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Re: [Qemu-devel] [PATCH 08/21] ipmi: introduce an ipmi_bmc_sdr_find() AP
From: |
Cédric Le Goater |
Subject: |
Re: [Qemu-devel] [PATCH 08/21] ipmi: introduce an ipmi_bmc_sdr_find() API |
Date: |
Thu, 6 Apr 2017 09:38:45 +0200 |
User-agent: |
Mozilla/5.0 (X11; Linux x86_64; rv:45.0) Gecko/20100101 Thunderbird/45.8.0 |
On 04/06/2017 09:36 AM, Cédric Le Goater wrote:
> On 04/06/2017 07:36 AM, David Gibson wrote:
>> On Wed, Apr 05, 2017 at 02:41:33PM +0200, Cédric Le Goater wrote:
>>> This patch exposes a new IPMI routine to query a sdr entry from the
>>> sdr table maintained by the IPMI BMC simulator. The API is very
>>> similar to the internal sdr_find_entry() routine and should be used
>>> the same way to query one or all sdrs.
>>>
>>> A typical use would be to loop on the sdrs to build nodes of a device
>>> tree.
>>>
>>> Signed-off-by: Cédric Le Goater <address@hidden>
>>> Acked-by: Corey Minyard <address@hidden>
>>
>> I don't know much about IPMI, but since it has Corey's ack, I've
>> staged 5..8/21 in my for-2.10 tree.
>
> thanks for doing so. The patchset needs the interface introduced in
> patch 9 and 10 to build the sensor nodes in the device tree and to
oups, I meant patch 8 and 9 :
[PATCH 08/21] ipmi: introduce an ipmi_bmc_sdr_find() API
[PATCH 09/21] ipmi: introduce an ipmi_bmc_gen_event() API
sorry for the noise.
C.
> generate shutdown events which is important for the machine.
>
>> 9 I've left for now, since Corey has comments.
>
> It's patch 10 in fact which is about the SET_SENSOR_READING command.
>
> I think this is the most complex command in the IPMI specs ... It's
> not a strong requirement for the firmware but as I have started it
> I am trying to reach a minimal and correct implementation ... It really
> is giving me headaches tough. I am glad that Corey is giving some
> support.
>
> C.
>
>>> ---
>>> hw/ipmi/ipmi_bmc_sim.c | 16 ++++++++++++++++
>>> include/hw/ipmi/ipmi.h | 2 ++
>>> 2 files changed, 18 insertions(+)
>>>
>>> diff --git a/hw/ipmi/ipmi_bmc_sim.c b/hw/ipmi/ipmi_bmc_sim.c
>>> index eae7b2d8c92b..8185a84b76b9 100644
>>> --- a/hw/ipmi/ipmi_bmc_sim.c
>>> +++ b/hw/ipmi/ipmi_bmc_sim.c
>>> @@ -416,6 +416,22 @@ static int sdr_find_entry(IPMISdr *sdr, uint16_t recid,
>>> return 1;
>>> }
>>>
>>> +int ipmi_bmc_sdr_find(IPMIBmc *b, uint16_t recid,
>>> + const struct ipmi_sdr_compact **sdr, uint16_t
>>> *nextrec)
>>> +
>>> +{
>>> + IPMIBmcSim *ibs = IPMI_BMC_SIMULATOR(b);
>>> + unsigned int pos;
>>> +
>>> + pos = 0;
>>> + if (sdr_find_entry(&ibs->sdr, recid, &pos, nextrec)) {
>>> + return -1;
>>> + }
>>> +
>>> + *sdr = (const struct ipmi_sdr_compact *) &ibs->sdr.sdr[pos];
>>> + return 0;
>>> +}
>>> +
>>> static void sel_inc_reservation(IPMISel *sel)
>>> {
>>> sel->reservation++;
>>> diff --git a/include/hw/ipmi/ipmi.h b/include/hw/ipmi/ipmi.h
>>> index 91b83b5bb0b6..0d36cfc6b7f3 100644
>>> --- a/include/hw/ipmi/ipmi.h
>>> +++ b/include/hw/ipmi/ipmi.h
>>> @@ -259,4 +259,6 @@ struct ipmi_sdr_compact {
>>>
>>> typedef uint8_t ipmi_sdr_compact_buffer[sizeof(struct ipmi_sdr_compact)];
>>>
>>> +int ipmi_bmc_sdr_find(IPMIBmc *b, uint16_t recid,
>>> + const struct ipmi_sdr_compact **sdr, uint16_t
>>> *nextrec);
>>> #endif
>>
>
>
- Re: [Qemu-devel] [PATCH 04/21] ppc/pnv: enable only one LPC bus, (continued)
[Qemu-devel] [PATCH 05/21] ppc: add IPMI support, Cédric Le Goater, 2017/04/05
[Qemu-devel] [PATCH 06/21] ipmi: use a file to load SDRs, Cédric Le Goater, 2017/04/05
[Qemu-devel] [PATCH 07/21] ipmi: provide support for FRUs, Cédric Le Goater, 2017/04/05
[Qemu-devel] [PATCH 08/21] ipmi: introduce an ipmi_bmc_sdr_find() API, Cédric Le Goater, 2017/04/05
[Qemu-devel] [PATCH 09/21] ipmi: introduce an ipmi_bmc_gen_event() API, Cédric Le Goater, 2017/04/05
[Qemu-devel] [PATCH 10/21] ipmi: add SET_SENSOR_READING command, Cédric Le Goater, 2017/04/05
[Qemu-devel] [PATCH 11/21] ppc/pnv: scan ISA bus to populate device tree, Cédric Le Goater, 2017/04/05
[Qemu-devel] [PATCH 12/21] ppc/pnv: populate device tree for RTC devices, Cédric Le Goater, 2017/04/05