139 lines
3.6 KiB
C
139 lines
3.6 KiB
C
/* $FreeBSD$ */
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/*-
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* Copyright (c) 2010 Hans Petter Selasky. All rights reserved.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions
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* are met:
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* 1. Redistributions of source code must retain the above copyright
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* notice, this list of conditions and the following disclaimer.
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* 2. Redistributions in binary form must reproduce the above copyright
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* notice, this list of conditions and the following disclaimer in the
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* documentation and/or other materials provided with the distribution.
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*
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* THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND
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* ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE
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* FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
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* DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
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* OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
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* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
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* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
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* OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
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* SUCH DAMAGE.
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*/
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#ifndef _OCTUSB_H_
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#define _OCTUSB_H_
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#define OCTUSB_MAX_DEVICES MIN(USB_MAX_DEVICES, 64)
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#define OCTUSB_MAX_PORTS 2 /* hardcoded */
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#define OCTUSB_MAX_FIXUP 4096 /* bytes */
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#define OCTUSB_INTR_ENDPT 0x01
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struct octusb_qh;
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struct octusb_td;
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struct octusb_softc;
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typedef uint8_t (octusb_cmd_t)(struct octusb_td *td);
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struct octusb_td {
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struct octusb_qh *qh;
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struct octusb_td *obj_next;
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struct usb_page_cache *pc;
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octusb_cmd_t *func;
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uint32_t remainder;
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uint32_t offset;
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uint8_t error_any:1;
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uint8_t error_stall:1;
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uint8_t short_pkt:1;
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uint8_t alt_next:1;
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uint8_t reserved:4;
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};
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struct octusb_qh {
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uint64_t fixup_phys;
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struct octusb_softc *sc;
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struct usb_page_cache *fixup_pc;
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uint8_t *fixup_buf;
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cvmx_usb_iso_packet_t iso_pkt;
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uint32_t fixup_off;
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uint16_t max_frame_size;
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uint16_t max_packet_size;
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uint16_t fixup_actlen;
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uint16_t fixup_len;
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uint16_t ep_interval;
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uint8_t dev_addr;
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uint8_t dev_speed;
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uint8_t ep_allocated;
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uint8_t ep_mult;
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uint8_t ep_num;
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uint8_t ep_type;
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uint8_t ep_toggle_next;
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uint8_t root_port_index;
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uint8_t fixup_complete;
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uint8_t fixup_pending;
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uint8_t hs_hub_addr;
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uint8_t hs_hub_port;
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int fixup_handle;
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int ep_handle;
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};
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struct octusb_config_desc {
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struct usb_config_descriptor confd;
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struct usb_interface_descriptor ifcd;
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struct usb_endpoint_descriptor endpd;
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} __packed;
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union octusb_hub_desc {
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struct usb_status stat;
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struct usb_port_status ps;
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uint8_t temp[128];
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};
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struct octusb_port {
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cvmx_usb_state_t state;
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uint8_t disabled;
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};
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struct octusb_softc {
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struct usb_bus sc_bus; /* base device */
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union octusb_hub_desc sc_hub_desc;
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struct usb_device *sc_devices[OCTUSB_MAX_DEVICES];
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struct resource *sc_irq_res[OCTUSB_MAX_PORTS];
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void *sc_intr_hdl[OCTUSB_MAX_PORTS];
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struct octusb_port sc_port[OCTUSB_MAX_PORTS];
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device_t sc_dev;
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struct usb_hub_descriptor_min sc_hubd;
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uint8_t sc_noport; /* number of ports */
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uint8_t sc_addr; /* device address */
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uint8_t sc_conf; /* device configuration */
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uint8_t sc_isreset; /* set if current port is reset */
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uint8_t sc_hub_idata[1];
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};
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usb_bus_mem_cb_t octusb_iterate_hw_softc;
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usb_error_t octusb_init(struct octusb_softc *);
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usb_error_t octusb_uninit(struct octusb_softc *);
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void octusb_interrupt(struct octusb_softc *);
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#endif /* _OCTUSB_H_ */
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