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hv: pci: use ECAM to access PCIe Configuration Space

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Use Enhanced Configuration Access Mechanism (MMIO) instead of PCI-compatible
Configuration Mechanism (IO port) to access  PCIe Configuration Space
PCI-compatible Configuration Mechanism (IO port) access is used for UART in
debug version.

Tracked-On: #3475
Signed-off-by: Li Fei1 <fei1.li@intel.com>
This commit is contained in:
Li Fei1
2019-12-05 19:35:23 +08:00
committed by wenlingz
parent 57a362061f
commit 1e50ec8899
6 changed files with 152 additions and 53 deletions
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2
hypervisor/release/uart16550.c
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@@ -5,5 +5,7 @@
*/
#include <types.h>
#include <pci.h>
void uart16550_init(__unused bool early_boot) {}
struct pci_cfg_ops pci_direct_cfg_ops;