From: Jason Gunthorpe <jgg@nvidia.com>
To: Nicolin Chen <nicolinc@nvidia.com>
Cc: "Shameerali Kolothum Thodi"
<shameerali.kolothum.thodi@huawei.com>,
"Daniel P. Berrangé" <berrange@redhat.com>,
"qemu-arm@nongnu.org" <qemu-arm@nongnu.org>,
"qemu-devel@nongnu.org" <qemu-devel@nongnu.org>,
"eric.auger@redhat.com" <eric.auger@redhat.com>,
"peter.maydell@linaro.org" <peter.maydell@linaro.org>,
"ddutile@redhat.com" <ddutile@redhat.com>,
Linuxarm <linuxarm@huawei.com>,
"Wangzhou (B)" <wangzhou1@hisilicon.com>,
jiangkunkun <jiangkunkun@huawei.com>,
"Jonathan Cameron" <jonathan.cameron@huawei.com>,
"zhangfei.gao@linaro.org" <zhangfei.gao@linaro.org>,
"nathanc@nvidia.com" <nathanc@nvidia.com>
Subject: Re: [RFC PATCH 0/5] hw/arm/virt: Add support for user-creatable nested SMMUv3
Date: Thu, 6 Feb 2025 20:08:53 -0400 [thread overview]
Message-ID: <20250207000853.GO2960738@nvidia.com> (raw)
In-Reply-To: <Z6U70maXhx8UcMID@Asurada-Nvidia>
On Thu, Feb 06, 2025 at 02:46:42PM -0800, Nicolin Chen wrote:
> > You'd use the command line information and wouldn't need GET_HW_INFO,
> > it would be complicated
>
> Do you mean the "-device arm-smmuv3-accel,id=xx" line? This still
> won't give us the host IDR/IIDR register values to probe a vSMMU,
> unless it has a VFIO device assigned to vSMMU's associated PXB in
> that command line?
Yes, put the IDR registers on the command line too.
Nothing from the host should be copied to the guest without the option
to control it through the command line.
Jason
next prev parent reply other threads:[~2025-02-07 0:09 UTC|newest]
Thread overview: 150+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-11-08 12:52 [RFC PATCH 0/5] hw/arm/virt: Add support for user-creatable nested SMMUv3 Shameer Kolothum via
2024-11-08 12:52 ` [RFC PATCH 1/5] hw/arm/virt: Add an SMMU_IO_LEN macro Shameer Kolothum via
2024-11-13 16:48 ` Eric Auger
2024-11-08 12:52 ` [RFC PATCH 2/5] hw/arm/smmuv3: Add initial support for SMMUv3 Nested device Shameer Kolothum via
2024-11-13 17:12 ` Eric Auger
2024-11-13 18:05 ` Nicolin Chen
2024-11-26 18:28 ` Donald Dutile
2024-11-27 10:21 ` Shameerali Kolothum Thodi via
2024-11-27 16:00 ` Jason Gunthorpe
2024-11-27 16:05 ` Eric Auger
2024-11-28 3:25 ` Zhangfei Gao
2024-11-28 8:06 ` Eric Auger
2024-11-28 8:28 ` Shameerali Kolothum Thodi via
2024-11-28 8:41 ` Eric Auger
2024-11-28 12:52 ` Jason Gunthorpe
2024-11-27 23:03 ` Donald Dutile
2024-11-28 12:51 ` Jason Gunthorpe
2024-11-28 4:29 ` Donald Dutile
2024-11-28 4:44 ` Nicolin Chen
2024-11-28 12:54 ` Jason Gunthorpe
2024-11-28 18:22 ` Nicolin Chen
2024-12-02 18:53 ` Donald Dutile
2024-11-28 8:17 ` Shameerali Kolothum Thodi via
2024-11-14 8:20 ` Shameerali Kolothum Thodi via
2024-11-14 8:41 ` Eric Auger
2024-11-14 13:27 ` Shameerali Kolothum Thodi via
2024-11-15 22:32 ` Nicolin Chen
2024-11-13 18:00 ` Eric Auger
2024-11-08 12:52 ` [RFC PATCH 3/5] hw/arm/smmuv3: Associate a pci bus with a " Shameer Kolothum via
2024-11-13 17:58 ` Eric Auger
2024-11-14 8:30 ` Shameerali Kolothum Thodi via
2025-01-30 16:29 ` Daniel P. Berrangé
2025-01-30 18:19 ` Shameerali Kolothum Thodi via
2024-11-08 12:52 ` [RFC PATCH 4/5] hw/arm/virt-acpi-build: Build IORT with multiple SMMU nodes Shameer Kolothum via
2024-11-18 10:01 ` Eric Auger
2024-11-18 11:44 ` Shameerali Kolothum Thodi via
2024-11-18 13:45 ` Eric Auger
2024-11-18 15:00 ` Shameerali Kolothum Thodi via
2024-11-18 18:09 ` Eric Auger
2024-11-20 14:16 ` Shameerali Kolothum Thodi via
2024-11-20 16:10 ` Eric Auger
2024-11-20 16:26 ` Shameerali Kolothum Thodi via
2024-11-21 9:46 ` Shameerali Kolothum Thodi via
2024-12-10 20:48 ` Nicolin Chen
2024-12-11 15:21 ` Shameerali Kolothum Thodi via
2024-12-13 0:28 ` Nicolin Chen
2024-11-08 12:52 ` [RFC PATCH 5/5] hw/arm/virt-acpi-build: Add IORT RMR regions to handle MSI nested binding Shameer Kolothum via
2024-11-13 18:31 ` Nicolin Chen
2024-11-14 8:48 ` Shameerali Kolothum Thodi via
2024-11-14 10:41 ` Eric Auger
2024-11-15 22:12 ` Nicolin Chen
2024-12-10 23:01 ` Nicolin Chen
2024-12-11 0:48 ` Jason Gunthorpe
2024-12-11 1:28 ` Nicolin Chen
2024-12-11 13:11 ` Jason Gunthorpe
2024-12-11 17:20 ` Nicolin Chen
2024-12-11 18:01 ` Jason Gunthorpe
2024-11-12 22:59 ` [RFC PATCH 0/5] hw/arm/virt: Add support for user-creatable nested SMMUv3 Nicolin Chen
2024-11-14 7:56 ` Shameerali Kolothum Thodi via
2024-11-20 23:59 ` Nathan Chen
2024-11-21 10:12 ` Shameerali Kolothum Thodi via
2024-11-22 1:41 ` Nathan Chen
2024-11-22 17:38 ` Shameerali Kolothum Thodi via
2024-11-22 18:53 ` Nathan Chen
2025-02-04 14:00 ` Eric Auger
2024-12-13 11:58 ` Daniel P. Berrangé
2024-12-13 12:43 ` Jason Gunthorpe
2024-12-12 23:54 ` Nathan Chen
2024-12-13 1:01 ` Nathan Chen
2024-12-16 9:31 ` Shameerali Kolothum Thodi via
2025-01-25 2:43 ` Nathan Chen
2025-01-27 15:26 ` Shameerali Kolothum Thodi via
2025-01-27 23:35 ` Nathan Chen
2024-11-13 16:16 ` Mostafa Saleh
2024-11-14 8:01 ` Shameerali Kolothum Thodi via
2024-11-14 11:49 ` Mostafa Saleh
2024-11-13 21:42 ` Nicolin Chen
2024-11-14 9:11 ` Shameerali Kolothum Thodi via
2024-11-18 10:50 ` Eric Auger
2025-01-30 16:41 ` Daniel P. Berrangé
2024-12-13 12:00 ` Daniel P. Berrangé
2024-12-13 12:46 ` Jason Gunthorpe
2024-12-13 13:19 ` Daniel P. Berrangé
2024-12-16 9:38 ` Shameerali Kolothum Thodi via
2024-12-17 18:36 ` Donald Dutile
2024-12-13 13:33 ` Peter Maydell
2024-12-16 10:01 ` Shameerali Kolothum Thodi via
2025-01-09 4:45 ` Nicolin Chen
2025-01-11 4:05 ` Donald Dutile
2025-01-23 4:10 ` Nicolin Chen
2025-01-23 8:28 ` Shameerali Kolothum Thodi via
2025-01-23 8:40 ` Nicolin Chen
2025-01-23 11:07 ` Duan, Zhenzhong
2025-02-17 9:17 ` Duan, Zhenzhong
2025-02-18 6:52 ` Shameerali Kolothum Thodi via
2025-03-06 17:59 ` Eric Auger
2025-03-06 18:27 ` Shameerali Kolothum Thodi via
2025-03-06 18:40 ` Eric Auger
2025-01-31 16:54 ` Eric Auger
2025-02-03 18:50 ` Nicolin Chen
2025-02-04 17:49 ` Eric Auger
2025-02-05 0:08 ` Nicolin Chen
2025-02-05 10:43 ` Shameerali Kolothum Thodi via
2025-02-05 12:35 ` Eric Auger
2025-02-06 10:34 ` Shameerali Kolothum Thodi via
2025-02-06 18:58 ` Nicolin Chen
2025-03-03 15:21 ` Shameerali Kolothum Thodi via
2025-03-03 17:04 ` Nicolin Chen
2025-03-04 9:30 ` Shameerali Kolothum Thodi via
2025-01-30 16:00 ` Daniel P. Berrangé
2025-01-30 18:09 ` Shameerali Kolothum Thodi via
2025-01-31 9:33 ` Shameerali Kolothum Thodi via
2025-01-31 10:07 ` Eric Auger
2025-01-31 14:24 ` Jason Gunthorpe
2025-01-31 14:39 ` Shameerali Kolothum Thodi via
2025-01-31 14:54 ` Jason Gunthorpe
2025-01-31 15:23 ` Shameerali Kolothum Thodi via
2025-01-31 16:08 ` Eric Auger
2025-02-05 20:53 ` Nathan Chen
2025-02-06 8:54 ` Daniel P. Berrangé
2025-02-06 8:53 ` Daniel P. Berrangé
2025-02-06 16:44 ` Eric Auger
2025-01-31 21:41 ` Daniel P. Berrangé
2025-02-06 10:02 ` Shameerali Kolothum Thodi via
2025-02-06 10:37 ` Daniel P. Berrangé
2025-02-06 13:51 ` Shameerali Kolothum Thodi via
2025-02-06 14:46 ` Daniel P. Berrangé
2025-02-06 15:07 ` Shameerali Kolothum Thodi via
2025-02-06 17:02 ` Jason Gunthorpe
2025-02-06 17:10 ` Daniel P. Berrangé
2025-02-06 17:46 ` Jason Gunthorpe
2025-02-06 17:54 ` Daniel P. Berrangé
2025-02-06 17:58 ` Jason Gunthorpe
2025-02-06 18:04 ` Shameerali Kolothum Thodi via
2025-02-06 18:13 ` Jason Gunthorpe
2025-02-06 18:18 ` Shameerali Kolothum Thodi via
2025-02-06 18:22 ` Jason Gunthorpe
2025-02-06 20:33 ` Nicolin Chen
2025-02-06 20:38 ` Jason Gunthorpe
2025-02-06 20:48 ` Nicolin Chen
2025-02-06 21:11 ` Jason Gunthorpe
2025-02-06 22:46 ` Nicolin Chen
2025-02-07 0:08 ` Jason Gunthorpe [this message]
2025-02-07 10:21 ` Shameerali Kolothum Thodi via
2025-02-07 10:31 ` Daniel P. Berrangé
2025-02-07 12:21 ` Shameerali Kolothum Thodi via
2025-02-07 12:53 ` Jason Gunthorpe
2025-02-06 18:18 ` Daniel P. Berrangé
2025-02-06 17:57 ` Shameerali Kolothum Thodi via
2025-02-06 17:59 ` Jason Gunthorpe
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