/* $OpenBSD: usbdivar.h,v 1.33 2008/06/26 05:42:19 ray Exp $ */ /* $NetBSD: usbdivar.h,v 1.70 2002/07/11 21:14:36 augustss Exp $ */ /* $FreeBSD: src/sys/dev/usb/usbdivar.h,v 1.11 1999/11/17 22:33:51 n_hibma Exp $ */ /* * 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. * * 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 */ struct usb_dma_block; typedef struct { struct usb_dma_block *block; u_int offs; } usb_dma_t; struct usbd_xfer; struct usbd_pipe; struct usbd_endpoint { usb_endpoint_descriptor_t *edesc; int refcnt; int savedtoggle; }; struct usbd_bus_methods { usbd_status (*open_pipe)(struct usbd_pipe *pipe); void (*soft_intr)(void *); 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_tt { struct usbd_hub *hub; }; 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 u_int8_t reattach; struct usbd_device *device; /* Connected device */ struct usbd_device *parent; /* The ports hub */ struct usbd_tt *tt; /* Transaction translator (if any) */ }; 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 */ struct device 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_2_0 4 #define USBREV_STR { "unknown", "pre 1.0", "1.0", "1.1", "2.0" } #ifdef __HAVE_GENERIC_SOFT_INTERRUPTS void *soft; /* soft interrupt cookie */ #endif bus_dma_tag_t dmatag; /* DMA tag */ }; struct usbd_device { struct usbd_bus *bus; /* our controller */ struct usbd_pipe *default_pipe; /* pipe 0 */ u_int8_t address; /* device address */ 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_device *myhub; /* upstream hub */ struct usbd_port *myhsport; /* closest high speed port */ 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 */ struct device **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; char aborting; 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; #ifdef DIAGNOSTIC u_int32_t busy_free; #define XFER_FREE 0x46524545 #define XFER_BUSY 0x42555359 #define XFER_ONQU 0x4f4e5155 #endif /* 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 */ struct timeout timeout_handle; }; void usbd_init(void); void usbd_finish(void); #ifdef USB_DEBUG void usbd_dump_iface(struct usbd_interface *iface); void usbd_dump_device(struct usbd_device *dev); void usbd_dump_endpoint(struct usbd_endpoint *endp); void usbd_dump_queue(usbd_pipe_handle pipe); void usbd_dump_pipe(usbd_pipe_handle pipe); #endif /* 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(struct device *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, size_t len, 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, struct device *); /* Routines from usb.c */ void usb_needs_explore(usbd_device_handle); void usb_needs_reattach(usbd_device_handle); void usb_schedsoftintr(struct usbd_bus *); /* * XXX This check is extremely bogus. Bad Bad Bad. */ #if defined(DIAGNOSTIC) && 0 #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. */ /* 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 #define UHUBCF_PORT 0 #define UHUBCF_CONFIGURATION 1 #define UHUBCF_INTERFACE 2 #define UHUBCF_VENDOR 3 #define UHUBCF_PRODUCT 4 #define UHUBCF_RELEASE 5 #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' */