From f721e3ac031f892af46f255a47d7f54a91317b30 Mon Sep 17 00:00:00 2001 From: The Android Open Source Project Date: Tue, 3 Mar 2009 18:28:35 -0800 Subject: auto import from //depot/cupcake/@135843 --- hw/usb-hid.c | 896 ----------------------------------------------------------- 1 file changed, 896 deletions(-) delete mode 100644 hw/usb-hid.c (limited to 'hw/usb-hid.c') diff --git a/hw/usb-hid.c b/hw/usb-hid.c deleted file mode 100644 index 406c9ab..0000000 --- a/hw/usb-hid.c +++ /dev/null @@ -1,896 +0,0 @@ -/* - * QEMU USB HID devices - * - * Copyright (c) 2005 Fabrice Bellard - * Copyright (c) 2007 OpenMoko, Inc. (andrew@openedhand.com) - * - * 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. - * - * 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. - */ -#include "hw.h" -#include "console.h" -#include "usb.h" - -/* 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 - -/* HID descriptor types */ -#define USB_DT_HID 0x21 -#define USB_DT_REPORT 0x22 -#define USB_DT_PHY 0x23 - -#define USB_MOUSE 1 -#define USB_TABLET 2 -#define USB_KEYBOARD 3 - -typedef struct USBMouseState { - int dx, dy, dz, buttons_state; - int x, y; - int mouse_grabbed; - QEMUPutMouseEntry *eh_entry; -} USBMouseState; - -typedef struct USBKeyboardState { - uint16_t modifiers; - uint8_t leds; - uint8_t key[16]; - int keys; -} USBKeyboardState; - -typedef struct USBHIDState { - USBDevice dev; - union { - USBMouseState ptr; - USBKeyboardState kbd; - }; - int kind; - int protocol; - int idle; - int changed; -} USBHIDState; - -/* mostly the same values as the Bochs USB Mouse device */ -static const uint8_t qemu_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 */ - - 0x03, /* u8 iManufacturer; */ - 0x02, /* u8 iProduct; */ - 0x01, /* u8 iSerialNumber; */ - 0x01 /* u8 bNumConfigurations; */ -}; - -static const uint8_t qemu_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] */ - 0x07, /* u8 if_iInterface; */ - - /* HID descriptor */ - 0x09, /* u8 bLength; */ - 0x21, /* u8 bDescriptorType; */ - 0x01, 0x00, /* u16 HID_class */ - 0x00, /* u8 country_code */ - 0x01, /* u8 num_descriptors */ - 0x22, /* u8 type; Report */ - 52, 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 */ - 0x04, 0x00, /* u16 ep_wMaxPacketSize; */ - 0x0a, /* u8 ep_bInterval; (255ms -- usb 2.0 spec) */ -}; - -static const uint8_t qemu_tablet_config_descriptor[] = { - /* one configuration */ - 0x09, /* u8 bLength; */ - 0x02, /* u8 bDescriptorType; Configuration */ - 0x22, 0x00, /* u16 wTotalLength; */ - 0x01, /* u8 bNumInterfaces; (1) */ - 0x01, /* u8 bConfigurationValue; */ - 0x05, /* 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] */ - 0x07, /* u8 if_iInterface; */ - - /* HID descriptor */ - 0x09, /* u8 bLength; */ - 0x21, /* u8 bDescriptorType; */ - 0x01, 0x00, /* u16 HID_class */ - 0x00, /* u8 country_code */ - 0x01, /* u8 num_descriptors */ - 0x22, /* u8 type; Report */ - 74, 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) */ -}; - -static const uint8_t qemu_keyboard_config_descriptor[] = { - /* one configuration */ - 0x09, /* u8 bLength; */ - USB_DT_CONFIG, /* u8 bDescriptorType; Configuration */ - 0x22, 0x00, /* u16 wTotalLength; */ - 0x01, /* u8 bNumInterfaces; (1) */ - 0x01, /* u8 bConfigurationValue; */ - 0x06, /* u8 iConfiguration; */ - 0xa0, /* u8 bmAttributes; - Bit 7: must be set, - 6: Self-powered, - 5: Remote wakeup, - 4..0: resvd */ - 0x32, /* 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; */ - USB_DT_INTERFACE, /* u8 if_bDescriptorType; Interface */ - 0x00, /* u8 if_bInterfaceNumber; */ - 0x00, /* u8 if_bAlternateSetting; */ - 0x01, /* u8 if_bNumEndpoints; */ - 0x03, /* u8 if_bInterfaceClass; HID */ - 0x01, /* u8 if_bInterfaceSubClass; Boot */ - 0x01, /* u8 if_bInterfaceProtocol; Keyboard */ - 0x07, /* u8 if_iInterface; */ - - /* HID descriptor */ - 0x09, /* u8 bLength; */ - USB_DT_HID, /* u8 bDescriptorType; */ - 0x11, 0x01, /* u16 HID_class */ - 0x00, /* u8 country_code */ - 0x01, /* u8 num_descriptors */ - USB_DT_REPORT, /* u8 type; Report */ - 0x3f, 0x00, /* u16 len */ - - /* one endpoint (status change endpoint) */ - 0x07, /* u8 ep_bLength; */ - USB_DT_ENDPOINT, /* u8 ep_bDescriptorType; Endpoint */ - USB_DIR_IN | 0x01, /* 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) */ -}; - -static const uint8_t qemu_mouse_hid_report_descriptor[] = { - 0x05, 0x01, /* Usage Page (Generic Desktop) */ - 0x09, 0x02, /* Usage (Mouse) */ - 0xa1, 0x01, /* Collection (Application) */ - 0x09, 0x01, /* Usage (Pointer) */ - 0xa1, 0x00, /* Collection (Physical) */ - 0x05, 0x09, /* Usage Page (Button) */ - 0x19, 0x01, /* Usage Minimum (1) */ - 0x29, 0x03, /* Usage Maximum (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, Variable, Absolute) */ - 0x95, 0x01, /* Report Count (1) */ - 0x75, 0x05, /* Report Size (5) */ - 0x81, 0x01, /* Input (Constant) */ - 0x05, 0x01, /* Usage Page (Generic Desktop) */ - 0x09, 0x30, /* Usage (X) */ - 0x09, 0x31, /* Usage (Y) */ - 0x09, 0x38, /* Usage (Wheel) */ - 0x15, 0x81, /* Logical Minimum (-0x7f) */ - 0x25, 0x7f, /* Logical Maximum (0x7f) */ - 0x75, 0x08, /* Report Size (8) */ - 0x95, 0x03, /* Report Count (3) */ - 0x81, 0x06, /* Input (Data, Variable, Relative) */ - 0xc0, /* End Collection */ - 0xc0, /* End Collection */ -}; - -static const uint8_t qemu_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 (1) */ - 0x29, 0x03, /* Usage Maximum (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, Variable, Absolute) */ - 0x95, 0x01, /* Report Count (1) */ - 0x75, 0x05, /* Report Size (5) */ - 0x81, 0x01, /* Input (Constant) */ - 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, Variable, Absolute) */ - 0x05, 0x01, /* Usage Page (Generic Desktop) */ - 0x09, 0x38, /* Usage (Wheel) */ - 0x15, 0x81, /* Logical Minimum (-0x7f) */ - 0x25, 0x7f, /* Logical Maximum (0x7f) */ - 0x35, 0x00, /* Physical Minimum (same as logical) */ - 0x45, 0x00, /* Physical Maximum (same as logical) */ - 0x75, 0x08, /* Report Size (8) */ - 0x95, 0x01, /* Report Count (1) */ - 0x81, 0x06, /* Input (Data, Variable, Relative) */ - 0xc0, /* End Collection */ - 0xc0, /* End Collection */ -}; - -static const uint8_t qemu_keyboard_hid_report_descriptor[] = { - 0x05, 0x01, /* Usage Page (Generic Desktop) */ - 0x09, 0x06, /* Usage (Keyboard) */ - 0xa1, 0x01, /* Collection (Application) */ - 0x75, 0x01, /* Report Size (1) */ - 0x95, 0x08, /* Report Count (8) */ - 0x05, 0x07, /* Usage Page (Key Codes) */ - 0x19, 0xe0, /* Usage Minimum (224) */ - 0x29, 0xe7, /* Usage Maximum (231) */ - 0x15, 0x00, /* Logical Minimum (0) */ - 0x25, 0x01, /* Logical Maximum (1) */ - 0x81, 0x02, /* Input (Data, Variable, Absolute) */ - 0x95, 0x01, /* Report Count (1) */ - 0x75, 0x08, /* Report Size (8) */ - 0x81, 0x01, /* Input (Constant) */ - 0x95, 0x05, /* Report Count (5) */ - 0x75, 0x01, /* Report Size (1) */ - 0x05, 0x08, /* Usage Page (LEDs) */ - 0x19, 0x01, /* Usage Minimum (1) */ - 0x29, 0x05, /* Usage Maximum (5) */ - 0x91, 0x02, /* Output (Data, Variable, Absolute) */ - 0x95, 0x01, /* Report Count (1) */ - 0x75, 0x03, /* Report Size (3) */ - 0x91, 0x01, /* Output (Constant) */ - 0x95, 0x06, /* Report Count (6) */ - 0x75, 0x08, /* Report Size (8) */ - 0x15, 0x00, /* Logical Minimum (0) */ - 0x25, 0xff, /* Logical Maximum (255) */ - 0x05, 0x07, /* Usage Page (Key Codes) */ - 0x19, 0x00, /* Usage Minimum (0) */ - 0x29, 0xff, /* Usage Maximum (255) */ - 0x81, 0x00, /* Input (Data, Array) */ - 0xc0, /* End Collection */ -}; - -#define USB_HID_USAGE_ERROR_ROLLOVER 0x01 -#define USB_HID_USAGE_POSTFAIL 0x02 -#define USB_HID_USAGE_ERROR_UNDEFINED 0x03 - -/* Indices are QEMU keycodes, values are from HID Usage Table. Indices - * above 0x80 are for keys that come after 0xe0 or 0xe1+0x1d or 0xe1+0x9d. */ -static const uint8_t usb_hid_usage_keys[0x100] = { - 0x00, 0x29, 0x1e, 0x1f, 0x20, 0x21, 0x22, 0x23, - 0x24, 0x25, 0x26, 0x27, 0x2d, 0x2e, 0x2a, 0x2b, - 0x14, 0x1a, 0x08, 0x15, 0x17, 0x1c, 0x18, 0x0c, - 0x12, 0x13, 0x2f, 0x30, 0x28, 0xe0, 0x04, 0x16, - 0x07, 0x09, 0x0a, 0x0b, 0x0d, 0x0e, 0x0f, 0x33, - 0x34, 0x35, 0xe1, 0x31, 0x1d, 0x1b, 0x06, 0x19, - 0x05, 0x11, 0x10, 0x36, 0x37, 0x38, 0xe5, 0x55, - 0xe2, 0x2c, 0x32, 0x3a, 0x3b, 0x3c, 0x3d, 0x3e, - 0x3f, 0x40, 0x41, 0x42, 0x43, 0x53, 0x47, 0x5f, - 0x60, 0x61, 0x56, 0x5c, 0x5d, 0x5e, 0x57, 0x59, - 0x5a, 0x5b, 0x62, 0x63, 0x00, 0x00, 0x00, 0x44, - 0x45, 0x68, 0x69, 0x6a, 0x6b, 0x6c, 0x6d, 0x6e, - 0xe8, 0xe9, 0x71, 0x72, 0x73, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x85, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0xe3, 0xe7, 0x65, - - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x58, 0xe4, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x54, 0x00, 0x46, - 0xe6, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x48, 0x00, 0x4a, - 0x52, 0x4b, 0x00, 0x50, 0x00, 0x4f, 0x00, 0x4d, - 0x51, 0x4e, 0x49, 0x4c, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, - 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, 0x00, -}; - -static void usb_mouse_event(void *opaque, - int dx1, int dy1, int dz1, int buttons_state) -{ - USBHIDState *hs = opaque; - USBMouseState *s = &hs->ptr; - - s->dx += dx1; - s->dy += dy1; - s->dz += dz1; - s->buttons_state = buttons_state; - hs->changed = 1; -} - -static void usb_tablet_event(void *opaque, - int x, int y, int dz, int buttons_state) -{ - USBHIDState *hs = opaque; - USBMouseState *s = &hs->ptr; - - s->x = x; - s->y = y; - s->dz += dz; - s->buttons_state = buttons_state; - hs->changed = 1; -} - -static void usb_keyboard_event(void *opaque, int keycode) -{ - USBHIDState *hs = opaque; - USBKeyboardState *s = &hs->kbd; - uint8_t hid_code, key; - int i; - - key = keycode & 0x7f; - hid_code = usb_hid_usage_keys[key | ((s->modifiers >> 1) & (1 << 7))]; - s->modifiers &= ~(1 << 8); - - hs->changed = 1; - - switch (hid_code) { - case 0x00: - return; - - case 0xe0: - if (s->modifiers & (1 << 9)) { - s->modifiers ^= 3 << 8; - return; - } - case 0xe1 ... 0xe7: - if (keycode & (1 << 7)) { - s->modifiers &= ~(1 << (hid_code & 0x0f)); - return; - } - case 0xe8 ... 0xef: - s->modifiers |= 1 << (hid_code & 0x0f); - return; - } - - if (keycode & (1 << 7)) { - for (i = s->keys - 1; i >= 0; i --) - if (s->key[i] == hid_code) { - s->key[i] = s->key[-- s->keys]; - s->key[s->keys] = 0x00; - return; - } - } else { - for (i = s->keys - 1; i >= 0; i --) - if (s->key[i] == hid_code) - return; - if (s->keys < sizeof(s->key)) - s->key[s->keys ++] = hid_code; - } -} - -static inline int int_clamp(int val, int vmin, int vmax) -{ - if (val < vmin) - return vmin; - else if (val > vmax) - return vmax; - else - return val; -} - -static int usb_mouse_poll(USBHIDState *hs, uint8_t *buf, int len) -{ - int dx, dy, dz, b, l; - USBMouseState *s = &hs->ptr; - - if (!s->mouse_grabbed) { - s->eh_entry = qemu_add_mouse_event_handler(usb_mouse_event, hs, - 0, "QEMU USB Mouse"); - s->mouse_grabbed = 1; - } - - dx = int_clamp(s->dx, -127, 127); - dy = int_clamp(s->dy, -127, 127); - dz = int_clamp(s->dz, -127, 127); - - s->dx -= dx; - s->dy -= dy; - 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; - - l = 0; - if (len > l) - buf[l ++] = b; - if (len > l) - buf[l ++] = dx; - if (len > l) - buf[l ++] = dy; - if (len > l) - buf[l ++] = dz; - return l; -} - -static int usb_tablet_poll(USBHIDState *hs, uint8_t *buf, int len) -{ - int dz, b, l; - USBMouseState *s = &hs->ptr; - - if (!s->mouse_grabbed) { - s->eh_entry = qemu_add_mouse_event_handler(usb_tablet_event, hs, - 1, "QEMU USB Tablet"); - s->mouse_grabbed = 1; - } - - dz = int_clamp(s->dz, -127, 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 int usb_keyboard_poll(USBKeyboardState *s, uint8_t *buf, int len) -{ - if (len < 2) - return 0; - - buf[0] = s->modifiers & 0xff; - buf[1] = 0; - if (s->keys > 6) - memset(buf + 2, USB_HID_USAGE_ERROR_ROLLOVER, MIN(8, len) - 2); - else - memcpy(buf + 2, s->key, MIN(8, len) - 2); - - return MIN(8, len); -} - -static int usb_keyboard_write(USBKeyboardState *s, uint8_t *buf, int len) -{ - if (len > 0) { - /* 0x01: Num Lock LED - * 0x02: Caps Lock LED - * 0x04: Scroll Lock LED - * 0x08: Compose LED - * 0x10: Kana LED */ - s->leds = buf[0]; - } - return 0; -} - -static void usb_mouse_handle_reset(USBDevice *dev) -{ - USBHIDState *s = (USBHIDState *)dev; - - s->ptr.dx = 0; - s->ptr.dy = 0; - s->ptr.dz = 0; - s->ptr.x = 0; - s->ptr.y = 0; - s->ptr.buttons_state = 0; - s->protocol = 1; -} - -static void usb_keyboard_handle_reset(USBDevice *dev) -{ - USBHIDState *s = (USBHIDState *)dev; - - qemu_add_kbd_event_handler(usb_keyboard_event, s); - s->protocol = 1; -} - -static int usb_hid_handle_control(USBDevice *dev, int request, int value, - int index, int length, uint8_t *data) -{ - USBHIDState *s = (USBHIDState *)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); - } else if (s->kind == USB_KEYBOARD) { - memcpy(data, qemu_keyboard_config_descriptor, - sizeof(qemu_keyboard_config_descriptor)); - ret = sizeof(qemu_keyboard_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 */ - ret = set_usb_string(data, s->dev.devname); - break; - case 3: - /* vendor description */ - ret = set_usb_string(data, "QEMU " QEMU_VERSION); - break; - case 4: - ret = set_usb_string(data, "HID Mouse"); - break; - case 5: - ret = set_usb_string(data, "HID Tablet"); - break; - case 6: - ret = set_usb_string(data, "HID Keyboard"); - break; - case 7: - 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); - } else if (s->kind == USB_KEYBOARD) { - memcpy(data, qemu_keyboard_hid_report_descriptor, - sizeof(qemu_keyboard_hid_report_descriptor)); - ret = sizeof(qemu_keyboard_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); - else if (s->kind == USB_KEYBOARD) - ret = usb_keyboard_poll(&s->kbd, data, length); - break; - case SET_REPORT: - if (s->kind == USB_KEYBOARD) - ret = usb_keyboard_write(&s->kbd, data, length); - else - goto fail; - break; - case GET_PROTOCOL: - if (s->kind != USB_KEYBOARD) - goto fail; - ret = 1; - data[0] = s->protocol; - break; - case SET_PROTOCOL: - if (s->kind != USB_KEYBOARD) - goto fail; - ret = 0; - s->protocol = value; - break; - case GET_IDLE: - ret = 1; - data[0] = s->idle; - break; - case SET_IDLE: - s->idle = value; - ret = 0; - break; - default: - fail: - ret = USB_RET_STALL; - break; - } - return ret; -} - -static int usb_hid_handle_data(USBDevice *dev, USBPacket *p) -{ - USBHIDState *s = (USBHIDState *)dev; - int ret = 0; - - switch(p->pid) { - case USB_TOKEN_IN: - if (p->devep == 1) { - /* TODO: Implement finite idle delays. */ - if (!(s->changed || s->idle)) - return USB_RET_NAK; - s->changed = 0; - if (s->kind == USB_MOUSE) - ret = usb_mouse_poll(s, p->data, p->len); - else if (s->kind == USB_TABLET) - ret = usb_tablet_poll(s, p->data, p->len); - else if (s->kind == USB_KEYBOARD) - ret = usb_keyboard_poll(&s->kbd, p->data, p->len); - } else { - goto fail; - } - break; - case USB_TOKEN_OUT: - default: - fail: - ret = USB_RET_STALL; - break; - } - return ret; -} - -static void usb_hid_handle_destroy(USBDevice *dev) -{ - USBHIDState *s = (USBHIDState *)dev; - - if (s->kind != USB_KEYBOARD) - qemu_remove_mouse_event_handler(s->ptr.eh_entry); - /* TODO: else */ - qemu_free(s); -} - -USBDevice *usb_tablet_init(void) -{ - USBHIDState *s; - - s = qemu_mallocz(sizeof(USBHIDState)); - 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_hid_handle_control; - s->dev.handle_data = usb_hid_handle_data; - s->dev.handle_destroy = usb_hid_handle_destroy; - s->kind = USB_TABLET; - /* Force poll routine to be run and grab input the first time. */ - s->changed = 1; - - pstrcpy(s->dev.devname, sizeof(s->dev.devname), "QEMU USB Tablet"); - - return (USBDevice *)s; -} - -USBDevice *usb_mouse_init(void) -{ - USBHIDState *s; - - s = qemu_mallocz(sizeof(USBHIDState)); - 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_hid_handle_control; - s->dev.handle_data = usb_hid_handle_data; - s->dev.handle_destroy = usb_hid_handle_destroy; - s->kind = USB_MOUSE; - /* Force poll routine to be run and grab input the first time. */ - s->changed = 1; - - pstrcpy(s->dev.devname, sizeof(s->dev.devname), "QEMU USB Mouse"); - - return (USBDevice *)s; -} - -USBDevice *usb_keyboard_init(void) -{ - USBHIDState *s; - - s = qemu_mallocz(sizeof(USBHIDState)); - if (!s) - return NULL; - s->dev.speed = USB_SPEED_FULL; - s->dev.handle_packet = usb_generic_handle_packet; - - s->dev.handle_reset = usb_keyboard_handle_reset; - s->dev.handle_control = usb_hid_handle_control; - s->dev.handle_data = usb_hid_handle_data; - s->dev.handle_destroy = usb_hid_handle_destroy; - s->kind = USB_KEYBOARD; - - pstrcpy(s->dev.devname, sizeof(s->dev.devname), "QEMU USB Keyboard"); - - return (USBDevice *) s; -} -- cgit v1.1