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freebsd-skq/sys/dev/usb/usbdivar.h
Josef Karthauser 4d0649fbad Merge from NetBSD: 
Pave the way for USB2, by replacing 'lowspeed' with 'speed', so
that it can take the values USB_SPEED_LOW, USB_SPEED_FULL or in
time USB_SPEED_HIGH.
2002-02-16 00:51:26 +00:00

290 lines
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/* $NetBSD: usbdivar.h,v 1.47 2000/02/22 11:30:56 augustss Exp $ */
/* $FreeBSD$ */
/*
* Copyright (c) 1998 The NetBSD Foundation, Inc.
* All rights reserved.
*
* This code is derived from software contributed to The NetBSD Foundation
* by Lennart Augustsson (lennart@augustsson.net) at
* Carlstedt Research & Technology.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
* 3. All advertising materials mentioning features or use of this software
* must display the following acknowledgement:
* This product includes software developed by the NetBSD
* Foundation, Inc. and its contributors.
* 4. Neither the name of The NetBSD Foundation nor the names of its
* contributors may be used to endorse or promote products derived
* from this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. AND CONTRIBUTORS
* ``AS IS'' AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
* TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
* PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE FOUNDATION OR CONTRIBUTORS
* BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
/* From usb_mem.h */
DECLARE_USB_DMA_T;
struct usbd_xfer;
struct usbd_pipe;
struct usbd_endpoint {
usb_endpoint_descriptor_t *edesc;
int refcnt;
};
struct usbd_bus_methods {
usbd_status (*open_pipe)(struct usbd_pipe *pipe);
void (*soft_intr)__P((struct usbd_bus *));
void (*do_poll)(struct usbd_bus *);
usbd_status (*allocm)(struct usbd_bus *, usb_dma_t *,
u_int32_t bufsize);
void (*freem)(struct usbd_bus *, usb_dma_t *);
struct usbd_xfer * (*allocx)(struct usbd_bus *);
void (*freex)(struct usbd_bus *,
struct usbd_xfer *);
};
struct usbd_pipe_methods {
usbd_status (*transfer)(usbd_xfer_handle xfer);
usbd_status (*start)(usbd_xfer_handle xfer);
void (*abort)(usbd_xfer_handle xfer);
void (*close)(usbd_pipe_handle pipe);
void (*cleartoggle)(usbd_pipe_handle pipe);
void (*done)(usbd_xfer_handle xfer);
};
struct usbd_port {
usb_port_status_t status;
u_int16_t power; /* mA of current on port */
u_int8_t portno;
u_int8_t restartcnt;
#define USBD_RESTART_MAX 5
struct usbd_device *device;
struct usbd_device *parent; /* The ports hub */
};
struct usbd_hub {
usbd_status (*explore)(usbd_device_handle hub);
void *hubsoftc;
usb_hub_descriptor_t hubdesc;
struct usbd_port ports[1];
};
struct usb_softc;
/*****/
struct usbd_bus {
/* Filled by HC driver */
USBBASEDEVICE bdev; /* base device, host adapter */
struct usbd_bus_methods *methods;
u_int32_t pipe_size; /* size of a pipe struct */
/* Filled by usb driver */
struct usbd_device *root_hub;
usbd_device_handle devices[USB_MAX_DEVICES];
char needs_explore;/* a hub a signalled a change */
char use_polling;
struct usb_softc *usbctl;
struct usb_device_stats stats;
int intr_context;
u_int no_intrs;
int usbrev; /* USB revision */
#define USBREV_UNKNOWN 0
#define USBREV_PRE_1_0 1
#define USBREV_1_0 2
#define USBREV_1_1 3
#define USBREV_STR { "unknown", "pre 1.0", "1.0", "1.1" }
#if defined(__NetBSD__) || defined(__OpenBSD__)
bus_dma_tag_t dmatag; /* DMA tag */
#endif
};
struct usbd_device {
struct usbd_bus *bus; /* our controller */
struct usbd_pipe *default_pipe; /* pipe 0 */
u_int8_t address; /* device addess */
u_int8_t config; /* current configuration # */
u_int8_t depth; /* distance from root hub */
u_int8_t speed; /* low/full/high speed */
u_int8_t self_powered; /* flag for self powered */
u_int16_t power; /* mA the device uses */
int16_t langid; /* language for strings */
#define USBD_NOLANG (-1)
usb_event_cookie_t cookie; /* unique connection id */
struct usbd_port *powersrc; /* upstream hub port, or 0 */
struct usbd_endpoint def_ep; /* for pipe 0 */
usb_endpoint_descriptor_t def_ep_desc; /* for pipe 0 */
struct usbd_interface *ifaces; /* array of all interfaces */
usb_device_descriptor_t ddesc; /* device descriptor */
usb_config_descriptor_t *cdesc; /* full config descr */
const struct usbd_quirks *quirks; /* device quirks, always set */
struct usbd_hub *hub; /* only if this is a hub */
device_ptr_t *subdevs; /* sub-devices, 0 terminated */
};
struct usbd_interface {
struct usbd_device *device;
usb_interface_descriptor_t *idesc;
int index;
int altindex;
struct usbd_endpoint *endpoints;
void *priv;
LIST_HEAD(, usbd_pipe) pipes;
};
struct usbd_pipe {
struct usbd_interface *iface;
struct usbd_device *device;
struct usbd_endpoint *endpoint;
int refcnt;
char running;
SIMPLEQ_HEAD(, usbd_xfer) queue;
LIST_ENTRY(usbd_pipe) next;
usbd_xfer_handle intrxfer; /* used for repeating requests */
char repeat;
int interval;
/* Filled by HC driver. */
struct usbd_pipe_methods *methods;
};
struct usbd_xfer {
struct usbd_pipe *pipe;
void *priv;
void *buffer;
u_int32_t length;
u_int32_t actlen;
u_int16_t flags;
u_int32_t timeout;
usbd_status status;
usbd_callback callback;
__volatile char done;
/* For control pipe */
usb_device_request_t request;
/* For isoc */
u_int16_t *frlengths;
int nframes;
/* For memory allocation */
struct usbd_device *device;
usb_dma_t dmabuf;
int rqflags;
#define URQ_REQUEST 0x01
#define URQ_AUTO_DMABUF 0x10
#define URQ_DEV_DMABUF 0x20
SIMPLEQ_ENTRY(usbd_xfer) next;
void *hcpriv; /* private use by the HC driver */
int hcprivint;
#if defined(__FreeBSD__)
struct callout_handle timo_handle;
#endif
};
void usbd_init(void);
void usbd_finish(void);
/* Routines from usb_subr.c */
int usbctlprint(void *, const char *);
void usb_delay_ms(usbd_bus_handle, u_int);
usbd_status usbd_reset_port(usbd_device_handle dev,
int port, usb_port_status_t *ps);
usbd_status usbd_setup_pipe(usbd_device_handle dev,
usbd_interface_handle iface,
struct usbd_endpoint *, int,
usbd_pipe_handle *pipe);
usbd_status usbd_new_device(device_ptr_t parent,
usbd_bus_handle bus, int depth,
int lowspeed, int port,
struct usbd_port *);
void usbd_remove_device(usbd_device_handle,
struct usbd_port *);
int usbd_printBCD(char *cp, int bcd);
usbd_status usbd_fill_iface_data(usbd_device_handle dev,
int i, int a);
void usb_free_device(usbd_device_handle);
usbd_status usb_insert_transfer(usbd_xfer_handle xfer);
void usb_transfer_complete(usbd_xfer_handle xfer);
void usb_disconnect_port(struct usbd_port *up, device_ptr_t);
/* Routines from usb.c */
void usb_needs_explore(usbd_bus_handle);
void usb_schedsoftintr __P((struct usbd_bus *));
#ifdef DIAGNOSTIC
#define SPLUSBCHECK \
do { int _s = splusb(), _su = splusb(); \
if (!cold && _s != _su) printf("SPLUSBCHECK failed 0x%x!=0x%x, %s:%d\n", \
_s, _su, __FILE__, __LINE__); \
splx(_s); \
} while (0)
#else
#define SPLUSBCHECK
#endif
/* Locator stuff. */
#if defined(__NetBSD__)
#include "locators.h"
#elif defined(__FreeBSD__) || defined(__OpenBSD__)
/* XXX these values are used to statically bind some elements in the USB tree
* to specific driver instances. This should be somehow emulated in FreeBSD
* but can be done later on.
* The values are copied from the files.usb file in the NetBSD sources.
*/
#define UHUBCF_PORT_DEFAULT -1
#define UHUBCF_CONFIGURATION_DEFAULT -1
#define UHUBCF_INTERFACE_DEFAULT -1
#define UHUBCF_VENDOR_DEFAULT -1
#define UHUBCF_PRODUCT_DEFAULT -1
#define UHUBCF_RELEASE_DEFAULT -1
#endif
#if defined (__OpenBSD__)
#define UHUBCF_PORT 0
#define UHUBCF_CONFIGURATION 1
#define UHUBCF_INTERFACE 2
#define UHUBCF_VENDOR 3
#define UHUBCF_PRODUCT 4
#define UHUBCF_RELEASE 5
#endif
#define uhubcf_port cf_loc[UHUBCF_PORT]
#define uhubcf_configuration cf_loc[UHUBCF_CONFIGURATION]
#define uhubcf_interface cf_loc[UHUBCF_INTERFACE]
#define uhubcf_vendor cf_loc[UHUBCF_VENDOR]
#define uhubcf_product cf_loc[UHUBCF_PRODUCT]
#define uhubcf_release cf_loc[UHUBCF_RELEASE]
#define UHUB_UNK_PORT UHUBCF_PORT_DEFAULT /* wildcarded 'port' */
#define UHUB_UNK_CONFIGURATION UHUBCF_CONFIGURATION_DEFAULT /* wildcarded 'configuration' */
#define UHUB_UNK_INTERFACE UHUBCF_INTERFACE_DEFAULT /* wildcarded 'interface' */
#define UHUB_UNK_VENDOR UHUBCF_VENDOR_DEFAULT /* wildcarded 'vendor' */
#define UHUB_UNK_PRODUCT UHUBCF_PRODUCT_DEFAULT /* wildcarded 'product' */
#define UHUB_UNK_RELEASE UHUBCF_RELEASE_DEFAULT /* wildcarded 'release' */
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