Revision 806b6024 hw/usb.h
| b/hw/usb.h | ||
|---|---|---|
| 23 | 23 |
*/ |
| 24 | 24 |
|
| 25 | 25 |
#include "block.h" |
| 26 |
#include "qdev.h" |
|
| 26 | 27 |
|
| 27 | 28 |
#define USB_TOKEN_SETUP 0x2d |
| 28 | 29 |
#define USB_TOKEN_IN 0x69 /* device -> host */ |
| ... | ... | |
| 116 | 117 |
#define USB_ENDPOINT_XFER_BULK 2 |
| 117 | 118 |
#define USB_ENDPOINT_XFER_INT 3 |
| 118 | 119 |
|
| 120 |
typedef struct USBBus USBBus; |
|
| 119 | 121 |
typedef struct USBPort USBPort; |
| 120 | 122 |
typedef struct USBDevice USBDevice; |
| 123 |
typedef struct USBDeviceInfo USBDeviceInfo; |
|
| 121 | 124 |
typedef struct USBPacket USBPacket; |
| 122 | 125 |
|
| 123 | 126 |
/* definition of a USB device */ |
| 124 | 127 |
struct USBDevice {
|
| 128 |
DeviceState qdev; |
|
| 129 |
USBDeviceInfo *info; |
|
| 125 | 130 |
void *opaque; |
| 126 | 131 |
|
| 127 |
/* |
|
| 128 |
* Process USB packet. |
|
| 132 |
int speed; |
|
| 133 |
uint8_t addr; |
|
| 134 |
char devname[32]; |
|
| 135 |
|
|
| 136 |
int state; |
|
| 137 |
uint8_t setup_buf[8]; |
|
| 138 |
uint8_t data_buf[1024]; |
|
| 139 |
int remote_wakeup; |
|
| 140 |
int setup_state; |
|
| 141 |
int setup_len; |
|
| 142 |
int setup_index; |
|
| 143 |
}; |
|
| 144 |
|
|
| 145 |
struct USBDeviceInfo {
|
|
| 146 |
DeviceInfo qdev; |
|
| 147 |
int (*init)(USBDevice *dev); |
|
| 148 |
|
|
| 149 |
/* |
|
| 150 |
* Process USB packet. |
|
| 129 | 151 |
* Called by the HC (Host Controller). |
| 130 | 152 |
* |
| 131 |
* Returns length of the transaction
|
|
| 153 |
* Returns length of the transaction |
|
| 132 | 154 |
* or one of the USB_RET_XXX codes. |
| 133 |
*/
|
|
| 155 |
*/ |
|
| 134 | 156 |
int (*handle_packet)(USBDevice *dev, USBPacket *p); |
| 135 | 157 |
|
| 136 |
/*
|
|
| 158 |
/* |
|
| 137 | 159 |
* Called when device is destroyed. |
| 138 | 160 |
*/ |
| 139 | 161 |
void (*handle_destroy)(USBDevice *dev); |
| 140 | 162 |
|
| 141 |
int speed; |
|
| 142 |
|
|
| 143 |
/* The following fields are used by the generic USB device |
|
| 144 |
layer. They are here just to avoid creating a new structure |
|
| 145 |
for them. */ |
|
| 146 |
|
|
| 147 | 163 |
/* |
| 148 | 164 |
* Reset the device |
| 149 |
*/
|
|
| 165 |
*/ |
|
| 150 | 166 |
void (*handle_reset)(USBDevice *dev); |
| 151 | 167 |
|
| 152 | 168 |
/* |
| ... | ... | |
| 165 | 181 |
* Returns length or one of the USB_RET_ codes. |
| 166 | 182 |
*/ |
| 167 | 183 |
int (*handle_data)(USBDevice *dev, USBPacket *p); |
| 168 |
|
|
| 169 |
uint8_t addr; |
|
| 170 |
char devname[32]; |
|
| 171 |
|
|
| 172 |
int state; |
|
| 173 |
uint8_t setup_buf[8]; |
|
| 174 |
uint8_t data_buf[1024]; |
|
| 175 |
int remote_wakeup; |
|
| 176 |
int setup_state; |
|
| 177 |
int setup_len; |
|
| 178 |
int setup_index; |
|
| 179 | 184 |
}; |
| 180 | 185 |
|
| 181 | 186 |
typedef void (*usb_attachfn)(USBPort *port, USBDevice *dev); |
| ... | ... | |
| 297 | 302 |
uint32_t musb_core_intr_get(MUSBState *s); |
| 298 | 303 |
void musb_core_intr_clear(MUSBState *s, uint32_t mask); |
| 299 | 304 |
void musb_set_size(MUSBState *s, int epnum, int size, int is_tx); |
| 305 |
|
|
| 306 |
/* usb-bus.c */ |
|
| 307 |
|
|
| 308 |
struct USBBus {
|
|
| 309 |
BusState qbus; |
|
| 310 |
int busnr; |
|
| 311 |
int nfree; |
|
| 312 |
int nused; |
|
| 313 |
TAILQ_HEAD(, USBPort) free; |
|
| 314 |
TAILQ_HEAD(, USBPort) used; |
|
| 315 |
TAILQ_ENTRY(USBBus) next; |
|
| 316 |
}; |
|
| 317 |
|
|
| 318 |
USBBus *usb_bus_new(DeviceState *host); |
|
| 319 |
USBBus *usb_bus_find(int busnr); |
|
| 320 |
void usb_qdev_register(USBDeviceInfo *info); |
|
| 321 |
void usb_qdev_register_many(USBDeviceInfo *info); |
|
| 322 |
USBDevice *usb_create_simple(USBBus *bus, const char *name); |
|
Also available in: Unified diff