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1.1 root 1: /*
2: * QEMU USB API
3: *
4: * Copyright (c) 2005 Fabrice Bellard
5: *
6: * Permission is hereby granted, free of charge, to any person obtaining a copy
7: * of this software and associated documentation files (the "Software"), to deal
8: * in the Software without restriction, including without limitation the rights
9: * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
10: * copies of the Software, and to permit persons to whom the Software is
11: * furnished to do so, subject to the following conditions:
12: *
13: * The above copyright notice and this permission notice shall be included in
14: * all copies or substantial portions of the Software.
15: *
16: * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
17: * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
18: * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
19: * THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
20: * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
21: * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
22: * THE SOFTWARE.
23: */
24: #define USB_TOKEN_SETUP 0x2d
25: #define USB_TOKEN_IN 0x69 /* device -> host */
26: #define USB_TOKEN_OUT 0xe1 /* host -> device */
27:
28: /* specific usb messages, also sent in the 'pid' parameter */
29: #define USB_MSG_ATTACH 0x100
30: #define USB_MSG_DETACH 0x101
31: #define USB_MSG_RESET 0x102
32:
33: #define USB_RET_NODEV (-1)
34: #define USB_RET_NAK (-2)
35: #define USB_RET_STALL (-3)
36: #define USB_RET_BABBLE (-4)
37:
38: #define USB_SPEED_LOW 0
39: #define USB_SPEED_FULL 1
40: #define USB_SPEED_HIGH 2
41:
42: #define USB_STATE_NOTATTACHED 0
43: #define USB_STATE_ATTACHED 1
44: //#define USB_STATE_POWERED 2
45: #define USB_STATE_DEFAULT 3
46: //#define USB_STATE_ADDRESS 4
47: //#define USB_STATE_CONFIGURED 5
48: #define USB_STATE_SUSPENDED 6
49:
50: #define USB_CLASS_AUDIO 1
51: #define USB_CLASS_COMM 2
52: #define USB_CLASS_HID 3
53: #define USB_CLASS_PHYSICAL 5
54: #define USB_CLASS_STILL_IMAGE 6
55: #define USB_CLASS_PRINTER 7
56: #define USB_CLASS_MASS_STORAGE 8
57: #define USB_CLASS_HUB 9
58: #define USB_CLASS_CDC_DATA 0x0a
59: #define USB_CLASS_CSCID 0x0b
60: #define USB_CLASS_CONTENT_SEC 0x0d
61: #define USB_CLASS_APP_SPEC 0xfe
62: #define USB_CLASS_VENDOR_SPEC 0xff
63:
64: #define USB_DIR_OUT 0
65: #define USB_DIR_IN 0x80
66:
67: #define USB_TYPE_MASK (0x03 << 5)
68: #define USB_TYPE_STANDARD (0x00 << 5)
69: #define USB_TYPE_CLASS (0x01 << 5)
70: #define USB_TYPE_VENDOR (0x02 << 5)
71: #define USB_TYPE_RESERVED (0x03 << 5)
72:
73: #define USB_RECIP_MASK 0x1f
74: #define USB_RECIP_DEVICE 0x00
75: #define USB_RECIP_INTERFACE 0x01
76: #define USB_RECIP_ENDPOINT 0x02
77: #define USB_RECIP_OTHER 0x03
78:
79: #define DeviceRequest ((USB_DIR_IN|USB_TYPE_STANDARD|USB_RECIP_DEVICE)<<8)
80: #define DeviceOutRequest ((USB_DIR_OUT|USB_TYPE_STANDARD|USB_RECIP_DEVICE)<<8)
81: #define InterfaceRequest \
82: ((USB_DIR_IN|USB_TYPE_STANDARD|USB_RECIP_INTERFACE)<<8)
83: #define InterfaceOutRequest \
84: ((USB_DIR_OUT|USB_TYPE_STANDARD|USB_RECIP_INTERFACE)<<8)
85: #define EndpointRequest ((USB_DIR_IN|USB_TYPE_STANDARD|USB_RECIP_ENDPOINT)<<8)
86: #define EndpointOutRequest \
87: ((USB_DIR_OUT|USB_TYPE_STANDARD|USB_RECIP_ENDPOINT)<<8)
88:
89: #define USB_REQ_GET_STATUS 0x00
90: #define USB_REQ_CLEAR_FEATURE 0x01
91: #define USB_REQ_SET_FEATURE 0x03
92: #define USB_REQ_SET_ADDRESS 0x05
93: #define USB_REQ_GET_DESCRIPTOR 0x06
94: #define USB_REQ_SET_DESCRIPTOR 0x07
95: #define USB_REQ_GET_CONFIGURATION 0x08
96: #define USB_REQ_SET_CONFIGURATION 0x09
97: #define USB_REQ_GET_INTERFACE 0x0A
98: #define USB_REQ_SET_INTERFACE 0x0B
99: #define USB_REQ_SYNCH_FRAME 0x0C
100:
101: #define USB_DEVICE_SELF_POWERED 0
102: #define USB_DEVICE_REMOTE_WAKEUP 1
103:
104: #define USB_DT_DEVICE 0x01
105: #define USB_DT_CONFIG 0x02
106: #define USB_DT_STRING 0x03
107: #define USB_DT_INTERFACE 0x04
108: #define USB_DT_ENDPOINT 0x05
109:
110: typedef struct USBPort USBPort;
111: typedef struct USBDevice USBDevice;
112:
113: /* definition of a USB device */
114: struct USBDevice {
115: void *opaque;
116: int (*handle_packet)(USBDevice *dev, int pid,
117: uint8_t devaddr, uint8_t devep,
118: uint8_t *data, int len);
119: int speed;
120:
121: /* The following fields are used by the generic USB device
122: layer. They are here just to avoid creating a new structure for
123: them. */
124: void (*handle_reset)(USBDevice *dev);
125: int (*handle_control)(USBDevice *dev, int request, int value,
126: int index, int length, uint8_t *data);
127: int (*handle_data)(USBDevice *dev, int pid, uint8_t devep,
128: uint8_t *data, int len);
129: uint8_t addr;
130:
131: int state;
132: uint8_t setup_buf[8];
133: uint8_t data_buf[1024];
134: int remote_wakeup;
135: int setup_state;
136: int setup_len;
137: int setup_index;
138: };
139:
140: /* USB port on which a device can be connected */
141: struct USBPort {
142: USBDevice *dev;
143: void (*attach)(USBPort *port, USBDevice *dev);
144: void *opaque;
145: int index; /* internal port index, may be used with the opaque */
146: };
147:
148: void usb_attach(USBPort *port, USBDevice *dev);
149: int usb_generic_handle_packet(USBDevice *s, int pid,
150: uint8_t devaddr, uint8_t devep,
151: uint8_t *data, int len);
152: int set_usb_string(uint8_t *buf, const char *str);
153:
154: /* usb hub */
155: USBDevice *usb_hub_init(USBPort **usb_ports, int nb_ports);
156:
157: /* usb-uhci.c */
158: void usb_uhci_init(PCIBus *bus, USBPort **usb_ports);
159:
160: /* usb-linux.c */
161: USBDevice *usb_host_device_open(const char *devname);
162: void usb_host_info(void);
163:
164: /* usb-hid.c */
165: USBDevice *usb_mouse_init(void);
1.1.1.2 ! root 166: USBDevice *usb_tablet_init(void);
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