From: "Moore, Robert" <robert.moore@intel.com>
To: Nikolaus Voss <nv@vosn.de>
Cc: "Rafael J. Wysocki" <rafael@kernel.org>,
"Rafael J. Wysocki" <rjw@rjwysocki.net>,
Len Brown <lenb@kernel.org>,
"Schmauss, Erik" <erik.schmauss@intel.com>,
Jacek Anaszewski <jacek.anaszewski@gmail.com>,
Pavel Machek <pavel@ucw.cz>, Dan Murphy <dmurphy@ti.com>,
Thierry Reding <thierry.reding@gmail.com>,
ACPI Devel Maling List <linux-acpi@vger.kernel.org>,
"open list:ACPI COMPONENT ARCHITECTURE (ACPICA)"
<devel@acpica.org>,
"linux-leds@vger.kernel.org" <linux-leds@vger.kernel.org>,
Linux PWM List <linux-pwm@vger.kernel.org>,
Linux Kernel Mailing List <linux-kernel@vger.kernel.org>
Subject: RE: [PATCH v2 1/3] ACPI: Resolve objects on host-directed table loads
Date: Tue, 18 Jun 2019 20:24:37 +0000 [thread overview]
Message-ID: <94F2FBAB4432B54E8AACC7DFDE6C92E3B95FB097@ORSMSX110.amr.corp.intel.com> (raw)
In-Reply-To: alpine.DEB.2.20.1906181030240.24846@fox.voss.local
If it is in fact the AcpiLoadTable interface that is incorrect, that of course is different. I'll check that out next.
> -----Original Message-----
> From: Moore, Robert
> Sent: Tuesday, June 18, 2019 1:23 PM
> To: 'Nikolaus Voss' <nv@vosn.de>
> Cc: 'Rafael J. Wysocki' <rafael@kernel.org>; 'Rafael J. Wysocki'
> <rjw@rjwysocki.net>; 'Len Brown' <lenb@kernel.org>; Schmauss, Erik
> <erik.schmauss@intel.com>; 'Jacek Anaszewski'
> <jacek.anaszewski@gmail.com>; 'Pavel Machek' <pavel@ucw.cz>; 'Dan
> Murphy' <dmurphy@ti.com>; 'Thierry Reding' <thierry.reding@gmail.com>;
> 'ACPI Devel Maling List' <linux-acpi@vger.kernel.org>; 'open list:ACPI
> COMPONENT ARCHITECTURE (ACPICA)' <devel@acpica.org>; 'linux-
> leds@vger.kernel.org' <linux-leds@vger.kernel.org>; 'Linux PWM List'
> <linux-pwm@vger.kernel.org>; 'Linux Kernel Mailing List' <linux-
> kernel@vger.kernel.org>
> Subject: RE: [PATCH v2 1/3] ACPI: Resolve objects on host-directed table
> loads
>
> It looks to me that the package objects are being initialized properly
> already, unless I'm missing something. Please check the examples below
> and in the attached files.
>
> Attached is a small test case that dynamically loads an SSDT which
> contains a package object which in turn contains references to other
> objects.
>
>
> Main DSDT:
> Method (LD1)
> {
> Load (BUF1, HNDL) // SSDT is in BUF1
> Store (HNDL, Debug)
> Return
> }
>
> Loaded table:
> External (DEV1, DeviceObj)
> Name (PKG1, Package() {
> 1,2, DEV2, DEV1, 4})
> Device (DEV2) {}
>
>
> AcpiExec Output:
> - ev ld1
> Evaluating \LD1
> ACPI: Dynamic OEM Table Load:
> ACPI: SSDT 0x00000000006DEEB8 000051 (v02 Intel Load 00000001 INTL
> 20190509)
> ACPI Exec: Table Event INSTALL, [SSDT] 006DEEB8
> Table [SSDT: Load ] (id 06) - 5 Objects with 1 Devices, 0
> Regions, 1 Methods
> ACPI Exec: Table Event LOAD, [SSDT] 006DEEB8 ACPI Debug: Reference
> [DdbHandle] Table Index 0x3
> 0x7 Outstanding allocations after evaluation of \LD1 Evaluation of \LD1
> returned object 006D2FE8, external buffer length 18
> [Integer] = 0000000000000000
>
> - ev pkg1
> Evaluating \PKG1
> Evaluation of \PKG1 returned object 006D2FE8, external buffer length 90
> [Package] Contains 5 Elements:
> [Integer] = 0000000000000001
> [Integer] = 0000000000000002
> [Object Reference] = 006DDF88 <Node> Name DEV2 Device
> [Object Reference] = 006DD608 <Node> Name DEV1 Device
> [Integer] = 0000000000000004
next prev parent reply other threads:[~2019-06-18 20:24 UTC|newest]
Thread overview: 19+ messages / expand[flat|nested] mbox.gz Atom feed top
2019-06-12 8:36 [PATCH v2 0/3] PWM framework: add support referencing PWMs from ACPI Nikolaus Voss
2019-06-12 8:36 ` [PATCH v2 1/3] ACPI: Resolve objects on host-directed table loads Nikolaus Voss
2019-06-14 9:12 ` Rafael J. Wysocki
2019-06-14 9:25 ` Nikolaus Voss
2019-06-14 15:35 ` Moore, Robert
2019-06-17 6:24 ` Nikolaus Voss
2019-06-17 21:18 ` Moore, Robert
2019-06-18 9:21 ` Nikolaus Voss
2019-06-18 19:35 ` Moore, Robert
2019-06-18 20:22 ` Moore, Robert
2019-06-18 20:24 ` Moore, Robert [this message]
2019-06-18 20:31 ` Moore, Robert
2019-06-19 9:31 ` Nikolaus Voss
2019-06-19 15:59 ` Moore, Robert
2019-06-20 6:49 ` Nikolaus Voss
2019-06-22 9:04 ` Rafael J. Wysocki
2019-06-12 8:36 ` [PATCH v2 2/3] PWM framework: add support referencing PWMs from ACPI Nikolaus Voss
2019-06-12 8:36 ` [PATCH v2 3/3] leds-pwm.c: support ACPI via firmware-node framework Nikolaus Voss
2019-06-21 11:01 ` Pavel Machek
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