1216174Snwhitehorn/*- 2216174Snwhitehorn * Copyright (C) 2010 Nathan Whitehorn 3216174Snwhitehorn * All rights reserved. 4216174Snwhitehorn * 5216174Snwhitehorn * Redistribution and use in source and binary forms, with or without 6216174Snwhitehorn * modification, are permitted provided that the following conditions 7216174Snwhitehorn * are met: 8216174Snwhitehorn * 1. Redistributions of source code must retain the above copyright 9216174Snwhitehorn * notice, this list of conditions and the following disclaimer. 10216174Snwhitehorn * 2. Redistributions in binary form must reproduce the above copyright 11216174Snwhitehorn * notice, this list of conditions and the following disclaimer in the 12216174Snwhitehorn * documentation and/or other materials provided with the distribution. 13216174Snwhitehorn * 14216174Snwhitehorn * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 15216174Snwhitehorn * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 16216174Snwhitehorn * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 17216174Snwhitehorn * IN NO EVENT SHALL TOOLS GMBH BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 18216174Snwhitehorn * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, 19216174Snwhitehorn * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 20216174Snwhitehorn * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 21216174Snwhitehorn * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 22216174Snwhitehorn * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 23216174Snwhitehorn * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24216174Snwhitehorn * 25216174Snwhitehorn * $FreeBSD: releng/10.2/sys/powerpc/aim/mmu_oea64.h 255418 2013-09-09 12:51:24Z nwhitehorn $ 26216174Snwhitehorn */ 27216174Snwhitehorn 28216174Snwhitehorn#ifndef _POWERPC_AIM_MMU_OEA64_H 29216174Snwhitehorn#define _POWERPC_AIM_MMU_OEA64_H 30216174Snwhitehorn 31216174Snwhitehorn#include <machine/mmuvar.h> 32216174Snwhitehorn 33216174Snwhitehornextern mmu_def_t oea64_mmu; 34216174Snwhitehorn 35216174Snwhitehorn/* 36216174Snwhitehorn * Helper routines 37216174Snwhitehorn */ 38216174Snwhitehorn 39216174Snwhitehorn/* Allocate physical memory for use in moea64_bootstrap. */ 40216174Snwhitehornvm_offset_t moea64_bootstrap_alloc(vm_size_t, u_int); 41216174Snwhitehorn 42216174Snwhitehorn/* 43216174Snwhitehorn * Bootstrap subroutines 44216174Snwhitehorn * 45216174Snwhitehorn * An MMU_BOOTSTRAP() implementation looks like this: 46216174Snwhitehorn * moea64_early_bootstrap(); 47216174Snwhitehorn * Allocate Page Table 48216174Snwhitehorn * moea64_mid_bootstrap(); 49216174Snwhitehorn * Add mappings for MMU resources 50216174Snwhitehorn * moea64_late_bootstrap(); 51216174Snwhitehorn */ 52216174Snwhitehorn 53216174Snwhitehornvoid moea64_early_bootstrap(mmu_t mmup, vm_offset_t kernelstart, 54216174Snwhitehorn vm_offset_t kernelend); 55216174Snwhitehornvoid moea64_mid_bootstrap(mmu_t mmup, vm_offset_t kernelstart, 56216174Snwhitehorn vm_offset_t kernelend); 57216174Snwhitehornvoid moea64_late_bootstrap(mmu_t mmup, vm_offset_t kernelstart, 58216174Snwhitehorn vm_offset_t kernelend); 59216174Snwhitehorn 60216174Snwhitehorn/* 61216174Snwhitehorn * Statistics 62216174Snwhitehorn */ 63216174Snwhitehorn 64216174Snwhitehornextern u_int moea64_pte_valid; 65216174Snwhitehornextern u_int moea64_pte_overflow; 66216174Snwhitehorn 67216174Snwhitehorn/* 68216174Snwhitehorn * State variables 69216174Snwhitehorn */ 70216174Snwhitehorn 71216174Snwhitehornextern struct pvo_head *moea64_pvo_table; 72216174Snwhitehornextern int moea64_large_page_shift; 73255418Snwhitehornextern uint64_t moea64_large_page_size; 74216174Snwhitehornextern u_int moea64_pteg_count; 75216174Snwhitehornextern u_int moea64_pteg_mask; 76216174Snwhitehorn 77216174Snwhitehorn#endif /* _POWERPC_AIM_MMU_OEA64_H */ 78216174Snwhitehorn 79