octusb.h

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    1 /* $FreeBSD$ */
    2 
    3 /*-
    4  * SPDX-License-Identifier: BSD-2-Clause-FreeBSD
    5  *
    6  * Copyright (c) 2010 Hans Petter Selasky. All rights reserved.
    7  *
    8  * Redistribution and use in source and binary forms, with or without
    9  * modification, are permitted provided that the following conditions
   10  * are met:
   11  * 1. Redistributions of source code must retain the above copyright
   12  *    notice, this list of conditions and the following disclaimer.
   13  * 2. Redistributions in binary form must reproduce the above copyright
   14  *    notice, this list of conditions and the following disclaimer in the
   15  *    documentation and/or other materials provided with the distribution.
   16  *
   17  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   18  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   19  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   20  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   21  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   22  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   23  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   24  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   25  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   26  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   27  * SUCH DAMAGE.
   28  */
   29 
   30 #ifndef _OCTUSB_H_
   31 #define _OCTUSB_H_
   32 
   33 #define OCTUSB_MAX_DEVICES MIN(USB_MAX_DEVICES, 64)
   34 #define OCTUSB_MAX_PORTS        2       /* hardcoded */
   35 #define OCTUSB_MAX_FIXUP        4096    /* bytes */
   36 #define OCTUSB_INTR_ENDPT       0x01
   37 
   38 struct octusb_qh;
   39 struct octusb_td;
   40 struct octusb_softc;
   41 
   42 typedef uint8_t (octusb_cmd_t)(struct octusb_td *td);
   43 
   44 struct octusb_td {
   45         struct octusb_qh *qh;
   46         struct octusb_td *obj_next;
   47         struct usb_page_cache *pc;
   48         octusb_cmd_t *func;
   49 
   50         uint32_t remainder;
   51         uint32_t offset;
   52 
   53         uint8_t error_any:1;
   54         uint8_t error_stall:1;
   55         uint8_t short_pkt:1;
   56         uint8_t alt_next:1;
   57         uint8_t reserved:4;
   58 };
   59 
   60 struct octusb_qh {
   61         uint64_t fixup_phys;
   62 
   63         struct octusb_softc *sc;
   64         struct usb_page_cache *fixup_pc;
   65         uint8_t *fixup_buf;
   66 
   67         cvmx_usb_iso_packet_t iso_pkt;
   68 
   69         uint32_t fixup_off;
   70 
   71         uint16_t max_frame_size;
   72         uint16_t max_packet_size;
   73         uint16_t fixup_actlen;
   74         uint16_t fixup_len;
   75         uint16_t ep_interval;
   76 
   77         uint8_t dev_addr;
   78         uint8_t dev_speed;
   79         uint8_t ep_allocated;
   80         uint8_t ep_mult;
   81         uint8_t ep_num;
   82         uint8_t ep_type;
   83         uint8_t ep_toggle_next;
   84         uint8_t root_port_index;
   85         uint8_t fixup_complete;
   86         uint8_t fixup_pending;
   87         uint8_t hs_hub_addr;
   88         uint8_t hs_hub_port;
   89 
   90         int     fixup_handle;
   91         int     ep_handle;
   92 };
   93 
   94 struct octusb_config_desc {
   95         struct usb_config_descriptor confd;
   96         struct usb_interface_descriptor ifcd;
   97         struct usb_endpoint_descriptor endpd;
   98 } __packed;
   99 
  100 union octusb_hub_desc {
  101         struct usb_status stat;
  102         struct usb_port_status ps;
  103         uint8_t temp[128];
  104 };
  105 
  106 struct octusb_port {
  107         cvmx_usb_state_t state;
  108         uint8_t disabled;
  109 };
  110 
  111 struct octusb_softc {
  112         struct usb_bus sc_bus;          /* base device */
  113         union octusb_hub_desc sc_hub_desc;
  114 
  115         struct usb_device *sc_devices[OCTUSB_MAX_DEVICES];
  116 
  117         struct resource *sc_irq_res[OCTUSB_MAX_PORTS];
  118         void   *sc_intr_hdl[OCTUSB_MAX_PORTS];
  119 
  120         struct octusb_port sc_port[OCTUSB_MAX_PORTS];
  121         device_t sc_dev;
  122 
  123         struct usb_hub_descriptor_min sc_hubd;
  124 
  125         uint8_t sc_noport;              /* number of ports */
  126         uint8_t sc_addr;                /* device address */
  127         uint8_t sc_conf;                /* device configuration */
  128         uint8_t sc_isreset;             /* set if current port is reset */
  129 
  130         uint8_t sc_hub_idata[1];
  131 };
  132 
  133 usb_bus_mem_cb_t octusb_iterate_hw_softc;
  134 usb_error_t octusb_init(struct octusb_softc *);
  135 usb_error_t octusb_uninit(struct octusb_softc *);
  136 void    octusb_interrupt(struct octusb_softc *);
  137 
  138 #endif                                  /* _OCTUSB_H_ */

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FreeBSD/Linux Kernel Cross Reference sys/mips/cavium/usb/octusb.h

FreeBSD/Linux Kernel Cross Reference
sys/mips/cavium/usb/octusb.h