- add more hid types
- fix -j option
- fix descriptor printing with %H

Reference: /n/atom/patch/applied/usbkbdebug
Date: Wed Apr  9 23:12:19 CES 2014
Signed-off-by: quanstro@quanstro.net

--- /sys/src/cmd/usb/kb/hid.h	Wed Apr  9 23:10:34 2014
+++ /sys/src/cmd/usb/kb/hid.h	Wed Apr  9 23:10:35 2014
@@ -136,7 +136,13 @@
 	HidCollection	= 0xa1,
 
 	HidTypeUsg	= 0x09,
+
+	/* generic desktop page */
 	HidPtr		= 0x01,
+	HidMouse	= 0x02,
+	HidJoy		= 0x04,
+	HidKeypad	= 0x05,
+	HidKeyboard	= 0x06,
 	HidX		= 0x30,
 	HidY		= 0x31,
 	HidZ		= 0x32,
--- /sys/src/cmd/usb/kb/main.c	Wed Apr  9 23:10:36 2014
+++ /sys/src/cmd/usb/kb/main.c	Wed Apr  9 23:10:37 2014
@@ -54,13 +54,15 @@
 		USED(devid);
 		break;
 	case 'b':
-		as = seprint(as, ae, " -b");
+	case 'j':
+		as = seprint(as, ae, " -%c", ARGC());
 		break;
 	default:
 		usage();
 	}ARGEND;
 
 	rfork(RFNOTEG);
+	fmtinstall('H', encodefmt);
 	fmtinstall('U', Ufmt);
 	threadsetgrp(threadid());
 	if(pena == 0)