mirror of
https://gitlab.com/qemu-project/qemu
synced 2024-11-05 20:35:44 +00:00
USB tablet support (Brad Campbell, Anthony Liguori)
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@1810 c046a42c-6fe2-441c-8c8c-71466251a162
This commit is contained in:
bellard
parent
6a15fd12ca
commit
09b26c5ec0
6 changed files with 272 additions and 31 deletions
2
hw/ps2.c
2
hw/ps2.c
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@ -560,7 +560,7 @@ void *ps2_mouse_init(void (*update_irq)(void *, int), void *update_arg)
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s->common.update_arg = update_arg;
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ps2_reset(&s->common);
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register_savevm("ps2mouse", 0, 2, ps2_mouse_save, ps2_mouse_load, s);
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qemu_add_mouse_event_handler(ps2_mouse_event, s);
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qemu_add_mouse_event_handler(ps2_mouse_event, s, 0);
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qemu_register_reset(ps2_reset, &s->common);
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return s;
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}
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234
hw/usb-hid.c
234
hw/usb-hid.c
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@ -30,9 +30,15 @@
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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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typedef struct USBMouseState {
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USBDevice dev;
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int dx, dy, dz, buttons_state;
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int x, y;
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int kind;
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int mouse_grabbed;
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} USBMouseState;
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/* mostly the same values as the Bochs USB Mouse device */
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@ -93,14 +99,6 @@ static const uint8_t qemu_mouse_config_descriptor[] = {
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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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@ -109,6 +107,69 @@ static const uint8_t qemu_mouse_config_descriptor[] = {
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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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/* 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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};
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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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@ -121,6 +182,46 @@ static const uint8_t qemu_mouse_hid_report_descriptor[] = {
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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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@ -132,6 +233,17 @@ static void usb_mouse_event(void *opaque,
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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)
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@ -146,6 +258,11 @@ 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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if (!s->mouse_grabbed) {
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qemu_add_mouse_event_handler(usb_mouse_event, s, 0);
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s->mouse_grabbed = 1;
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}
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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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@ -173,6 +290,39 @@ static int usb_mouse_poll(USBMouseState *s, uint8_t *buf, int len)
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return l;
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}
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static int usb_tablet_poll(USBMouseState *s, uint8_t *buf, int len)
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{
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int dz, b, l;
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if (!s->mouse_grabbed) {
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qemu_add_mouse_event_handler(usb_tablet_event, s, 1);
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s->mouse_grabbed = 1;
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}
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dz = int_clamp(s->dz, -128, 127);
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s->dz -= dz;
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/* Appears we have to invert the wheel direction */
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dz = 0 - 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] = s->x & 0xff;
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buf[2] = s->x >> 8;
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buf[3] = s->y & 0xff;
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buf[4] = s->y >> 8;
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buf[5] = dz;
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l = 6;
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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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@ -180,6 +330,8 @@ static void usb_mouse_handle_reset(USBDevice *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->x = 0;
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s->y = 0;
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s->buttons_state = 0;
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}
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@ -187,7 +339,7 @@ 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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int ret = 0;
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switch(request) {
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case DeviceRequest | USB_REQ_GET_STATUS:
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@ -224,9 +376,15 @@ static int usb_mouse_handle_control(USBDevice *dev, int request, int value,
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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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if (s->kind == USB_MOUSE) {
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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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} else if (s->kind == USB_TABLET) {
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memcpy(data, qemu_tablet_config_descriptor,
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sizeof(qemu_tablet_config_descriptor));
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ret = sizeof(qemu_tablet_config_descriptor);
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}
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break;
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case USB_DT_STRING:
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switch(value & 0xff) {
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@ -244,7 +402,10 @@ static int usb_mouse_handle_control(USBDevice *dev, int request, int value,
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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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if (s->kind == USB_MOUSE)
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ret = set_usb_string(data, "QEMU USB Mouse");
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else if (s->kind == USB_TABLET)
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ret = set_usb_string(data, "QEMU USB Tablet");
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break;
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case 3:
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/* vendor description */
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@ -282,16 +443,25 @@ static int usb_mouse_handle_control(USBDevice *dev, int request, int value,
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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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if (s->kind == USB_MOUSE) {
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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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} else if (s->kind == USB_TABLET) {
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memcpy(data, qemu_tablet_hid_report_descriptor,
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sizeof(qemu_tablet_hid_report_descriptor));
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ret = sizeof(qemu_tablet_hid_report_descriptor);
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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 GET_REPORT:
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ret = usb_mouse_poll(s, data, length);
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if (s->kind == USB_MOUSE)
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ret = usb_mouse_poll(s, data, length);
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else if (s->kind == USB_TABLET)
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ret = usb_tablet_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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@ -308,12 +478,15 @@ 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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int ret = 0;
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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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if (s->kind == USB_MOUSE)
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ret = usb_mouse_poll(s, data, len);
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else if (s->kind == USB_TABLET)
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ret = usb_tablet_poll(s, data, len);
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} else {
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goto fail;
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}
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@ -327,6 +500,24 @@ static int usb_mouse_handle_data(USBDevice *dev, int pid,
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return ret;
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}
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USBDevice *usb_tablet_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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s->kind = USB_TABLET;
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return (USBDevice *)s;
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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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@ -340,8 +531,7 @@ USBDevice *usb_mouse_init(void)
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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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s->kind = USB_MOUSE;
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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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|
|
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1
hw/usb.h
1
hw/usb.h
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|
@ -163,3 +163,4 @@ void usb_host_info(void);
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/* usb-hid.c */
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USBDevice *usb_mouse_init(void);
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USBDevice *usb_tablet_init(void);
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|
|
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50
sdl.c
50
sdl.c
|
|
@ -39,6 +39,10 @@ static int gui_keysym;
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static int gui_fullscreen_initial_grab;
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static int gui_grab_code = KMOD_LALT | KMOD_LCTRL;
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static uint8_t modifiers_state[256];
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static int width, height;
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static SDL_Cursor *sdl_cursor_normal;
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static SDL_Cursor *sdl_cursor_hidden;
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static int absolute_enabled = 0;
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|
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static void sdl_update(DisplayState *ds, int x, int y, int w, int h)
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{
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@ -56,6 +60,9 @@ static void sdl_resize(DisplayState *ds, int w, int h)
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if (gui_fullscreen)
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flags |= SDL_FULLSCREEN;
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|
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width = w;
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height = h;
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|
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again:
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screen = SDL_SetVideoMode(w, h, 0, flags);
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if (!screen) {
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|
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@ -271,9 +278,21 @@ static void sdl_update_caption(void)
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SDL_WM_SetCaption(buf, "QEMU");
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}
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static void sdl_hide_cursor(void)
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{
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SDL_SetCursor(sdl_cursor_hidden);
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}
|
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|
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static void sdl_show_cursor(void)
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{
|
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if (!kbd_mouse_is_absolute()) {
|
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SDL_SetCursor(sdl_cursor_normal);
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}
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}
|
||||
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static void sdl_grab_start(void)
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{
|
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SDL_ShowCursor(0);
|
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sdl_hide_cursor();
|
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SDL_WM_GrabInput(SDL_GRAB_ON);
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/* dummy read to avoid moving the mouse */
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SDL_GetRelativeMouseState(NULL, NULL);
|
||||
|
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@ -284,7 +303,7 @@ static void sdl_grab_start(void)
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static void sdl_grab_end(void)
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{
|
||||
SDL_WM_GrabInput(SDL_GRAB_OFF);
|
||||
SDL_ShowCursor(1);
|
||||
sdl_show_cursor();
|
||||
gui_grab = 0;
|
||||
sdl_update_caption();
|
||||
}
|
||||
|
|
@ -300,6 +319,21 @@ static void sdl_send_mouse_event(int dz)
|
|||
buttons |= MOUSE_EVENT_RBUTTON;
|
||||
if (state & SDL_BUTTON(SDL_BUTTON_MIDDLE))
|
||||
buttons |= MOUSE_EVENT_MBUTTON;
|
||||
|
||||
if (kbd_mouse_is_absolute()) {
|
||||
if (!absolute_enabled) {
|
||||
sdl_hide_cursor();
|
||||
if (gui_grab) {
|
||||
sdl_grab_end();
|
||||
}
|
||||
absolute_enabled = 1;
|
||||
}
|
||||
|
||||
SDL_GetMouseState(&dx, &dy);
|
||||
dx = dx * 0x7FFF / width;
|
||||
dy = dy * 0x7FFF / height;
|
||||
}
|
||||
|
||||
kbd_mouse_event(dx, dy, dz, buttons);
|
||||
}
|
||||
|
||||
|
|
@ -423,7 +457,7 @@ static void sdl_refresh(DisplayState *ds)
|
|||
qemu_system_shutdown_request();
|
||||
break;
|
||||
case SDL_MOUSEMOTION:
|
||||
if (gui_grab) {
|
||||
if (gui_grab || kbd_mouse_is_absolute()) {
|
||||
sdl_send_mouse_event(0);
|
||||
}
|
||||
break;
|
||||
|
|
@ -431,7 +465,7 @@ static void sdl_refresh(DisplayState *ds)
|
|||
case SDL_MOUSEBUTTONUP:
|
||||
{
|
||||
SDL_MouseButtonEvent *bev = &ev->button;
|
||||
if (!gui_grab) {
|
||||
if (!gui_grab && !kbd_mouse_is_absolute()) {
|
||||
if (ev->type == SDL_MOUSEBUTTONDOWN &&
|
||||
(bev->state & SDL_BUTTON_LMASK)) {
|
||||
/* start grabbing all events */
|
||||
|
|
@ -441,9 +475,9 @@ static void sdl_refresh(DisplayState *ds)
|
|||
int dz;
|
||||
dz = 0;
|
||||
#ifdef SDL_BUTTON_WHEELUP
|
||||
if (bev->button == SDL_BUTTON_WHEELUP) {
|
||||
if (bev->button == SDL_BUTTON_WHEELUP && ev->type == SDL_MOUSEBUTTONDOWN) {
|
||||
dz = -1;
|
||||
} else if (bev->button == SDL_BUTTON_WHEELDOWN) {
|
||||
} else if (bev->button == SDL_BUTTON_WHEELDOWN && ev->type == SDL_MOUSEBUTTONDOWN) {
|
||||
dz = 1;
|
||||
}
|
||||
#endif
|
||||
|
|
@ -471,6 +505,7 @@ static void sdl_cleanup(void)
|
|||
void sdl_display_init(DisplayState *ds, int full_screen)
|
||||
{
|
||||
int flags;
|
||||
uint8_t data = 0;
|
||||
|
||||
#if defined(__APPLE__)
|
||||
/* always use generic keymaps */
|
||||
|
|
@ -504,6 +539,9 @@ void sdl_display_init(DisplayState *ds, int full_screen)
|
|||
SDL_EnableUNICODE(1);
|
||||
gui_grab = 0;
|
||||
|
||||
sdl_cursor_hidden = SDL_CreateCursor(&data, &data, 8, 1, 0, 0);
|
||||
sdl_cursor_normal = SDL_GetCursor();
|
||||
|
||||
atexit(sdl_cleanup);
|
||||
if (full_screen) {
|
||||
gui_fullscreen = 1;
|
||||
|
|
|
|||
13
vl.c
13
vl.c
|
|
@ -474,6 +474,7 @@ static QEMUPutKBDEvent *qemu_put_kbd_event;
|
|||
static void *qemu_put_kbd_event_opaque;
|
||||
static QEMUPutMouseEvent *qemu_put_mouse_event;
|
||||
static void *qemu_put_mouse_event_opaque;
|
||||
static int qemu_put_mouse_event_absolute;
|
||||
|
||||
void qemu_add_kbd_event_handler(QEMUPutKBDEvent *func, void *opaque)
|
||||
{
|
||||
|
|
@ -481,10 +482,11 @@ void qemu_add_kbd_event_handler(QEMUPutKBDEvent *func, void *opaque)
|
|||
qemu_put_kbd_event = func;
|
||||
}
|
||||
|
||||
void qemu_add_mouse_event_handler(QEMUPutMouseEvent *func, void *opaque)
|
||||
void qemu_add_mouse_event_handler(QEMUPutMouseEvent *func, void *opaque, int absolute)
|
||||
{
|
||||
qemu_put_mouse_event_opaque = opaque;
|
||||
qemu_put_mouse_event = func;
|
||||
qemu_put_mouse_event_absolute = absolute;
|
||||
}
|
||||
|
||||
void kbd_put_keycode(int keycode)
|
||||
|
|
@ -502,6 +504,11 @@ void kbd_mouse_event(int dx, int dy, int dz, int buttons_state)
|
|||
}
|
||||
}
|
||||
|
||||
int kbd_mouse_is_absolute(void)
|
||||
{
|
||||
return qemu_put_mouse_event_absolute;
|
||||
}
|
||||
|
||||
/***********************************************************/
|
||||
/* timers */
|
||||
|
||||
|
|
@ -3242,6 +3249,10 @@ static int usb_device_add(const char *devname)
|
|||
dev = usb_mouse_init();
|
||||
if (!dev)
|
||||
return -1;
|
||||
} else if (!strcmp(devname, "tablet")) {
|
||||
dev = usb_tablet_init();
|
||||
if (!dev)
|
||||
return -1;
|
||||
} else {
|
||||
return -1;
|
||||
}
|
||||
|
|
|
|||
3
vl.h
3
vl.h
|
|
@ -158,10 +158,11 @@ typedef void QEMUPutKBDEvent(void *opaque, int keycode);
|
|||
typedef void QEMUPutMouseEvent(void *opaque, int dx, int dy, int dz, int buttons_state);
|
||||
|
||||
void qemu_add_kbd_event_handler(QEMUPutKBDEvent *func, void *opaque);
|
||||
void qemu_add_mouse_event_handler(QEMUPutMouseEvent *func, void *opaque);
|
||||
void qemu_add_mouse_event_handler(QEMUPutMouseEvent *func, void *opaque, int absolute);
|
||||
|
||||
void kbd_put_keycode(int keycode);
|
||||
void kbd_mouse_event(int dx, int dy, int dz, int buttons_state);
|
||||
int kbd_mouse_is_absolute(void);
|
||||
|
||||
/* keysym is a unicode code except for special keys (see QEMU_KEY_xxx
|
||||
constants) */
|
||||
|
|
|
|||
Loading…
Reference in a new issue