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_MACHSYSTM_H 28 #define _SYS_MACHSYSTM_H 29 30 #pragma ident "%Z%%M% %I% %E% SMI" 31 32 /* 33 * Numerous platform-dependent interfaces that don't seem to belong 34 * in any other header file. 35 * 36 * This file should not be included by code that purports to be 37 * platform-independent. 38 */ 39 40 #ifndef _ASM 41 #include <sys/types.h> 42 #include <sys/scb.h> 43 #include <sys/varargs.h> 44 #include <sys/machparam.h> 45 #include <sys/thread.h> 46 #include <vm/seg_enum.h> 47 #include <sys/processor.h> 48 #include <sys/sunddi.h> 49 #include <sys/memlist.h> 50 #endif /* _ASM */ 51 52 #ifdef __cplusplus 53 extern "C" { 54 #endif 55 56 #ifdef _KERNEL 57 58 #ifndef _ASM 59 /* 60 * The following enum types determine how interrupts are distributed 61 * on a sun4u system. 62 */ 63 enum intr_policies { 64 /* 65 * Target interrupt at the CPU running the add_intrspec 66 * thread. Also used to target all interrupts at the panicing 67 * CPU. 68 */ 69 INTR_CURRENT_CPU = 0, 70 71 /* 72 * Target all interrupts at the boot cpu 73 */ 74 INTR_BOOT_CPU, 75 76 /* 77 * Flat distribution of all interrupts 78 */ 79 INTR_FLAT_DIST, 80 81 /* 82 * Weighted distribution of all interrupts 83 */ 84 INTR_WEIGHTED_DIST 85 }; 86 87 88 /* 89 * Structure that defines the interrupt distribution list. It contains 90 * enough info about the interrupt so that it can callback the parent 91 * nexus driver and retarget the interrupt to a different CPU. 92 */ 93 struct intr_dist { 94 struct intr_dist *next; /* link to next in list */ 95 void (*func)(void *); /* Callback function */ 96 void *arg; /* Nexus parent callback arg 1 */ 97 }; 98 99 /* 100 * Miscellaneous cpu_state changes 101 */ 102 extern void power_down(const char *); 103 extern void do_shutdown(void); 104 105 /* 106 * Number of seconds until power is shut off 107 */ 108 extern int thermal_powerdown_delay; 109 110 111 /* 112 * prom-related 113 */ 114 extern int obpdebug; 115 extern int forthdebug_supported; 116 extern uint_t tba_taken_over; 117 extern void forthdebug_init(void); 118 extern void init_vx_handler(void); 119 extern void kern_preprom(void); 120 extern void kern_postprom(void); 121 122 /* 123 * externally (debugger or prom) initiated panic 124 */ 125 extern struct regs sync_reg_buf; 126 extern uint64_t sync_tt; 127 extern void sync_handler(void); 128 129 /* 130 * Trap-related 131 */ 132 struct regs; 133 extern void trap(struct regs *rp, caddr_t addr, uint32_t type, 134 uint32_t mmu_fsr); 135 extern void *get_tba(void); 136 extern void *set_tba(void *); 137 extern caddr_t set_trap_table(void); 138 extern struct scb trap_table; 139 140 struct trap_info { 141 struct regs *trap_regs; 142 uint_t trap_type; 143 caddr_t trap_addr; 144 uint_t trap_mmu_fsr; 145 }; 146 147 /* 148 * misc. primitives 149 */ 150 #define PROM_CFGHDL_TO_CPUID(x) (x & ~(0xful << 28)) 151 152 extern void debug_flush_windows(void); 153 extern void flush_windows(void); 154 extern int getprocessorid(void); 155 extern void reestablish_curthread(void); 156 157 extern void stphys(uint64_t physaddr, int value); 158 extern int ldphys(uint64_t physaddr); 159 extern void stdphys(uint64_t physaddr, uint64_t value); 160 extern uint64_t lddphys(uint64_t physaddr); 161 162 extern void stphysio(u_longlong_t physaddr, uint_t value); 163 extern uint_t ldphysio(u_longlong_t physaddr); 164 extern void sthphysio(u_longlong_t physaddr, ushort_t value); 165 extern ushort_t ldhphysio(u_longlong_t physaddr); 166 extern void stbphysio(u_longlong_t physaddr, uchar_t value); 167 extern uchar_t ldbphysio(u_longlong_t physaddr); 168 extern void stdphysio(u_longlong_t physaddr, u_longlong_t value); 169 extern u_longlong_t lddphysio(u_longlong_t physaddr); 170 171 extern int pf_is_dmacapable(pfn_t); 172 173 extern int dip_to_cpu_id(dev_info_t *dip, processorid_t *cpu_id); 174 175 extern void set_cmp_error_steering(void); 176 177 /* 178 * SPARCv9 %ver register and field definitions 179 */ 180 181 #define ULTRA_VER_MANUF(x) ((x) >> 48) 182 #define ULTRA_VER_IMPL(x) (((x) >> 32) & 0xFFFF) 183 #define ULTRA_VER_MASK(x) (((x) >> 24) & 0xFF) 184 185 extern uint64_t ultra_getver(void); 186 187 /* 188 * bootup-time 189 */ 190 extern int ncpunode; 191 extern int niobus; 192 193 extern void segnf_init(void); 194 extern void kern_setup1(void); 195 extern void startup(void); 196 extern void post_startup(void); 197 extern void install_va_to_tte(void); 198 extern void setwstate(uint_t); 199 extern void create_va_to_tte(void); 200 extern int memscrub_init(void); 201 202 extern void kcpc_hw_init(void); 203 extern void kcpc_hw_startup_cpu(ushort_t); 204 extern int kcpc_hw_load_pcbe(void); 205 206 /* 207 * Interrupts 208 */ 209 struct cpu; 210 extern struct cpu cpu0; 211 extern size_t intr_add_pools; 212 extern struct intr_req *intr_add_head; 213 extern struct intr_req *intr_add_tail; 214 extern struct scb *set_tbr(struct scb *); 215 216 extern void init_intr_threads(struct cpu *); 217 extern uint_t disable_vec_intr(void); 218 extern void enable_vec_intr(uint_t); 219 extern void setintrenable(int); 220 221 extern void intr_dist_add(void (*f)(void *), void *); 222 extern void intr_dist_rem(void (*f)(void *), void *); 223 extern void intr_dist_add_weighted(void (*f)(void *, int32_t, int32_t), void *); 224 extern void intr_dist_rem_weighted(void (*f)(void *, int32_t, int32_t), void *); 225 226 extern uint32_t intr_dist_cpuid(void); 227 extern uint32_t intr_dist_mycpuid(void); 228 229 void intr_dist_cpuid_add_device_weight(uint32_t cpuid, dev_info_t *dip, 230 int32_t weight); 231 void intr_dist_cpuid_rem_device_weight(uint32_t cpuid, dev_info_t *dip); 232 233 extern void intr_redist_all_cpus(void); 234 extern void intr_redist_all_cpus_shutdown(void); 235 236 extern void send_dirint(int, int); 237 extern void setsoftint(uint_t); 238 extern void setsoftint_tl1(uint64_t, uint64_t); 239 extern void siron(void); 240 extern void intr_enqueue_req(uint_t pil, uint32_t inum); 241 extern void intr_dequeue_req(uint_t pil, uint32_t inum); 242 extern void wr_clr_softint(uint_t); 243 244 /* 245 * Time- and %tick-related 246 */ 247 extern hrtime_t rdtick(void); 248 extern void tick_write_delta(uint64_t); 249 extern void tickcmpr_set(uint64_t); 250 extern void tickcmpr_reset(void); 251 extern void tickcmpr_disable(void); 252 extern int tickcmpr_disabled(void); 253 extern uint32_t cbe_level14_inum; 254 255 /* 256 * contiguous memory 257 */ 258 extern void *contig_mem_alloc(size_t); 259 extern void *contig_mem_alloc_align(size_t, size_t); 260 extern void contig_mem_free(void *, size_t); 261 262 /* 263 * Caches 264 */ 265 extern int vac; 266 extern int cache; 267 extern int use_mp; 268 extern uint_t vac_mask; 269 extern uint64_t ecache_flushaddr; 270 extern int ecache_alignsize; /* Maximum ecache linesize for struct align */ 271 extern int ecache_setsize; /* Maximum ecache setsize possible */ 272 extern int cpu_setsize; /* Maximum ecache setsize of configured cpus */ 273 274 /* 275 * VM 276 */ 277 extern int do_pg_coloring; 278 extern int do_virtual_coloring; 279 extern int use_page_coloring; 280 extern int use_virtual_coloring; 281 extern uint_t vac_colors_mask; 282 283 extern void ndata_alloc_init(struct memlist *, uintptr_t, uintptr_t); 284 extern void *ndata_alloc(struct memlist *, size_t, size_t); 285 extern void *ndata_extra_base(struct memlist *, size_t); 286 extern size_t ndata_maxsize(struct memlist *); 287 extern size_t ndata_spare(struct memlist *, size_t, size_t); 288 extern caddr_t get_mmfsa_scratchpad(void); 289 extern void set_mmfsa_scratchpad(caddr_t); 290 extern int ndata_alloc_mmfsa(struct memlist *); 291 extern int ndata_alloc_cpus(struct memlist *); 292 extern int ndata_alloc_page_freelists(struct memlist *, int); 293 extern int ndata_alloc_dmv(struct memlist *); 294 extern int ndata_alloc_tsbs(struct memlist *, pgcnt_t); 295 extern int ndata_alloc_hat(struct memlist *, pgcnt_t, pgcnt_t); 296 extern caddr_t alloc_page_freelists(int, caddr_t, int); 297 extern caddr_t alloc_hme_buckets(caddr_t, int); 298 extern size_t page_ctrs_sz(void); 299 extern caddr_t page_ctrs_alloc(caddr_t); 300 extern void page_freelist_coalesce_all(int); 301 extern void ppmapinit(void); 302 extern void hwblkpagecopy(const void *, void *); 303 extern void hw_pa_bcopy32(uint64_t, uint64_t); 304 305 extern int pp_slots; 306 extern int pp_consistent_coloring; 307 308 /* 309 * ppcopy/hwblkpagecopy interaction. See ppage.c. 310 */ 311 #define PPAGE_STORE_VCOLORING 0x1 /* use vcolors to maintain consistency */ 312 #define PPAGE_LOAD_VCOLORING 0x2 /* use vcolors to maintain consistency */ 313 #define PPAGE_STORES_POLLUTE 0x4 /* stores pollute VAC */ 314 #define PPAGE_LOADS_POLLUTE 0x8 /* loads pollute VAC */ 315 316 /* 317 * VIS-accelerated copy/zero 318 */ 319 extern int use_hw_bcopy; 320 extern uint_t hw_copy_limit_1; 321 extern uint_t hw_copy_limit_2; 322 extern uint_t hw_copy_limit_4; 323 extern uint_t hw_copy_limit_8; 324 extern int use_hw_bzero; 325 326 #ifdef CHEETAH 327 #define VIS_COPY_THRESHOLD 256 328 #else 329 #define VIS_COPY_THRESHOLD 900 330 #endif 331 332 /* 333 * MP 334 */ 335 extern void idle_other_cpus(void); 336 extern void resume_other_cpus(void); 337 extern void stop_other_cpus(void); 338 extern void idle_stop_xcall(void); 339 extern void set_idle_cpu(int); 340 extern void unset_idle_cpu(int); 341 extern void mp_cpu_quiesce(struct cpu *); 342 343 /* 344 * Panic at TL > 0 345 */ 346 extern uint64_t cpu_pa[]; 347 extern void ptl1_init_cpu(struct cpu *); 348 349 /* 350 * Defines for DR interfaces 351 */ 352 #define DEVI_BRANCH_CHILD 0x01 /* Walk immediate children of root */ 353 #define DEVI_BRANCH_CONFIGURE 0x02 /* Configure branch after create */ 354 #define DEVI_BRANCH_DESTROY 0x04 /* Destroy branch after unconfigure */ 355 #define DEVI_BRANCH_EVENT 0x08 /* Post NDI event */ 356 #define DEVI_BRANCH_PROM 0x10 /* Branches derived from PROM nodes */ 357 #define DEVI_BRANCH_SID 0x20 /* SID node branches */ 358 #define DEVI_BRANCH_ROOT 0x40 /* Node is the root of a branch */ 359 360 typedef struct devi_branch { 361 void *arg; 362 void (*devi_branch_callback)(dev_info_t *, void *, uint_t); 363 int type; 364 union { 365 int (*prom_branch_select)(dnode_t, void *, uint_t); 366 int (*sid_branch_create)(dev_info_t *, void *, uint_t); 367 } create; 368 } devi_branch_t; 369 370 371 /* 372 * Prototypes which really belongs to sunddi.c, and should be moved to 373 * sunddi.c if there is another platform using these calls. 374 */ 375 extern int e_ddi_branch_create(dev_info_t *pdip, devi_branch_t *bp, 376 dev_info_t **dipp, uint_t flags); 377 extern int e_ddi_branch_configure(dev_info_t *rdip, dev_info_t **dipp, 378 uint_t flags); 379 extern int e_ddi_branch_unconfigure(dev_info_t *rdip, dev_info_t **dipp, 380 uint_t flags); 381 extern int e_ddi_branch_destroy(dev_info_t *rdip, dev_info_t **dipp, 382 uint_t flags); 383 extern void e_ddi_branch_hold(dev_info_t *rdip); 384 extern void e_ddi_branch_rele(dev_info_t *rdip); 385 extern int e_ddi_branch_held(dev_info_t *rdip); 386 extern int e_ddi_branch_referenced(dev_info_t *rdip, 387 int (*cb)(dev_info_t *dip, void *, uint_t), void *arg); 388 389 /* 390 * Constants which define the "hole" in the 64-bit sfmmu address space. 391 * These are set to specific values by the CPU module code. 392 */ 393 extern caddr_t hole_start, hole_end; 394 395 /* kpm mapping window */ 396 extern size_t kpm_size; 397 extern uchar_t kpm_size_shift; 398 extern caddr_t kpm_vbase; 399 400 #define INVALID_VADDR(a) (((a) >= hole_start && (a) < hole_end)) 401 402 extern void adjust_hw_copy_limits(int); 403 404 struct kdi; 405 406 void cpu_kdi_init(struct kdi *); 407 408 /* 409 * flush instruction and data caches 410 */ 411 void kdi_flush_caches(void); 412 413 struct async_flt; 414 415 /* 416 * take pending fp traps if fpq present 417 * this function is also defined in fpusystm.h 418 */ 419 void syncfpu(void); 420 421 void cpu_flush_ecache(void); 422 void cpu_faulted_enter(struct cpu *); 423 void cpu_faulted_exit(struct cpu *); 424 425 int cpu_get_mem_name(uint64_t synd, uint64_t *afsr, uint64_t afar, 426 char *buf, int buflen, int *lenp); 427 int cpu_get_mem_info(uint64_t synd, uint64_t afar, 428 uint64_t *mem_sizep, uint64_t *seg_sizep, uint64_t *bank_sizep, 429 int *segsp, int *banksp, int *mcidp); 430 size_t cpu_get_name_bufsize(); 431 432 /* 433 * ecache scrub operations 434 */ 435 void cpu_init_cache_scrub(void); 436 437 /* 438 * clock/tick register operations 439 */ 440 void cpu_init_tick_freq(void); 441 442 /* 443 * stick synchronization 444 */ 445 void sticksync_slave(void); 446 void sticksync_master(void); 447 448 #endif /* _ASM */ 449 450 /* 451 * Actions for set_error_enable_tl1 452 */ 453 #define EER_SET_ABSOLUTE 0x0 454 #define EER_SET_SETBITS 0x1 455 #define EER_SET_CLRBITS 0x2 456 457 /* 458 * HVDUMP_SIZE_MAX set as 64k due to limitiation by intrq_alloc() 459 */ 460 461 #define HVDUMP_SIZE_MAX 0x10000 462 #define HVDUMP_SIZE_DEFAULT 0x8000 463 464 /* 465 * HV TOD service retry in usecs 466 */ 467 468 #define HV_TOD_RETRY_THRESH 100 469 #define HV_TOD_WAIT_USEC 5 470 471 #endif /* _KERNEL */ 472 473 #ifdef __cplusplus 474 } 475 #endif 476 477 #endif /* _SYS_MACHSYSTM_H */ 478