diff options
| -rw-r--r-- | sys/dev/usb/usb_subr.c | 43 |
1 files changed, 38 insertions, 5 deletions
diff --git a/sys/dev/usb/usb_subr.c b/sys/dev/usb/usb_subr.c index ca47749de615..92b04c7fe904 100644 --- a/sys/dev/usb/usb_subr.c +++ b/sys/dev/usb/usb_subr.c @@ -1,4 +1,4 @@ -/* $NetBSD: usb_subr.c,v 1.94 2001/11/20 13:50:07 augustss Exp $ */ +/* $NetBSD: usb_subr.c,v 1.95 2001/11/20 16:09:01 augustss Exp $ */ /* $FreeBSD$ */ /* @@ -477,13 +477,35 @@ usbd_fill_iface_data(usbd_device_handle dev, int ifaceidx, int altidx) break; } /* passed end, or bad desc */ - DPRINTF(("usbd_fill_iface_data: bad descriptor(s): %s\n", - ed->bLength == 0 ? "0 length" : - ed->bDescriptorType == UDESC_INTERFACE ? "iface desc": - "out of data")); + printf("usbd_fill_iface_data: bad descriptor(s): %s\n", + ed->bLength == 0 ? "0 length" : + ed->bDescriptorType == UDESC_INTERFACE ? "iface desc": + "out of data"); goto bad; found: ifc->endpoints[endpt].edesc = ed; + if (dev->speed == USB_SPEED_HIGH) { + u_int mps; + /* Control and bulk endpoints have max packet limits. */ + switch (UE_GET_XFERTYPE(ed->bmAttributes)) { + case UE_CONTROL: + mps = USB_2_MAX_CTRL_PACKET; + goto check; + case UE_BULK: + mps = USB_2_MAX_BULK_PACKET; + check: + if (UGETW(ed->wMaxPacketSize) != mps) { + USETW(ed->wMaxPacketSize, mps); +#ifdef DIAGNOSTIC + printf("usbd_fill_iface_data: bad max " + "packet size\n"); +#endif + } + break; + default: + break; + } + } ifc->endpoints[endpt].refcnt = 0; p += ed->bLength; } @@ -1005,6 +1027,17 @@ usbd_new_device(device_ptr_t parent, usbd_bus_handle bus, int depth, return (err); } + if (speed == USB_SPEED_HIGH) { + /* Max packet size must be 64 (sec 5.5.3). */ + if (dd->bMaxPacketSize != USB_2_MAX_CTRL_PACKET) { +#ifdef DIAGNOSTIC + printf("usbd_new_device: addr=%d bad max packet size\n", + addr); +#endif + dd->bMaxPacketSize = USB_2_MAX_CTRL_PACKET; + } + } + DPRINTF(("usbd_new_device: adding unit addr=%d, rev=%02x, class=%d, " "subclass=%d, protocol=%d, maxpacket=%d, len=%d, speed=%d\n", addr,UGETW(dd->bcdUSB), dd->bDeviceClass, dd->bDeviceSubClass, |