1 /* 2 * CDDL HEADER START 3 * 4 * The contents of this file are subject to the terms of the 5 * Common Development and Distribution License, Version 1.0 only 6 * (the "License"). You may not use this file except in compliance 7 * with the License. 8 * 9 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 10 * or http://www.opensolaris.org/os/licensing. 11 * See the License for the specific language governing permissions 12 * and limitations under the License. 13 * 14 * When distributing Covered Code, include this CDDL HEADER in each 15 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 16 * If applicable, add the following below this CDDL HEADER, with the 17 * fields enclosed by brackets "[]" replaced with your own identifying 18 * information: Portions Copyright [yyyy] [name of copyright owner] 19 * 20 * CDDL HEADER END 21 */ 22 /* 23 * Copyright 2005 Sun Microsystems, Inc. All rights reserved. 24 * Use is subject to license terms. 25 */ 26 27 #ifndef _SYS_CPU_MODULE_H 28 #define _SYS_CPU_MODULE_H 29 30 #pragma ident "%Z%%M% %I% %E% SMI" 31 32 #include <sys/pte.h> 33 #include <sys/async.h> 34 #include <sys/x_call.h> 35 #include <sys/conf.h> 36 #include <sys/obpdefs.h> 37 38 #ifdef __cplusplus 39 extern "C" { 40 #endif 41 42 43 #ifdef _KERNEL 44 45 /* 46 * The are functions that are expected of the cpu modules. 47 */ 48 49 extern struct module_ops *moduleops; 50 51 struct kdi; 52 53 /* 54 * module initialization 55 */ 56 void cpu_setup(void); 57 58 /* 59 * set CPU implementation details 60 * 61 * mmu_init_mmu_page_sizes changes the mmu_page_sizes variable from 62 * The default 4 page sizes to 6 page sizes for Panther-only domains, 63 * and is called from fillsysinfo.c:check_cpus_set at early bootup time. 64 */ 65 struct cpu_node; 66 void cpu_fiximp(struct cpu_node *cpunode); 67 #pragma weak mmu_init_mmu_page_sizes 68 int mmu_init_mmu_page_sizes(int cinfo); 69 70 /* 71 * virtual demap flushes (tlbs & virtual tag caches) 72 */ 73 void vtag_flushpage(caddr_t addr, uint_t ctx); 74 void vtag_flushctx(uint_t ctx); 75 void vtag_flushall(void); 76 void vtag_flushpage_tl1(uint64_t addr, uint64_t ctx); 77 void vtag_flush_pgcnt_tl1(uint64_t addr, uint64_t ctx_pgcnt); 78 void vtag_flushctx_tl1(uint64_t ctx, uint64_t dummy); 79 void vtag_flushall_tl1(uint64_t dummy1, uint64_t dummy2); 80 void vtag_unmap_perm_tl1(uint64_t addr, uint64_t ctx); 81 82 /* 83 * virtual alias flushes (virtual address caches) 84 */ 85 void vac_flushpage(pfn_t pf, int color); 86 void vac_flushpage_tl1(uint64_t pf, uint64_t color); 87 void vac_flushcolor(int color, pfn_t pf); 88 void vac_flushcolor_tl1(uint64_t color, uint64_t dummy); 89 90 /* 91 * Calculate, set optimal dtlb pagesize, for ISM and mpss, to support 92 * cpus with non-fully-associative dtlbs. 93 */ 94 extern uchar_t *ctx_pgsz_array; 95 96 /* 97 * flush instruction cache if needed 98 */ 99 void flush_instr_mem(caddr_t addr, size_t len); 100 101 /* 102 * Cpu-specific error and ecache handling routines 103 */ 104 #pragma weak itlb_parity_trap 105 void itlb_parity_trap(void); 106 107 #pragma weak dtlb_parity_trap 108 void dtlb_parity_trap(void); 109 110 /* 111 * this symbol appears as a second label for vtag_flushall 112 * only for cpus that implement DEMAP_ALL_TYPE 113 */ 114 #pragma weak demap_all 115 116 /* 117 * change cpu speed 118 */ 119 void cpu_change_speed(uint64_t divisor, uint64_t arg2); 120 121 /* 122 * flush routine 123 */ 124 #pragma weak dtrace_flush_sec 125 void dtrace_flush_sec(uintptr_t); 126 127 /* 128 * Cpu private initialize/uninitialize, including ecache scrubber. 129 */ 130 void cpu_init_private(struct cpu *); 131 void cpu_uninit_private(struct cpu *); 132 133 #pragma weak cpu_mp_init 134 void cpu_mp_init(void); 135 136 #pragma weak cpu_feature_init 137 void cpu_feature_init(void); 138 139 #pragma weak cpu_error_init 140 void cpu_error_init(int); 141 142 extern int kzero(void *addr, size_t count); 143 extern void uzero(void *addr, size_t count); 144 extern void bzero(void *addr, size_t count); 145 146 #endif /* _KERNEL */ 147 148 #ifdef __cplusplus 149 } 150 #endif 151 152 #endif /* _SYS_CPU_MODULE_H */ 153