1 /*- 2 * SPDX-License-Identifier: BSD-2-Clause 3 * 4 * Copyright (c) 2019 Leandro Lupori 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 15 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 16 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 17 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 18 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 19 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 20 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 21 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 22 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 23 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 24 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 25 * SUCH DAMAGE. 26 */ 27 28 #ifndef __KVM_POWERPC64_H__ 29 #define __KVM_POWERPC64_H__ 30 31 /* Debug stuff */ 32 #define KVM_PPC64_DBG 0 33 #if KVM_PPC64_DBG 34 #include <stdio.h> 35 #define dprintf(fmt, ...) printf(fmt, ## __VA_ARGS__) 36 #else 37 #define dprintf(fmt, ...) 38 #endif 39 40 41 #define PPC64_KERNBASE 0x100100ULL 42 43 /* Page params */ 44 #define PPC64_PAGE_SHIFT 12 45 #define PPC64_PAGE_SIZE (1ULL << PPC64_PAGE_SHIFT) 46 #define PPC64_PAGE_MASK (PPC64_PAGE_SIZE - 1) 47 48 #define ppc64_round_page(x) roundup2((kvaddr_t)(x), PPC64_PAGE_SIZE) 49 50 #define PPC64_MMU_G5 "mmu_g5" 51 #define PPC64_MMU_PHYP "mmu_phyp" 52 #define PPC64_MMU_RADIX "mmu_radix" 53 54 /* MMU interface */ 55 #define PPC64_MMU_OPS(kd) (kd)->vmst->mmu.ops 56 #define PPC64_MMU_OP(kd, op, ...) PPC64_MMU_OPS(kd)->op((kd), ## __VA_ARGS__) 57 #define PPC64_MMU_DATA(kd) (kd)->vmst->mmu.data 58 59 struct ppc64_mmu_ops { 60 int (*init)(kvm_t *); 61 void (*cleanup)(kvm_t *); 62 int (*kvatop)(kvm_t *, kvaddr_t, off_t *); 63 int (*walk_pages)(kvm_t *, kvm_walk_pages_cb_t *, void *); 64 }; 65 66 struct ppc64_mmu { 67 struct ppc64_mmu_ops *ops; 68 void *data; 69 }; 70 71 struct vmstate { 72 struct minidumphdr hdr; 73 uint64_t kimg_start; 74 uint64_t kimg_end; 75 struct ppc64_mmu mmu; 76 }; 77 78 extern struct ppc64_mmu_ops *ppc64_mmu_ops_hpt; 79 extern struct ppc64_mmu_ops *ppc64_mmu_ops_radix; 80 81 #endif /* !__KVM_POWERPC64_H__ */ 82