1bf21cd93STycho Nightingale /* 2bf21cd93STycho Nightingale * This file and its contents are supplied under the terms of the 3bf21cd93STycho Nightingale * Common Development and Distribution License ("CDDL"), version 1.0. 4bf21cd93STycho Nightingale * You may only use this file in accordance with the terms of version 5bf21cd93STycho Nightingale * 1.0 of the CDDL. 6bf21cd93STycho Nightingale * 7bf21cd93STycho Nightingale * A full copy of the text of the CDDL should have accompanied this 8bf21cd93STycho Nightingale * source. A copy of the CDDL is also available via the Internet at 9bf21cd93STycho Nightingale * http://www.illumos.org/license/CDDL. 10bf21cd93STycho Nightingale */ 11bf21cd93STycho Nightingale 12bf21cd93STycho Nightingale /* 13bf21cd93STycho Nightingale * Copyright 2013 Pluribus Networks Inc. 144c87aefeSPatrick Mooney * Copyright 2019 Joyent, Inc. 15bf21cd93STycho Nightingale */ 16bf21cd93STycho Nightingale 17bf21cd93STycho Nightingale #ifndef _COMPAT_FREEBSD_AMD64_MACHINE_VMPARAM_H_ 18bf21cd93STycho Nightingale #define _COMPAT_FREEBSD_AMD64_MACHINE_VMPARAM_H_ 19bf21cd93STycho Nightingale 204c87aefeSPatrick Mooney extern caddr_t kpm_vbase; 214c87aefeSPatrick Mooney extern size_t kpm_size; 224c87aefeSPatrick Mooney 234c87aefeSPatrick Mooney static inline uintptr_t phys_to_dmap(uintptr_t pa)244c87aefeSPatrick Mooneyphys_to_dmap(uintptr_t pa) 254c87aefeSPatrick Mooney { 264c87aefeSPatrick Mooney ASSERT3U(pa, <, kpm_size); 274c87aefeSPatrick Mooney return ((uintptr_t)kpm_vbase + pa); 284c87aefeSPatrick Mooney } 294c87aefeSPatrick Mooney 304c87aefeSPatrick Mooney static inline uintptr_t dmap_to_phys(uintptr_t kva)314c87aefeSPatrick Mooneydmap_to_phys(uintptr_t kva) 324c87aefeSPatrick Mooney { 334c87aefeSPatrick Mooney const uintptr_t base = (uintptr_t)kpm_vbase; 344c87aefeSPatrick Mooney 354c87aefeSPatrick Mooney ASSERT3U(kva, >=, base); 364c87aefeSPatrick Mooney ASSERT3U(kva, <, base + kpm_size); 374c87aefeSPatrick Mooney 384c87aefeSPatrick Mooney return (kva - base); 394c87aefeSPatrick Mooney } 404c87aefeSPatrick Mooney 414c87aefeSPatrick Mooney #define PHYS_TO_DMAP(x) phys_to_dmap(x) 424c87aefeSPatrick Mooney #define DMAP_TO_PHYS(x) dmap_to_phys(x) 434c87aefeSPatrick Mooney 444c87aefeSPatrick Mooney 45bf21cd93STycho Nightingale #endif /* _COMPAT_FREEBSD_AMD64_MACHINE_VMPARAM_H_ */ 46