diff options
Diffstat (limited to 'hw/pci/pcie.c')
| -rw-r--r-- | hw/pci/pcie.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/hw/pci/pcie.c b/hw/pci/pcie.c index b8c24cf45f..b7f107ed8d 100644 --- a/hw/pci/pcie.c +++ b/hw/pci/pcie.c @@ -274,6 +274,13 @@ uint8_t pcie_cap_get_type(const PCIDevice *dev) PCI_EXP_FLAGS_TYPE) >> PCI_EXP_FLAGS_TYPE_SHIFT; } +uint8_t pcie_cap_get_version(const PCIDevice *dev) +{ + uint32_t pos = dev->exp.exp_cap; + assert(pos > 0); + return pci_get_word(dev->config + pos + PCI_EXP_FLAGS) & PCI_EXP_FLAGS_VERS; +} + /* MSI/MSI-X */ /* pci express interrupt message number */ /* 7.8.2 PCI Express Capabilities Register: Interrupt Message Number */ |