diff options
Diffstat (limited to 'payloads')
| -rw-r--r-- | payloads/libpayload/drivers/usb/ehci.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/payloads/libpayload/drivers/usb/ehci.c b/payloads/libpayload/drivers/usb/ehci.c index 1094c78560..1cb1535978 100644 --- a/payloads/libpayload/drivers/usb/ehci.c +++ b/payloads/libpayload/drivers/usb/ehci.c @@ -623,13 +623,14 @@ ehci_init (pcidev_t addr) controller->destroy_intr_queue = ehci_destroy_intr_queue; controller->poll_intr_queue = ehci_poll_intr_queue; controller->bus_address = addr; + controller->reg_base = pci_read_config32 (controller->bus_address, USBBASE); for (i = 0; i < 128; i++) { controller->devices[i] = 0; } init_device_entry (controller, 0); - EHCI_INST(controller)->capabilities = phys_to_virt(pci_read_config32(addr, USBBASE)); - EHCI_INST(controller)->operation = (hc_op_t *)(phys_to_virt(pci_read_config32(addr, USBBASE)) + EHCI_INST(controller)->capabilities->caplength); + EHCI_INST(controller)->capabilities = phys_to_virt(controller->reg_base); + EHCI_INST(controller)->operation = (hc_op_t *)(phys_to_virt(controller->reg_base) + EHCI_INST(controller)->capabilities->caplength); /* default value for frame length adjust */ pci_write_config8(addr, FLADJ, FLADJ_framelength(60000)); |