f1a1841fd4
Add support for setting and getting the USB template value through libusb20 and usbconfig. Submitted by: Hans Petter Selasky
193 lines
7.1 KiB
C
193 lines
7.1 KiB
C
/* $FreeBSD$ */
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/*-
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* Copyright (c) 2008 Hans Petter Selasky. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef _USB2_DEVICE_H_
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#define _USB2_DEVICE_H_
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struct usb2_symlink;
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#define USB_DEFAULT_XFER_MAX 2
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struct usb2_clear_stall_msg {
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struct usb2_proc_msg hdr;
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struct usb2_device *udev;
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};
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/*
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* The following structure defines an USB pipe which is equal to an
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* USB endpoint.
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*/
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struct usb2_pipe {
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struct usb2_xfer_queue pipe_q; /* queue of USB transfers */
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struct usb2_xfer *xfer_block; /* blocking USB transfer */
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struct usb2_endpoint_descriptor *edesc;
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struct usb2_pipe_methods *methods; /* set by HC driver */
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uint16_t isoc_next;
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uint16_t refcount;
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uint8_t toggle_next:1; /* next data toggle value */
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uint8_t is_stalled:1; /* set if pipe is stalled */
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uint8_t is_synced:1; /* set if we a synchronised */
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uint8_t unused:5;
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uint8_t iface_index; /* not used by "default pipe" */
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};
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/*
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* The following structure defines an USB interface.
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*/
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struct usb2_interface {
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struct usb2_perm perm; /* interface permissions */
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struct usb2_interface_descriptor *idesc;
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device_t subdev;
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uint8_t alt_index;
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uint8_t parent_iface_index;
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};
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/*
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* The following structure defines the USB device flags.
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*/
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struct usb2_device_flags {
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uint8_t usb2_mode:1; /* USB mode (see USB_MODE_XXX) */
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uint8_t self_powered:1; /* set if USB device is self powered */
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uint8_t suspended:1; /* set if USB device is suspended */
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uint8_t no_strings:1; /* set if USB device does not support
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* strings */
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uint8_t remote_wakeup:1; /* set if remote wakeup is enabled */
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uint8_t uq_bus_powered:1; /* set if BUS powered quirk is present */
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uint8_t uq_power_claim:1; /* set if power claim quirk is present */
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};
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/*
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* The following structure is used for power-save purposes. The data
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* in this structure is protected by the USB BUS lock.
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*/
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struct usb2_power_save {
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int last_xfer_time; /* copy of "ticks" */
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uint32_t type_refs[4]; /* transfer reference count */
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uint32_t read_refs; /* data read references */
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uint32_t write_refs; /* data write references */
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uint8_t suspended; /* set if USB device is suspended */
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};
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/*
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* The following structure defines an USB device. There exists one of
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* these structures for every USB device.
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*/
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struct usb2_device {
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struct usb2_clear_stall_msg cs_msg[2]; /* generic clear stall
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* messages */
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struct usb2_perm perm;
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struct sx default_sx[2];
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struct mtx default_mtx[1];
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struct cv default_cv[2];
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struct usb2_interface ifaces[USB_IFACE_MAX];
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struct usb2_pipe default_pipe; /* Control Endpoint 0 */
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struct usb2_pipe pipes[USB_EP_MAX];
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struct usb2_power_save pwr_save;/* power save data */
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struct usb2_bus *bus; /* our USB BUS */
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device_t parent_dev; /* parent device */
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struct usb2_device *parent_hub;
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struct usb2_config_descriptor *cdesc; /* full config descr */
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struct usb2_hub *hub; /* only if this is a hub */
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struct usb_device *linux_dev;
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struct usb2_xfer *default_xfer[USB_DEFAULT_XFER_MAX];
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struct usb2_temp_data *usb2_template_ptr;
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struct usb2_pipe *pipe_curr; /* current clear stall pipe */
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struct usb2_fifo *fifo[USB_FIFO_MAX];
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struct usb2_symlink *ugen_symlink; /* our generic symlink */
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uint32_t plugtime; /* copy of "ticks" */
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uint16_t refcount;
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#define USB_DEV_REF_MAX 0xffff
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uint16_t power; /* mA the device uses */
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uint16_t langid; /* language for strings */
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uint8_t address; /* device addess */
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uint8_t device_index; /* device index in "bus->devices" */
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uint8_t curr_config_index; /* current configuration index */
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uint8_t curr_config_no; /* current configuration number */
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uint8_t depth; /* distance from root HUB */
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uint8_t speed; /* low/full/high speed */
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uint8_t port_index; /* parent HUB port index */
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uint8_t port_no; /* parent HUB port number */
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uint8_t hs_hub_addr; /* high-speed HUB address */
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uint8_t hs_port_no; /* high-speed HUB port number */
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uint8_t driver_added_refcount; /* our driver added generation count */
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uint8_t power_mode; /* see USB_POWER_XXX */
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/* the "flags" field is write-protected by "bus->mtx" */
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struct usb2_device_flags flags;
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struct usb2_endpoint_descriptor default_ep_desc; /* for pipe 0 */
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struct usb2_device_descriptor ddesc; /* device descriptor */
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char serial[64]; /* serial number */
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char manufacturer[64]; /* manufacturer string */
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char product[64]; /* product string */
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};
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/* globals */
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extern int usb2_template;
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/* function prototypes */
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struct usb2_device *usb2_alloc_device(device_t parent_dev, struct usb2_bus *bus,
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struct usb2_device *parent_hub, uint8_t depth,
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uint8_t port_index, uint8_t port_no, uint8_t speed,
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uint8_t usb2_mode);
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struct usb2_pipe *usb2_get_pipe(struct usb2_device *udev, uint8_t iface_index,
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const struct usb2_config *setup);
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struct usb2_pipe *usb2_get_pipe_by_addr(struct usb2_device *udev, uint8_t ea_val);
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usb2_error_t usb2_interface_count(struct usb2_device *udev, uint8_t *count);
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usb2_error_t usb2_probe_and_attach(struct usb2_device *udev,
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uint8_t iface_index);
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usb2_error_t usb2_reset_iface_endpoints(struct usb2_device *udev,
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uint8_t iface_index);
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usb2_error_t usb2_set_config_index(struct usb2_device *udev, uint8_t index);
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usb2_error_t usb2_set_endpoint_stall(struct usb2_device *udev,
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struct usb2_pipe *pipe, uint8_t do_stall);
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usb2_error_t usb2_suspend_resume(struct usb2_device *udev,
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uint8_t do_suspend);
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void usb2_detach_device(struct usb2_device *udev, uint8_t iface_index,
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uint8_t free_subdev);
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void usb2_devinfo(struct usb2_device *udev, char *dst_ptr, uint16_t dst_len);
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void usb2_free_device(struct usb2_device *udev);
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void *usb2_find_descriptor(struct usb2_device *udev, void *id,
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uint8_t iface_index, uint8_t type, uint8_t type_mask,
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uint8_t subtype, uint8_t subtype_mask);
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void usb_linux_free_device(struct usb_device *dev);
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uint8_t usb2_peer_can_wakeup(struct usb2_device *udev);
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struct usb2_pipe *usb2_pipe_foreach(struct usb2_device *udev, struct usb2_pipe *pipe);
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#endif /* _USB2_DEVICE_H_ */
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