1f6e24e73c
git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@2029 c046a42c-6fe2-441c-8c8c-71466251a162
178 lines
5.7 KiB
C
178 lines
5.7 KiB
C
/*
|
|
* QEMU USB API
|
|
*
|
|
* Copyright (c) 2005 Fabrice Bellard
|
|
*
|
|
* Permission is hereby granted, free of charge, to any person obtaining a copy
|
|
* of this software and associated documentation files (the "Software"), to deal
|
|
* in the Software without restriction, including without limitation the rights
|
|
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
|
|
* copies of the Software, and to permit persons to whom the Software is
|
|
* furnished to do so, subject to the following conditions:
|
|
*
|
|
* The above copyright notice and this permission notice shall be included in
|
|
* all copies or substantial portions of the Software.
|
|
*
|
|
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
|
|
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
|
|
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL
|
|
* THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
|
|
* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
|
|
* OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
|
|
* THE SOFTWARE.
|
|
*/
|
|
#define USB_TOKEN_SETUP 0x2d
|
|
#define USB_TOKEN_IN 0x69 /* device -> host */
|
|
#define USB_TOKEN_OUT 0xe1 /* host -> device */
|
|
|
|
/* specific usb messages, also sent in the 'pid' parameter */
|
|
#define USB_MSG_ATTACH 0x100
|
|
#define USB_MSG_DETACH 0x101
|
|
#define USB_MSG_RESET 0x102
|
|
#define USB_MSG_DESTROY 0x103
|
|
|
|
#define USB_RET_NODEV (-1)
|
|
#define USB_RET_NAK (-2)
|
|
#define USB_RET_STALL (-3)
|
|
#define USB_RET_BABBLE (-4)
|
|
|
|
#define USB_SPEED_LOW 0
|
|
#define USB_SPEED_FULL 1
|
|
#define USB_SPEED_HIGH 2
|
|
|
|
#define USB_STATE_NOTATTACHED 0
|
|
#define USB_STATE_ATTACHED 1
|
|
//#define USB_STATE_POWERED 2
|
|
#define USB_STATE_DEFAULT 3
|
|
//#define USB_STATE_ADDRESS 4
|
|
//#define USB_STATE_CONFIGURED 5
|
|
#define USB_STATE_SUSPENDED 6
|
|
|
|
#define USB_CLASS_AUDIO 1
|
|
#define USB_CLASS_COMM 2
|
|
#define USB_CLASS_HID 3
|
|
#define USB_CLASS_PHYSICAL 5
|
|
#define USB_CLASS_STILL_IMAGE 6
|
|
#define USB_CLASS_PRINTER 7
|
|
#define USB_CLASS_MASS_STORAGE 8
|
|
#define USB_CLASS_HUB 9
|
|
#define USB_CLASS_CDC_DATA 0x0a
|
|
#define USB_CLASS_CSCID 0x0b
|
|
#define USB_CLASS_CONTENT_SEC 0x0d
|
|
#define USB_CLASS_APP_SPEC 0xfe
|
|
#define USB_CLASS_VENDOR_SPEC 0xff
|
|
|
|
#define USB_DIR_OUT 0
|
|
#define USB_DIR_IN 0x80
|
|
|
|
#define USB_TYPE_MASK (0x03 << 5)
|
|
#define USB_TYPE_STANDARD (0x00 << 5)
|
|
#define USB_TYPE_CLASS (0x01 << 5)
|
|
#define USB_TYPE_VENDOR (0x02 << 5)
|
|
#define USB_TYPE_RESERVED (0x03 << 5)
|
|
|
|
#define USB_RECIP_MASK 0x1f
|
|
#define USB_RECIP_DEVICE 0x00
|
|
#define USB_RECIP_INTERFACE 0x01
|
|
#define USB_RECIP_ENDPOINT 0x02
|
|
#define USB_RECIP_OTHER 0x03
|
|
|
|
#define DeviceRequest ((USB_DIR_IN|USB_TYPE_STANDARD|USB_RECIP_DEVICE)<<8)
|
|
#define DeviceOutRequest ((USB_DIR_OUT|USB_TYPE_STANDARD|USB_RECIP_DEVICE)<<8)
|
|
#define InterfaceRequest \
|
|
((USB_DIR_IN|USB_TYPE_STANDARD|USB_RECIP_INTERFACE)<<8)
|
|
#define InterfaceOutRequest \
|
|
((USB_DIR_OUT|USB_TYPE_STANDARD|USB_RECIP_INTERFACE)<<8)
|
|
#define EndpointRequest ((USB_DIR_IN|USB_TYPE_STANDARD|USB_RECIP_ENDPOINT)<<8)
|
|
#define EndpointOutRequest \
|
|
((USB_DIR_OUT|USB_TYPE_STANDARD|USB_RECIP_ENDPOINT)<<8)
|
|
|
|
#define USB_REQ_GET_STATUS 0x00
|
|
#define USB_REQ_CLEAR_FEATURE 0x01
|
|
#define USB_REQ_SET_FEATURE 0x03
|
|
#define USB_REQ_SET_ADDRESS 0x05
|
|
#define USB_REQ_GET_DESCRIPTOR 0x06
|
|
#define USB_REQ_SET_DESCRIPTOR 0x07
|
|
#define USB_REQ_GET_CONFIGURATION 0x08
|
|
#define USB_REQ_SET_CONFIGURATION 0x09
|
|
#define USB_REQ_GET_INTERFACE 0x0A
|
|
#define USB_REQ_SET_INTERFACE 0x0B
|
|
#define USB_REQ_SYNCH_FRAME 0x0C
|
|
|
|
#define USB_DEVICE_SELF_POWERED 0
|
|
#define USB_DEVICE_REMOTE_WAKEUP 1
|
|
|
|
#define USB_DT_DEVICE 0x01
|
|
#define USB_DT_CONFIG 0x02
|
|
#define USB_DT_STRING 0x03
|
|
#define USB_DT_INTERFACE 0x04
|
|
#define USB_DT_ENDPOINT 0x05
|
|
|
|
typedef struct USBPort USBPort;
|
|
typedef struct USBDevice USBDevice;
|
|
|
|
/* definition of a USB device */
|
|
struct USBDevice {
|
|
void *opaque;
|
|
int (*handle_packet)(USBDevice *dev, int pid,
|
|
uint8_t devaddr, uint8_t devep,
|
|
uint8_t *data, int len);
|
|
int speed;
|
|
|
|
/* The following fields are used by the generic USB device
|
|
layer. They are here just to avoid creating a new structure for
|
|
them. */
|
|
void (*handle_reset)(USBDevice *dev, int destroy);
|
|
int (*handle_control)(USBDevice *dev, int request, int value,
|
|
int index, int length, uint8_t *data);
|
|
int (*handle_data)(USBDevice *dev, int pid, uint8_t devep,
|
|
uint8_t *data, int len);
|
|
uint8_t addr;
|
|
char devname[32];
|
|
|
|
int state;
|
|
uint8_t setup_buf[8];
|
|
uint8_t data_buf[1024];
|
|
int remote_wakeup;
|
|
int setup_state;
|
|
int setup_len;
|
|
int setup_index;
|
|
};
|
|
|
|
typedef void (*usb_attachfn)(USBPort *port, USBDevice *dev);
|
|
|
|
/* USB port on which a device can be connected */
|
|
struct USBPort {
|
|
USBDevice *dev;
|
|
usb_attachfn attach;
|
|
void *opaque;
|
|
int index; /* internal port index, may be used with the opaque */
|
|
struct USBPort *next; /* Used internally by qemu. */
|
|
};
|
|
|
|
void usb_attach(USBPort *port, USBDevice *dev);
|
|
int usb_generic_handle_packet(USBDevice *s, int pid,
|
|
uint8_t devaddr, uint8_t devep,
|
|
uint8_t *data, int len);
|
|
int set_usb_string(uint8_t *buf, const char *str);
|
|
|
|
/* usb hub */
|
|
USBDevice *usb_hub_init(int nb_ports);
|
|
|
|
/* usb-uhci.c */
|
|
void usb_uhci_init(PCIBus *bus, int devfn);
|
|
|
|
/* usb-ohci.c */
|
|
void usb_ohci_init(struct PCIBus *bus, int num_ports, int devfn);
|
|
|
|
/* usb-linux.c */
|
|
USBDevice *usb_host_device_open(const char *devname);
|
|
void usb_host_info(void);
|
|
|
|
/* usb-hid.c */
|
|
USBDevice *usb_mouse_init(void);
|
|
USBDevice *usb_tablet_init(void);
|
|
|
|
/* usb-msd.c */
|
|
USBDevice *usb_msd_init(const char *filename);
|