added virtual USB mouse support
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1599 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard
parent
92414fdca0
commit
59ae540c3d
@ -294,7 +294,8 @@ ifeq ($(TARGET_BASE_ARCH), i386)
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# Hardware support
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VL_OBJS+= ide.o ne2000.o pckbd.o vga.o $(SOUND_HW) dma.o $(AUDIODRV)
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VL_OBJS+= fdc.o mc146818rtc.o serial.o i8259.o i8254.o pc.o
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VL_OBJS+= cirrus_vga.o mixeng.o apic.o parallel.o usb.o usb-uhci.o usb-linux.o
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VL_OBJS+= cirrus_vga.o mixeng.o apic.o parallel.o
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VL_OBJS+= usb.o usb-uhci.o usb-linux.o usb-hid.o
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DEFINES += -DHAS_AUDIO
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endif
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ifeq ($(TARGET_BASE_ARCH), ppc)
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21
hw/pc.c
21
hw/pc.c
@ -622,24 +622,31 @@ static void pc_init1(int ram_size, int vga_ram_size, int boot_device,
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if (pci_enabled && usb_enabled) {
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USBPort *usb_root_ports[2];
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USBDevice *usb_hub;
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USBDevice *usb_dev;
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usb_uhci_init(pci_bus, usb_root_ports);
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#if 0
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{
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USBPort *usb_hub1_ports[4];
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USBPort *usb_hub2_ports[2];
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/* test: we simulate a USB hub */
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usb_hub = usb_hub_init(usb_hub1_ports, 4);
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usb_attach(usb_root_ports[0], usb_hub);
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usb_dev = usb_hub_init(usb_hub1_ports, 4);
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usb_attach(usb_root_ports[0], usb_dev);
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/* test: we simulate a USB hub */
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usb_hub = usb_hub_init(usb_hub2_ports, 2);
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usb_attach(usb_hub1_ports[0], usb_hub);
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usb_dev = usb_hub_init(usb_hub2_ports, 2);
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usb_attach(usb_hub1_ports[0], usb_dev);
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}
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#endif
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#if 0
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/* USB mouse */
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usb_dev = usb_mouse_init();
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usb_attach(usb_root_ports[0], usb_dev);
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#endif
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#if 1
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/* simulated hub with the host USB devices connected to it */
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usb_hub = usb_host_hub_init();
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usb_attach(usb_root_ports[0], usb_hub);
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usb_dev = usb_host_hub_init();
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usb_attach(usb_root_ports[0], usb_dev);
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#endif
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}
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/* must be done after all PCI devices are instanciated */
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347
hw/usb-hid.c
Normal file
347
hw/usb-hid.c
Normal file
@ -0,0 +1,347 @@
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/*
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* QEMU USB HID devices
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*
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* Copyright (c) 2005 Fabrice Bellard
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to deal
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* in the Software without restriction, including without limitation the rights
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* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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* copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
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* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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* THE SOFTWARE.
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*/
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#include "vl.h"
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/* HID interface requests */
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#define GET_REPORT 0xa101
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#define GET_IDLE 0xa102
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#define GET_PROTOCOL 0xa103
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#define SET_IDLE 0x210a
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#define SET_PROTOCOL 0x210b
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typedef struct USBMouseState {
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USBDevice dev;
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int dx, dy, dz, buttons_state;
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} USBMouseState;
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/* mostly the same values as the Bochs USB Mouse device */
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static const uint8_t qemu_mouse_dev_descriptor[] = {
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0x12, /* u8 bLength; */
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0x01, /* u8 bDescriptorType; Device */
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0x10, 0x00, /* u16 bcdUSB; v1.0 */
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0x00, /* u8 bDeviceClass; */
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0x00, /* u8 bDeviceSubClass; */
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0x00, /* u8 bDeviceProtocol; [ low/full speeds only ] */
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0x08, /* u8 bMaxPacketSize0; 8 Bytes */
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0x27, 0x06, /* u16 idVendor; */
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0x01, 0x00, /* u16 idProduct; */
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0x00, 0x00, /* u16 bcdDevice */
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0x03, /* u8 iManufacturer; */
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0x02, /* u8 iProduct; */
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0x01, /* u8 iSerialNumber; */
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0x01 /* u8 bNumConfigurations; */
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};
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static const uint8_t qemu_mouse_config_descriptor[] = {
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/* one configuration */
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0x09, /* u8 bLength; */
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0x02, /* u8 bDescriptorType; Configuration */
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0x22, 0x00, /* u16 wTotalLength; */
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0x01, /* u8 bNumInterfaces; (1) */
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0x01, /* u8 bConfigurationValue; */
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0x04, /* u8 iConfiguration; */
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0xa0, /* u8 bmAttributes;
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Bit 7: must be set,
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6: Self-powered,
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5: Remote wakeup,
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4..0: resvd */
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50, /* u8 MaxPower; */
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/* USB 1.1:
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* USB 2.0, single TT organization (mandatory):
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* one interface, protocol 0
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*
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* USB 2.0, multiple TT organization (optional):
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* two interfaces, protocols 1 (like single TT)
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* and 2 (multiple TT mode) ... config is
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* sometimes settable
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* NOT IMPLEMENTED
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*/
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/* one interface */
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0x09, /* u8 if_bLength; */
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0x04, /* u8 if_bDescriptorType; Interface */
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0x00, /* u8 if_bInterfaceNumber; */
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0x00, /* u8 if_bAlternateSetting; */
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0x01, /* u8 if_bNumEndpoints; */
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0x03, /* u8 if_bInterfaceClass; */
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0x01, /* u8 if_bInterfaceSubClass; */
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0x02, /* u8 if_bInterfaceProtocol; [usb1.1 or single tt] */
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0x05, /* u8 if_iInterface; */
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/* one endpoint (status change endpoint) */
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0x07, /* u8 ep_bLength; */
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0x05, /* u8 ep_bDescriptorType; Endpoint */
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0x81, /* u8 ep_bEndpointAddress; IN Endpoint 1 */
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0x03, /* u8 ep_bmAttributes; Interrupt */
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0x03, 0x00, /* u16 ep_wMaxPacketSize; */
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0x0a, /* u8 ep_bInterval; (255ms -- usb 2.0 spec) */
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/* HID descriptor */
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0x09, /* u8 bLength; */
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0x21, /* u8 bDescriptorType; */
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0x01, 0x00, /* u16 HID_class */
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0x00, /* u8 country_code */
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0x01, /* u8 num_descriptors */
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0x22, /* u8 type; Report */
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50, 0, /* u16 len */
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};
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static const uint8_t qemu_mouse_hid_report_descriptor[] = {
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0x05, 0x01, 0x09, 0x02, 0xA1, 0x01, 0x09, 0x01,
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0xA1, 0x00, 0x05, 0x09, 0x19, 0x01, 0x29, 0x03,
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0x15, 0x00, 0x25, 0x01, 0x95, 0x03, 0x75, 0x01,
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0x81, 0x02, 0x95, 0x01, 0x75, 0x05, 0x81, 0x01,
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0x05, 0x01, 0x09, 0x30, 0x09, 0x31, 0x15, 0x81,
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0x25, 0x7F, 0x75, 0x08, 0x95, 0x02, 0x81, 0x06,
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0xC0, 0xC0,
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};
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static void usb_mouse_event(void *opaque,
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int dx1, int dy1, int dz1, int buttons_state)
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{
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USBMouseState *s = opaque;
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s->dx += dx1;
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s->dy += dy1;
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s->dz += dz1;
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s->buttons_state = buttons_state;
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}
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static inline int int_clamp(int val, int vmin, int vmax)
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{
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if (val < vmin)
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return vmin;
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else if (val > vmax)
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return vmax;
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else
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return val;
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}
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static int usb_mouse_poll(USBMouseState *s, uint8_t *buf, int len)
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{
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int dx, dy, dz, b, l;
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dx = int_clamp(s->dx, -128, 127);
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dy = int_clamp(s->dy, -128, 127);
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dz = int_clamp(s->dz, -128, 127);
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s->dx -= dx;
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s->dy -= dy;
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s->dz -= dz;
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b = 0;
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if (s->buttons_state & MOUSE_EVENT_LBUTTON)
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b |= 0x01;
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if (s->buttons_state & MOUSE_EVENT_RBUTTON)
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b |= 0x02;
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if (s->buttons_state & MOUSE_EVENT_MBUTTON)
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b |= 0x04;
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buf[0] = b;
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buf[1] = dx;
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buf[2] = dy;
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l = 3;
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if (len >= 4) {
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buf[3] = dz;
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l = 4;
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}
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return l;
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}
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static void usb_mouse_handle_reset(USBDevice *dev)
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{
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USBMouseState *s = (USBMouseState *)dev;
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s->dx = 0;
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s->dy = 0;
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s->dz = 0;
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s->buttons_state = 0;
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}
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static int usb_mouse_handle_control(USBDevice *dev, int request, int value,
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int index, int length, uint8_t *data)
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{
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USBMouseState *s = (USBMouseState *)dev;
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int ret;
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switch(request) {
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case DeviceRequest | USB_REQ_GET_STATUS:
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data[0] = (1 << USB_DEVICE_SELF_POWERED) |
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(dev->remote_wakeup << USB_DEVICE_REMOTE_WAKEUP);
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data[1] = 0x00;
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ret = 2;
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break;
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case DeviceOutRequest | USB_REQ_CLEAR_FEATURE:
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if (value == USB_DEVICE_REMOTE_WAKEUP) {
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dev->remote_wakeup = 0;
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} else {
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goto fail;
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}
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ret = 0;
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break;
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case DeviceOutRequest | USB_REQ_SET_FEATURE:
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if (value == USB_DEVICE_REMOTE_WAKEUP) {
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dev->remote_wakeup = 1;
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} else {
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goto fail;
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}
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ret = 0;
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break;
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case DeviceOutRequest | USB_REQ_SET_ADDRESS:
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dev->addr = value;
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ret = 0;
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break;
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case DeviceRequest | USB_REQ_GET_DESCRIPTOR:
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switch(value >> 8) {
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case USB_DT_DEVICE:
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memcpy(data, qemu_mouse_dev_descriptor,
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sizeof(qemu_mouse_dev_descriptor));
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ret = sizeof(qemu_mouse_dev_descriptor);
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break;
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case USB_DT_CONFIG:
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memcpy(data, qemu_mouse_config_descriptor,
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sizeof(qemu_mouse_config_descriptor));
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ret = sizeof(qemu_mouse_config_descriptor);
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break;
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case USB_DT_STRING:
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switch(value & 0xff) {
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case 0:
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/* language ids */
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data[0] = 4;
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data[1] = 3;
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data[2] = 0x09;
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data[3] = 0x04;
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ret = 4;
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break;
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case 1:
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/* serial number */
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ret = set_usb_string(data, "1");
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break;
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case 2:
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/* product description */
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ret = set_usb_string(data, "QEMU USB Mouse");
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break;
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case 3:
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/* vendor description */
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ret = set_usb_string(data, "QEMU " QEMU_VERSION);
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break;
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case 4:
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ret = set_usb_string(data, "HID Mouse");
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break;
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case 5:
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ret = set_usb_string(data, "Endpoint1 Interrupt Pipe");
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break;
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default:
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goto fail;
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}
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break;
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default:
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goto fail;
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}
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break;
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case DeviceRequest | USB_REQ_GET_CONFIGURATION:
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data[0] = 1;
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ret = 1;
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break;
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case DeviceOutRequest | USB_REQ_SET_CONFIGURATION:
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ret = 0;
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break;
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case DeviceRequest | USB_REQ_GET_INTERFACE:
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data[0] = 0;
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ret = 1;
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break;
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case DeviceOutRequest | USB_REQ_SET_INTERFACE:
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ret = 0;
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break;
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/* hid specific requests */
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case InterfaceRequest | USB_REQ_GET_DESCRIPTOR:
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switch(value >> 8) {
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case 0x22:
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memcpy(data, qemu_mouse_hid_report_descriptor,
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sizeof(qemu_mouse_hid_report_descriptor));
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ret = sizeof(qemu_mouse_hid_report_descriptor);
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break;
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default:
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goto fail;
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}
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break;
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case GET_REPORT:
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ret = usb_mouse_poll(s, data, length);
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break;
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case SET_IDLE:
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ret = 0;
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break;
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default:
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fail:
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ret = USB_RET_STALL;
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break;
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}
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return ret;
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}
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static int usb_mouse_handle_data(USBDevice *dev, int pid,
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uint8_t devep, uint8_t *data, int len)
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{
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USBMouseState *s = (USBMouseState *)dev;
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int ret;
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switch(pid) {
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case USB_TOKEN_IN:
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if (devep == 1) {
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ret = usb_mouse_poll(s, data, len);
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} else {
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goto fail;
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}
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break;
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case USB_TOKEN_OUT:
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default:
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fail:
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ret = USB_RET_STALL;
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break;
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}
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return ret;
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}
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USBDevice *usb_mouse_init(void)
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{
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USBMouseState *s;
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s = qemu_mallocz(sizeof(USBMouseState));
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if (!s)
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return NULL;
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s->dev.speed = USB_SPEED_FULL;
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s->dev.handle_packet = usb_generic_handle_packet;
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s->dev.handle_reset = usb_mouse_handle_reset;
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s->dev.handle_control = usb_mouse_handle_control;
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s->dev.handle_data = usb_mouse_handle_data;
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qemu_add_mouse_event_handler(usb_mouse_event, s);
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return (USBDevice *)s;
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}
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10
hw/usb.h
10
hw/usb.h
@ -64,6 +64,13 @@
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#define DeviceRequest ((USB_DIR_IN|USB_TYPE_STANDARD|USB_RECIP_DEVICE)<<8)
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#define DeviceOutRequest ((USB_DIR_OUT|USB_TYPE_STANDARD|USB_RECIP_DEVICE)<<8)
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#define InterfaceRequest \
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((USB_DIR_IN|USB_TYPE_STANDARD|USB_RECIP_INTERFACE)<<8)
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#define InterfaceOutRequest \
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((USB_DIR_OUT|USB_TYPE_STANDARD|USB_RECIP_INTERFACE)<<8)
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#define EndpointRequest ((USB_DIR_IN|USB_TYPE_STANDARD|USB_RECIP_ENDPOINT)<<8)
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#define EndpointOutRequest \
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((USB_DIR_OUT|USB_TYPE_STANDARD|USB_RECIP_ENDPOINT)<<8)
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#define USB_REQ_GET_STATUS 0x00
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#define USB_REQ_CLEAR_FEATURE 0x01
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@ -137,3 +144,6 @@ void usb_uhci_init(PCIBus *bus, USBPort **usb_ports);
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/* usb-linux.c */
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USBDevice *usb_host_hub_init(void);
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/* usb-hid.c */
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USBDevice *usb_mouse_init(void);
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