Cc: Thomas Huth <thuth@xxxxxxxxxx>
Cc: Andrew Jones <drjones@xxxxxxxxxx>
Cc: Peter Xu <peterx@xxxxxxxxxx>
Reviewed-by: Andrew Jones <drjones@xxxxxxxxxx>
Reviewed-by: Thomas Huth <thuth@xxxxxxxxxx>
Signed-off-by: Alexander Gordeev <agordeev@xxxxxxxxxx>
---
lib/pci.c | 11 ++++++++---
1 file changed, 8 insertions(+), 3 deletions(-)
diff --git a/lib/pci.c b/lib/pci.c
index b05ecfa3f3da..ce481bbfadb6 100644
--- a/lib/pci.c
+++ b/lib/pci.c
@@ -21,9 +21,14 @@ pcidevaddr_t pci_find_dev(uint16_t vendor_id, uint16_t device_id)
return PCIDEVADDR_INVALID;
}
+static uint32_t pci_bar_get(pcidevaddr_t dev, int bar_num)
+{
+ return pci_config_readl(dev, PCI_BASE_ADDRESS_0 + bar_num * 4);
+}
+
unsigned long pci_bar_addr(pcidevaddr_t dev, int bar_num)
{
- uint32_t bar = pci_config_readl(dev, PCI_BASE_ADDRESS_0 + bar_num * 4);
+ uint32_t bar = pci_bar_get(dev, bar_num);
if (bar & PCI_BASE_ADDRESS_SPACE_IO)
return bar & PCI_BASE_ADDRESS_IO_MASK;
@@ -33,12 +38,12 @@ unsigned long pci_bar_addr(pcidevaddr_t dev, int bar_num)
bool pci_bar_is_memory(pcidevaddr_t dev, int bar_num)
{
- uint32_t bar = pci_config_readl(dev, PCI_BASE_ADDRESS_0 + bar_num * 4);
+ uint32_t bar = pci_bar_get(dev, bar_num);
return !(bar & PCI_BASE_ADDRESS_SPACE_IO);
}
bool pci_bar_is_valid(pcidevaddr_t dev, int bar_num)
{
- return pci_config_readl(dev, PCI_BASE_ADDRESS_0 + bar_num * 4);
+ return pci_bar_get(dev, bar_num);
}
--
1.8.3.1
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