Bochs/bochs/iodev/usb/usb_hid.cc

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/////////////////////////////////////////////////////////////////////////
// $Id$
/////////////////////////////////////////////////////////////////////////
//
// USB HID emulation support (mouse and tablet) ported from QEMU
// USB keypad emulation based on code by Benjamin D Lunt (fys [at] fysnet [dot] net)
// USB keyboard emulation is an extension to the keypad based on specs
//
// Copyright (c) 2005 Fabrice Bellard
// Copyright (c) 2007 OpenMoko, Inc. (andrew@openedhand.com)
// Copyright (C) 2009-2020 The Bochs Project
//
// Permission is hereby granted, free of charge, to any person obtaining a copy
// of this software and associated documentation files (the "Software"), to deal
// in the Software without restriction, including without limitation the rights
// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
// copies of the Software, and to permit persons to whom the Software is
// furnished to do so, subject to the following conditions:
//
// The above copyright notice and this permission notice shall be included in
// all copies or substantial portions of the Software.
2009-02-08 00:05:31 +03:00
//
// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
// THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
// THE SOFTWARE.
2009-02-08 00:05:31 +03:00
/////////////////////////////////////////////////////////////////////////
// Portions of this file contain code released under the LGPL.
//
// Copyright (C) 2004-2016 Benjamin D Lunt (fys [at] fysnet [dot] net)
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
/////////////////////////////////////////////////////////////////////////
// Define BX_PLUGGABLE in files that can be compiled into plugins. For
// platforms that require a special tag on exported symbols, BX_PLUGGABLE
// is used to know when we are exporting symbols and when we are importing.
#define BX_PLUGGABLE
#include "iodev.h"
#if BX_SUPPORT_PCI && BX_SUPPORT_PCIUSB
#include "usb_common.h"
#include "usb_hid.h"
#define LOG_THIS
// USB device plugin entry points
int CDECL libusb_hid_dev_plugin_init(plugin_t *plugin, plugintype_t type)
{
return 0; // Success
}
void CDECL libusb_hid_dev_plugin_fini(void)
{
// Nothing here yet
}
//
// Define the static class that registers the derived USB device class,
// and allocates one on request.
//
class bx_usb_hid_locator_c : public usbdev_locator_c {
public:
bx_usb_hid_locator_c(void) : usbdev_locator_c("usb_hid") {}
protected:
usb_device_c *allocate(usbdev_type devtype, const char *args) {
return (new usb_hid_device_c(devtype));
}
} bx_usb_hid_match;
/* HID interface requests */
#define GET_REPORT 0xa101
#define GET_IDLE 0xa102
#define GET_PROTOCOL 0xa103
#define SET_REPORT 0x2109
#define SET_IDLE 0x210a
#define SET_PROTOCOL 0x210b
#define KEYPAD_LEN 17
struct KEYPAD {
Bit32u bxkey;
Bit8u keypad_packet[8];
};
struct USBKBD {
Bit8u code;
bx_bool modkey;
};
static const Bit8u bx_mouse_dev_descriptor[] = {
0x12, /* u8 bLength; */
0x01, /* u8 bDescriptorType; Device */
0x00, 0x01, /* u16 bcdUSB; v1.0 */
0x00, /* u8 bDeviceClass; */
0x00, /* u8 bDeviceSubClass; */
0x00, /* u8 bDeviceProtocol; [ low/full speeds only ] */
0x08, /* u8 bMaxPacketSize0; 8 Bytes */
0x27, 0x06, /* u16 idVendor; */
0x01, 0x00, /* u16 idProduct; */
0x00, 0x00, /* u16 bcdDevice */
0x01, /* u8 iManufacturer; */
0x02, /* u8 iProduct; */
0x03, /* u8 iSerialNumber; */
0x01 /* u8 bNumConfigurations; */
};
static const Bit8u bx_mouse_dev_descriptor2[] = {
0x12, /* u8 bLength; */
0x01, /* u8 bDescriptorType; Device */
0x00, 0x02, /* u16 bcdUSB; v2.0 */
0x00, /* u8 bDeviceClass; */
0x00, /* u8 bDeviceSubClass; */
0x00, /* u8 bDeviceProtocol; [ low/full speeds only ] */
0x40, /* u8 bMaxPacketSize0; 64 Bytes */
0x27, 0x06, /* u16 idVendor; */
0x01, 0x00, /* u16 idProduct; */
0x00, 0x00, /* u16 bcdDevice */
0x01, /* u8 iManufacturer; */
0x02, /* u8 iProduct; */
0x03, /* u8 iSerialNumber; */
0x01 /* u8 bNumConfigurations; */
};
static const Bit8u bx_mouse_config_descriptor[] = {
/* one configuration */
0x09, /* u8 bLength; */
0x02, /* u8 bDescriptorType; Configuration */
0x22, 0x00, /* u16 wTotalLength; */
0x01, /* u8 bNumInterfaces; (1) */
0x01, /* u8 bConfigurationValue; */
0x04, /* u8 iConfiguration; */
0xa0, /* u8 bmAttributes;
Bit 7: must be set,
6: Self-powered,
5: Remote wakeup,
4..0: resvd */
50, /* u8 MaxPower; */
/* USB 1.1:
* USB 2.0, single TT organization (mandatory):
* one interface, protocol 0
*
* USB 2.0, multiple TT organization (optional):
* two interfaces, protocols 1 (like single TT)
* and 2 (multiple TT mode) ... config is
* sometimes settable
* NOT IMPLEMENTED
*/
/* one interface */
0x09, /* u8 if_bLength; */
0x04, /* u8 if_bDescriptorType; Interface */
0x00, /* u8 if_bInterfaceNumber; */
0x00, /* u8 if_bAlternateSetting; */
0x01, /* u8 if_bNumEndpoints; */
0x03, /* u8 if_bInterfaceClass; */
0x01, /* u8 if_bInterfaceSubClass; */
0x02, /* u8 if_bInterfaceProtocol; [usb1.1 or single tt] */
0x05, /* u8 if_iInterface; */
/* HID descriptor */
0x09, /* u8 bLength; */
0x21, /* u8 bDescriptorType; */
0x00, 0x01, /* u16 HID_class */
0x00, /* u8 country_code */
0x01, /* u8 num_descriptors */
0x22, /* u8 type; Report */
50, 0, /* u16 len */
/* one endpoint */
0x07, /* u8 ep_bLength; */
0x05, /* u8 ep_bDescriptorType; Endpoint */
0x81, /* u8 ep_bEndpointAddress; IN Endpoint 1 */
0x03, /* u8 ep_bmAttributes; Interrupt */
0x03, 0x00, /* u16 ep_wMaxPacketSize; */
0x0a, /* u8 ep_bInterval; (0 - 255ms -- usb 2.0 spec) */
};
static const Bit8u bx_mouse_config_descriptor2[] = {
/* one configuration */
0x09, /* u8 bLength; */
0x02, /* u8 bDescriptorType; Configuration */
0x22, 0x00, /* u16 wTotalLength; */
0x01, /* u8 bNumInterfaces; (1) */
0x01, /* u8 bConfigurationValue; */
0x04, /* u8 iConfiguration; */
0xa0, /* u8 bmAttributes;
Bit 7: must be set,
6: Self-powered,
5: Remote wakeup,
4..0: resvd */
50, /* u8 MaxPower; */
/* USB 1.1:
* USB 2.0, single TT organization (mandatory):
* one interface, protocol 0
*
* USB 2.0, multiple TT organization (optional):
* two interfaces, protocols 1 (like single TT)
* and 2 (multiple TT mode) ... config is
* sometimes settable
* NOT IMPLEMENTED
*/
/* one interface */
0x09, /* u8 if_bLength; */
0x04, /* u8 if_bDescriptorType; Interface */
0x00, /* u8 if_bInterfaceNumber; */
0x00, /* u8 if_bAlternateSetting; */
0x01, /* u8 if_bNumEndpoints; */
0x03, /* u8 if_bInterfaceClass; */
0x01, /* u8 if_bInterfaceSubClass; */
0x02, /* u8 if_bInterfaceProtocol; [usb1.1 or single tt] */
0x05, /* u8 if_iInterface; */
/* HID descriptor */
0x09, /* u8 bLength; */
0x21, /* u8 bDescriptorType; */
0x00, 0x01, /* u16 HID_class */
0x00, /* u8 country_code */
0x01, /* u8 num_descriptors */
0x22, /* u8 type; Report */
50, 0, /* u16 len */
/* one endpoint */
0x07, /* u8 ep_bLength; */
0x05, /* u8 ep_bDescriptorType; Endpoint */
0x81, /* u8 ep_bEndpointAddress; IN Endpoint 1 */
0x03, /* u8 ep_bmAttributes; Interrupt */
0x03, 0x00, /* u16 ep_wMaxPacketSize; */
0x07, /* u8 ep_bInterval; (2 ^ (8-1) * 125 usecs = 8 ms) */
};
static const Bit8u bx_mouse_hid_descriptor[] = {
/* HID descriptor */
0x09, /* u8 bLength; */
0x21, /* u8 bDescriptorType; */
0x00, 0x01, /* u16 HID_class */
0x00, /* u8 country_code */
0x01, /* u8 num_descriptors */
0x22, /* u8 type; Report */
50, 0 /* u16 len */
};
static const Bit8u bx_mouse_hid_report_descriptor[] = {
0x05, 0x01, 0x09, 0x02, 0xA1, 0x01, 0x09, 0x01,
0xA1, 0x00, 0x05, 0x09, 0x19, 0x01, 0x29, 0x03,
0x15, 0x00, 0x25, 0x01, 0x95, 0x03, 0x75, 0x01,
0x81, 0x02, 0x95, 0x01, 0x75, 0x05, 0x81, 0x01,
0x05, 0x01, 0x09, 0x30, 0x09, 0x31, 0x15, 0x81,
0x25, 0x7F, 0x75, 0x08, 0x95, 0x02, 0x81, 0x06,
0xC0, 0xC0,
};
static const Bit8u bx_tablet_config_descriptor[] = {
/* one configuration */
0x09, /* u8 bLength; */
0x02, /* u8 bDescriptorType; Configuration */
0x22, 0x00, /* u16 wTotalLength; */
0x01, /* u8 bNumInterfaces; (1) */
0x01, /* u8 bConfigurationValue; */
0x04, /* u8 iConfiguration; */
0xa0, /* u8 bmAttributes;
Bit 7: must be set,
6: Self-powered,
5: Remote wakeup,
4..0: resvd */
50, /* u8 MaxPower; */
/* one interface */
0x09, /* u8 if_bLength; */
0x04, /* u8 if_bDescriptorType; Interface */
0x00, /* u8 if_bInterfaceNumber; */
0x00, /* u8 if_bAlternateSetting; */
0x01, /* u8 if_bNumEndpoints; */
0x03, /* u8 if_bInterfaceClass; */
0x01, /* u8 if_bInterfaceSubClass; */
0x02, /* u8 if_bInterfaceProtocol; [usb1.1 or single tt] */
0x05, /* u8 if_iInterface; */
/* HID descriptor */
0x09, /* u8 bLength; */
0x21, /* u8 bDescriptorType; */
0x00, 0x01, /* u16 HID_class */
0x00, /* u8 country_code */
0x01, /* u8 num_descriptors */
0x22, /* u8 type; Report */
74, 0, /* u16 len */
/* one endpoint */
0x07, /* u8 ep_bLength; */
0x05, /* u8 ep_bDescriptorType; Endpoint */
0x81, /* u8 ep_bEndpointAddress; IN Endpoint 1 */
0x03, /* u8 ep_bmAttributes; Interrupt */
0x08, 0x00, /* u16 ep_wMaxPacketSize; */
0x0a, /* u8 ep_bInterval; (0 - 255ms -- usb 2.0 spec) */
};
static const Bit8u bx_tablet_config_descriptor2[] = {
/* one configuration */
0x09, /* u8 bLength; */
0x02, /* u8 bDescriptorType; Configuration */
0x22, 0x00, /* u16 wTotalLength; */
0x01, /* u8 bNumInterfaces; (1) */
0x01, /* u8 bConfigurationValue; */
0x04, /* u8 iConfiguration; */
0xa0, /* u8 bmAttributes;
Bit 7: must be set,
6: Self-powered,
5: Remote wakeup,
4..0: resvd */
50, /* u8 MaxPower; */
/* one interface */
0x09, /* u8 if_bLength; */
0x04, /* u8 if_bDescriptorType; Interface */
0x00, /* u8 if_bInterfaceNumber; */
0x00, /* u8 if_bAlternateSetting; */
0x01, /* u8 if_bNumEndpoints; */
0x03, /* u8 if_bInterfaceClass; */
0x01, /* u8 if_bInterfaceSubClass; */
0x02, /* u8 if_bInterfaceProtocol; [usb1.1 or single tt] */
0x05, /* u8 if_iInterface; */
/* HID descriptor */
0x09, /* u8 bLength; */
0x21, /* u8 bDescriptorType; */
0x00, 0x01, /* u16 HID_class */
0x00, /* u8 country_code */
0x01, /* u8 num_descriptors */
0x22, /* u8 type; Report */
74, 0, /* u16 len */
/* one endpoint */
0x07, /* u8 ep_bLength; */
0x05, /* u8 ep_bDescriptorType; Endpoint */
0x81, /* u8 ep_bEndpointAddress; IN Endpoint 1 */
0x03, /* u8 ep_bmAttributes; Interrupt */
0x08, 0x00, /* u16 ep_wMaxPacketSize; */
0x04, /* u8 ep_bInterval; (2 ^ (4-1) * 125 usecs = 1 ms) */
};
static const Bit8u bx_tablet_hid_descriptor[] = {
/* HID descriptor */
0x09, /* u8 bLength; */
0x21, /* u8 bDescriptorType; */
0x00, 0x01, /* u16 HID_class */
0x00, /* u8 country_code */
0x01, /* u8 num_descriptors */
0x22, /* u8 type; Report */
74, 0, /* u16 len */
};
static const Bit8u bx_tablet_hid_report_descriptor[] = {
0x05, 0x01, /* Usage Page Generic Desktop */
0x09, 0x01, /* Usage Pointer */
0xA1, 0x01, /* Collection Application */
0x09, 0x01, /* Usage Pointer */
0xA1, 0x00, /* Collection Physical */
0x05, 0x09, /* Usage Page Button */
0x19, 0x01, /* Usage Minimum Button 1 */
0x29, 0x03, /* Usage Maximum Button 3 */
0x15, 0x00, /* Logical Minimum 0 */
0x25, 0x01, /* Logical Maximum 1 */
0x95, 0x03, /* Report Count 3 */
0x75, 0x01, /* Report Size 1 */
0x81, 0x02, /* Input (Data, Var, Abs) */
0x95, 0x01, /* Report Count 1 */
0x75, 0x05, /* Report Size 5 */
0x81, 0x01, /* Input (Cnst, Var, Abs) */
0x05, 0x01, /* Usage Page Generic Desktop */
0x09, 0x30, /* Usage X */
0x09, 0x31, /* Usage Y */
0x15, 0x00, /* Logical Minimum 0 */
0x26, 0xFF, 0x7F, /* Logical Maximum 0x7fff */
0x35, 0x00, /* Physical Minimum 0 */
0x46, 0xFF, 0x7F, /* Physical Maximum 0x7fff */
0x75, 0x10, /* Report Size 16 */
0x95, 0x02, /* Report Count 2 */
0x81, 0x02, /* Input (Data, Var, Abs) */
0x05, 0x01, /* Usage Page Generic Desktop */
0x09, 0x38, /* Usage Wheel */
0x15, 0x81, /* Logical Minimum -127 */
0x25, 0x7F, /* Logical Maximum 127 */
0x35, 0x00, /* Physical Minimum 0 (same as logical) */
0x45, 0x00, /* Physical Maximum 0 (same as logical) */
0x75, 0x08, /* Report Size 8 */
0x95, 0x01, /* Report Count 1 */
0x81, 0x06, /* Input (Data, Var, Rel) */
0xC0, /* End Collection */
0xC0, /* End Collection */
};
static const Bit8u bx_keypad_dev_descriptor[] = {
0x12, /* u8 bLength; */
0x01, /* u8 bDescriptorType; Device */
0x10, 0x01, /* u16 bcdUSB; v1.1 */
0x00, /* u8 bDeviceClass; */
0x00, /* u8 bDeviceSubClass; */
0x00, /* u8 bDeviceProtocol; [ low/full speeds only ] */
0x08, /* u8 bMaxPacketSize0; 8 Bytes */
0xB4, 0x04, /* u16 idVendor; */
0x01, 0x01, /* u16 idProduct; */
0x01, 0x00, /* u16 bcdDevice */
0x01, /* u8 iManufacturer; */
0x02, /* u8 iProduct; */
0x03, /* u8 iSerialNumber; */
0x01 /* u8 bNumConfigurations; */
};
static const Bit8u bx_keypad_dev_descriptor2[] = {
0x12, /* u8 bLength; */
0x01, /* u8 bDescriptorType; Device */
0x00, 0x02, /* u16 bcdUSB; v2.0 */
0x00, /* u8 bDeviceClass; */
0x00, /* u8 bDeviceSubClass; */
0x00, /* u8 bDeviceProtocol; [ low/full speeds only ] */
0x40, /* u8 bMaxPacketSize0; 64 Bytes */
0xB4, 0x04, /* u16 idVendor; */
0x01, 0x01, /* u16 idProduct; */
0x01, 0x00, /* u16 bcdDevice */
0x01, /* u8 iManufacturer; */
0x02, /* u8 iProduct; */
0x03, /* u8 iSerialNumber; */
0x01 /* u8 bNumConfigurations; */
};
static const Bit8u bx_keypad_config_descriptor[] = {
/* one configuration */
0x09, /* u8 bLength; */
0x02, /* u8 bDescriptorType; Configuration */
0x3B, 0x00, /* u16 wTotalLength; */
0x02, /* u8 bNumInterfaces; (2) */
0x01, /* u8 bConfigurationValue; */
0x04, /* u8 iConfiguration; */
0xa0, /* u8 bmAttributes;
Bit 7: must be set,
6: Self-powered,
5: Remote wakeup,
4..0: resvd */
50, /* u8 MaxPower; */
/* interface #1 of 2 */
0x09, /* u8 if_bLength; */
0x04, /* u8 if_bDescriptorType; Interface */
0x00, /* u8 if_bInterfaceNumber; */
0x00, /* u8 if_bAlternateSetting; */
0x01, /* u8 if_bNumEndpoints; */
0x03, /* u8 if_bInterfaceClass; */
0x01, /* u8 if_bInterfaceSubClass; */
0x01, /* u8 if_bInterfaceProtocol; [usb1.1 or single tt] */
0x05, /* u8 if_iInterface; */
/* HID descriptor */
0x09, /* u8 bLength; */
0x21, /* u8 bDescriptorType; */
0x00, 0x01, /* u16 HID_class */
0x00, /* u8 country_code */
0x01, /* u8 num_descriptors */
0x22, /* u8 type; Report */
65, 0, /* u16 len */
/* one endpoint (status change endpoint) */
0x07, /* u8 ep_bLength; */
0x05, /* u8 ep_bDescriptorType; Endpoint */
0x81, /* u8 ep_bEndpointAddress; IN Endpoint 1 */
0x03, /* u8 ep_bmAttributes; Interrupt */
0x08, 0x00, /* u16 ep_wMaxPacketSize; */
0x0a, /* u8 ep_bInterval; (255ms -- usb 2.0 spec) */
/* interface #2 of 2 */
0x09, /* u8 if_bLength; */
0x04, /* u8 if_bDescriptorType; Interface */
0x01, /* u8 if_bInterfaceNumber; */
0x00, /* u8 if_bAlternateSetting; */
0x01, /* u8 if_bNumEndpoints; */
0x03, /* u8 if_bInterfaceClass; */
0x01, /* u8 if_bInterfaceSubClass; */
0x02, /* u8 if_bInterfaceProtocol; [usb1.1 or single tt] */
0x06, /* u8 if_iInterface; */
/* HID descriptor */
0x09, /* u8 bLength; */
0x21, /* u8 bDescriptorType; */
0x00, 0x01, /* u16 HID_class */
0x00, /* u8 country_code */
0x01, /* u8 num_descriptors */
0x22, /* u8 type; Report */
50, 0, /* u16 len */
/* one endpoint */
0x07, /* u8 ep_bLength; */
0x05, /* u8 ep_bDescriptorType; Endpoint */
0x82, /* u8 ep_bEndpointAddress; IN Endpoint 2 */
0x03, /* u8 ep_bmAttributes; Interrupt */
0x08, 0x00, /* u16 ep_wMaxPacketSize; */
0x0a, /* u8 ep_bInterval; (0 - 255ms -- usb 2.0 spec) */
};
static const Bit8u bx_keypad_config_descriptor2[] = {
/* one configuration */
0x09, /* u8 bLength; */
0x02, /* u8 bDescriptorType; Configuration */
0x3B, 0x00, /* u16 wTotalLength; */
0x02, /* u8 bNumInterfaces; (2) */
0x01, /* u8 bConfigurationValue; */
0x04, /* u8 iConfiguration; */
0xa0, /* u8 bmAttributes;
Bit 7: must be set,
6: Self-powered,
5: Remote wakeup,
4..0: resvd */
50, /* u8 MaxPower; */
/* interface #1 of 2 */
0x09, /* u8 if_bLength; */
0x04, /* u8 if_bDescriptorType; Interface */
0x00, /* u8 if_bInterfaceNumber; */
0x00, /* u8 if_bAlternateSetting; */
0x01, /* u8 if_bNumEndpoints; */
0x03, /* u8 if_bInterfaceClass; */
0x01, /* u8 if_bInterfaceSubClass; */
0x01, /* u8 if_bInterfaceProtocol; [usb1.1 or single tt] */
0x05, /* u8 if_iInterface; */
/* HID descriptor */
0x09, /* u8 bLength; */
0x21, /* u8 bDescriptorType; */
0x00, 0x01, /* u16 HID_class */
0x00, /* u8 country_code */
0x01, /* u8 num_descriptors */
0x22, /* u8 type; Report */
65, 0, /* u16 len */
/* one endpoint (status change endpoint) */
0x07, /* u8 ep_bLength; */
0x05, /* u8 ep_bDescriptorType; Endpoint */
0x81, /* u8 ep_bEndpointAddress; IN Endpoint 1 */
0x03, /* u8 ep_bmAttributes; Interrupt */
0x08, 0x00, /* u16 ep_wMaxPacketSize; */
0x07, /* u8 ep_bInterval; (2 ^ (8-1) * 125 usecs = 8 ms) */
/* interface #2 of 2 */
0x09, /* u8 if_bLength; */
0x04, /* u8 if_bDescriptorType; Interface */
0x01, /* u8 if_bInterfaceNumber; */
0x00, /* u8 if_bAlternateSetting; */
0x01, /* u8 if_bNumEndpoints; */
0x03, /* u8 if_bInterfaceClass; */
0x01, /* u8 if_bInterfaceSubClass; */
0x02, /* u8 if_bInterfaceProtocol; [usb1.1 or single tt] */
0x06, /* u8 if_iInterface; */
/* HID descriptor */
0x09, /* u8 bLength; */
0x21, /* u8 bDescriptorType; */
0x00, 0x01, /* u16 HID_class */
0x00, /* u8 country_code */
0x01, /* u8 num_descriptors */
0x22, /* u8 type; Report */
50, 0, /* u16 len */
/* one endpoint */
0x07, /* u8 ep_bLength; */
0x05, /* u8 ep_bDescriptorType; Endpoint */
0x82, /* u8 ep_bEndpointAddress; IN Endpoint 2 */
0x03, /* u8 ep_bmAttributes; Interrupt */
0x08, 0x00, /* u16 ep_wMaxPacketSize; */
0x07, /* u8 ep_bInterval; (2 ^ (8-1) * 125 usecs = 8 ms) */
};
static const Bit8u bx_keypad_hid_descriptor[] = {
/* HID descriptor */
0x09, /* u8 bLength; */
0x21, /* u8 bDescriptorType; */
0x00, 0x01, /* u16 HID_class */
0x00, /* u8 country_code */
0x01, /* u8 num_descriptors */
0x22, /* u8 type; Report */
50, 0, /* u16 len */
};
static const Bit8u bx_keypad_hid_report_descriptor1[] = {
0x05, 0x01, 0x09, 0x06, 0xA1, 0x01, 0x05, 0x07,
0x19, 0xE0, 0x29, 0xE7, 0x15, 0x00, 0x25, 0x01,
0x75, 0x01, 0x95, 0x08, 0x81, 0x02, 0x95, 0x01,
0x75, 0x08, 0x81, 0x01, 0x95, 0x03, 0x75, 0x01,
0x05, 0x08, 0x19, 0x01, 0x29, 0x03, 0x91, 0x02,
0x95, 0x05, 0x75, 0x01, 0x91, 0x01, 0x95, 0x06,
0x75, 0x08, 0x15, 0x00, 0x26, 0xFF, 0x00, 0x05,
0x07, 0x19, 0x00, 0x2A, 0xFF, 0x00, 0x81, 0x00,
0xC0
};
static const Bit8u bx_keypad_hid_report_descriptor2[] = {
0x05, 0x0C, 0x09, 0x01, 0xA1, 0x01, 0x85, 0x01,
0x19, 0x00, 0x2A, 0x3C, 0x02, 0x15, 0x00, 0x26,
0x3C, 0x02, 0x95, 0x01, 0x75, 0x10, 0x81, 0x00,
0xC0, 0x05, 0x01, 0x09, 0x80, 0xA1, 0x01, 0x85,
0x02, 0x19, 0x81, 0x29, 0x83, 0x25, 0x01, 0x75,
0x01, 0x95, 0x03, 0x81, 0x02, 0x95, 0x05, 0x81,
0x01, 0xC0
};
// this interface has a key conversion table of len = 17
struct KEYPAD keypad_lookup[KEYPAD_LEN] = {
{ BX_KEY_NUM_LOCK, { 0x00, 0x00, 0x53, 0x00, 0x00, 0x00, 0x00, 0x00 } }, // 7
{ BX_KEY_KP_HOME, { 0x00, 0x00, 0x5F, 0x00, 0x00, 0x00, 0x00, 0x00 } }, // 7
{ BX_KEY_KP_LEFT, { 0x00, 0x00, 0x5C, 0x00, 0x00, 0x00, 0x00, 0x00 } }, // 4
{ BX_KEY_KP_END, { 0x00, 0x00, 0x59, 0x00, 0x00, 0x00, 0x00, 0x00 } }, // 1
{ BX_KEY_KP_INSERT, { 0x00, 0x00, 0x62, 0x00, 0x00, 0x00, 0x00, 0x00 } }, // 0
{ BX_KEY_KP_DIVIDE, { 0x00, 0x00, 0x54, 0x00, 0x00, 0x00, 0x00, 0x00 } }, // /
{ BX_KEY_KP_UP, { 0x00, 0x00, 0x60, 0x00, 0x00, 0x00, 0x00, 0x00 } }, // 8
{ BX_KEY_KP_5, { 0x00, 0x00, 0x5D, 0x00, 0x00, 0x00, 0x00, 0x00 } }, // 5
{ BX_KEY_KP_DOWN, { 0x00, 0x00, 0x5A, 0x00, 0x00, 0x00, 0x00, 0x00 } }, // 2
{ BX_KEY_KP_MULTIPLY, { 0x00, 0x00, 0x55, 0x00, 0x00, 0x00, 0x00, 0x00 } }, // *
{ BX_KEY_KP_PAGE_UP, { 0x00, 0x00, 0x61, 0x00, 0x00, 0x00, 0x00, 0x00 } }, // 9
{ BX_KEY_KP_RIGHT, { 0x00, 0x00, 0x5E, 0x00, 0x00, 0x00, 0x00, 0x00 } }, // 6
{ BX_KEY_KP_PAGE_DOWN, { 0x00, 0x00, 0x5B, 0x00, 0x00, 0x00, 0x00, 0x00 } }, // 3
{ BX_KEY_KP_SUBTRACT, { 0x00, 0x00, 0x56, 0x00, 0x00, 0x00, 0x00, 0x00 } }, // -
{ BX_KEY_KP_ADD, { 0x00, 0x00, 0x57, 0x00, 0x00, 0x00, 0x00, 0x00 } }, // +
{ BX_KEY_KP_DELETE, { 0x00, 0x00, 0x63, 0x00, 0x00, 0x00, 0x00, 0x00 } }, // .
{ BX_KEY_KP_ENTER, { 0x00, 0x00, 0x58, 0x00, 0x00, 0x00, 0x00, 0x00 } }, // Enter
};
struct USBKBD usbkbd_conv[BX_KEY_NBKEYS] = {
0x01, 1,
0x02, 1,
0x3a, 0,
0x3b, 0,
0x3c, 0,
0x3d, 0,
0x3e, 0,
0x3f, 0,
0x40, 0,
0x41, 0,
0x42, 0,
0x43, 0,
0x44, 0,
0x45, 0,
0x10, 1,
0x20, 1,
0x39, 0,
0x53, 0,
0x04, 1,
0x40, 1,
0x04, 0,
0x05, 0,
0x06, 0,
0x07, 0,
0x08, 0,
0x09, 0,
0x0a, 0,
0x0b, 0,
0x0c, 0,
0x0d, 0,
0x0e, 0,
0x0f, 0,
0x10, 0,
0x11, 0,
0x12, 0,
0x13, 0,
0x14, 0,
0x15, 0,
0x16, 0,
0x17, 0,
0x18, 0,
0x19, 0,
0x1a, 0,
0x1b, 0,
0x1c, 0,
0x1d, 0,
0x27, 0,
0x1e, 0,
0x1f, 0,
0x20, 0,
0x21, 0,
0x22, 0,
0x23, 0,
0x24, 0,
0x25, 0,
0x26, 0,
0x29, 0,
0x2c, 0,
0x34, 0,
0x36, 0,
0x37, 0,
0x38, 0,
0x33, 0,
0x2e, 0,
0x2f, 0,
0x31, 0,
0x30, 0,
0x2d, 0,
0x35, 0,
0x2a, 0,
0x28, 0,
0x2b, 0,
0x64, 0,
0x46, 0,
0x47, 0,
0x48, 0,
0x49, 0,
0x4c, 0,
0x4a, 0,
0x4d, 0,
0x4b, 0,
0x4e, 0,
0x57, 0,
0x56, 0,
0x59, 0,
0x5a, 0,
0x5b, 0,
0x5c, 0,
0x5e, 0,
0x5f, 0,
0x60, 0,
0x61, 0,
0x62, 0,
0x63, 0,
0x5d, 0,
0x52, 0,
0x51, 0,
0x50, 0,
0x4f, 0,
0x58, 0,
0x55, 0,
0x54, 0,
0xe3, 0,
0xe7, 0,
0x00, 0, /* BX_KEY_MENU */
0x00, 0, /* BX_KEY_ALT_SYSREQ */
0x00, 0, /* BX_KEY_CTRL_BREAK */
0x00, 0, /* BX_KEY_INT_BACK */
0x00, 0, /* BX_KEY_INT_FORWARD */
0x00, 0, /* BX_KEY_INT_STOP */
0x00, 0, /* BX_KEY_INT_MAIL */
0x00, 0, /* BX_KEY_INT_SEARCH */
0x00, 0, /* BX_KEY_INT_FAV */
0x00, 0, /* BX_KEY_INT_HOME */
0x00, 0, /* BX_KEY_MYCOMP */
0x00, 0, /* BX_KEY_CALC */
0x00, 0, /* BX_KEY_SLEEP */
0x66, 0,
0x00, 0 /* BX_KEY_WAKE */
};
usb_hid_device_c::usb_hid_device_c(usbdev_type type)
{
d.type = type;
d.minspeed = USB_SPEED_LOW;
d.maxspeed = USB_SPEED_HIGH;
d.speed = d.minspeed;
if (d.type == USB_DEV_TYPE_MOUSE) {
strcpy(d.devname, "USB Mouse");
if (d.speed == USB_SPEED_HIGH) {
d.dev_descriptor = bx_mouse_dev_descriptor2;
d.config_descriptor = bx_mouse_config_descriptor2;
d.device_desc_size = sizeof(bx_mouse_dev_descriptor2);
d.config_desc_size = sizeof(bx_mouse_config_descriptor2);
} else {
d.dev_descriptor = bx_mouse_dev_descriptor;
d.config_descriptor = bx_mouse_config_descriptor;
d.device_desc_size = sizeof(bx_mouse_dev_descriptor);
d.config_desc_size = sizeof(bx_mouse_config_descriptor);
}
DEV_register_removable_mouse((void*)this, mouse_enq_static, mouse_enabled_changed);
} else if (d.type == USB_DEV_TYPE_TABLET) {
strcpy(d.devname, "USB Tablet");
if (d.speed == USB_SPEED_HIGH) {
d.dev_descriptor = bx_mouse_dev_descriptor2;
d.config_descriptor = bx_tablet_config_descriptor2;
d.device_desc_size = sizeof(bx_mouse_dev_descriptor2);
d.config_desc_size = sizeof(bx_tablet_config_descriptor2);
} else {
d.dev_descriptor = bx_mouse_dev_descriptor;
d.config_descriptor = bx_tablet_config_descriptor;
d.device_desc_size = sizeof(bx_mouse_dev_descriptor);
d.config_desc_size = sizeof(bx_tablet_config_descriptor);
}
DEV_register_removable_mouse((void*)this, mouse_enq_static, mouse_enabled_changed);
bx_gui->set_mouse_mode_absxy(1);
} else if ((d.type == USB_DEV_TYPE_KEYPAD) || (d.type == USB_DEV_TYPE_KEYBOARD)) {
if (d.type == USB_DEV_TYPE_KEYPAD) {
strcpy(d.devname, "USB/PS2 Keypad");
} else {
strcpy(d.devname, "USB/PS2 Keyboard");
}
if (d.speed == USB_SPEED_HIGH) {
d.dev_descriptor = bx_keypad_dev_descriptor2;
d.config_descriptor = bx_keypad_config_descriptor2;
d.device_desc_size = sizeof(bx_keypad_dev_descriptor2);
d.config_desc_size = sizeof(bx_keypad_config_descriptor2);
} else {
d.dev_descriptor = bx_keypad_dev_descriptor;
d.config_descriptor = bx_keypad_config_descriptor;
d.device_desc_size = sizeof(bx_keypad_dev_descriptor);
d.config_desc_size = sizeof(bx_keypad_config_descriptor);
}
DEV_register_removable_keyboard((void*)this, gen_scancode_static, NULL);
// DEV_register_removable_mouse((void*)this, mouse_enq_static, mouse_enabled_changed);
}
d.vendor_desc = "BOCHS";
d.product_desc = d.devname;
d.serial_num = "1";
d.connected = 1;
memset((void*)&s, 0, sizeof(s));
if ((d.type == USB_DEV_TYPE_KEYPAD) || (d.type == USB_DEV_TYPE_KEYBOARD)) {
statusbar_id = bx_gui->register_statusitem("NUM");
s.saved_key = BX_KEY_UNHANDLED;
}
2013-12-29 16:56:52 +04:00
put("usb_hid", "USBHID");
}
usb_hid_device_c::~usb_hid_device_c(void)
{
d.sr->clear();
if ((d.type == USB_DEV_TYPE_MOUSE) ||
(d.type == USB_DEV_TYPE_TABLET)) {
bx_gui->set_mouse_mode_absxy(0);
DEV_unregister_removable_mouse((void*)this);
} else if ((d.type == USB_DEV_TYPE_KEYPAD) ||
(d.type == USB_DEV_TYPE_KEYBOARD)) {
bx_gui->unregister_statusitem(statusbar_id);
DEV_unregister_removable_keyboard((void*)this);
// DEV_unregister_removable_mouse((void*)this);
}
}
void usb_hid_device_c::register_state_specific(bx_list_c *parent)
{
bx_list_c *list = new bx_list_c(parent, "s", "USB HID Device State");
BXRS_DEC_PARAM_FIELD(list, mouse_delayed_dx, s.mouse_delayed_dx);
BXRS_DEC_PARAM_FIELD(list, mouse_delayed_dy, s.mouse_delayed_dy);
BXRS_DEC_PARAM_FIELD(list, mouse_delayed_dz, s.mouse_delayed_dz);
BXRS_DEC_PARAM_FIELD(list, mouse_x, s.mouse_x);
BXRS_DEC_PARAM_FIELD(list, mouse_y, s.mouse_y);
BXRS_DEC_PARAM_FIELD(list, mouse_z, s.mouse_z);
BXRS_HEX_PARAM_FIELD(list, b_state, s.b_state);
BXRS_HEX_PARAM_FIELD(list, idle, s.idle);
BXRS_HEX_PARAM_FIELD(list, indicators, s.indicators);
BXRS_PARAM_BOOL(list, has_events, s.has_events);
if ((d.type == USB_DEV_TYPE_KEYPAD) || (d.type == USB_DEV_TYPE_KEYBOARD)) {
BXRS_DEC_PARAM_FIELD(list, saved_key, s.saved_key);
new bx_shadow_data_c(list, "key_pad_packet", s.key_pad_packet, 8, 1);
}
}
void usb_hid_device_c::handle_reset()
{
memset((void*)&s, 0, sizeof(s));
BX_DEBUG(("Reset"));
}
int usb_hid_device_c::handle_control(int request, int value, int index, int length, Bit8u *data)
{
int ret;
Bit8u modchange;
ret = handle_control_common(request, value, index, length, data);
if (ret >= 0) {
return ret;
}
ret = 0;
switch(request) {
case DeviceOutRequest | USB_REQ_CLEAR_FEATURE:
goto fail;
break;
case DeviceOutRequest | USB_REQ_SET_FEATURE:
goto fail;
break;
case DeviceRequest | USB_REQ_GET_DESCRIPTOR:
switch(value >> 8) {
case USB_DT_STRING:
switch(value & 0xff) {
case 4:
ret = set_usb_string(data, "HID Mouse");
break;
case 5:
ret = set_usb_string(data, "Endpoint1 Interrupt Pipe");
break;
default:
BX_ERROR(("USB HID handle_control: unknown string descriptor 0x%02x", value & 0xff));
goto fail;
}
break;
default:
BX_ERROR(("USB HID handle_control: unknown descriptor type 0x%02x", value >> 8));
goto fail;
}
break;
/* hid specific requests */
case InterfaceRequest | USB_REQ_GET_DESCRIPTOR:
switch(value >> 8) {
case 0x21:
if (d.type == USB_DEV_TYPE_MOUSE) {
memcpy(data, bx_mouse_hid_descriptor,
sizeof(bx_mouse_hid_descriptor));
ret = sizeof(bx_mouse_hid_descriptor);
} else if (d.type == USB_DEV_TYPE_TABLET) {
memcpy(data, bx_tablet_hid_descriptor,
sizeof(bx_tablet_hid_descriptor));
ret = sizeof(bx_tablet_hid_descriptor);
} else if ((d.type == USB_DEV_TYPE_KEYPAD) ||
(d.type == USB_DEV_TYPE_KEYBOARD)) {
memcpy(data, bx_keypad_hid_descriptor,
sizeof(bx_keypad_hid_descriptor));
ret = sizeof(bx_keypad_hid_descriptor);
} else {
goto fail;
}
break;
case 0x22:
if (d.type == USB_DEV_TYPE_MOUSE) {
memcpy(data, bx_mouse_hid_report_descriptor,
sizeof(bx_mouse_hid_report_descriptor));
ret = sizeof(bx_mouse_hid_report_descriptor);
} else if (d.type == USB_DEV_TYPE_TABLET) {
memcpy(data, bx_tablet_hid_report_descriptor,
sizeof(bx_tablet_hid_report_descriptor));
ret = sizeof(bx_tablet_hid_report_descriptor);
} else if ((d.type == USB_DEV_TYPE_KEYPAD) ||
(d.type == USB_DEV_TYPE_KEYBOARD)) {
if (index == 0) {
memcpy(data, bx_keypad_hid_report_descriptor1,
sizeof(bx_keypad_hid_report_descriptor1));
ret = sizeof(bx_keypad_hid_report_descriptor1);
} else {
memcpy(data, bx_keypad_hid_report_descriptor2,
sizeof(bx_keypad_hid_report_descriptor2));
ret = sizeof(bx_keypad_hid_report_descriptor2);
}
} else {
goto fail;
}
break;
case 0x23:
BX_ERROR(("USB HID handle_control: Host requested the HID Physical Descriptor"));
goto fail;
default:
BX_ERROR(("USB HID handle_control: unknown HID descriptor 0x%02x", value >> 8));
goto fail;
}
break;
case EndpointOutRequest | USB_REQ_CLEAR_FEATURE:
if ((value == 0) && (index != 0x81)) { /* clear EP halt */
goto fail;
}
break;
case GET_REPORT:
if ((d.type == USB_DEV_TYPE_MOUSE) ||
(d.type == USB_DEV_TYPE_TABLET)) {
ret = mouse_poll(data, length, 1);
} else if ((d.type == USB_DEV_TYPE_KEYPAD) ||
(d.type == USB_DEV_TYPE_KEYBOARD)) {
if (index == 0) {
ret = keyboard_poll(data, length, 1);
} else {
ret = mouse_poll(data, length, 1);
}
} else {
goto fail;
}
break;
case SET_REPORT:
if (((d.type == USB_DEV_TYPE_KEYPAD) ||
(d.type == USB_DEV_TYPE_KEYBOARD)) && (value = 0x200)) {
modchange = (data[0] ^ s.indicators);
if (modchange != 0) {
if (modchange & 0x01) {
if (statusbar_id >= 0) {
bx_gui->statusbar_setitem(statusbar_id, data[0] & 0x01);
} else {
BX_INFO(("NUMLOCK %s", (data[0] & 0x01) ? "on" : "off"));
}
} else if (modchange & 0x02) {
BX_INFO(("CAPSLOCK %s", (data[0] & 0x02) ? "on" : "off"));
} else if (modchange & 0x04) {
BX_INFO(("SCRLLOCK %s", (data[0] & 0x04) ? "on" : "off"));
}
s.indicators = data[0];
}
ret = 0;
} else {
goto fail;
}
break;
case GET_IDLE:
data[0] = s.idle;
ret = 1;
break;
case SET_IDLE:
s.idle = (value >> 8);
ret = 0;
break;
case SET_PROTOCOL:
ret = 0;
break;
default:
BX_ERROR(("USB HID handle_control: unknown request 0x%04x", request));
fail:
d.stall = 1;
ret = USB_RET_STALL;
break;
}
return ret;
}
int usb_hid_device_c::handle_data(USBPacket *p)
{
int ret = 0;
switch(p->pid) {
case USB_TOKEN_IN:
if (p->devep == 1) {
if ((d.type == USB_DEV_TYPE_MOUSE) ||
(d.type == USB_DEV_TYPE_TABLET)) {
ret = mouse_poll(p->data, p->len, 0);
} else if ((d.type == USB_DEV_TYPE_KEYPAD) ||
(d.type == USB_DEV_TYPE_KEYBOARD)) {
ret = keyboard_poll(p->data, p->len, 0);
} else {
goto fail;
}
} else if (p->devep == 2) {
if ((d.type == USB_DEV_TYPE_KEYPAD) ||
(d.type == USB_DEV_TYPE_KEYBOARD)) {
ret = mouse_poll(p->data, p->len, 0);
} else {
goto fail;
}
} else {
goto fail;
}
break;
case USB_TOKEN_OUT:
BX_ERROR(("USB HID handle_data: unexpected pid TOKEN_OUT"));
default:
fail:
d.stall = 1;
ret = USB_RET_STALL;
break;
}
return ret;
}
int usb_hid_device_c::mouse_poll(Bit8u *buf, int len, bx_bool force)
{
int l = USB_RET_NAK;
if ((d.type == USB_DEV_TYPE_MOUSE) ||
(d.type == USB_DEV_TYPE_KEYPAD) ||
(d.type == USB_DEV_TYPE_KEYBOARD)) {
if (!s.has_events) {
// if there's no new movement, handle delayed one
mouse_enq(0, 0, s.mouse_z, s.b_state, 0);
}
if (s.has_events || (s.idle != 0) || force) {
buf[0] = (Bit8u) s.b_state;
buf[1] = (Bit8s) s.mouse_x;
buf[2] = (Bit8s) s.mouse_y;
s.mouse_x = 0;
s.mouse_y = 0;
l = 3;
if (len >= 4) {
buf[3] = (Bit8s) s.mouse_z; // if wheel mouse
s.mouse_z = 0;
l = 4;
}
s.has_events = 0;
}
} else if (d.type == USB_DEV_TYPE_TABLET) {
if (s.has_events || (s.idle != 0) || force) {
buf[0] = (Bit8u) s.b_state;
buf[1] = (Bit8u)(s.mouse_x & 0xff);
buf[2] = (Bit8u)(s.mouse_x >> 8);
buf[3] = (Bit8u)(s.mouse_y & 0xff);
buf[4] = (Bit8u)(s.mouse_y >> 8);
buf[5] = (Bit8s) s.mouse_z;
s.mouse_z = 0;
l = 6;
s.has_events = 0;
}
}
return l;
}
void usb_hid_device_c::mouse_enabled_changed(void *dev, bx_bool enabled)
{
if (enabled) ((usb_hid_device_c*)dev)->handle_reset();
}
void usb_hid_device_c::mouse_enq_static(void *dev, int delta_x, int delta_y, int delta_z, unsigned button_state, bx_bool absxy)
{
((usb_hid_device_c*)dev)->mouse_enq(delta_x, delta_y, delta_z, button_state, absxy);
}
void usb_hid_device_c::mouse_enq(int delta_x, int delta_y, int delta_z, unsigned button_state, bx_bool absxy)
{
Bit16s prev_x, prev_y;
if (d.type == USB_DEV_TYPE_MOUSE) {
// scale down the motion
if ((delta_x < -1) || (delta_x > 1))
delta_x /= 2;
if ((delta_y < -1) || (delta_y > 1))
delta_y /= 2;
if (delta_x>127) delta_x=127;
if (delta_y>127) delta_y=127;
if (delta_x<-128) delta_x=-128;
if (delta_y<-128) delta_y=-128;
s.mouse_delayed_dx+=delta_x;
s.mouse_delayed_dy-=delta_y;
if (s.mouse_delayed_dx > 127) {
delta_x = 127;
s.mouse_delayed_dx -= 127;
} else if (s.mouse_delayed_dx < -128) {
delta_x = -128;
s.mouse_delayed_dx += 128;
} else {
delta_x = s.mouse_delayed_dx;
s.mouse_delayed_dx = 0;
}
if (s.mouse_delayed_dy > 127) {
delta_y = 127;
s.mouse_delayed_dy -= 127;
} else if (s.mouse_delayed_dy < -128) {
delta_y = -128;
s.mouse_delayed_dy += 128;
} else {
delta_y = s.mouse_delayed_dy;
s.mouse_delayed_dy = 0;
}
s.mouse_x = (Bit8s) delta_x;
s.mouse_y = (Bit8s) delta_y;
if ((s.mouse_x != 0) || (s.mouse_y != 0) || (button_state != s.b_state)) {
s.has_events = 1;
}
} else if (d.type == USB_DEV_TYPE_TABLET) {
prev_x = s.mouse_x;
prev_y = s.mouse_y;
if (absxy) {
s.mouse_x = delta_x;
s.mouse_y = delta_y;
} else {
s.mouse_x += delta_x;
s.mouse_y -= delta_y;
}
if (s.mouse_x < 0)
s.mouse_x = 0;
if (s.mouse_y < 0)
s.mouse_y = 0;
if ((s.mouse_x != prev_x) || (s.mouse_y != prev_y) || (button_state != s.b_state)) {
s.has_events = 1;
}
}
s.mouse_z = (Bit8s) delta_z;
s.b_state = (Bit8u) button_state;
}
int usb_hid_device_c::keyboard_poll(Bit8u *buf, int len, bx_bool force)
{
int l = USB_RET_NAK;
if ((d.type == USB_DEV_TYPE_KEYPAD) ||
(d.type == USB_DEV_TYPE_KEYBOARD)) {
if (s.has_events || (s.idle != 0) || force) {
memcpy(buf, s.key_pad_packet, len);
l = 8;
s.has_events = 0;
}
}
return l;
}
bx_bool usb_hid_device_c::gen_scancode_static(void *dev, Bit32u key)
{
return ((usb_hid_device_c*)dev)->gen_scancode(key);
}
bx_bool usb_hid_device_c::gen_scancode(Bit32u key)
{
bx_bool released = (key & BX_KEY_RELEASED) != 0;
Bit8u code;
key &= ~BX_KEY_RELEASED;
if (d.type == USB_DEV_TYPE_KEYBOARD) {
code = usbkbd_conv[key].code;
if (usbkbd_conv[key].modkey) {
if (released) {
s.key_pad_packet[0] &= ~code;
} else {
s.key_pad_packet[0] |= code;
}
} else {
// FIXME
if (released) {
if (code == s.key_pad_packet[2]) {
s.key_pad_packet[2] = 0;
s.has_events = 1;
}
} else {
if (code != 0) {
s.key_pad_packet[2] = code;
s.has_events = 1;
}
}
}
return 1;
} else {
// if it is the break code of the saved key, then clear our packet key.
if (released) {
if (key == s.saved_key) {
s.saved_key = BX_KEY_UNHANDLED;
memset(s.key_pad_packet, 0, 8);
s.has_events = 1;
BX_DEBUG(("Routing Bochs key release (%d) to USB keypad", key));
return 1; // tell the keyboard handler that we used it, and to return with out processing key
}
return 0;
}
bx_bool fnd = 0;
for (int m = 0; m < KEYPAD_LEN; m++) {
if (key == keypad_lookup[m].bxkey) {
memcpy(s.key_pad_packet, keypad_lookup[m].keypad_packet, 8);
fnd = 1;
break;
}
}
if (fnd) {
s.saved_key = key;
s.has_events = 1;
BX_DEBUG(("Routing Bochs key press (%d) to USB keypad", key));
}
// tell the keyboard handler whether we used it or not. (0 = no, 1 = yes and keyboard.cc ignores keystoke)
return fnd;
}
}
#endif // BX_SUPPORT_PCI && BX_SUPPORT_PCIUSB