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HV: initialize IOMMU before PCI device discovery

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In later patches we use information from DMAR tables to guide discovery
and initialization of PCI devices.

Tracked-On: #4134
Signed-off-by: Alexander Merritt <alex.merritt@intel.com>
Reviewed-by: Eddie Dong <eddie.dong@intel.com>
This commit is contained in:
Alexander Merritt 2019-11-01 00:06:10 -07:00 committed by wenlingz
parent ea131eea41
commit 810169ad20
1 changed files with 1 additions and 1 deletions
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2
hypervisor/arch/x86/cpu.c
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@ -224,12 +224,12 @@ void init_pcpu_post(uint16_t pcpu_id)
timer_init(); timer_init();
setup_notification(); setup_notification();
setup_posted_intr_notification(); setup_posted_intr_notification();
init_pci_pdev_list();
if (init_iommu() != 0) { if (init_iommu() != 0) {
panic("failed to initialize iommu!"); panic("failed to initialize iommu!");
} }
init_pci_pdev_list(); /* init_iommu must come before this */
ptdev_init(); ptdev_init();
if (init_sgx() != 0) { if (init_sgx() != 0) {