrote:
>> Michal Suchánek writes:
>> > On Tue, Aug 22, 2023 at 04:33:39PM -0500, Nathan Lynch via B4 Relay wrote:
>> >> From: Nathan Lynch
>> >>
>> >> PowerVM LPARs may retrieve Vital Product Data (VPD) for sys
On Thu, Aug 31, 2023 at 03:34:37PM +1000, Michael Ellerman wrote:
> Michal Suchánek writes:
> > Hello,
> >
> > thanks for working on this.
> >
> > On Tue, Aug 22, 2023 at 04:33:39PM -0500, Nathan Lynch via B4 Relay wrote:
> >> From: Nathan Lynch
> >>
> >> PowerVM LPARs may retrieve Vital Product
On Thu, Aug 31, 2023 at 03:34:37PM +1000, Michael Ellerman wrote:
> Michal Suchánek writes:
> > Hello,
> >
> > thanks for working on this.
> >
> > On Tue, Aug 22, 2023 at 04:33:39PM -0500, Nathan Lynch via B4 Relay wrote:
> >> From: Nathan Lynch
> >>
> >> PowerVM LPARs may retrieve Vital Product
Michal Suchánek writes:
> Hello,
>
> thanks for working on this.
>
> On Tue, Aug 22, 2023 at 04:33:39PM -0500, Nathan Lynch via B4 Relay wrote:
>> From: Nathan Lynch
>>
>> PowerVM LPARs may retrieve Vital Product Data (VPD) for system
>> components using the ibm,get-vpd RTAS function.
>>
>> We
Hello,
thanks for working on this.
On Tue, Aug 22, 2023 at 04:33:39PM -0500, Nathan Lynch via B4 Relay wrote:
> From: Nathan Lynch
>
> PowerVM LPARs may retrieve Vital Product Data (VPD) for system
> components using the ibm,get-vpd RTAS function.
>
> We can expose this to user space with a /d
From: Nathan Lynch
PowerVM LPARs may retrieve Vital Product Data (VPD) for system
components using the ibm,get-vpd RTAS function.
We can expose this to user space with a /dev/papr-vpd character
device, where the programming model is:
struct papr_location_code plc = { .str = "", }; /* obtain a
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