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From: "Schmauss, Erik" <erik.schmauss@intel.com>
To: Udit Kumar <udit.kumar@nxp.com>,
	ACPI Devel Maling List <linux-acpi@vger.kernel.org>
Cc: "lenb@kernel.org" <lenb@kernel.org>,
	"Rafael J. Wysocki" <rafael@kernel.org>
Subject: RE: Help on named object in kernel
Date: Wed, 12 Jun 2019 16:37:09 +0000	[thread overview]
Message-ID: <CF6A88132359CE47947DB4C6E1709ED53C5E95B1@ORSMSX122.amr.corp.intel.com> (raw)
In-Reply-To: <VI1PR04MB4640134AAE394D8063D9F04991EC0@VI1PR04MB4640.eurprd04.prod.outlook.com>



> -----Original Message-----
> From: linux-acpi-owner@vger.kernel.org [mailto:linux-acpi-
> owner@vger.kernel.org] On Behalf Of Udit Kumar
> Sent: Wednesday, June 12, 2019 4:48 AM
> To: ACPI Devel Maling List <linux-acpi@vger.kernel.org>
> Cc: lenb@kernel.org; Rafael J. Wysocki <rafael@kernel.org>
> Subject: Help on named object in kernel
> 
> Dear ACPI experts,
> I need your help on defining named objected in ACPI under _CRS.
> In my firmware, I have defined two addresses for my device using
> Memory32Fixed and QwordMemory under _CRS.
> These  two addresses are 32-bit and 64-bit long respectively.
> For Memory32Fixed, I gave DescriptorName name as REG0 and for
> QwordMemory I gave DescriptorName as SATA.

Could you give us the ASL for the code snippet that you're talking about?

Erik
> 
> In Linux, all of resource of this device is added under its name (NXP0003:00).
> Reading r-> name for all resource of this device is giving name as NXP0003:00.
> So I am not able to use existing OS driver using call
> platform_get_resource_byname, I have to use platform_get_resource API
> with index to get above addresses.
> 
> Could you help me, if there is way to use named resource in acpi.
> Fyi, I am on kernel 4.14.122
> 
> Many Thanks
> Udit

  reply	other threads:[~2019-06-12 16:37 UTC|newest]

Thread overview: 6+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2019-06-12 11:48 Help on named object in kernel Udit Kumar
2019-06-12 16:37 ` Schmauss, Erik [this message]
2019-06-12 17:00   ` [EXT] " Udit Kumar
2019-06-12 17:00   ` Sudeep Holla
2019-06-13  1:20     ` [EXT] " Udit Kumar
2019-06-13 17:08       ` Sudeep Holla

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