octusb.h

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    1 /* $FreeBSD$ */
    2 
    3 /*-
    4  * Copyright (c) 2010 Hans Petter Selasky. All rights reserved.
    5  *
    6  * Redistribution and use in source and binary forms, with or without
    7  * modification, are permitted provided that the following conditions
    8  * are met:
    9  * 1. Redistributions of source code must retain the above copyright
   10  *    notice, this list of conditions and the following disclaimer.
   11  * 2. Redistributions in binary form must reproduce the above copyright
   12  *    notice, this list of conditions and the following disclaimer in the
   13  *    documentation and/or other materials provided with the distribution.
   14  *
   15  * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
   16  * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
   17  * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
   18  * ARE DISCLAIMED.  IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
   19  * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
   20  * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
   21  * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
   22  * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
   23  * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
   24  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
   25  * SUCH DAMAGE.
   26  */
   27 
   28 #ifndef _OCTUSB_H_
   29 #define _OCTUSB_H_
   30 
   31 #define OCTUSB_MAX_DEVICES MIN(USB_MAX_DEVICES, 64)
   32 /*
   33  * The second port is on a different IRQ and so we disable it for now.
   34  */
   35 #if 1
   36 #define OCTUSB_MAX_PORTS        1       /* hardcoded */
   37 #else
   38 #define OCTUSB_MAX_PORTS        2       /* hardcoded */
   39 #endif
   40 #define OCTUSB_MAX_FIXUP        4096    /* bytes */
   41 #define OCTUSB_INTR_ENDPT       0x01
   42 
   43 struct octusb_qh;
   44 struct octusb_td;
   45 struct octusb_softc;
   46 
   47 typedef uint8_t (octusb_cmd_t)(struct octusb_td *td);
   48 
   49 struct octusb_td {
   50         struct octusb_qh *qh;
   51         struct octusb_td *obj_next;
   52         struct usb_page_cache *pc;
   53         octusb_cmd_t *func;
   54 
   55         uint32_t remainder;
   56         uint32_t offset;
   57 
   58         uint8_t error_any:1;
   59         uint8_t error_stall:1;
   60         uint8_t short_pkt:1;
   61         uint8_t alt_next:1;
   62         uint8_t reserved:4;
   63 };
   64 
   65 struct octusb_qh {
   66 
   67         uint64_t fixup_phys;
   68 
   69         struct octusb_softc *sc;
   70         struct usb_page_cache *fixup_pc;
   71         uint8_t *fixup_buf;
   72 
   73         cvmx_usb_iso_packet_t iso_pkt;
   74 
   75         uint32_t fixup_off;
   76 
   77         uint16_t max_frame_size;
   78         uint16_t max_packet_size;
   79         uint16_t fixup_actlen;
   80         uint16_t fixup_len;
   81         uint16_t ep_interval;
   82 
   83         uint8_t dev_addr;
   84         uint8_t dev_speed;
   85         uint8_t ep_allocated;
   86         uint8_t ep_mult;
   87         uint8_t ep_num;
   88         uint8_t ep_type;
   89         uint8_t ep_toggle_next;
   90         uint8_t port_index;
   91         uint8_t fixup_complete;
   92         uint8_t fixup_pending;
   93         uint8_t hs_hub_addr;
   94         uint8_t hs_hub_port;
   95 
   96         int     fixup_handle;
   97         int     ep_handle;
   98 };
   99 
  100 struct octusb_config_desc {
  101         struct usb_config_descriptor confd;
  102         struct usb_interface_descriptor ifcd;
  103         struct usb_endpoint_descriptor endpd;
  104 } __packed;
  105 
  106 union octusb_hub_desc {
  107         struct usb_status stat;
  108         struct usb_port_status ps;
  109         uint8_t temp[128];
  110 };
  111 
  112 struct octusb_port {
  113         cvmx_usb_state_t state;
  114         uint8_t disabled;
  115 };
  116 
  117 struct octusb_softc {
  118 
  119         struct usb_bus sc_bus;          /* base device */
  120         union octusb_hub_desc sc_hub_desc;
  121 
  122         struct usb_device *sc_devices[OCTUSB_MAX_DEVICES];
  123 
  124         struct resource *sc_irq_res;
  125         void   *sc_intr_hdl;
  126 
  127         struct octusb_port sc_port[OCTUSB_MAX_PORTS];
  128         device_t sc_dev;
  129 
  130         struct usb_hub_descriptor_min sc_hubd;
  131 
  132         uint8_t sc_noport;              /* number of ports */
  133         uint8_t sc_addr;                /* device address */
  134         uint8_t sc_conf;                /* device configuration */
  135         uint8_t sc_isreset;             /* set if current port is reset */
  136 
  137         uint8_t sc_hub_idata[1];
  138 };
  139 
  140 usb_bus_mem_cb_t octusb_iterate_hw_softc;
  141 usb_error_t octusb_init(struct octusb_softc *);
  142 usb_error_t octusb_uninit(struct octusb_softc *);
  143 void    octusb_interrupt(struct octusb_softc *);
  144 
  145 #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