578d0eff90
- start using the new USB typedefs in the USB core - Remove usage of USB_ADD_BYTES() Submitted by: Hans Petter Selasky
199 lines
6.3 KiB
C
199 lines
6.3 KiB
C
/* $FreeBSD$ */
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/*-
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* Copyright (c) 2008 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 _USB2_CONTROLLER_H_
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#define _USB2_CONTROLLER_H_
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/* defines */
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#define USB_BUS_DMA_TAG_MAX 8
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/* structure prototypes */
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struct usb2_bus;
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struct usb2_page;
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struct usb2_pipe;
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struct usb2_page_cache;
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struct usb2_setup_params;
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struct usb2_hw_ep_profile;
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struct usb2_fs_isoc_schedule;
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struct usb2_config_descriptor;
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struct usb2_endpoint_descriptor;
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/* typedefs */
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typedef void (usb2_bus_mem_sub_cb_t)(struct usb2_bus *bus, struct usb2_page_cache *pc, struct usb2_page *pg, usb2_size_t size, usb2_size_t align);
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typedef void (usb2_bus_mem_cb_t)(struct usb2_bus *bus, usb2_bus_mem_sub_cb_t *scb);
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/*
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* The following structure is used to define all the USB BUS
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* callbacks.
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*/
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struct usb2_bus_methods {
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/* USB Device and Host mode - Mandatory */
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void (*pipe_init) (struct usb2_device *udev, struct usb2_endpoint_descriptor *edesc, struct usb2_pipe *pipe);
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void (*xfer_setup) (struct usb2_setup_params *parm);
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void (*xfer_unsetup) (struct usb2_xfer *xfer);
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void (*get_dma_delay) (struct usb2_bus *, uint32_t *pdelay);
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void (*device_suspend) (struct usb2_device *udev);
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void (*device_resume) (struct usb2_device *udev);
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void (*set_hw_power) (struct usb2_bus *bus);
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/*
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* The following flag is set if one or more control transfers are
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* active:
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*/
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#define USB_HW_POWER_CONTROL 0x01
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/*
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* The following flag is set if one or more bulk transfers are
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* active:
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*/
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#define USB_HW_POWER_BULK 0x02
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/*
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* The following flag is set if one or more interrupt transfers are
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* active:
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*/
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#define USB_HW_POWER_INTERRUPT 0x04
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/*
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* The following flag is set if one or more isochronous transfers
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* are active:
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*/
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#define USB_HW_POWER_ISOC 0x08
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/*
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* The following flag is set if one or more non-root-HUB devices
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* are present on the given USB bus:
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*/
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#define USB_HW_POWER_NON_ROOT_HUB 0x10
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/* USB Device mode only - Mandatory */
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void (*get_hw_ep_profile) (struct usb2_device *udev, const struct usb2_hw_ep_profile **ppf, uint8_t ep_addr);
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void (*set_stall) (struct usb2_device *udev, struct usb2_xfer *xfer, struct usb2_pipe *pipe);
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void (*clear_stall) (struct usb2_device *udev, struct usb2_pipe *pipe);
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/* USB Device and Host mode - Optional */
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void (*roothub_exec) (struct usb2_bus *);
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};
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/*
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* The following structure is used to define all the USB pipe
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* callbacks.
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*/
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struct usb2_pipe_methods {
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/* Mandatory USB Device and Host mode callbacks: */
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void (*open) (struct usb2_xfer *xfer);
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void (*close) (struct usb2_xfer *xfer);
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void (*enter) (struct usb2_xfer *xfer);
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void (*start) (struct usb2_xfer *xfer);
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/* Optional */
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void *info;
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/* Flags */
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uint8_t enter_is_cancelable:1;
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uint8_t start_is_cancelable:1;
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};
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/*
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* The following structure keeps information about what a hardware USB
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* endpoint supports.
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*/
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struct usb2_hw_ep_profile {
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uint16_t max_in_frame_size; /* IN-token direction */
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uint16_t max_out_frame_size; /* OUT-token direction */
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uint8_t is_simplex:1;
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uint8_t support_multi_buffer:1;
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uint8_t support_bulk:1;
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uint8_t support_control:1;
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uint8_t support_interrupt:1;
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uint8_t support_isochronous:1;
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uint8_t support_in:1; /* IN-token is supported */
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uint8_t support_out:1; /* OUT-token is supported */
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};
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/*
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* The following structure is used when trying to allocate hardware
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* endpoints for an USB configuration in USB device side mode.
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*/
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struct usb2_hw_ep_scratch_sub {
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const struct usb2_hw_ep_profile *pf;
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uint16_t max_frame_size;
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uint8_t hw_endpoint_out;
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uint8_t hw_endpoint_in;
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uint8_t needs_ep_type;
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uint8_t needs_in:1;
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uint8_t needs_out:1;
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};
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/*
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* The following structure is used when trying to allocate hardware
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* endpoints for an USB configuration in USB device side mode.
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*/
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struct usb2_hw_ep_scratch {
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struct usb2_hw_ep_scratch_sub ep[USB_EP_MAX];
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struct usb2_hw_ep_scratch_sub *ep_max;
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struct usb2_config_descriptor *cd;
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struct usb2_device *udev;
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struct usb2_bus_methods *methods;
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uint8_t bmOutAlloc[(USB_EP_MAX + 15) / 16];
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uint8_t bmInAlloc[(USB_EP_MAX + 15) / 16];
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};
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/*
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* The following structure is used when generating USB descriptors
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* from USB templates.
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*/
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struct usb2_temp_setup {
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void *buf;
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usb2_size_t size;
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uint8_t usb2_speed;
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uint8_t self_powered;
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uint8_t bNumEndpoints;
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uint8_t bInterfaceNumber;
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uint8_t bAlternateSetting;
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uint8_t bConfigurationValue;
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usb2_error_t err;
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};
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/* prototypes */
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void usb2_bus_mem_flush_all(struct usb2_bus *bus, usb2_bus_mem_cb_t *cb);
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uint8_t usb2_bus_mem_alloc_all(struct usb2_bus *bus, bus_dma_tag_t dmat, usb2_bus_mem_cb_t *cb);
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void usb2_bus_mem_free_all(struct usb2_bus *bus, usb2_bus_mem_cb_t *cb);
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void usb2_bus_roothub_exec(struct usb2_bus *bus);
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uint16_t usb2_isoc_time_expand(struct usb2_bus *bus, uint16_t isoc_time_curr);
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uint16_t usb2_fs_isoc_schedule_isoc_time_expand(struct usb2_device *udev, struct usb2_fs_isoc_schedule **pp_start, struct usb2_fs_isoc_schedule **pp_end, uint16_t isoc_time);
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uint8_t usb2_fs_isoc_schedule_alloc(struct usb2_fs_isoc_schedule *fss, uint8_t *pstart, uint16_t len);
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#endif /* _USB2_CONTROLLER_H_ */
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