#include "hw.h"
#include "console.h"
#include "usb.h"
+#include "usb-desc.h"
+#include "qemu-timer.h"
+#include "hid.h"
/* HID interface requests */
#define GET_REPORT 0xa101
#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;
- uint8_t idle;
- int changed;
- void *datain_opaque;
- void (*datain)(void *);
+ HIDState hid;
} 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; */
+enum {
+ STR_MANUFACTURER = 1,
+ STR_PRODUCT_MOUSE,
+ STR_PRODUCT_TABLET,
+ STR_PRODUCT_KEYBOARD,
+ STR_SERIALNUMBER,
+ STR_CONFIG_MOUSE,
+ STR_CONFIG_TABLET,
+ STR_CONFIG_KEYBOARD,
+};
+
+static const USBDescStrings desc_strings = {
+ [STR_MANUFACTURER] = "QEMU " QEMU_VERSION,
+ [STR_PRODUCT_MOUSE] = "QEMU USB Mouse",
+ [STR_PRODUCT_TABLET] = "QEMU USB Tablet",
+ [STR_PRODUCT_KEYBOARD] = "QEMU USB Keyboard",
+ [STR_SERIALNUMBER] = "42", /* == remote wakeup works */
+ [STR_CONFIG_MOUSE] = "HID Mouse",
+ [STR_CONFIG_TABLET] = "HID Tablet",
+ [STR_CONFIG_KEYBOARD] = "HID Keyboard",
+};
+
+static const USBDescIface desc_iface_mouse = {
+ .bInterfaceNumber = 0,
+ .bNumEndpoints = 1,
+ .bInterfaceClass = USB_CLASS_HID,
+ .bInterfaceSubClass = 0x01, /* boot */
+ .bInterfaceProtocol = 0x02,
+ .ndesc = 1,
+ .descs = (USBDescOther[]) {
+ {
+ /* HID descriptor */
+ .data = (uint8_t[]) {
+ 0x09, /* u8 bLength */
+ USB_DT_HID, /* u8 bDescriptorType */
+ 0x01, 0x00, /* u16 HID_class */
+ 0x00, /* u8 country_code */
+ 0x01, /* u8 num_descriptors */
+ USB_DT_REPORT, /* u8 type: Report */
+ 52, 0, /* u16 len */
+ },
+ },
+ },
+ .eps = (USBDescEndpoint[]) {
+ {
+ .bEndpointAddress = USB_DIR_IN | 0x01,
+ .bmAttributes = USB_ENDPOINT_XFER_INT,
+ .wMaxPacketSize = 4,
+ .bInterval = 0x0a,
+ },
+ },
+};
+
+static const USBDescIface desc_iface_tablet = {
+ .bInterfaceNumber = 0,
+ .bNumEndpoints = 1,
+ .bInterfaceClass = USB_CLASS_HID,
+ .bInterfaceProtocol = 0x02,
+ .ndesc = 1,
+ .descs = (USBDescOther[]) {
+ {
+ /* HID descriptor */
+ .data = (uint8_t[]) {
+ 0x09, /* u8 bLength */
+ USB_DT_HID, /* u8 bDescriptorType */
+ 0x01, 0x00, /* u16 HID_class */
+ 0x00, /* u8 country_code */
+ 0x01, /* u8 num_descriptors */
+ USB_DT_REPORT, /* u8 type: Report */
+ 74, 0, /* u16 len */
+ },
+ },
+ },
+ .eps = (USBDescEndpoint[]) {
+ {
+ .bEndpointAddress = USB_DIR_IN | 0x01,
+ .bmAttributes = USB_ENDPOINT_XFER_INT,
+ .wMaxPacketSize = 8,
+ .bInterval = 0x0a,
+ },
+ },
+};
+
+static const USBDescIface desc_iface_keyboard = {
+ .bInterfaceNumber = 0,
+ .bNumEndpoints = 1,
+ .bInterfaceClass = USB_CLASS_HID,
+ .bInterfaceSubClass = 0x01, /* boot */
+ .bInterfaceProtocol = 0x01, /* keyboard */
+ .ndesc = 1,
+ .descs = (USBDescOther[]) {
+ {
+ /* HID descriptor */
+ .data = (uint8_t[]) {
+ 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, 0, /* u16 len */
+ },
+ },
+ },
+ .eps = (USBDescEndpoint[]) {
+ {
+ .bEndpointAddress = USB_DIR_IN | 0x01,
+ .bmAttributes = USB_ENDPOINT_XFER_INT,
+ .wMaxPacketSize = 8,
+ .bInterval = 0x0a,
+ },
+ },
+};
+
+static const USBDescDevice desc_device_mouse = {
+ .bcdUSB = 0x0100,
+ .bMaxPacketSize0 = 8,
+ .bNumConfigurations = 1,
+ .confs = (USBDescConfig[]) {
+ {
+ .bNumInterfaces = 1,
+ .bConfigurationValue = 1,
+ .iConfiguration = STR_CONFIG_MOUSE,
+ .bmAttributes = 0xa0,
+ .bMaxPower = 50,
+ .nif = 1,
+ .ifs = &desc_iface_mouse,
+ },
+ },
+};
+
+static const USBDescDevice desc_device_tablet = {
+ .bcdUSB = 0x0100,
+ .bMaxPacketSize0 = 8,
+ .bNumConfigurations = 1,
+ .confs = (USBDescConfig[]) {
+ {
+ .bNumInterfaces = 1,
+ .bConfigurationValue = 1,
+ .iConfiguration = STR_CONFIG_TABLET,
+ .bmAttributes = 0xa0,
+ .bMaxPower = 50,
+ .nif = 1,
+ .ifs = &desc_iface_tablet,
+ },
+ },
+};
+
+static const USBDescDevice desc_device_keyboard = {
+ .bcdUSB = 0x0100,
+ .bMaxPacketSize0 = 8,
+ .bNumConfigurations = 1,
+ .confs = (USBDescConfig[]) {
+ {
+ .bNumInterfaces = 1,
+ .bConfigurationValue = 1,
+ .iConfiguration = STR_CONFIG_KEYBOARD,
+ .bmAttributes = 0xa0,
+ .bMaxPower = 50,
+ .nif = 1,
+ .ifs = &desc_iface_keyboard,
+ },
+ },
};
-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 USBDesc desc_mouse = {
+ .id = {
+ .idVendor = 0x0627,
+ .idProduct = 0x0001,
+ .bcdDevice = 0,
+ .iManufacturer = STR_MANUFACTURER,
+ .iProduct = STR_PRODUCT_MOUSE,
+ .iSerialNumber = STR_SERIALNUMBER,
+ },
+ .full = &desc_device_mouse,
+ .str = desc_strings,
};
-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 USBDesc desc_tablet = {
+ .id = {
+ .idVendor = 0x0627,
+ .idProduct = 0x0001,
+ .bcdDevice = 0,
+ .iManufacturer = STR_MANUFACTURER,
+ .iProduct = STR_PRODUCT_TABLET,
+ .iSerialNumber = STR_SERIALNUMBER,
+ },
+ .full = &desc_device_tablet,
+ .str = desc_strings,
};
-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 USBDesc desc_keyboard = {
+ .id = {
+ .idVendor = 0x0627,
+ .idProduct = 0x0001,
+ .bcdDevice = 0,
+ .iManufacturer = STR_MANUFACTURER,
+ .iProduct = STR_PRODUCT_KEYBOARD,
+ .iSerialNumber = STR_SERIALNUMBER,
+ },
+ .full = &desc_device_keyboard,
+ .str = desc_strings,
};
static const uint8_t qemu_mouse_hid_report_descriptor[] = {
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_hid_changed(USBHIDState *hs)
+static void usb_hid_changed(HIDState *hs)
{
- hs->changed = 1;
+ USBHIDState *us = container_of(hs, USBHIDState, hid);
- if (hs->datain)
- hs->datain(hs->datain_opaque);
+ usb_wakeup(&us->dev);
}
-static void usb_mouse_event(void *opaque,
- int dx1, int dy1, int dz1, int buttons_state)
+static void usb_hid_handle_reset(USBDevice *dev)
{
- USBHIDState *hs = opaque;
- USBMouseState *s = &hs->ptr;
-
- s->dx += dx1;
- s->dy += dy1;
- s->dz += dz1;
- s->buttons_state = buttons_state;
+ USBHIDState *us = DO_UPCAST(USBHIDState, dev, dev);
- usb_hid_changed(hs);
+ hid_reset(&us->hid);
}
-static void usb_tablet_event(void *opaque,
- int x, int y, int dz, int buttons_state)
+static int usb_hid_handle_control(USBDevice *dev, USBPacket *p,
+ int request, int value, int index, int length, uint8_t *data)
{
- USBHIDState *hs = opaque;
- USBMouseState *s = &hs->ptr;
-
- s->x = x;
- s->y = y;
- s->dz += dz;
- s->buttons_state = buttons_state;
+ USBHIDState *us = DO_UPCAST(USBHIDState, dev, dev);
+ HIDState *hs = &us->hid;
+ int ret;
- usb_hid_changed(hs);
-}
-
-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);
-
- 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;
+ ret = usb_desc_handle_control(dev, p, request, value, index, length, data);
+ if (ret >= 0) {
+ return ret;
}
- 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;
- usb_hid_changed(hs);
- break;
- }
- if (i < 0)
- return;
- } else {
- for (i = s->keys - 1; i >= 0; i --)
- if (s->key[i] == hid_code)
- break;
- if (i < 0) {
- if (s->keys < sizeof(s->key))
- s->key[s->keys ++] = hid_code;
- } else
- return;
- }
-
- usb_hid_changed(hs);
-}
-
-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;
+ ret = 0;
+ switch (request) {
case DeviceRequest | USB_REQ_GET_INTERFACE:
data[0] = 0;
ret = 1;
break;
/* hid specific requests */
case InterfaceRequest | USB_REQ_GET_DESCRIPTOR:
- switch(value >> 8) {
+ switch (value >> 8) {
case 0x22:
- if (s->kind == USB_MOUSE) {
+ if (hs->kind == HID_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,
+ } else if (hs->kind == HID_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) {
+ } else if (hs->kind == HID_KEYBOARD) {
memcpy(data, qemu_keyboard_hid_report_descriptor,
sizeof(qemu_keyboard_hid_report_descriptor));
ret = sizeof(qemu_keyboard_hid_report_descriptor);
}
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);
+ if (hs->kind == HID_MOUSE || hs->kind == HID_TABLET) {
+ ret = hid_pointer_poll(hs, data, length);
+ } else if (hs->kind == HID_KEYBOARD) {
+ ret = hid_keyboard_poll(hs, data, length);
+ }
break;
case SET_REPORT:
- if (s->kind == USB_KEYBOARD)
- ret = usb_keyboard_write(&s->kbd, data, length);
- else
+ if (hs->kind == HID_KEYBOARD) {
+ ret = hid_keyboard_write(hs, data, length);
+ } else {
goto fail;
+ }
break;
case GET_PROTOCOL:
- if (s->kind != USB_KEYBOARD)
+ if (hs->kind != HID_KEYBOARD && hs->kind != HID_MOUSE) {
goto fail;
+ }
ret = 1;
- data[0] = s->protocol;
+ data[0] = hs->protocol;
break;
case SET_PROTOCOL:
- if (s->kind != USB_KEYBOARD)
+ if (hs->kind != HID_KEYBOARD && hs->kind != HID_MOUSE) {
goto fail;
+ }
ret = 0;
- s->protocol = value;
+ hs->protocol = value;
break;
case GET_IDLE:
ret = 1;
- data[0] = s->idle;
+ data[0] = hs->idle;
break;
case SET_IDLE:
- s->idle = (uint8_t) (value >> 8);
+ hs->idle = (uint8_t) (value >> 8);
+ hid_set_next_idle(hs, qemu_get_clock_ns(vm_clock));
+ if (hs->kind == HID_MOUSE || hs->kind == HID_TABLET) {
+ hid_pointer_activate(hs);
+ }
ret = 0;
break;
default:
static int usb_hid_handle_data(USBDevice *dev, USBPacket *p)
{
- USBHIDState *s = (USBHIDState *)dev;
+ USBHIDState *us = DO_UPCAST(USBHIDState, dev, dev);
+ HIDState *hs = &us->hid;
+ uint8_t buf[p->iov.size];
int ret = 0;
- switch(p->pid) {
+ switch (p->pid) {
case USB_TOKEN_IN:
if (p->devep == 1) {
- /* TODO: Implement finite idle delays. */
- if (!(s->changed || s->idle))
+ int64_t curtime = qemu_get_clock_ns(vm_clock);
+ if (!hid_has_events(hs) &&
+ (!hs->idle || hs->next_idle_clock - curtime > 0)) {
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);
+ }
+ hid_set_next_idle(hs, curtime);
+ if (hs->kind == HID_MOUSE || hs->kind == HID_TABLET) {
+ ret = hid_pointer_poll(hs, buf, p->iov.size);
+ } else if (hs->kind == HID_KEYBOARD) {
+ ret = hid_keyboard_poll(hs, buf, p->iov.size);
+ }
+ usb_packet_copy(p, buf, ret);
} else {
goto fail;
}
static void usb_hid_handle_destroy(USBDevice *dev)
{
- USBHIDState *s = (USBHIDState *)dev;
+ USBHIDState *us = DO_UPCAST(USBHIDState, dev, dev);
- if (s->kind != USB_KEYBOARD)
- qemu_remove_mouse_event_handler(s->ptr.eh_entry);
- /* TODO: else */
+ hid_free(&us->hid);
}
static int usb_hid_initfn(USBDevice *dev, int kind)
{
- USBHIDState *s = DO_UPCAST(USBHIDState, dev, dev);
- s->dev.speed = USB_SPEED_FULL;
- s->kind = kind;
- /* Force poll routine to be run and grab input the first time. */
- s->changed = 1;
+ USBHIDState *us = DO_UPCAST(USBHIDState, dev, dev);
+
+ usb_desc_init(dev);
+ hid_init(&us->hid, kind, usb_hid_changed);
return 0;
}
static int usb_tablet_initfn(USBDevice *dev)
{
- return usb_hid_initfn(dev, USB_TABLET);
+ return usb_hid_initfn(dev, HID_TABLET);
}
static int usb_mouse_initfn(USBDevice *dev)
{
- return usb_hid_initfn(dev, USB_MOUSE);
+ return usb_hid_initfn(dev, HID_MOUSE);
}
static int usb_keyboard_initfn(USBDevice *dev)
{
- return usb_hid_initfn(dev, USB_KEYBOARD);
+ return usb_hid_initfn(dev, HID_KEYBOARD);
}
-void usb_hid_datain_cb(USBDevice *dev, void *opaque, void (*datain)(void *))
+static int usb_ptr_post_load(void *opaque, int version_id)
{
- USBHIDState *s = (USBHIDState *)dev;
+ USBHIDState *s = opaque;
- s->datain_opaque = opaque;
- s->datain = datain;
+ if (s->dev.remote_wakeup) {
+ hid_pointer_activate(&s->hid);
+ }
+ return 0;
}
+static const VMStateDescription vmstate_usb_ptr = {
+ .name = "usb-ptr",
+ .version_id = 1,
+ .minimum_version_id = 1,
+ .post_load = usb_ptr_post_load,
+ .fields = (VMStateField []) {
+ VMSTATE_USB_DEVICE(dev, USBHIDState),
+ VMSTATE_HID_POINTER_DEVICE(hid, USBHIDState),
+ VMSTATE_END_OF_LIST()
+ }
+};
+
+static const VMStateDescription vmstate_usb_kbd = {
+ .name = "usb-kbd",
+ .version_id = 1,
+ .minimum_version_id = 1,
+ .fields = (VMStateField []) {
+ VMSTATE_USB_DEVICE(dev, USBHIDState),
+ VMSTATE_HID_KEYBOARD_DEVICE(hid, USBHIDState),
+ VMSTATE_END_OF_LIST()
+ }
+};
+
static struct USBDeviceInfo hid_info[] = {
{
- .qdev.name = "QEMU USB Tablet",
- .qdev.alias = "usb-tablet",
+ .product_desc = "QEMU USB Tablet",
+ .qdev.name = "usb-tablet",
+ .usbdevice_name = "tablet",
.qdev.size = sizeof(USBHIDState),
+ .qdev.vmsd = &vmstate_usb_ptr,
+ .usb_desc = &desc_tablet,
.init = usb_tablet_initfn,
.handle_packet = usb_generic_handle_packet,
- .handle_reset = usb_mouse_handle_reset,
+ .handle_reset = usb_hid_handle_reset,
.handle_control = usb_hid_handle_control,
.handle_data = usb_hid_handle_data,
.handle_destroy = usb_hid_handle_destroy,
},{
- .qdev.name = "QEMU USB Mouse",
- .qdev.alias = "usb-mouse",
+ .product_desc = "QEMU USB Mouse",
+ .qdev.name = "usb-mouse",
+ .usbdevice_name = "mouse",
.qdev.size = sizeof(USBHIDState),
+ .qdev.vmsd = &vmstate_usb_ptr,
+ .usb_desc = &desc_mouse,
.init = usb_mouse_initfn,
.handle_packet = usb_generic_handle_packet,
- .handle_reset = usb_mouse_handle_reset,
+ .handle_reset = usb_hid_handle_reset,
.handle_control = usb_hid_handle_control,
.handle_data = usb_hid_handle_data,
.handle_destroy = usb_hid_handle_destroy,
},{
- .qdev.name = "QEMU USB Keyboard",
- .qdev.alias = "usb-kbd",
+ .product_desc = "QEMU USB Keyboard",
+ .qdev.name = "usb-kbd",
+ .usbdevice_name = "keyboard",
.qdev.size = sizeof(USBHIDState),
+ .qdev.vmsd = &vmstate_usb_kbd,
+ .usb_desc = &desc_keyboard,
.init = usb_keyboard_initfn,
.handle_packet = usb_generic_handle_packet,
- .handle_reset = usb_keyboard_handle_reset,
+ .handle_reset = usb_hid_handle_reset,
.handle_control = usb_hid_handle_control,
.handle_data = usb_hid_handle_data,
.handle_destroy = usb_hid_handle_destroy,
projects / qemu.git / blobdiff