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Add possibility of bulk reading with short timeout

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This commit is contained in:
Vladimir 'phcoder' Serbinenko 2010-07-18 21:35:22 +02:00
parent aa86530e38
commit d556277751
4 changed files with 26 additions and 10 deletions
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8
include/grub/usb.h
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@ -50,6 +50,7 @@ typedef enum
enum
{
GRUB_USB_REQTYPE_CLASS_INTERFACE_OUT = 0x21,
GRUB_USB_REQTYPE_VENDOR_OUT = 0x40
};
@ -103,7 +104,8 @@ struct grub_usb_controller_dev
int (*iterate) (int (*hook) (grub_usb_controller_t dev));
grub_usb_err_t (*transfer) (grub_usb_controller_t dev,
grub_usb_transfer_t transfer);
grub_usb_transfer_t transfer,
int timeout);
int (*hubports) (grub_usb_controller_t dev);
@ -235,5 +237,9 @@ void grub_usb_unregister_attach_hook_class (struct grub_usb_attach_desc *desc);
void grub_usb_poll_devices (void);
void grub_usb_device_attach (grub_usb_device_t dev);
grub_usb_err_t
grub_usb_bulk_read_timeout (grub_usb_device_t dev,
int endpoint, grub_size_t size, char *data,
int timeout);
#endif /* GRUB_USB_H */