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Re: [PATCH v3 3/3] tests/acpi/bios-tables-test: update DSDT blob for mul
|
From: |
Igor Mammedov |
|
Subject: |
Re: [PATCH v3 3/3] tests/acpi/bios-tables-test: update DSDT blob for multifunction bridge test |
|
Date: |
Mon, 11 Oct 2021 15:54:56 +0200 |
On Thu, 7 Oct 2021 19:27:50 +0530
Ani Sinha <ani@anisinha.ca> wrote:
> We added a new unit test for testing acpi hotplug on multifunction bridges in
> q35 machines. Here, we update the DSDT table gloden master blob for this unit
> test.
>
> The test adds the following devices to qemu and then checks the changes
> introduced in the DSDT table due to the addition of the following devices:
>
> (a) a multifunction bridge device
> (b) a bridge device with function 1
> (c) a non-bridge device with function 2
>
> In the DSDT table, we should see AML hotplug descriptions for (a) and (b).
> For (a) we should find a hotplug AML description for function 0.
>
> Following is the ASL diff between the original DSDT table and the modified
> DSDT
> table due to the unit test. We see that multifunction bridge on bus 2 and
> single
> function bridge on bus 3 function 1 are described, not the non-bridge balloon
> device on bus 4, function 2.
>
> @@ -1,30 +1,30 @@
> /*
> * Intel ACPI Component Architecture
> * AML/ASL+ Disassembler version 20190509 (64-bit version)
> * Copyright (c) 2000 - 2019 Intel Corporation
> *
> * Disassembling to symbolic ASL+ operators
> *
> - * Disassembly of tests/data/acpi/q35/DSDT, Thu Oct 7 18:29:19 2021
> + * Disassembly of /tmp/aml-C7JCA1, Thu Oct 7 18:29:19 2021
> *
> * Original Table Header:
> * Signature "DSDT"
> - * Length 0x00002061 (8289)
> + * Length 0x00002187 (8583)
> * Revision 0x01 **** 32-bit table (V1), no 64-bit math support
> - * Checksum 0xF9
> + * Checksum 0x8D
> * OEM ID "BOCHS "
> * OEM Table ID "BXPC "
> * OEM Revision 0x00000001 (1)
> * Compiler ID "BXPC"
> * Compiler Version 0x00000001 (1)
> */
> DefinitionBlock ("", "DSDT", 1, "BOCHS ", "BXPC ", 0x00000001)
> {
> Scope (\)
> {
> OperationRegion (DBG, SystemIO, 0x0402, One)
> Field (DBG, ByteAcc, NoLock, Preserve)
> {
> DBGB, 8
> }
>
> @@ -3265,23 +3265,95 @@
> Method (_S1D, 0, NotSerialized) // _S1D: S1 Device State
> {
> Return (Zero)
> }
>
> Method (_S2D, 0, NotSerialized) // _S2D: S2 Device State
> {
> Return (Zero)
> }
>
> Method (_S3D, 0, NotSerialized) // _S3D: S3 Device State
> {
> Return (Zero)
> }
> }
>
> + Device (S10)
> + {
> + Name (_ADR, 0x00020000) // _ADR: Address
> + Name (BSEL, One)
> + Device (S00)
> + {
> + Name (_SUN, Zero) // _SUN: Slot User Number
> + Name (_ADR, Zero) // _ADR: Address
> + Method (_EJ0, 1, NotSerialized) // _EJx: Eject Device,
> x=0-9
> + {
> + PCEJ (BSEL, _SUN)
> + }
> +
> + Method (_DSM, 4, Serialized) // _DSM: Device-Specific
> Method
> + {
> + Return (PDSM (Arg0, Arg1, Arg2, Arg3, BSEL, _SUN))
> + }
> + }
> +
> + Method (DVNT, 2, NotSerialized)
> + {
> + If ((Arg0 & One))
> + {
> + Notify (S00, Arg1)
> + }
> + }
> +
> + Method (PCNT, 0, NotSerialized)
> + {
> + BNUM = One
> + DVNT (PCIU, One)
> + DVNT (PCID, 0x03)
> + }
> + }
> +
> + Device (S19)
> + {
> + Name (_ADR, 0x00030001) // _ADR: Address
> + Name (BSEL, Zero)
> + Device (S00)
> + {
> + Name (_SUN, Zero) // _SUN: Slot User Number
> + Name (_ADR, Zero) // _ADR: Address
> + Method (_EJ0, 1, NotSerialized) // _EJx: Eject Device,
> x=0-9
> + {
> + PCEJ (BSEL, _SUN)
> + }
> +
> + Method (_DSM, 4, Serialized) // _DSM: Device-Specific
> Method
> + {
> + Return (PDSM (Arg0, Arg1, Arg2, Arg3, BSEL, _SUN))
> + }
> + }
> +
> + Method (DVNT, 2, NotSerialized)
> + {
> + If ((Arg0 & One))
> + {
> + Notify (S00, Arg1)
> + }
> + }
> +
> + Method (PCNT, 0, NotSerialized)
> + {
> + BNUM = Zero
> + DVNT (PCIU, One)
> + DVNT (PCID, 0x03)
> + }
> + }
> +
> Method (PCNT, 0, NotSerialized)
> {
> + ^S19.PCNT ()
> + ^S10.PCNT ()
> }
> }
> }
> }
>
> Signed-off-by: Ani Sinha <ani@anisinha.ca>
Acked-by: Igor Mammedov <imammedo@redhat.com>
> ---
> tests/data/acpi/q35/DSDT.multi-bridge | Bin 0 -> 8583 bytes
> tests/qtest/bios-tables-test-allowed-diff.h | 1 -
> 2 files changed, 1 deletion(-)
>
> diff --git a/tests/data/acpi/q35/DSDT.multi-bridge
> b/tests/data/acpi/q35/DSDT.multi-bridge
> index
> e69de29bb2d1d6434b8b29ae775ad8c2e48c5391..a24c713d22102a1a1583b5c902edffe1694e5cfe
> 100644
> GIT binary patch
> literal 8583
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>
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> HcmV?d00001
>
> diff --git a/tests/qtest/bios-tables-test-allowed-diff.h
> b/tests/qtest/bios-tables-test-allowed-diff.h
> index dabc024f53..dfb8523c8b 100644
> --- a/tests/qtest/bios-tables-test-allowed-diff.h
> +++ b/tests/qtest/bios-tables-test-allowed-diff.h
> @@ -1,2 +1 @@
> /* List of comma-separated changed AML files to ignore */
> -"tests/data/acpi/q35/DSDT.multi-bridge",