14c87aefeSPatrick Mooney /*- 2*32640292SAndy Fiddaman * SPDX-License-Identifier: BSD-2-Clause 34c87aefeSPatrick Mooney * 44c87aefeSPatrick Mooney * Copyright (c) 2014 Neel Natu (neel@freebsd.org) 54c87aefeSPatrick Mooney * All rights reserved. 64c87aefeSPatrick Mooney * 74c87aefeSPatrick Mooney * Redistribution and use in source and binary forms, with or without 84c87aefeSPatrick Mooney * modification, are permitted provided that the following conditions 94c87aefeSPatrick Mooney * are met: 104c87aefeSPatrick Mooney * 1. Redistributions of source code must retain the above copyright 114c87aefeSPatrick Mooney * notice unmodified, this list of conditions, and the following 124c87aefeSPatrick Mooney * disclaimer. 134c87aefeSPatrick Mooney * 2. Redistributions in binary form must reproduce the above copyright 144c87aefeSPatrick Mooney * notice, this list of conditions and the following disclaimer in the 154c87aefeSPatrick Mooney * documentation and/or other materials provided with the distribution. 164c87aefeSPatrick Mooney * 174c87aefeSPatrick Mooney * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 184c87aefeSPatrick Mooney * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 194c87aefeSPatrick Mooney * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 204c87aefeSPatrick Mooney * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 214c87aefeSPatrick Mooney * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 224c87aefeSPatrick Mooney * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 234c87aefeSPatrick Mooney * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 244c87aefeSPatrick Mooney * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 254c87aefeSPatrick Mooney * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 264c87aefeSPatrick Mooney * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 274c87aefeSPatrick Mooney */ 284c87aefeSPatrick Mooney 294c87aefeSPatrick Mooney /* 304c87aefeSPatrick Mooney * Copyright 2018 Joyent, Inc. 31a1d41cf9SPatrick Mooney * Copyright 2023 Oxide Computer Company 324c87aefeSPatrick Mooney */ 334c87aefeSPatrick Mooney 344c87aefeSPatrick Mooney #ifndef _VRTC_H_ 354c87aefeSPatrick Mooney #define _VRTC_H_ 364c87aefeSPatrick Mooney 374c87aefeSPatrick Mooney #include <isa/isareg.h> 384c87aefeSPatrick Mooney 394c87aefeSPatrick Mooney struct vrtc; 404c87aefeSPatrick Mooney 414c87aefeSPatrick Mooney struct vrtc *vrtc_init(struct vm *vm); 424c87aefeSPatrick Mooney void vrtc_cleanup(struct vrtc *vrtc); 434c87aefeSPatrick Mooney void vrtc_reset(struct vrtc *vrtc); 444c87aefeSPatrick Mooney 45a1d41cf9SPatrick Mooney void vrtc_get_time(struct vm *vm, timespec_t *); 46a1d41cf9SPatrick Mooney int vrtc_set_time(struct vm *vm, const timespec_t *); 474c87aefeSPatrick Mooney int vrtc_nvram_write(struct vm *vm, int offset, uint8_t value); 484c87aefeSPatrick Mooney int vrtc_nvram_read(struct vm *vm, int offset, uint8_t *retval); 494c87aefeSPatrick Mooney 500e1453c3SPatrick Mooney int vrtc_addr_handler(void *arg, bool in, uint16_t port, uint8_t bytes, 510e1453c3SPatrick Mooney uint32_t *val); 520e1453c3SPatrick Mooney int vrtc_data_handler(void *arg, bool in, uint16_t port, uint8_t bytes, 530e1453c3SPatrick Mooney uint32_t *val); 544c87aefeSPatrick Mooney 554c87aefeSPatrick Mooney void vrtc_localize_resources(struct vrtc *); 562cac0506SPatrick Mooney void vrtc_pause(struct vrtc *); 572cac0506SPatrick Mooney void vrtc_resume(struct vrtc *); 584c87aefeSPatrick Mooney 594c87aefeSPatrick Mooney #endif 60