1 /*- 2 * Copyright (c) 2016 Ruslan Bukin <br@bsdpad.com> 3 * All rights reserved. 4 * 5 * Portions of this software were developed by SRI International and the 6 * University of Cambridge Computer Laboratory under DARPA/AFRL contract 7 * FA8750-10-C-0237 ("CTSRD"), as part of the DARPA CRASH research programme. 8 * 9 * Portions of this software were developed by the University of Cambridge 10 * Computer Laboratory as part of the CTSRD Project, with support from the 11 * UK Higher Education Innovation Fund (HEIF). 12 * 13 * Redistribution and use in source and binary forms, with or without 14 * modification, are permitted provided that the following conditions 15 * are met: 16 * 1. Redistributions of source code must retain the above copyright 17 * notice, this list of conditions and the following disclaimer. 18 * 2. Redistributions in binary form must reproduce the above copyright 19 * notice, this list of conditions and the following disclaimer in the 20 * documentation and/or other materials provided with the distribution. 21 * 22 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 23 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 24 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 25 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 26 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 27 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 28 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 29 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 30 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 31 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 32 * SUCH DAMAGE. 33 * 34 * $FreeBSD$ 35 */ 36 37 #ifndef _MACHINE_SBI_H_ 38 #define _MACHINE_SBI_H_ 39 40 typedef struct { 41 uint64_t base; 42 uint64_t size; 43 uint64_t node_id; 44 } memory_block_info; 45 46 uint64_t sbi_query_memory(uint64_t id, memory_block_info *p); 47 uint64_t sbi_hart_id(void); 48 uint64_t sbi_num_harts(void); 49 uint64_t sbi_timebase(void); 50 void sbi_set_timer(uint64_t stime_value); 51 void sbi_send_ipi(uint64_t hart_id); 52 uint64_t sbi_clear_ipi(void); 53 void sbi_shutdown(void); 54 55 void sbi_console_putchar(unsigned char ch); 56 int sbi_console_getchar(void); 57 58 void sbi_remote_sfence_vm(uint64_t hart_mask_ptr, uint64_t asid); 59 void sbi_remote_sfence_vm_range(uint64_t hart_mask_ptr, uint64_t asid, uint64_t start, uint64_t size); 60 void sbi_remote_fence_i(uint64_t hart_mask_ptr); 61 62 uint64_t sbi_mask_interrupt(uint64_t which); 63 uint64_t sbi_unmask_interrupt(uint64_t which); 64 65 #endif /* !_MACHINE_SBI_H_ */ 66