Re: [RFC PATCH 0/4] ACPI/IORT: Support for IORT RMR node

2020-11-06 Thread Robin Murphy
-a...@vger.kernel.org; iommu@lists.linux-foundation.org; de...@acpica.org Cc: lorenzo.pieral...@arm.com; j...@8bytes.org; Jonathan Cameron ; Linuxarm ; Guohanjun (Hanjun Guo) ; Sami Mujawar ; robin.mur...@arm.com; wanghuiqiang Subject: Re: [RFC PATCH 0/4] ACPI/IORT: Support for IORT RMR node On 28/10/2020 18:24

Re: [RFC PATCH 0/4] ACPI/IORT: Support for IORT RMR node

2020-11-06 Thread Steven Price
...@acpica.org Cc: lorenzo.pieral...@arm.com; j...@8bytes.org; Jonathan Cameron ; Linuxarm ; Guohanjun (Hanjun Guo) ; Sami Mujawar ; robin.mur...@arm.com; wanghuiqiang Subject: Re: [RFC PATCH 0/4] ACPI/IORT: Support for IORT RMR node On 28/10/2020 18:24, Shameerali Kolothum Thodi wrote: Hi Steve

RE: [RFC PATCH 0/4] ACPI/IORT: Support for IORT RMR node

2020-11-06 Thread Shameerali Kolothum Thodi
t; Cc: lorenzo.pieral...@arm.com; j...@8bytes.org; Jonathan Cameron > ; Linuxarm ; > Guohanjun (Hanjun Guo) ; Sami Mujawar > ; robin.mur...@arm.com; wanghuiqiang > > Subject: Re: [RFC PATCH 0/4] ACPI/IORT: Support for IORT RMR node > > On 28/10/2020 18:24, Shameerali Kolothum Thodi w

Re: [RFC PATCH 0/4] ACPI/IORT: Support for IORT RMR node

2020-11-06 Thread Steven Price
-foundation.org; de...@acpica.org Cc: lorenzo.pieral...@arm.com; j...@8bytes.org; Jonathan Cameron ; Linuxarm ; Guohanjun (Hanjun Guo) ; robin.mur...@arm.com; wanghuiqiang ; Sami Mujawar Subject: Re: [RFC PATCH 0/4] ACPI/IORT: Support for IORT RMR node On 27/10/2020 11:26, Shameer Kolothum wrote: The series

RE: [RFC PATCH 0/4] ACPI/IORT: Support for IORT RMR node

2020-10-28 Thread Shameerali Kolothum Thodi
t; Cc: lorenzo.pieral...@arm.com; j...@8bytes.org; Jonathan Cameron > ; Linuxarm ; > Guohanjun (Hanjun Guo) ; robin.mur...@arm.com; > wanghuiqiang ; Sami Mujawar > > Subject: Re: [RFC PATCH 0/4] ACPI/IORT: Support for IORT RMR node > > On 27/10/2020 11:26, Shameer Kolothum wrot

Re: [RFC PATCH 0/4] ACPI/IORT: Support for IORT RMR node

2020-10-28 Thread Steven Price
On 27/10/2020 11:26, Shameer Kolothum wrote: The series adds support to IORT RMR nodes specified in IORT Revision E -ARM DEN 0049E[0]. RMR nodes are used to describe memory ranges that are used by endpoints and require a unity mapping in SMMU. Hi Shameer, I've also been taking a look at RMR,

[RFC PATCH 0/4] ACPI/IORT: Support for IORT RMR node

2020-10-27 Thread Shameer Kolothum
The series adds support to IORT RMR nodes specified in IORT Revision E -ARM DEN 0049E[0]. RMR nodes are used to describe memory ranges that are used by endpoints and require a unity mapping in SMMU. We have faced issues with 3408iMR RAID controller cards which fail to boot when SMMU is enabled.