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hv: vpci: refine vPCI BAR initialization

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Initialize vBAR configure space when doing vPCI BAR initialization. At this time,
we access the physical device as we needs, no need to cache physical PCI device
BAR information beforehand.

Tracked-On: #3475
Signed-off-by: Li, Fei1 <fei1.li@intel.com>
This commit is contained in:
Li, Fei1
2019-09-16 21:24:48 +08:00
committed by wenlingz
parent 153a5992f5
commit 535a83e24b
3 changed files with 54 additions and 152 deletions
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3
hypervisor/include/hw/pci.h
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@@ -85,6 +85,8 @@
#define PCIM_BAR_MEM_BASE 0xFFFFFFF0U
#define PCIR_CAP_PTR 0x34U
#define PCIR_CAP_PTR_CARDBUS 0x14U
#define PCI_BASE_ADDRESS_MEM_MASK (~0x0fUL)
#define PCI_BASE_ADDRESS_IO_MASK (~0x03UL)
/* config registers for header type 1 (PCI-to-PCI bridge) devices */
#define PCIR_PRIBUS_1 0x18U
@@ -209,7 +211,6 @@ struct pci_msix_cap {
struct pci_pdev {
/* The bar info of the physical PCI device. */
uint32_t nr_bars; /* 6 for normal device, 2 for bridge, 1 for cardbus */
struct pci_bar bar[PCI_BAR_COUNT];
/* The bus/device/function triple of the physical PCI device. */
union pci_bdf bdf;