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author | Tom Rix <Tom.Rix@windriver.com> | 2009-10-31 12:37:39 -0500 |
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committer | Remy Bohmer <linux@bohmer.net> | 2009-12-20 12:47:37 +0100 |
commit | 988365a2048356f94ed0c294009233317c9fb4b2 (patch) | |
tree | 0d59abec6a42e447f46a34ad837d3c70567a6fd6 /include/usbdevice.h | |
parent | 8f8bd565f35ff8a068727bfcf8975c50df082043 (diff) | |
download | bootable_bootloader_goldelico_gta04-988365a2048356f94ed0c294009233317c9fb4b2.zip bootable_bootloader_goldelico_gta04-988365a2048356f94ed0c294009233317c9fb4b2.tar.gz bootable_bootloader_goldelico_gta04-988365a2048356f94ed0c294009233317c9fb4b2.tar.bz2 |
USB add macros for debugging usb device setup.
When developing usb device features, it is useful to print out
common usb structures.
Signed-off-by: Tom Rix <Tom.Rix@windriver.com>
Diffstat (limited to 'include/usbdevice.h')
-rw-r--r-- | include/usbdevice.h | 103 |
1 files changed, 103 insertions, 0 deletions
diff --git a/include/usbdevice.h b/include/usbdevice.h index 206dbbc..4171636 100644 --- a/include/usbdevice.h +++ b/include/usbdevice.h @@ -663,4 +663,107 @@ int usbd_endpoint_halted (struct usb_device_instance *device, int endpoint); void usbd_rcv_complete(struct usb_endpoint_instance *endpoint, int len, int urb_bad); void usbd_tx_complete (struct usb_endpoint_instance *endpoint); +/* These are macros used in debugging */ +#ifdef DEBUG +static inline void print_urb(struct urb *u) +{ + serial_printf("urb %p\n", (u)); + serial_printf("\tendpoint %p\n", u->endpoint); + serial_printf("\tdevice %p\n", u->device); + serial_printf("\tbuffer %p\n", u->buffer); + serial_printf("\tbuffer_length %d\n", u->buffer_length); + serial_printf("\tactual_length %d\n", u->actual_length); + serial_printf("\tstatus %d\n", u->status); + serial_printf("\tdata %d\n", u->data); +} + +static inline void print_usb_device_request(struct usb_device_request *r) +{ + serial_printf("usb request\n"); + serial_printf("\tbmRequestType 0x%2.2x\n", r->bmRequestType); + if ((r->bmRequestType & USB_REQ_DIRECTION_MASK) == 0) + serial_printf("\t\tDirection : To device\n"); + else + serial_printf("\t\tDirection : To host\n"); + if ((r->bmRequestType & USB_TYPE_STANDARD) == USB_TYPE_STANDARD) + serial_printf("\t\tType : Standard\n"); + if ((r->bmRequestType & USB_TYPE_CLASS) == USB_TYPE_CLASS) + serial_printf("\t\tType : Standard\n"); + if ((r->bmRequestType & USB_TYPE_VENDOR) == USB_TYPE_VENDOR) + serial_printf("\t\tType : Standard\n"); + if ((r->bmRequestType & USB_TYPE_RESERVED) == USB_TYPE_RESERVED) + serial_printf("\t\tType : Standard\n"); + if ((r->bmRequestType & USB_REQ_RECIPIENT_MASK) == + USB_REQ_RECIPIENT_DEVICE) + serial_printf("\t\tRecipient : Device\n"); + if ((r->bmRequestType & USB_REQ_RECIPIENT_MASK) == + USB_REQ_RECIPIENT_INTERFACE) + serial_printf("\t\tRecipient : Interface\n"); + if ((r->bmRequestType & USB_REQ_RECIPIENT_MASK) == + USB_REQ_RECIPIENT_ENDPOINT) + serial_printf("\t\tRecipient : Endpoint\n"); + if ((r->bmRequestType & USB_REQ_RECIPIENT_MASK) == + USB_REQ_RECIPIENT_OTHER) + serial_printf("\t\tRecipient : Other\n"); + serial_printf("\tbRequest 0x%2.2x\n", r->bRequest); + if (r->bRequest == USB_REQ_GET_STATUS) + serial_printf("\t\tGET_STATUS\n"); + else if (r->bRequest == USB_REQ_SET_ADDRESS) + serial_printf("\t\tSET_ADDRESS\n"); + else if (r->bRequest == USB_REQ_SET_FEATURE) + serial_printf("\t\tSET_FEATURE\n"); + else if (r->bRequest == USB_REQ_GET_DESCRIPTOR) + serial_printf("\t\tGET_DESCRIPTOR\n"); + else if (r->bRequest == USB_REQ_SET_CONFIGURATION) + serial_printf("\t\tSET_CONFIGURATION\n"); + else if (r->bRequest == USB_REQ_SET_INTERFACE) + serial_printf("\t\tUSB_REQ_SET_INTERFACE\n"); + else + serial_printf("\tUNKNOWN %d\n", r->bRequest); + serial_printf("\twValue 0x%4.4x\n", r->wValue); + if (r->bRequest == USB_REQ_GET_DESCRIPTOR) { + switch (r->wValue >> 8) { + case USB_DESCRIPTOR_TYPE_DEVICE: + serial_printf("\tDEVICE\n"); + break; + case USB_DESCRIPTOR_TYPE_CONFIGURATION: + serial_printf("\tCONFIGURATION\n"); + break; + case USB_DESCRIPTOR_TYPE_STRING: + serial_printf("\tSTRING\n"); + break; + case USB_DESCRIPTOR_TYPE_INTERFACE: + serial_printf("\tINTERFACE\n"); + break; + case USB_DESCRIPTOR_TYPE_ENDPOINT: + serial_printf("\tENDPOINT\n"); + break; + case USB_DESCRIPTOR_TYPE_DEVICE_QUALIFIER: + serial_printf("\tDEVICE_QUALIFIER\n"); + break; + case USB_DESCRIPTOR_TYPE_OTHER_SPEED_CONFIGURATION: + serial_printf("\tOTHER_SPEED_CONFIGURATION\n"); + break; + case USB_DESCRIPTOR_TYPE_INTERFACE_POWER: + serial_printf("\tINTERFACE_POWER\n"); + break; + case USB_DESCRIPTOR_TYPE_HID: + serial_printf("\tHID\n"); + break; + case USB_DESCRIPTOR_TYPE_REPORT: + serial_printf("\tREPORT\n"); + break; + default: + serial_printf("\tUNKNOWN TYPE\n"); + break; + } + } + serial_printf("\twIndex 0x%4.4x\n", r->wIndex); + serial_printf("\twLength 0x%4.4x\n", r->wLength); +} +#else +/* stubs */ +#define print_urb(u) +#define print_usb_device_request(r) +#endif /* DEBUG */ #endif |