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 void cpu_kdi_init(struct kdi *); 58 59 /* 60 * set CPU implementation details 61 * 62 * set Panther CPU implementation details 63 * 64 * mmu_init_mmu_page_sizes changes the mmu_page_sizes variable from 65 * The default 4 page sizes to 6 page sizes for Panther-only domains, 66 * and is called from fillsysinfo.c:check_cpus_set at early bootup time. 67 */ 68 void cpu_fiximp(pnode_t dnode); 69 #pragma weak cpu_fix_allpanther 70 void cpu_fix_allpanther(void); 71 #pragma weak mmu_init_mmu_page_sizes 72 int mmu_init_mmu_page_sizes(int cinfo); 73 74 /* 75 * virtual demap flushes (tlbs & virtual tag caches) 76 */ 77 void vtag_flushpage(caddr_t addr, uint_t ctx); 78 void vtag_flushctx(uint_t ctx); 79 void vtag_flushall(void); 80 void vtag_flushpage_tl1(uint64_t addr, uint64_t ctx); 81 void vtag_flush_pgcnt_tl1(uint64_t addr, uint64_t ctx_pgcnt); 82 void vtag_flushctx_tl1(uint64_t ctx, uint64_t dummy); 83 void vtag_flushall_tl1(uint64_t dummy1, uint64_t dummy2); 84 85 /* 86 * virtual alias flushes (virtual address caches) 87 */ 88 void vac_flushpage(pfn_t pf, int color); 89 void vac_flushpage_tl1(uint64_t pf, uint64_t color); 90 void vac_flushcolor(int color, pfn_t pf); 91 void vac_flushcolor_tl1(uint64_t color, uint64_t dummy); 92 93 /* 94 * sending x-calls 95 */ 96 void init_mondo(xcfunc_t *func, uint64_t arg1, uint64_t arg2); 97 void send_one_mondo(int cpuid); 98 #ifdef _MACHDEP 99 void send_mondo_set(cpuset_t set); 100 #endif 101 102 /* 103 * Calculate, set optimal dtlb pagesize, for ISM and mpss, to support 104 * cpus with non-fully-associative dtlbs. 105 */ 106 extern uchar_t *ctx_pgsz_array; 107 108 /* 109 * flush instruction cache if needed 110 */ 111 void flush_instr_mem(caddr_t addr, size_t len); 112 113 /* 114 * flush instruction and data caches 115 */ 116 void kdi_flush_caches(void); 117 118 /* 119 * take pending fp traps if fpq present 120 * this function is also defined in fpusystm.h 121 */ 122 void syncfpu(void); 123 124 /* 125 * Cpu-specific error and ecache handling routines 126 */ 127 void ce_err(void); 128 void ce_err_tl1(void); 129 void async_err(void); 130 void cpu_flush_ecache(void); 131 void cpu_disable_errors(void); 132 /* It could be removed later if prom enables errors */ 133 void cpu_enable_errors(void); 134 void cpu_faulted_enter(struct cpu *); 135 void cpu_faulted_exit(struct cpu *); 136 void cpu_ce_count_unum(struct async_flt *ecc, int len, char *unum); 137 void cpu_ce_scrub_mem_err(struct async_flt *, boolean_t); 138 void cpu_ce_log_err(struct async_flt *, errorq_elem_t *); 139 void cpu_ue_log_err(struct async_flt *); 140 int cpu_aflt_size(void); 141 void cpu_async_panic_callb(void); 142 void cpu_check_allcpus(struct async_flt *aflt); 143 int cpu_get_cpu_unum(int cpuid, char *buf, int buflen, int *lenp); 144 int cpu_get_mem_unum(int synd_status, ushort_t synd, uint64_t afsr, 145 uint64_t afar, int cpuid, int flt_in_memory, 146 ushort_t flt_status, char *buf, int buflen, int *lenp); 147 int cpu_get_mem_unum_aflt(int synd_status, struct async_flt *aflt, 148 char *buf, int buflen, int *lenp); 149 int cpu_get_mem_name(uint64_t synd, uint64_t *afsr, uint64_t afar, 150 char *buf, int buflen, int *lenp); 151 int cpu_get_mem_info(uint64_t synd, uint64_t afar, 152 uint64_t *mem_sizep, uint64_t *seg_sizep, uint64_t *bank_sizep, 153 int *segsp, int *banksp, int *mcidp); 154 size_t cpu_get_name_bufsize(); 155 void read_ecc_data(struct async_flt *ecc, short verbose, short ce_err); 156 /* add clr_datapath to aviod lint warning for ac_test.c temporarily */ 157 void clr_datapath(void); 158 159 #pragma weak itlb_parity_trap 160 void itlb_parity_trap(void); 161 162 #pragma weak dtlb_parity_trap 163 void dtlb_parity_trap(void); 164 165 /* 166 * FMA Protocol and error handling support routines 167 */ 168 169 void cpu_ereport_post(struct async_flt *); 170 void cpu_run_bus_error_handlers(struct async_flt *, int); 171 void cpu_errorq_dispatch(char *, void *, size_t, errorq_t *, uint_t); 172 173 /* 174 * retrieve information from the specified tlb entry. these functions are 175 * called by "cpr" module 176 */ 177 void itlb_rd_entry(uint_t entry, tte_t *tte, uint64_t *va_tag); 178 void dtlb_rd_entry(uint_t entry, tte_t *tte, uint64_t *va_tag); 179 180 /* 181 * this symbol appears as a second label for vtag_flushall 182 * only for cpus that implement DEMAP_ALL_TYPE 183 */ 184 #pragma weak demap_all 185 186 /* 187 * change cpu speed 188 */ 189 void cpu_change_speed(uint64_t divisor, uint64_t arg2); 190 191 /* 192 * ecache scrub operations 193 */ 194 void cpu_init_cache_scrub(void); 195 void cpu_idle_ecache_scrub(struct cpu *); 196 void cpu_busy_ecache_scrub(struct cpu *); 197 198 /* 199 * Cpu private initialize/uninitialize, including ecache scrubber. 200 */ 201 void cpu_init_private(struct cpu *); 202 void cpu_uninit_private(struct cpu *); 203 204 #pragma weak cpu_mp_init 205 void cpu_mp_init(void); 206 207 #pragma weak cpu_feature_init 208 void cpu_feature_init(void); 209 210 #pragma weak cpu_error_init 211 void cpu_error_init(int); 212 213 /* 214 * clock/tick register operations 215 */ 216 void cpu_clearticknpt(void); 217 void cpu_init_tick_freq(void); 218 219 /* 220 * stick synchronization 221 */ 222 void sticksync_slave(void); 223 void sticksync_master(void); 224 225 /* 226 * flags for calling cpu_check_ce 227 */ 228 #define SCRUBBER_CEEN_CHECK 0 229 #define TIMEOUT_CEEN_CHECK 1 230 231 /* 232 * Check for Correctable Errors that may have occurred 233 * while CEEN was disabled. 234 */ 235 void cpu_check_ce(int, uint64_t, caddr_t, uint_t); 236 237 /* initialize kernel context pgsz codes in DMMU primary context register */ 238 void mmu_init_kernel_pgsz(struct hat *hat); 239 240 /* get large page size for kernel heap */ 241 size_t mmu_get_kernel_lpsize(size_t value); 242 243 #endif /* _KERNEL */ 244 245 #ifdef __cplusplus 246 } 247 #endif 248 249 #endif /* _SYS_CPU_MODULE_H */ 250