From c27f813900a3c114562efbb8df1065e94766fc48 Mon Sep 17 00:00:00 2001 From: The Android Open Source Project Date: Tue, 10 Feb 2009 15:43:59 -0800 Subject: auto import from //branches/cupcake/...@130745 --- hw/usb-hid.c | 609 ++++++++++++++++++++++++++++++++++++++++++++++------------- 1 file changed, 479 insertions(+), 130 deletions(-) (limited to 'hw/usb-hid.c') diff --git a/hw/usb-hid.c b/hw/usb-hid.c index 93f46db..406c9ab 100644 --- a/hw/usb-hid.c +++ b/hw/usb-hid.c @@ -1,8 +1,9 @@ /* * 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 @@ -21,31 +22,58 @@ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN * THE SOFTWARE. */ -#include "vl.h" +#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 -#define USB_MOUSE 1 -#define USB_TABLET 2 +/* 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 { - USBDevice dev; int dx, dy, dz, buttons_state; int x, y; - int kind; 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 */ - 0x10, 0x00, /* u16 bcdUSB; v1.0 */ + 0x00, 0x01, /* u16 bcdUSB; v1.0 */ 0x00, /* u8 bDeviceClass; */ 0x00, /* u8 bDeviceSubClass; */ @@ -70,13 +98,13 @@ static const uint8_t qemu_mouse_config_descriptor[] = { 0x01, /* u8 bNumInterfaces; (1) */ 0x01, /* u8 bConfigurationValue; */ 0x04, /* u8 iConfiguration; */ - 0xa0, /* u8 bmAttributes; + 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 @@ -97,8 +125,8 @@ static const uint8_t qemu_mouse_config_descriptor[] = { 0x03, /* u8 if_bInterfaceClass; */ 0x01, /* u8 if_bInterfaceSubClass; */ 0x02, /* u8 if_bInterfaceProtocol; [usb1.1 or single tt] */ - 0x05, /* u8 if_iInterface; */ - + 0x07, /* u8 if_iInterface; */ + /* HID descriptor */ 0x09, /* u8 bLength; */ 0x21, /* u8 bDescriptorType; */ @@ -106,14 +134,14 @@ static const uint8_t qemu_mouse_config_descriptor[] = { 0x00, /* u8 country_code */ 0x01, /* u8 num_descriptors */ 0x22, /* u8 type; Report */ - 50, 0, /* u16 len */ + 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 */ - 0x03, 0x00, /* u16 ep_wMaxPacketSize; */ + 0x04, 0x00, /* u16 ep_wMaxPacketSize; */ 0x0a, /* u8 ep_bInterval; (255ms -- usb 2.0 spec) */ }; @@ -124,14 +152,14 @@ static const uint8_t qemu_tablet_config_descriptor[] = { 0x22, 0x00, /* u16 wTotalLength; */ 0x01, /* u8 bNumInterfaces; (1) */ 0x01, /* u8 bConfigurationValue; */ - 0x04, /* u8 iConfiguration; */ - 0xa0, /* u8 bmAttributes; + 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 @@ -152,7 +180,7 @@ static const uint8_t qemu_tablet_config_descriptor[] = { 0x03, /* u8 if_bInterfaceClass; */ 0x01, /* u8 if_bInterfaceSubClass; */ 0x02, /* u8 if_bInterfaceProtocol; [usb1.1 or single tt] */ - 0x05, /* u8 if_iInterface; */ + 0x07, /* u8 if_iInterface; */ /* HID descriptor */ 0x09, /* u8 bLength; */ @@ -169,79 +197,283 @@ static const uint8_t qemu_tablet_config_descriptor[] = { 0x81, /* u8 ep_bEndpointAddress; IN Endpoint 1 */ 0x03, /* u8 ep_bmAttributes; Interrupt */ 0x08, 0x00, /* u16 ep_wMaxPacketSize; */ - 0x03, /* u8 ep_bInterval; (255ms -- usb 2.0 spec) */ + 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, 0x09, 0x02, 0xA1, 0x01, 0x09, 0x01, - 0xA1, 0x00, 0x05, 0x09, 0x19, 0x01, 0x29, 0x03, - 0x15, 0x00, 0x25, 0x01, 0x95, 0x03, 0x75, 0x01, - 0x81, 0x02, 0x95, 0x01, 0x75, 0x05, 0x81, 0x01, - 0x05, 0x01, 0x09, 0x30, 0x09, 0x31, 0x15, 0x81, - 0x25, 0x7F, 0x75, 0x08, 0x95, 0x02, 0x81, 0x06, - 0xC0, 0xC0, + 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 Mouse */ - 0xA1, 0x01, /* Collection Application */ - 0x09, 0x01, /* Usage Pointer */ - 0xA1, 0x00, /* Collection Physical */ - 0x05, 0x09, /* Usage Page Button */ - 0x19, 0x01, /* Usage Minimum Button 1 */ - 0x29, 0x03, /* Usage Maximum Button 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, Var, Abs) */ - 0x95, 0x01, /* Report Count 1 */ - 0x75, 0x05, /* Report Size 5 */ - 0x81, 0x01, /* Input (Cnst, Var, Abs) */ - 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, 0xFE, 0x7F, /* Physical Maximum 0x7fff */ - 0x75, 0x10, /* Report Size 16 */ - 0x95, 0x02, /* Report Count 2 */ - 0x81, 0x02, /* Input (Data, Var, Abs) */ - 0x05, 0x01, /* Usage Page Generic Desktop */ - 0x09, 0x38, /* Usage Wheel */ - 0x15, 0x81, /* Logical Minimum -127 */ - 0x25, 0x7F, /* Logical Maximum 127 */ - 0x35, 0x00, /* Physical Minimum 0 (same as logical) */ - 0x45, 0x00, /* Physical Maximum 0 (same as logical) */ - 0x75, 0x08, /* Report Size 8 */ - 0x95, 0x01, /* Report Count 1 */ - 0x81, 0x02, /* Input (Data, Var, Rel) */ - 0xC0, /* End Collection */ - 0xC0, /* End Collection */ + 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) { - USBMouseState *s = opaque; + 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) { - USBMouseState *s = opaque; + 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) @@ -254,23 +486,28 @@ static inline int int_clamp(int val, int vmin, int vmax) return val; } -static int usb_mouse_poll(USBMouseState *s, uint8_t *buf, int len) +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) { - qemu_add_mouse_event_handler(usb_mouse_event, s, 0); + 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, -128, 127); - dy = int_clamp(s->dy, -128, 127); - dz = int_clamp(s->dz, -128, 127); + + 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; @@ -278,28 +515,31 @@ static int usb_mouse_poll(USBMouseState *s, uint8_t *buf, int len) 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; - } + + 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(USBMouseState *s, uint8_t *buf, int len) +static int usb_tablet_poll(USBHIDState *hs, uint8_t *buf, int len) { int dz, b, l; + USBMouseState *s = &hs->ptr; if (!s->mouse_grabbed) { - qemu_add_mouse_event_handler(usb_tablet_event, s, 1); + 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, -128, 127); + + dz = int_clamp(s->dz, -127, 127); s->dz -= dz; /* Appears we have to invert the wheel direction */ @@ -323,28 +563,59 @@ static int usb_tablet_poll(USBMouseState *s, uint8_t *buf, int len) return l; } -static void usb_mouse_handle_reset(USBDevice *dev, int destroy) +static int usb_keyboard_poll(USBKeyboardState *s, uint8_t *buf, int len) { - USBMouseState *s = (USBMouseState *)dev; + if (len < 2) + return 0; - if (destroy) { - qemu_add_mouse_event_handler(NULL, NULL, 0); - qemu_free(s); - return; + 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; +} - s->dx = 0; - s->dy = 0; - s->dz = 0; - s->x = 0; - s->y = 0; - s->buttons_state = 0; +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_mouse_handle_control(USBDevice *dev, int request, int value, +static int usb_hid_handle_control(USBDevice *dev, int request, int value, int index, int length, uint8_t *data) { - USBMouseState *s = (USBMouseState *)dev; + USBHIDState *s = (USBHIDState *)dev; int ret = 0; switch(request) { @@ -377,20 +648,24 @@ static int usb_mouse_handle_control(USBDevice *dev, int request, int value, case DeviceRequest | USB_REQ_GET_DESCRIPTOR: switch(value >> 8) { case USB_DT_DEVICE: - memcpy(data, qemu_mouse_dev_descriptor, + 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, + 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, + 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) { @@ -408,10 +683,7 @@ static int usb_mouse_handle_control(USBDevice *dev, int request, int value, 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"); + ret = set_usb_string(data, s->dev.devname); break; case 3: /* vendor description */ @@ -421,6 +693,12 @@ static int usb_mouse_handle_control(USBDevice *dev, int request, int value, 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: @@ -450,26 +728,55 @@ static int usb_mouse_handle_control(USBDevice *dev, int request, int value, switch(value >> 8) { case 0x22: if (s->kind == USB_MOUSE) { - memcpy(data, qemu_mouse_hid_report_descriptor, + 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, + memcpy(data, qemu_tablet_hid_report_descriptor, sizeof(qemu_tablet_hid_report_descriptor)); ret = sizeof(qemu_tablet_hid_report_descriptor); - } - break; + } 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); + ret = usb_mouse_poll(s, data, length); else if (s->kind == USB_TABLET) - ret = usb_tablet_poll(s, data, length); + 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: @@ -480,19 +787,24 @@ static int usb_mouse_handle_control(USBDevice *dev, int request, int value, return ret; } -static int usb_mouse_handle_data(USBDevice *dev, int pid, - uint8_t devep, uint8_t *data, int len) +static int usb_hid_handle_data(USBDevice *dev, USBPacket *p) { - USBMouseState *s = (USBMouseState *)dev; + USBHIDState *s = (USBHIDState *)dev; int ret = 0; - switch(pid) { + switch(p->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); + 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; } @@ -506,20 +818,33 @@ static int usb_mouse_handle_data(USBDevice *dev, int pid, 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) { - USBMouseState *s; + USBHIDState *s; - s = qemu_mallocz(sizeof(USBMouseState)); + 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_mouse_handle_control; - s->dev.handle_data = usb_mouse_handle_data; + 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"); @@ -528,20 +853,44 @@ USBDevice *usb_tablet_init(void) USBDevice *usb_mouse_init(void) { - USBMouseState *s; + USBHIDState *s; - s = qemu_mallocz(sizeof(USBMouseState)); + 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_mouse_handle_control; - s->dev.handle_data = usb_mouse_handle_data; + 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