From 00918d55dde50400c16e9d94889dfe258e137439 Mon Sep 17 00:00:00 2001 From: Michael Lotz Date: Sun, 19 Apr 2009 16:05:47 +0000 Subject: [PATCH] Check if we support debug transfers before returning a pipe for debugging. We only support UHCI for now. In case transfers aren't possible we therefore don't make PS/2 keyboards unusable in KDL. git-svn-id: file:///srv/svn/repos/haiku/haiku/trunk@30265 a95241bf-73f2-0310-859d-f6bbb57e9c96 --- src/add-ons/kernel/bus_managers/usb/usb.cpp | 4 ++++ 1 file changed, 4 insertions(+) diff --git a/src/add-ons/kernel/bus_managers/usb/usb.cpp b/src/add-ons/kernel/bus_managers/usb/usb.cpp index e0e8fb2548..b5b4b11427 100644 --- a/src/add-ons/kernel/bus_managers/usb/usb.cpp +++ b/src/add-ons/kernel/bus_managers/usb/usb.cpp @@ -31,6 +31,10 @@ debug_get_pipe_for_id(int argc, char **argv) if (!object || (object->Type() & USB_OBJECT_PIPE) == 0) return 3; + // check if we support debug transfers for this pipe (only on UHCI for now) + if (object->GetBusManager()->TypeName()[0] != 'u') + return 4; + set_debug_variable("_usbPipe", (uint64)object); return 0; }