diff options
Diffstat (limited to 'src/drivers/usb/ehci_debug.h')
| -rw-r--r-- | src/drivers/usb/ehci_debug.h | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/src/drivers/usb/ehci_debug.h b/src/drivers/usb/ehci_debug.h index 7cfac011e1..30bf724cb8 100644 --- a/src/drivers/usb/ehci_debug.h +++ b/src/drivers/usb/ehci_debug.h @@ -24,10 +24,12 @@ void usbdebug_re_enable(unsigned ehci_base); void usbdebug_disable(void); -void ehci_debug_hw_enable(void); +/* Returns 0 on success and sets MMIO base and dbg_offset if EHCI debug + * capability was found and enabled. Returns non-zero on error. + */ +int ehci_debug_hw_enable(unsigned *base, unsigned *dbg_offset); void ehci_debug_select_port(unsigned int port); - #define DBGP_EP_VALID (1<<0) #define DBGP_EP_ENABLED (1<<1) #define DBGP_EP_BUSY (1<<2) |