mirror of https://github.com/PCSX2/pcsx2.git
627 lines
22 KiB
C
627 lines
22 KiB
C
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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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#define USB_MOUSE 1
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#define USB_TABLET 2
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#include "type.h"
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#include "usb.h"
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#include "audio.h"
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#include "usbcfg.h"
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#include "usbdesc.h"
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/* mostly the same values as the Bochs USB Mouse device */
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static const uint8_t qemu_mic_dev_descriptor[] = {
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sizeof(qemu_mic_dev_descriptor), /* bLength */
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1, /* bDescriptorType */
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WBVAL(0x0110), /* 1.10 */ /* bcdUSB */
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0x00, /* bDeviceClass */
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0x00, /* bDeviceSubClass */
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0x00, /* bDeviceProtocol */
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USB_MAX_PACKET0, /* bMaxPacketSize0 */
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WBVAL(0xC251), /* idVendor */
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WBVAL(0x1304), /* idProduct */
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WBVAL(0x0100), /* 1.00 */ /* bcdDevice */
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0x04, /* iManufacturer */
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0x20, /* iProduct */
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0x4A, /* iSerialNumber */
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0x01 /* bNumConfigurations */
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};
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static const uint8_t qemu_mic_config_descriptor[] = {
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/* Configuration 1 */
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sizeof(qemu_mic_config_descriptor), /* bLength */
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USB_CONFIGURATION_DESCRIPTOR_TYPE, /* bDescriptorType */
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WBVAL( /* wTotalLength */
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USB_CONFIGUARTION_DESC_SIZE +
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USB_INTERFACE_DESC_SIZE +
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AUDIO_CONTROL_INTERFACE_DESC_SZ(1) +
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AUDIO_INPUT_TERMINAL_DESC_SIZE +
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AUDIO_FEATURE_UNIT_DESC_SZ(1,1) +
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AUDIO_OUTPUT_TERMINAL_DESC_SIZE +
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USB_INTERFACE_DESC_SIZE +
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USB_INTERFACE_DESC_SIZE +
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AUDIO_STREAMING_INTERFACE_DESC_SIZE +
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AUDIO_FORMAT_TYPE_I_DESC_SZ(1) +
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AUDIO_STANDARD_ENDPOINT_DESC_SIZE +
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AUDIO_STREAMING_ENDPOINT_DESC_SIZE
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),
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0x02, /* bNumInterfaces */
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0x01, /* bConfigurationValue */
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0x00, /* iConfiguration */
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USB_CONFIG_BUS_POWERED, /* bmAttributes */
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USB_CONFIG_POWER_MA(100), /* bMaxPower */
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/* Interface 0, Alternate Setting 0, Audio Control */
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USB_INTERFACE_DESC_SIZE, /* bLength */
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USB_INTERFACE_DESCRIPTOR_TYPE, /* bDescriptorType */
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0x00, /* bInterfaceNumber */
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0x00, /* bAlternateSetting */
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0x00, /* bNumEndpoints */
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USB_DEVICE_CLASS_AUDIO, /* bInterfaceClass */
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AUDIO_SUBCLASS_AUDIOCONTROL, /* bInterfaceSubClass */
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AUDIO_PROTOCOL_UNDEFINED, /* bInterfaceProtocol */
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0x00, /* iInterface */
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/* Audio Control Interface */
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AUDIO_CONTROL_INTERFACE_DESC_SZ(1), /* bLength */
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AUDIO_INTERFACE_DESCRIPTOR_TYPE, /* bDescriptorType */
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AUDIO_CONTROL_HEADER, /* bDescriptorSubtype */
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WBVAL(0x0100), /* 1.00 */ /* bcdADC */
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WBVAL( /* wTotalLength */
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AUDIO_CONTROL_INTERFACE_DESC_SZ(1) +
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AUDIO_INPUT_TERMINAL_DESC_SIZE +
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AUDIO_FEATURE_UNIT_DESC_SZ(1,1) +
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AUDIO_OUTPUT_TERMINAL_DESC_SIZE
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),
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0x01, /* bInCollection */
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0x01, /* baInterfaceNr */
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/* Audio Input Terminal */
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AUDIO_INPUT_TERMINAL_DESC_SIZE, /* bLength */
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AUDIO_INTERFACE_DESCRIPTOR_TYPE, /* bDescriptorType */
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AUDIO_CONTROL_INPUT_TERMINAL, /* bDescriptorSubtype */
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0x01, /* bTerminalID */
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WBVAL(AUDIO_TERMINAL_USB_STREAMING), /* wTerminalType */
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0x00, /* bAssocTerminal */
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0x01, /* bNrChannels */
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WBVAL(AUDIO_CHANNEL_M), /* wChannelConfig */
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0x00, /* iChannelNames */
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0x00, /* iTerminal */
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/* Audio Feature Unit */
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AUDIO_FEATURE_UNIT_DESC_SZ(1,1), /* bLength */
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AUDIO_INTERFACE_DESCRIPTOR_TYPE, /* bDescriptorType */
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AUDIO_CONTROL_FEATURE_UNIT, /* bDescriptorSubtype */
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0x02, /* bUnitID */
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0x01, /* bSourceID */
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0x01, /* bControlSize */
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AUDIO_CONTROL_MUTE |
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AUDIO_CONTROL_VOLUME, /* bmaControls(0) */
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0x00, /* bmaControls(1) */
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0x00, /* iTerminal */
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/* Audio Output Terminal */
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AUDIO_OUTPUT_TERMINAL_DESC_SIZE, /* bLength */
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AUDIO_INTERFACE_DESCRIPTOR_TYPE, /* bDescriptorType */
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AUDIO_CONTROL_OUTPUT_TERMINAL, /* bDescriptorSubtype */
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0x03, /* bTerminalID */
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WBVAL(AUDIO_TERMINAL_SPEAKER), /* wTerminalType */
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0x00, /* bAssocTerminal */
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0x02, /* bSourceID */
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0x00, /* iTerminal */
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/* Interface 1, Alternate Setting 0, Audio Streaming - Zero Bandwith */
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USB_INTERFACE_DESC_SIZE, /* bLength */
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USB_INTERFACE_DESCRIPTOR_TYPE, /* bDescriptorType */
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0x01, /* bInterfaceNumber */
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0x00, /* bAlternateSetting */
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0x00, /* bNumEndpoints */
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USB_DEVICE_CLASS_AUDIO, /* bInterfaceClass */
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AUDIO_SUBCLASS_AUDIOSTREAMING, /* bInterfaceSubClass */
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AUDIO_PROTOCOL_UNDEFINED, /* bInterfaceProtocol */
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0x00, /* iInterface */
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/* Interface 1, Alternate Setting 1, Audio Streaming - Operational */
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USB_INTERFACE_DESC_SIZE, /* bLength */
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USB_INTERFACE_DESCRIPTOR_TYPE, /* bDescriptorType */
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0x01, /* bInterfaceNumber */
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0x01, /* bAlternateSetting */
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0x01, /* bNumEndpoints */
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USB_DEVICE_CLASS_AUDIO, /* bInterfaceClass */
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AUDIO_SUBCLASS_AUDIOSTREAMING, /* bInterfaceSubClass */
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AUDIO_PROTOCOL_UNDEFINED, /* bInterfaceProtocol */
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0x00, /* iInterface */
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/* Audio Streaming Interface */
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AUDIO_STREAMING_INTERFACE_DESC_SIZE, /* bLength */
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AUDIO_INTERFACE_DESCRIPTOR_TYPE, /* bDescriptorType */
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AUDIO_STREAMING_GENERAL, /* bDescriptorSubtype */
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0x01, /* bTerminalLink */
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0x01, /* bDelay */
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WBVAL(AUDIO_FORMAT_PCM), /* wFormatTag */
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/* Audio Type I Format */
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AUDIO_FORMAT_TYPE_I_DESC_SZ(1), /* bLength */
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AUDIO_INTERFACE_DESCRIPTOR_TYPE, /* bDescriptorType */
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AUDIO_STREAMING_FORMAT_TYPE, /* bDescriptorSubtype */
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AUDIO_FORMAT_TYPE_I, /* bFormatType */
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0x01, /* bNrChannels */
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0x02, /* bSubFrameSize */
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16, /* bBitResolution */
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0x01, /* bSamFreqType */
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B3VAL(32000), /* tSamFreq */
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/* Endpoint - Standard Descriptor */
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AUDIO_STANDARD_ENDPOINT_DESC_SIZE, /* bLength */
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USB_ENDPOINT_DESCRIPTOR_TYPE, /* bDescriptorType */
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USB_ENDPOINT_OUT(3), /* bEndpointAddress */
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USB_ENDPOINT_TYPE_ISOCHRONOUS, /* bmAttributes */
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WBVAL(64), /* wMaxPacketSize */
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0x01, /* bInterval */
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0x00, /* bRefresh */
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0x00, /* bSynchAddress */
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/* Endpoint - Audio Streaming */
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AUDIO_STREAMING_ENDPOINT_DESC_SIZE, /* bLength */
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AUDIO_ENDPOINT_DESCRIPTOR_TYPE, /* bDescriptorType */
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AUDIO_ENDPOINT_GENERAL, /* bDescriptor */
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0x00, /* bmAttributes */
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0x00, /* bLockDelayUnits */
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WBVAL(0x0000), /* wLockDelay */
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/* Terminator */
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0 /* bLength */
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};
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static const uint8_t qemu_tablet_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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/* 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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74, 0, /* u16 len */
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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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0x08, 0x00, /* u16 ep_wMaxPacketSize; */
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0x03, /* u8 ep_bInterval; (255ms -- usb 2.0 spec) */
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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 const uint8_t qemu_tablet_hid_report_descriptor[] = {
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0x05, 0x01, /* Usage Page Generic Desktop */
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0x09, 0x01, /* Usage Mouse */
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0xA1, 0x01, /* Collection Application */
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0x09, 0x01, /* Usage Pointer */
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0xA1, 0x00, /* Collection Physical */
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0x05, 0x09, /* Usage Page Button */
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0x19, 0x01, /* Usage Minimum Button 1 */
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0x29, 0x03, /* Usage Maximum Button 3 */
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0x15, 0x00, /* Logical Minimum 0 */
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0x25, 0x01, /* Logical Maximum 1 */
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0x95, 0x03, /* Report Count 3 */
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0x75, 0x01, /* Report Size 1 */
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0x81, 0x02, /* Input (Data, Var, Abs) */
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0x95, 0x01, /* Report Count 1 */
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0x75, 0x05, /* Report Size 5 */
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0x81, 0x01, /* Input (Cnst, Var, Abs) */
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0x05, 0x01, /* Usage Page Generic Desktop */
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0x09, 0x30, /* Usage X */
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0x09, 0x31, /* Usage Y */
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0x15, 0x00, /* Logical Minimum 0 */
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0x26, 0xFF, 0x7F, /* Logical Maximum 0x7fff */
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0x35, 0x00, /* Physical Minimum 0 */
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0x46, 0xFE, 0x7F, /* Physical Maximum 0x7fff */
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0x75, 0x10, /* Report Size 16 */
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0x95, 0x02, /* Report Count 2 */
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0x81, 0x02, /* Input (Data, Var, Abs) */
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0x05, 0x01, /* Usage Page Generic Desktop */
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0x09, 0x38, /* Usage Wheel */
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0x15, 0x81, /* Logical Minimum -127 */
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0x25, 0x7F, /* Logical Maximum 127 */
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0x35, 0x00, /* Physical Minimum 0 (same as logical) */
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0x45, 0x00, /* Physical Maximum 0 (same as logical) */
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0x75, 0x08, /* Report Size 8 */
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0x95, 0x01, /* Report Count 1 */
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0x81, 0x02, /* Input (Data, Var, Rel) */
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0xC0, /* End Collection */
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0xC0, /* End Collection */
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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 void usb_tablet_event(void *opaque,
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int x, int y, int dz, int buttons_state)
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{
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USBMouseState *s = opaque;
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s->x = x;
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s->y = y;
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s->dz += dz;
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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)
|
||
|
|
return vmin;
|
||
|
|
else if (val > vmax)
|
||
|
|
return vmax;
|
||
|
|
else
|
||
|
|
return val;
|
||
|
|
}
|
||
|
|
|
||
|
|
static int usb_mouse_poll(USBMouseState *s, uint8_t *buf, int len)
|
||
|
|
{
|
||
|
|
int dx, dy, dz, b, l;
|
||
|
|
|
||
|
|
if (!s->mouse_grabbed) {
|
||
|
|
qemu_add_mouse_event_handler(usb_mouse_event, s, 0);
|
||
|
|
s->mouse_grabbed = 1;
|
||
|
|
}
|
||
|
|
|
||
|
|
dx = int_clamp(s->dx, -128, 127);
|
||
|
|
dy = int_clamp(s->dy, -128, 127);
|
||
|
|
dz = int_clamp(s->dz, -128, 127);
|
||
|
|
|
||
|
|
s->dx -= dx;
|
||
|
|
s->dy -= dy;
|
||
|
|
s->dz -= dz;
|
||
|
|
|
||
|
|
b = 0;
|
||
|
|
if (s->buttons_state & MOUSE_EVENT_LBUTTON)
|
||
|
|
b |= 0x01;
|
||
|
|
if (s->buttons_state & MOUSE_EVENT_RBUTTON)
|
||
|
|
b |= 0x02;
|
||
|
|
if (s->buttons_state & MOUSE_EVENT_MBUTTON)
|
||
|
|
b |= 0x04;
|
||
|
|
|
||
|
|
buf[0] = b;
|
||
|
|
buf[1] = dx;
|
||
|
|
buf[2] = dy;
|
||
|
|
l = 3;
|
||
|
|
if (len >= 4) {
|
||
|
|
buf[3] = dz;
|
||
|
|
l = 4;
|
||
|
|
}
|
||
|
|
return l;
|
||
|
|
}
|
||
|
|
|
||
|
|
static int usb_tablet_poll(USBMouseState *s, uint8_t *buf, int len)
|
||
|
|
{
|
||
|
|
int dz, b, l;
|
||
|
|
|
||
|
|
if (!s->mouse_grabbed) {
|
||
|
|
qemu_add_mouse_event_handler(usb_tablet_event, s, 1);
|
||
|
|
s->mouse_grabbed = 1;
|
||
|
|
}
|
||
|
|
|
||
|
|
dz = int_clamp(s->dz, -128, 127);
|
||
|
|
s->dz -= dz;
|
||
|
|
|
||
|
|
/* Appears we have to invert the wheel direction */
|
||
|
|
dz = 0 - dz;
|
||
|
|
b = 0;
|
||
|
|
if (s->buttons_state & MOUSE_EVENT_LBUTTON)
|
||
|
|
b |= 0x01;
|
||
|
|
if (s->buttons_state & MOUSE_EVENT_RBUTTON)
|
||
|
|
b |= 0x02;
|
||
|
|
if (s->buttons_state & MOUSE_EVENT_MBUTTON)
|
||
|
|
b |= 0x04;
|
||
|
|
|
||
|
|
buf[0] = b;
|
||
|
|
buf[1] = s->x & 0xff;
|
||
|
|
buf[2] = s->x >> 8;
|
||
|
|
buf[3] = s->y & 0xff;
|
||
|
|
buf[4] = s->y >> 8;
|
||
|
|
buf[5] = dz;
|
||
|
|
l = 6;
|
||
|
|
|
||
|
|
return l;
|
||
|
|
}
|
||
|
|
|
||
|
|
static void usb_mouse_handle_reset(USBDevice *dev)
|
||
|
|
{
|
||
|
|
USBMouseState *s = (USBMouseState *)dev;
|
||
|
|
|
||
|
|
s->dx = 0;
|
||
|
|
s->dy = 0;
|
||
|
|
s->dz = 0;
|
||
|
|
s->x = 0;
|
||
|
|
s->y = 0;
|
||
|
|
s->buttons_state = 0;
|
||
|
|
}
|
||
|
|
|
||
|
|
static int usb_mouse_handle_control(USBDevice *dev, int request, int value,
|
||
|
|
int index, int length, uint8_t *data)
|
||
|
|
{
|
||
|
|
USBMouseState *s = (USBMouseState *)dev;
|
||
|
|
int ret = 0;
|
||
|
|
|
||
|
|
switch(request) {
|
||
|
|
case DeviceRequest | USB_REQ_GET_STATUS:
|
||
|
|
data[0] = (1 << USB_DEVICE_SELF_POWERED) |
|
||
|
|
(dev->remote_wakeup << USB_DEVICE_REMOTE_WAKEUP);
|
||
|
|
data[1] = 0x00;
|
||
|
|
ret = 2;
|
||
|
|
break;
|
||
|
|
case DeviceOutRequest | USB_REQ_CLEAR_FEATURE:
|
||
|
|
if (value == USB_DEVICE_REMOTE_WAKEUP) {
|
||
|
|
dev->remote_wakeup = 0;
|
||
|
|
} else {
|
||
|
|
goto fail;
|
||
|
|
}
|
||
|
|
ret = 0;
|
||
|
|
break;
|
||
|
|
case DeviceOutRequest | USB_REQ_SET_FEATURE:
|
||
|
|
if (value == USB_DEVICE_REMOTE_WAKEUP) {
|
||
|
|
dev->remote_wakeup = 1;
|
||
|
|
} else {
|
||
|
|
goto fail;
|
||
|
|
}
|
||
|
|
ret = 0;
|
||
|
|
break;
|
||
|
|
case DeviceOutRequest | USB_REQ_SET_ADDRESS:
|
||
|
|
dev->addr = value;
|
||
|
|
ret = 0;
|
||
|
|
break;
|
||
|
|
case DeviceRequest | USB_REQ_GET_DESCRIPTOR:
|
||
|
|
switch(value >> 8) {
|
||
|
|
case USB_DT_DEVICE:
|
||
|
|
memcpy(data, qemu_mouse_dev_descriptor,
|
||
|
|
sizeof(qemu_mouse_dev_descriptor));
|
||
|
|
ret = sizeof(qemu_mouse_dev_descriptor);
|
||
|
|
break;
|
||
|
|
case USB_DT_CONFIG:
|
||
|
|
if (s->kind == USB_MOUSE) {
|
||
|
|
memcpy(data, qemu_mouse_config_descriptor,
|
||
|
|
sizeof(qemu_mouse_config_descriptor));
|
||
|
|
ret = sizeof(qemu_mouse_config_descriptor);
|
||
|
|
} else if (s->kind == USB_TABLET) {
|
||
|
|
memcpy(data, qemu_tablet_config_descriptor,
|
||
|
|
sizeof(qemu_tablet_config_descriptor));
|
||
|
|
ret = sizeof(qemu_tablet_config_descriptor);
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
case USB_DT_STRING:
|
||
|
|
switch(value & 0xff) {
|
||
|
|
case 0:
|
||
|
|
/* language ids */
|
||
|
|
data[0] = 4;
|
||
|
|
data[1] = 3;
|
||
|
|
data[2] = 0x09;
|
||
|
|
data[3] = 0x04;
|
||
|
|
ret = 4;
|
||
|
|
break;
|
||
|
|
case 1:
|
||
|
|
/* serial number */
|
||
|
|
ret = set_usb_string(data, "1");
|
||
|
|
break;
|
||
|
|
case 2:
|
||
|
|
/* product description */
|
||
|
|
if (s->kind == USB_MOUSE)
|
||
|
|
ret = set_usb_string(data, "QEMU USB Mouse");
|
||
|
|
else if (s->kind == USB_TABLET)
|
||
|
|
ret = set_usb_string(data, "QEMU USB Tablet");
|
||
|
|
break;
|
||
|
|
case 3:
|
||
|
|
/* vendor description */
|
||
|
|
ret = set_usb_string(data, "PCSX2/QEMU");
|
||
|
|
break;
|
||
|
|
case 4:
|
||
|
|
ret = set_usb_string(data, "HID Mouse");
|
||
|
|
break;
|
||
|
|
case 5:
|
||
|
|
ret = set_usb_string(data, "Endpoint1 Interrupt Pipe");
|
||
|
|
break;
|
||
|
|
default:
|
||
|
|
goto fail;
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
default:
|
||
|
|
goto fail;
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
case DeviceRequest | USB_REQ_GET_CONFIGURATION:
|
||
|
|
data[0] = 1;
|
||
|
|
ret = 1;
|
||
|
|
break;
|
||
|
|
case DeviceOutRequest | USB_REQ_SET_CONFIGURATION:
|
||
|
|
ret = 0;
|
||
|
|
break;
|
||
|
|
case DeviceRequest | USB_REQ_GET_INTERFACE:
|
||
|
|
data[0] = 0;
|
||
|
|
ret = 1;
|
||
|
|
break;
|
||
|
|
case DeviceOutRequest | USB_REQ_SET_INTERFACE:
|
||
|
|
ret = 0;
|
||
|
|
break;
|
||
|
|
/* hid specific requests */
|
||
|
|
case InterfaceRequest | USB_REQ_GET_DESCRIPTOR:
|
||
|
|
switch(value >> 8) {
|
||
|
|
case 0x22:
|
||
|
|
if (s->kind == USB_MOUSE) {
|
||
|
|
memcpy(data, qemu_mouse_hid_report_descriptor,
|
||
|
|
sizeof(qemu_mouse_hid_report_descriptor));
|
||
|
|
ret = sizeof(qemu_mouse_hid_report_descriptor);
|
||
|
|
} else if (s->kind == USB_TABLET) {
|
||
|
|
memcpy(data, qemu_tablet_hid_report_descriptor,
|
||
|
|
sizeof(qemu_tablet_hid_report_descriptor));
|
||
|
|
ret = sizeof(qemu_tablet_hid_report_descriptor);
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
default:
|
||
|
|
goto fail;
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
case GET_REPORT:
|
||
|
|
if (s->kind == USB_MOUSE)
|
||
|
|
ret = usb_mouse_poll(s, data, length);
|
||
|
|
else if (s->kind == USB_TABLET)
|
||
|
|
ret = usb_tablet_poll(s, data, length);
|
||
|
|
break;
|
||
|
|
case SET_IDLE:
|
||
|
|
ret = 0;
|
||
|
|
break;
|
||
|
|
default:
|
||
|
|
fail:
|
||
|
|
ret = USB_RET_STALL;
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
return ret;
|
||
|
|
}
|
||
|
|
|
||
|
|
static int usb_mouse_handle_data(USBDevice *dev, int pid,
|
||
|
|
uint8_t devep, uint8_t *data, int len)
|
||
|
|
{
|
||
|
|
USBMouseState *s = (USBMouseState *)dev;
|
||
|
|
int ret = 0;
|
||
|
|
|
||
|
|
switch(pid) {
|
||
|
|
case USB_TOKEN_IN:
|
||
|
|
if (devep == 1) {
|
||
|
|
if (s->kind == USB_MOUSE)
|
||
|
|
ret = usb_mouse_poll(s, data, len);
|
||
|
|
else if (s->kind == USB_TABLET)
|
||
|
|
ret = usb_tablet_poll(s, data, len);
|
||
|
|
} else {
|
||
|
|
goto fail;
|
||
|
|
}
|
||
|
|
break;
|
||
|
|
case USB_TOKEN_OUT:
|
||
|
|
default:
|
||
|
|
fail:
|
||
|
|
ret = USB_RET_STALL;
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
return ret;
|
||
|
|
}
|
||
|
|
|
||
|
|
static void usb_mouse_handle_destroy(USBDevice *dev)
|
||
|
|
{
|
||
|
|
USBMouseState *s = (USBMouseState *)dev;
|
||
|
|
|
||
|
|
qemu_add_mouse_event_handler(NULL, NULL, 0);
|
||
|
|
free(s);
|
||
|
|
}
|
||
|
|
|
||
|
|
USBDevice *usb_tablet_init(void)
|
||
|
|
{
|
||
|
|
USBMouseState *s;
|
||
|
|
|
||
|
|
s = qemu_mallocz(sizeof(USBMouseState));
|
||
|
|
if (!s)
|
||
|
|
return NULL;
|
||
|
|
s->dev.speed = USB_SPEED_FULL;
|
||
|
|
s->dev.handle_packet = usb_generic_handle_packet;
|
||
|
|
|
||
|
|
s->dev.handle_reset = usb_mouse_handle_reset;
|
||
|
|
s->dev.handle_control = usb_mouse_handle_control;
|
||
|
|
s->dev.handle_data = usb_mouse_handle_data;
|
||
|
|
s->dev.handle_destroy = usb_mouse_handle_destroy;
|
||
|
|
s->kind = USB_TABLET;
|
||
|
|
|
||
|
|
pstrcpy(s->dev.devname, sizeof(s->dev.devname), "QEMU USB Tablet");
|
||
|
|
|
||
|
|
return (USBDevice *)s;
|
||
|
|
}
|
||
|
|
|
||
|
|
USBDevice *usb_mouse_init(void)
|
||
|
|
{
|
||
|
|
USBMouseState *s;
|
||
|
|
|
||
|
|
s = qemu_mallocz(sizeof(USBMouseState));
|
||
|
|
if (!s)
|
||
|
|
return NULL;
|
||
|
|
s->dev.speed = USB_SPEED_FULL;
|
||
|
|
s->dev.handle_packet = usb_generic_handle_packet;
|
||
|
|
|
||
|
|
s->dev.handle_reset = usb_mouse_handle_reset;
|
||
|
|
s->dev.handle_control = usb_mouse_handle_control;
|
||
|
|
s->dev.handle_data = usb_mouse_handle_data;
|
||
|
|
s->dev.handle_destroy = usb_mouse_handle_destroy;
|
||
|
|
s->kind = USB_MOUSE;
|
||
|
|
|
||
|
|
pstrcpy(s->dev.devname, sizeof(s->dev.devname), "QEMU USB Mouse");
|
||
|
|
|
||
|
|
return (USBDevice *)s;
|
||
|
|
}
|