Convert the PCI base address into a virtual address.
Signed-off-by: Zhao Chenhui b35336@freescale.com Signed-off-by: Li Yang leoli@freescale.com --- drivers/usb/host/ehci-pci.c | 5 ++--- 1 files changed, 2 insertions(+), 3 deletions(-)
diff --git a/drivers/usb/host/ehci-pci.c b/drivers/usb/host/ehci-pci.c index a038b6c..e400aee 100644 --- a/drivers/usb/host/ehci-pci.c +++ b/drivers/usb/host/ehci-pci.c @@ -43,7 +43,6 @@ static struct pci_device_id ehci_pci_ids[] = { int ehci_hcd_init(void) { pci_dev_t pdev; - uint32_t addr;
pdev = pci_find_devices(ehci_pci_ids, CONFIG_PCI_EHCI_DEVICE); if (pdev == -1) { @@ -51,8 +50,8 @@ int ehci_hcd_init(void) return -1; }
- pci_read_config_dword(pdev, PCI_BASE_ADDRESS_0, &addr); - hccr = (struct ehci_hccr *)addr; + hccr = (struct ehci_hccr *)pci_map_bar(pdev, + PCI_BASE_ADDRESS_0, PCI_REGION_MEM); hcor = (struct ehci_hcor *)((uint32_t) hccr + HC_LENGTH(ehci_readl(&hccr->cr_capbase)));