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 (the "License"). 6 * You may not use this file except in compliance with the License. 7 * 8 * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE 9 * or http://www.opensolaris.org/os/licensing. 10 * See the License for the specific language governing permissions 11 * and limitations under the License. 12 * 13 * When distributing Covered Code, include this CDDL HEADER in each 14 * file and include the License file at usr/src/OPENSOLARIS.LICENSE. 15 * If applicable, add the following below this CDDL HEADER, with the 16 * fields enclosed by brackets "[]" replaced with your own identifying 17 * information: Portions Copyright [yyyy] [name of copyright owner] 18 * 19 * CDDL HEADER END 20 */ 21 22 /* 23 * Copyright 2007 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 void cpu_map_exec_units(struct cpu *cp); 68 #pragma weak mmu_init_mmu_page_sizes 69 int mmu_init_mmu_page_sizes(int cinfo); 70 71 /* 72 * virtual demap flushes (tlbs & virtual tag caches) 73 */ 74 void vtag_flushpage(caddr_t addr, uint64_t sfmmup); 75 void vtag_flushall(void); 76 #pragma weak vtag_flushall_uctxs 77 void vtag_flushall_uctxs(void); 78 void vtag_flushpage_tl1(uint64_t addr, uint64_t sfmmup); 79 void vtag_flush_pgcnt_tl1(uint64_t addr, uint64_t sfmmup_pgcnt); 80 void vtag_flushall_tl1(uint64_t dummy1, uint64_t dummy2); 81 void vtag_unmap_perm_tl1(uint64_t addr, uint64_t ctx); 82 83 /* 84 * Calculate, set optimal dtlb pagesize, for ISM and mpss, to support 85 * cpus with non-fully-associative dtlbs. 86 */ 87 extern uchar_t *ctx_pgsz_array; 88 89 /* 90 * flush instruction cache if needed 91 */ 92 void flush_instr_mem(caddr_t addr, size_t len); 93 94 /* 95 * Cpu-specific error and ecache handling routines 96 */ 97 #pragma weak itlb_parity_trap 98 void itlb_parity_trap(void); 99 100 #pragma weak dtlb_parity_trap 101 void dtlb_parity_trap(void); 102 103 /* 104 * this symbol appears as a second label for vtag_flushall 105 * only for cpus that implement DEMAP_ALL_TYPE 106 */ 107 #pragma weak demap_all 108 109 /* 110 * change cpu speed 111 */ 112 void cpu_change_speed(uint64_t divisor, uint64_t arg2); 113 114 /* 115 * flush routine 116 */ 117 #pragma weak dtrace_flush_sec 118 void dtrace_flush_sec(uintptr_t); 119 120 /* 121 * Cpu private initialize/uninitialize, including ecache scrubber. 122 */ 123 void cpu_init_private(struct cpu *); 124 void cpu_uninit_private(struct cpu *); 125 126 #pragma weak cpu_mp_init 127 void cpu_mp_init(void); 128 129 #pragma weak cpu_feature_init 130 void cpu_feature_init(void); 131 132 #pragma weak cpu_error_init 133 void cpu_error_init(int); 134 135 extern int kzero(void *addr, size_t count); 136 extern void uzero(void *addr, size_t count); 137 extern void bzero(void *addr, size_t count); 138 139 /* 140 * trapstat interface and cpu_trapstat_conf commands 141 */ 142 #define CPU_TSTATCONF_INIT 1 143 #define CPU_TSTATCONF_FINI 2 144 #define CPU_TSTATCONF_ENABLE 3 145 #define CPU_TSTATCONF_DISABLE 4 146 147 int cpu_trapstat_conf(int cmd); 148 void cpu_trapstat_data(void *buf, uint_t pgszs); 149 /* Used by the fill_cpu() function */ 150 #define NO_MAPPING_FOUND 0xffffffff 151 #define NO_EU_MAPPING_FOUND NO_MAPPING_FOUND 152 #define NO_CHIP_MAPPING_FOUND NO_MAPPING_FOUND 153 #define NO_CORE_MAPPING_FOUND NO_MAPPING_FOUND 154 #define NO_L2_CACHE_MAPPING_FOUND NO_MAPPING_FOUND 155 /* 156 * Default MMU pagesize mask for sun4v architecture. 157 */ 158 #define DEFAULT_SUN4V_MMU_PAGESIZE_MASK ((1 << TTE8K) | (1 << TTE64K) \ 159 | (1 << TTE4M)) 160 161 void cpu_setup_common(char **); 162 163 boolean_t broken_md_flag; 164 int va_bits; 165 166 #endif /* _KERNEL */ 167 168 #ifdef __cplusplus 169 } 170 #endif 171 172 #endif /* _SYS_CPU_MODULE_H */ 173