Initial commit of ported NetBSD USB stack

1 files changed, 416 insertions, 0 deletions

diff --git a/sys/dev/usb/usbdi_util.c b/sys/dev/usb/usbdi_util.c
new file mode 100644
index 0000000..a439655
--- /dev/null
+++ b/sys/dev/usb/usbdi_util.c
@@ -0,0 +1,416 @@
+/*	$NetBSD: usbdi_util.c,v 1.4 1998/08/02 22:30:53 augustss Exp $	*/
+
+/*
+ * Copyright (c) 1998 The NetBSD Foundation, Inc.
+ * All rights reserved.
+ *
+ * Author: Lennart Augustsson <augustss@carlstedt.se>
+ *         Carlstedt Research & Technology
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions
+ * are met:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. Redistributions in binary form must reproduce the above copyright
+ *    notice, this list of conditions and the following disclaimer in the
+ *    documentation and/or other materials provided with the distribution.
+ * 3. All advertising materials mentioning features or use of this software
+ *    must display the following acknowledgement:
+ *        This product includes software developed by the NetBSD
+ *        Foundation, Inc. and its contributors.
+ * 4. Neither the name of The NetBSD Foundation nor the names of its
+ *    contributors may be used to endorse or promote products derived
+ *    from this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
+ * ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
+ * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+ * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
+ * BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
+ * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
+ * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
+ * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
+ * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
+ * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
+ * POSSIBILITY OF SUCH DAMAGE.
+ */
+
+#include <dev/usb/usb_port.h>
+
+#include <sys/param.h>
+#include <sys/systm.h>
+#include <sys/kernel.h>
+#include <sys/malloc.h>
+#if defined(__NetBSD__)
+#include <sys/device.h>
+#endif
+#include <sys/proc.h>
+#include <sys/select.h>
+
+#include <dev/usb/usb.h>
+#include <dev/usb/usbhid.h>
+
+#include <dev/usb/usbdi.h>
+#include <dev/usb/usbdi_util.h>
+
+#ifdef USB_DEBUG
+#define DPRINTF(x)	if (usbdebug) printf x
+#define DPRINTFN(n,x)	if (usbdebug>(n)) printf x
+extern int usbdebug;
+#else
+#define DPRINTF(x)
+#define DPRINTFN(n,x)
+#endif
+
+usbd_status
+usbd_get_desc(dev, type, index, len, desc)
+	usbd_device_handle dev;
+	int type, index;
+	int len;
+	void *desc;
+{
+	usb_device_request_t req;
+
+	req.bmRequestType = UT_READ_DEVICE;
+	req.bRequest = UR_GET_DESCRIPTOR;
+	USETW2(req.wValue, type, index);
+	USETW(req.wIndex, 0);
+	USETW(req.wLength, len);
+	return (usbd_do_request(dev, &req, desc));
+}
+
+usbd_status
+usbd_get_config_desc(dev, conf, d)
+	usbd_device_handle dev;
+	int conf;
+	usb_config_descriptor_t *d;
+{
+	DPRINTFN(3,("usbd_get_config_desc: conf=%d\n", conf));
+	return (usbd_get_desc(dev, UDESC_CONFIG, 
+			      conf, USB_CONFIG_DESCRIPTOR_SIZE, d));
+}
+
+usbd_status
+usbd_get_config_desc_full(dev, conf, d, size)
+	usbd_device_handle dev;
+	int conf;
+	void *d;
+	int size;
+{
+	DPRINTFN(3,("usbd_get_config_desc_full: conf=%d\n", conf));
+	return (usbd_get_desc(dev, UDESC_CONFIG, conf, size, d));
+}
+
+usbd_status
+usbd_get_device_desc(dev, d)
+	usbd_device_handle dev;
+	usb_device_descriptor_t *d;
+{
+	DPRINTFN(3,("usbd_get_device_desc:\n"));
+	return (usbd_get_desc(dev, UDESC_DEVICE, 
+			     0, USB_DEVICE_DESCRIPTOR_SIZE, d));
+}
+
+usbd_status
+usbd_get_device_status(dev, st)
+	usbd_device_handle dev;
+	usb_status_t *st;
+{
+	usb_device_request_t req;
+
+	req.bmRequestType = UT_READ_DEVICE;
+	req.bRequest = UR_GET_STATUS;
+	USETW(req.wValue, 0);
+	USETW(req.wIndex, 0);
+	USETW(req.wLength, sizeof(usb_status_t));
+	return (usbd_do_request(dev, &req, st));
+}	
+
+usbd_status
+usbd_get_hub_status(dev, st)
+	usbd_device_handle dev;
+	usb_hub_status_t *st;
+{
+	usb_device_request_t req;
+
+	req.bmRequestType = UT_READ_CLASS_DEVICE;
+	req.bRequest = UR_GET_STATUS;
+	USETW(req.wValue, 0);
+	USETW(req.wIndex, 0);
+	USETW(req.wLength, sizeof(usb_hub_status_t));
+	return (usbd_do_request(dev, &req, st));
+}	
+
+usbd_status
+usbd_set_address(dev, addr)
+	usbd_device_handle dev;
+	int addr;
+{
+	usb_device_request_t req;
+
+	req.bmRequestType = UT_WRITE_DEVICE;
+	req.bRequest = UR_SET_ADDRESS;
+	USETW(req.wValue, addr);
+	USETW(req.wIndex, 0);
+	USETW(req.wLength, 0);
+	return usbd_do_request(dev, &req, 0);
+}
+
+usbd_status
+usbd_get_port_status(dev, port, ps)
+	usbd_device_handle dev;
+	int port;
+	usb_port_status_t *ps;
+{
+	usb_device_request_t req;
+
+	req.bmRequestType = UT_READ_CLASS_OTHER;
+	req.bRequest = UR_GET_STATUS;
+	USETW(req.wValue, 0);
+	USETW(req.wIndex, port);
+	USETW(req.wLength, sizeof *ps);
+	return (usbd_do_request(dev, &req, ps));
+}
+
+usbd_status
+usbd_clear_port_feature(dev, port, sel)
+	usbd_device_handle dev;
+	int port, sel;
+{
+	usb_device_request_t req;
+
+	req.bmRequestType = UT_WRITE_CLASS_OTHER;
+	req.bRequest = UR_CLEAR_FEATURE;
+	USETW(req.wValue, sel);
+	USETW(req.wIndex, port);
+	USETW(req.wLength, 0);
+	return (usbd_do_request(dev, &req, 0));
+}
+
+usbd_status
+usbd_set_port_feature(dev, port, sel)
+	usbd_device_handle dev;
+	int port, sel;
+{
+	usb_device_request_t req;
+
+	req.bmRequestType = UT_WRITE_CLASS_OTHER;
+	req.bRequest = UR_SET_FEATURE;
+	USETW(req.wValue, sel);
+	USETW(req.wIndex, port);
+	USETW(req.wLength, 0);
+	return (usbd_do_request(dev, &req, 0));
+}
+
+
+usbd_status
+usbd_set_protocol(iface, report)
+	usbd_interface_handle iface;
+	int report;
+{
+	usb_interface_descriptor_t *id = usbd_get_interface_descriptor(iface);
+	usbd_device_handle dev;
+	usb_device_request_t req;
+	usbd_status r;
+
+	DPRINTFN(4, ("usbd_set_protocol: iface=%p, report=%d, endpt=%d\n",
+		     iface, report, id->bInterfaceNumber));
+	r = usbd_interface2device_handle(iface, &dev);
+	if (r != USBD_NORMAL_COMPLETION)
+		return (r);
+	if (!id)
+		return (USBD_INVAL);
+	req.bmRequestType = UT_WRITE_CLASS_INTERFACE;
+	req.bRequest = UR_SET_PROTOCOL;
+	USETW(req.wValue, report);
+	USETW(req.wIndex, id->bInterfaceNumber);
+	USETW(req.wLength, 0);
+	return (usbd_do_request(dev, &req, 0));
+}
+
+usbd_status
+usbd_set_report(iface, type, id, data, len)
+	usbd_interface_handle iface;
+	int type;
+	int id;
+	void *data;
+	int len;
+{
+	usb_interface_descriptor_t *ifd = usbd_get_interface_descriptor(iface);
+	usbd_device_handle dev;
+	usb_device_request_t req;
+	usbd_status r;
+
+	DPRINTFN(4, ("usbd_set_report: len=%d\n", len));
+	r = usbd_interface2device_handle(iface, &dev);
+	if (r != USBD_NORMAL_COMPLETION)
+		return (r);
+	if (!ifd)
+		return (USBD_INVAL);
+	req.bmRequestType = UT_WRITE_CLASS_INTERFACE;
+	req.bRequest = UR_SET_REPORT;
+	USETW2(req.wValue, type, id);
+	USETW(req.wIndex, ifd->bInterfaceNumber);
+	USETW(req.wLength, len);
+	return (usbd_do_request(dev, &req, data));
+}
+
+usbd_status
+usbd_set_report_async(iface, type, id, data, len)
+	usbd_interface_handle iface;
+	int type;
+	int id;
+	void *data;
+	int len;
+{
+	usb_interface_descriptor_t *ifd = usbd_get_interface_descriptor(iface);
+	usbd_device_handle dev;
+	usb_device_request_t req;
+	usbd_status r;
+
+	DPRINTFN(4, ("usbd_set_report_async: len=%d\n", len));
+	r = usbd_interface2device_handle(iface, &dev);
+	if (r != USBD_NORMAL_COMPLETION)
+		return (r);
+	if (!ifd)
+		return (USBD_INVAL);
+	req.bmRequestType = UT_WRITE_CLASS_INTERFACE;
+	req.bRequest = UR_SET_REPORT;
+	USETW2(req.wValue, type, id);
+	USETW(req.wIndex, ifd->bInterfaceNumber);
+	USETW(req.wLength, len);
+	return (usbd_do_request_async(dev, &req, data));
+}
+
+usbd_status
+usbd_get_report(iface, type, id, data, len)
+	usbd_interface_handle iface;
+	int type;
+	int id;
+	void *data;
+	int len;
+{
+	usb_interface_descriptor_t *ifd = usbd_get_interface_descriptor(iface);
+	usbd_device_handle dev;
+	usb_device_request_t req;
+	usbd_status r;
+
+	DPRINTFN(4, ("usbd_set_report: len=%d\n", len));
+	r = usbd_interface2device_handle(iface, &dev);
+	if (r != USBD_NORMAL_COMPLETION)
+		return (r);
+	if (!ifd)
+		return (USBD_INVAL);
+	req.bmRequestType = UT_READ_CLASS_INTERFACE;
+	req.bRequest = UR_GET_REPORT;
+	USETW2(req.wValue, type, id);
+	USETW(req.wIndex, ifd->bInterfaceNumber);
+	USETW(req.wLength, len);
+	return (usbd_do_request(dev, &req, data));
+}
+
+usbd_status
+usbd_set_idle(iface, duration, id)
+	usbd_interface_handle iface;
+	int duration;
+	int id;
+{
+	usb_interface_descriptor_t *ifd = usbd_get_interface_descriptor(iface);
+	usbd_device_handle dev;
+	usb_device_request_t req;
+	usbd_status r;
+
+	DPRINTFN(4, ("usbd_set_idle: %d %d\n", duration, id));
+	r = usbd_interface2device_handle(iface, &dev);
+	if (r != USBD_NORMAL_COMPLETION)
+		return (r);
+	if (!ifd)
+		return (USBD_INVAL);
+	req.bmRequestType = UT_WRITE_CLASS_INTERFACE;
+	req.bRequest = UR_SET_IDLE;
+	USETW2(req.wValue, duration, id);
+	USETW(req.wIndex, ifd->bInterfaceNumber);
+	USETW(req.wLength, 0);
+	return (usbd_do_request(dev, &req, 0));
+}
+
+usbd_status
+usbd_get_report_descriptor(dev, i, size, d)
+	usbd_device_handle dev;
+	int i;
+	int size;
+	void *d;
+{
+	usb_device_request_t req;
+
+	req.bmRequestType = UT_READ_INTERFACE;
+	req.bRequest = UR_GET_DESCRIPTOR;
+	USETW2(req.wValue, UDESC_REPORT, 0);
+	USETW(req.wIndex, i);
+	USETW(req.wLength, size);
+	return (usbd_do_request(dev, &req, d));
+}
+
+usb_hid_descriptor_t *
+usbd_get_hid_descriptor(ifc)
+	usbd_interface_handle ifc;
+{
+	usb_interface_descriptor_t *idesc = usbd_get_interface_descriptor(ifc);
+	usbd_device_handle dev;
+	usb_config_descriptor_t *cdesc;
+	usb_hid_descriptor_t *hd;
+	char *p, *end;
+	usbd_status r;
+
+	r = usbd_interface2device_handle(ifc, &dev);
+	if (r != USBD_NORMAL_COMPLETION)
+		return (0);
+	cdesc = usbd_get_config_descriptor(dev);
+
+	p = (char *)idesc + idesc->bLength;
+	end = (char *)cdesc + UGETW(cdesc->wTotalLength);
+
+	for (; p < end; p += hd->bLength) {
+		hd = (usb_hid_descriptor_t *)p;
+		if (p + hd->bLength <= end && hd->bDescriptorType == UDESC_HID)
+			return (hd);
+		if (hd->bDescriptorType == UDESC_INTERFACE)
+			break;
+	}
+	return (0);
+}
+
+usbd_status
+usbd_alloc_report_desc(ifc, descp, sizep, mem)
+	usbd_interface_handle ifc;
+	void **descp;
+	int *sizep;
+#if defined(__NetBSD__)
+	int mem;
+#elif defined(__FreeBSD__)
+	struct malloc_type *mem;
+#endif
+	
+{
+	usb_hid_descriptor_t *hid;
+	usbd_device_handle dev;
+	usbd_status r;
+
+	r = usbd_interface2device_handle(ifc, &dev);
+	if (r != USBD_NORMAL_COMPLETION)
+		return (r);
+	hid = usbd_get_hid_descriptor(ifc);
+	if (!hid)
+		return (USBD_IOERROR);
+	*sizep = UGETW(hid->descrs[0].wDescriptorLength);
+	*descp = malloc(*sizep, mem, M_NOWAIT);
+	if (!*descp)
+		return (USBD_NOMEM);
+	r = usbd_get_report_descriptor(dev, 0, *sizep, *descp);
+	if (r != USBD_NORMAL_COMPLETION) {
+		free(*descp, mem);
+		return (r);
+	}
+	return (USBD_NORMAL_COMPLETION);
+}