mirror of https://gitee.com/openkylin/qemu.git
virtio-iommu: Fix endianness in get_config
Endianess is not properly handled when populating the returned config. Use the cpu_to_le* primitives for each separate field. Also, while at it, trace the domain range start. Reported-by: Thomas Huth <thuth@redhat.com> Signed-off-by: Eric Auger <eric.auger@redhat.com> Reviewed-by: Jean-Philippe Brucker <jean-philippe@linaro.org> Message-Id: <20211127072910.1261824-3-eric.auger@redhat.com> Signed-off-by: Thomas Huth <thuth@redhat.com>
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@ -91,7 +91,7 @@ virtio_mmio_setting_irq(int level) "virtio_mmio setting IRQ %d"
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virtio_iommu_device_reset(void) "reset!"
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virtio_iommu_get_features(uint64_t features) "device supports features=0x%"PRIx64
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virtio_iommu_device_status(uint8_t status) "driver status = %d"
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virtio_iommu_get_config(uint64_t page_size_mask, uint64_t start, uint64_t end, uint32_t domain_range, uint32_t probe_size) "page_size_mask=0x%"PRIx64" start=0x%"PRIx64" end=0x%"PRIx64" domain_range=%d probe_size=0x%x"
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virtio_iommu_get_config(uint64_t page_size_mask, uint64_t start, uint64_t end, uint32_t domain_start, uint32_t domain_end, uint32_t probe_size) "page_size_mask=0x%"PRIx64" input range start=0x%"PRIx64" input range end=0x%"PRIx64" domain range start=%d domain range end=%d probe_size=0x%x"
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virtio_iommu_attach(uint32_t domain_id, uint32_t ep_id) "domain=%d endpoint=%d"
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virtio_iommu_detach(uint32_t domain_id, uint32_t ep_id) "domain=%d endpoint=%d"
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virtio_iommu_map(uint32_t domain_id, uint64_t virt_start, uint64_t virt_end, uint64_t phys_start, uint32_t flags) "domain=%d virt_start=0x%"PRIx64" virt_end=0x%"PRIx64 " phys_start=0x%"PRIx64" flags=%d"
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@ -822,14 +822,22 @@ unlock:
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static void virtio_iommu_get_config(VirtIODevice *vdev, uint8_t *config_data)
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{
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VirtIOIOMMU *dev = VIRTIO_IOMMU(vdev);
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struct virtio_iommu_config *config = &dev->config;
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struct virtio_iommu_config *dev_config = &dev->config;
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struct virtio_iommu_config *out_config = (void *)config_data;
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trace_virtio_iommu_get_config(config->page_size_mask,
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config->input_range.start,
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config->input_range.end,
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config->domain_range.end,
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config->probe_size);
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memcpy(config_data, &dev->config, sizeof(struct virtio_iommu_config));
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out_config->page_size_mask = cpu_to_le64(dev_config->page_size_mask);
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out_config->input_range.start = cpu_to_le64(dev_config->input_range.start);
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out_config->input_range.end = cpu_to_le64(dev_config->input_range.end);
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out_config->domain_range.start = cpu_to_le32(dev_config->domain_range.start);
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out_config->domain_range.end = cpu_to_le32(dev_config->domain_range.end);
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out_config->probe_size = cpu_to_le32(dev_config->probe_size);
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trace_virtio_iommu_get_config(dev_config->page_size_mask,
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dev_config->input_range.start,
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dev_config->input_range.end,
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dev_config->domain_range.start,
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dev_config->domain_range.end,
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dev_config->probe_size);
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}
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static uint64_t virtio_iommu_get_features(VirtIODevice *vdev, uint64_t f,
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