77 lines
2.7 KiB
C
77 lines
2.7 KiB
C
/*
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* This file is part of the libopencm3 project.
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*
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* Copyright (C) 2010 Gareth McMullin <gareth@blacksphere.co.nz>
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* Copyright (C) 2015 Robin Kreis <r.kreis@uni-bremen.de>
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*
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* This library is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This library is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with this library. If not, see <http://www.gnu.org/licenses/>.
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*/
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/*
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* This is a "private" header file for usbd implementations.
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* As opposed to the "public" headers under include that describe the hardware,
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* this is purely an implementation detail of usbd drivers.
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*/
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#ifndef ST_USBFS_CORE
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#define ST_USBFS_CORE
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#include <libopencm3/stm32/st_usbfs.h>
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#include <libopencm3/usb/usbd.h>
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#define USBD_PM_TOP 0x40
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void st_usbfs_set_address(usbd_device *dev, uint8_t addr);
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uint16_t st_usbfs_set_ep_rx_bufsize(usbd_device *dev, uint8_t ep, uint32_t size);
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void st_usbfs_ep_setup(usbd_device *usbd_dev, uint8_t addr,
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uint8_t type, uint16_t max_size,
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void (*callback) (usbd_device *usbd_dev,
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uint8_t ep));
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void st_usbfs_endpoints_reset(usbd_device *usbd_dev);
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void st_usbfs_ep_stall_set(usbd_device *usbd_dev, uint8_t addr, uint8_t stall);
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uint8_t st_usbfs_ep_stall_get(usbd_device *usbd_dev, uint8_t addr);
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void st_usbfs_ep_nak_set(usbd_device *usbd_dev, uint8_t addr, uint8_t nak);
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uint16_t st_usbfs_ep_write_packet(usbd_device *usbd_dev, uint8_t addr,
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const void *buf, uint16_t len);
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uint16_t st_usbfs_ep_read_packet(usbd_device *usbd_dev, uint8_t addr,
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void *buf, uint16_t len);
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void st_usbfs_poll(usbd_device *usbd_dev);
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/* These must be implemented by the device specific driver */
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/**
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* Copy a data buffer to packet memory.
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*
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* @param vPM Destination pointer into packet memory.
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* @param buf Source pointer to data buffer.
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* @param len Number of bytes to copy.
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*/
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void st_usbfs_copy_from_pm(void *buf, const volatile void *vPM, uint16_t len);
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/**
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* Copy a data buffer from packet memory.
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*
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* @param vPM Destination pointer into packet memory.
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* @param buf Source pointer to data buffer.
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* @param len Number of bytes to copy.
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*/
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void st_usbfs_copy_to_pm(volatile void *vPM, const void *buf, uint16_t len);
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extern uint8_t st_usbfs_force_nak[8];
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extern struct _usbd_device st_usbfs_dev;
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#endif
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