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authorBernhard Beschow <shentey@gmail.com>2023-06-30 09:37:08 +0200
committerMichael S. Tsirkin <mst@redhat.com>2023-07-10 16:29:17 -0400
commite36102cb07dddb3f3758398322535a50e7ed41f2 (patch)
tree0f2414e6642b072f05cd833a572a9cc5ac02b5a2 /hw/i386/pc_q35.c
parent3b20f4ca59b53f10240d94cdb3f482c116640437 (diff)
hw/pci-host/q35: Initialize PCI_HOST_BYPASS_IOMMU property from board code
The Q35 PCI host already has a PCI_HOST_BYPASS_IOMMU property. However, the host initializes this property itself by accessing global machine state, thereby assuming it to be a PC machine. Avoid this by having board code set this property. Signed-off-by: Bernhard Beschow <shentey@gmail.com> Reviewed-by: Igor Mammedov <imammedo@redhat.com> Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org> Message-Id: <20230630073720.21297-6-shentey@gmail.com> Reviewed-by: Michael S. Tsirkin <mst@redhat.com> Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Diffstat (limited to 'hw/i386/pc_q35.c')
-rw-r--r--hw/i386/pc_q35.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/hw/i386/pc_q35.c b/hw/i386/pc_q35.c
index 4edc0b35f4..852250e8cb 100644
--- a/hw/i386/pc_q35.c
+++ b/hw/i386/pc_q35.c
@@ -230,6 +230,8 @@ static void pc_q35_init(MachineState *machine)
x86ms->below_4g_mem_size, NULL);
object_property_set_int(phb, PCI_HOST_ABOVE_4G_MEM_SIZE,
x86ms->above_4g_mem_size, NULL);
+ object_property_set_bool(phb, PCI_HOST_BYPASS_IOMMU,
+ pcms->default_bus_bypass_iommu, NULL);
sysbus_realize_and_unref(SYS_BUS_DEVICE(phb), &error_fatal);
/* pci */