From: CLEMENT MATHIEU--DRIF <clement.mathieu--drif@eviden.com>
To: "qemu-devel@nongnu.org" <qemu-devel@nongnu.org>
Cc: "jasowang@redhat.com" <jasowang@redhat.com>,
CLEMENT MATHIEU--DRIF <clement.mathieu--drif@eviden.com>
Subject: [PATCH intel_iommu 7/7] intel_iommu: add a CLI option to enable FLTS
Date: Mon, 22 Apr 2024 15:52:53 +0000 [thread overview]
Message-ID: <20240422155236.129179-8-clement.mathieu--drif@eviden.com> (raw)
In-Reply-To: <20240422155236.129179-1-clement.mathieu--drif@eviden.com>
Signed-off-by: Clément Mathieu--Drif <clement.mathieu--drif@eviden.com>
---
hw/i386/intel_iommu.c | 6 ++++++
include/hw/i386/intel_iommu.h | 1 +
2 files changed, 7 insertions(+)
diff --git a/hw/i386/intel_iommu.c b/hw/i386/intel_iommu.c
index 4b54a45107..c35ccc3a98 100644
--- a/hw/i386/intel_iommu.c
+++ b/hw/i386/intel_iommu.c
@@ -3704,6 +3704,7 @@ static Property vtd_properties[] = {
DEFINE_PROP_BOOL("x-scalable-mode", IntelIOMMUState, scalable_mode, FALSE),
DEFINE_PROP_BOOL("snoop-control", IntelIOMMUState, snoop_control, false),
DEFINE_PROP_BOOL("x-pasid-mode", IntelIOMMUState, pasid, false),
+ DEFINE_PROP_BOOL("flts", IntelIOMMUState, flts, false),
DEFINE_PROP_BOOL("dma-drain", IntelIOMMUState, dma_drain, true),
DEFINE_PROP_BOOL("dma-translation", IntelIOMMUState, dma_translation, true),
DEFINE_PROP_END_OF_LIST(),
@@ -4413,6 +4414,11 @@ static void vtd_init(IntelIOMMUState *s)
s->ecap |= VTD_ECAP_PASID;
}
+ if (s->flts) {
+ s->ecap |= VTD_ECAP_FLTS;
+ s->cap |= VTD_CAP_FS1GP;
+ }
+
vtd_reset_caches(s);
/* Define registers with default values and bit semantics */
diff --git a/include/hw/i386/intel_iommu.h b/include/hw/i386/intel_iommu.h
index b9a01556ec..6ecc8bb8a9 100644
--- a/include/hw/i386/intel_iommu.h
+++ b/include/hw/i386/intel_iommu.h
@@ -263,6 +263,7 @@ struct IntelIOMMUState {
bool caching_mode; /* RO - is cap CM enabled? */
bool scalable_mode; /* RO - is Scalable Mode supported? */
bool snoop_control; /* RO - is SNP filed supported? */
+ bool flts; /* RO - is FS translation supported? */
dma_addr_t root; /* Current root table pointer */
bool root_scalable; /* Type of root table (scalable or not) */
--
2.44.0
next prev parent reply other threads:[~2024-04-22 15:54 UTC|newest]
Thread overview: 24+ messages / expand[flat|nested] mbox.gz Atom feed top
2024-04-22 15:52 [PATCH intel_iommu 0/7] FLTS for VT-d CLEMENT MATHIEU--DRIF
2024-04-22 15:52 ` [PATCH intel_iommu 2/7] intel_iommu: rename slpte to pte before adding FLTS CLEMENT MATHIEU--DRIF
2024-04-22 15:52 ` [PATCH intel_iommu 1/7] intel_iommu: fix FRCD construction macro CLEMENT MATHIEU--DRIF
2024-04-22 15:52 ` [PATCH intel_iommu 6/7] intel_iommu: add PASID-based IOTLB invalidation CLEMENT MATHIEU--DRIF
2024-04-22 15:52 ` [PATCH intel_iommu 5/7] intel_iommu: extract device IOTLB invalidation logic CLEMENT MATHIEU--DRIF
2024-04-22 16:59 ` Philippe Mathieu-Daudé
2024-04-23 5:07 ` CLEMENT MATHIEU--DRIF
2024-04-22 15:52 ` [PATCH intel_iommu 3/7] intel_iommu: make types match CLEMENT MATHIEU--DRIF
2024-04-22 17:03 ` Philippe Mathieu-Daudé
2024-04-23 5:05 ` CLEMENT MATHIEU--DRIF
2024-04-23 8:19 ` Philippe Mathieu-Daudé
2024-04-23 15:17 ` CLEMENT MATHIEU--DRIF
2024-04-22 15:52 ` CLEMENT MATHIEU--DRIF [this message]
2024-04-22 15:52 ` [PATCH intel_iommu 4/7] intel_iommu: add support for first-stage translation CLEMENT MATHIEU--DRIF
2024-04-30 14:04 ` [PATCH intel_iommu 0/7] FLTS for VT-d Philippe Mathieu-Daudé
2024-04-30 14:13 ` Cédric Le Goater
2024-05-01 12:40 ` Duan, Zhenzhong
2024-05-02 5:03 ` CLEMENT MATHIEU--DRIF
2024-05-06 1:38 ` Duan, Zhenzhong
2024-05-14 5:02 ` CLEMENT MATHIEU--DRIF
2024-05-14 5:50 ` Duan, Zhenzhong
2024-05-14 6:13 ` CLEMENT MATHIEU--DRIF
2024-06-02 14:10 ` Michael S. Tsirkin
2024-06-03 5:31 ` CLEMENT MATHIEU--DRIF
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