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_ */ 139