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 * Copyright 2007 Sun Microsystems, Inc. All rights reserved. 23 * Use is subject to license terms. 24 */ 25 26 #ifndef _SYS_MACHSYSTM_H 27 #define _SYS_MACHSYSTM_H 28 29 #pragma ident "%Z%%M% %I% %E% SMI" 30 31 /* 32 * Numerous platform-dependent interfaces that don't seem to belong 33 * in any other header file. 34 * 35 * This file should not be included by code that purports to be 36 * platform-independent. 37 */ 38 39 #ifndef _ASM 40 #include <sys/types.h> 41 #include <sys/scb.h> 42 #include <sys/varargs.h> 43 #include <sys/machparam.h> 44 #include <sys/thread.h> 45 #include <vm/seg_enum.h> 46 #include <sys/processor.h> 47 #include <sys/sunddi.h> 48 #include <sys/memlist.h> 49 #endif /* _ASM */ 50 51 #ifdef __cplusplus 52 extern "C" { 53 #endif 54 55 #ifdef _KERNEL 56 57 #ifndef _ASM 58 /* 59 * The following enum types determine how interrupts are distributed 60 * on a sun4u system. 61 */ 62 enum intr_policies { 63 /* 64 * Target interrupt at the CPU running the add_intrspec 65 * thread. Also used to target all interrupts at the panicing 66 * CPU. 67 */ 68 INTR_CURRENT_CPU = 0, 69 70 /* 71 * Target all interrupts at the boot cpu 72 */ 73 INTR_BOOT_CPU, 74 75 /* 76 * Flat distribution of all interrupts 77 */ 78 INTR_FLAT_DIST, 79 80 /* 81 * Weighted distribution of all interrupts 82 */ 83 INTR_WEIGHTED_DIST 84 }; 85 86 87 /* 88 * Structure that defines the interrupt distribution list. It contains 89 * enough info about the interrupt so that it can callback the parent 90 * nexus driver and retarget the interrupt to a different CPU. 91 */ 92 struct intr_dist { 93 struct intr_dist *next; /* link to next in list */ 94 void (*func)(void *); /* Callback function */ 95 void *arg; /* Nexus parent callback arg 1 */ 96 }; 97 98 /* 99 * Miscellaneous cpu_state changes 100 */ 101 extern void power_down(const char *); 102 extern void do_shutdown(void); 103 104 /* 105 * Number of seconds until power is shut off 106 */ 107 extern int thermal_powerdown_delay; 108 109 110 /* 111 * prom-related 112 */ 113 extern int obpdebug; 114 extern int forthdebug_supported; 115 extern uint_t tba_taken_over; 116 extern void forthdebug_init(void); 117 extern void init_vx_handler(void); 118 extern void kern_preprom(void); 119 extern void kern_postprom(void); 120 121 /* 122 * externally (debugger or prom) initiated panic 123 */ 124 extern struct regs sync_reg_buf; 125 extern uint64_t sync_tt; 126 extern void sync_handler(void); 127 128 /* 129 * Trap-related 130 */ 131 struct regs; 132 extern void trap(struct regs *rp, caddr_t addr, uint32_t type, 133 uint32_t mmu_fsr); 134 extern void *get_tba(void); 135 extern void *set_tba(void *); 136 extern caddr_t set_trap_table(void); 137 extern struct scb trap_table; 138 139 struct trap_info { 140 struct regs *trap_regs; 141 uint_t trap_type; 142 caddr_t trap_addr; 143 uint_t trap_mmu_fsr; 144 }; 145 146 /* 147 * misc. primitives 148 */ 149 #define PROM_CFGHDL_TO_CPUID(x) (x & ~(0xful << 28)) 150 151 extern void debug_flush_windows(void); 152 extern void flush_windows(void); 153 extern int getprocessorid(void); 154 extern void reestablish_curthread(void); 155 156 extern void stphys(uint64_t physaddr, int value); 157 extern int ldphys(uint64_t physaddr); 158 extern void stdphys(uint64_t physaddr, uint64_t value); 159 extern uint64_t lddphys(uint64_t physaddr); 160 161 extern void stphysio(u_longlong_t physaddr, uint_t value); 162 extern uint_t ldphysio(u_longlong_t physaddr); 163 extern void sthphysio(u_longlong_t physaddr, ushort_t value); 164 extern ushort_t ldhphysio(u_longlong_t physaddr); 165 extern void stbphysio(u_longlong_t physaddr, uchar_t value); 166 extern uchar_t ldbphysio(u_longlong_t physaddr); 167 extern void stdphysio(u_longlong_t physaddr, u_longlong_t value); 168 extern u_longlong_t lddphysio(u_longlong_t physaddr); 169 170 extern int pf_is_dmacapable(pfn_t); 171 172 extern int dip_to_cpu_id(dev_info_t *dip, processorid_t *cpu_id); 173 174 extern void set_cmp_error_steering(void); 175 176 /* 177 * SPARCv9 %ver register and field definitions 178 */ 179 180 #define ULTRA_VER_MANUF(x) ((x) >> 48) 181 #define ULTRA_VER_IMPL(x) (((x) >> 32) & 0xFFFF) 182 #define ULTRA_VER_MASK(x) (((x) >> 24) & 0xFF) 183 184 extern uint64_t ultra_getver(void); 185 186 /* 187 * bootup-time 188 */ 189 extern int ncpunode; 190 extern int niobus; 191 192 extern void segnf_init(void); 193 extern void kern_setup1(void); 194 extern void startup(void); 195 extern void post_startup(void); 196 extern void install_va_to_tte(void); 197 extern void setwstate(uint_t); 198 extern void create_va_to_tte(void); 199 extern int memscrub_init(void); 200 201 extern void kcpc_hw_init(void); 202 extern void kcpc_hw_startup_cpu(ushort_t); 203 extern int kcpc_hw_load_pcbe(void); 204 205 /* 206 * Interrupts 207 */ 208 struct cpu; 209 extern struct cpu cpu0; 210 extern struct scb *set_tbr(struct scb *); 211 212 extern uint_t disable_vec_intr(void); 213 extern void enable_vec_intr(uint_t); 214 extern void setintrenable(int); 215 216 extern void intr_dist_add(void (*f)(void *), void *); 217 extern void intr_dist_rem(void (*f)(void *), void *); 218 extern void intr_dist_add_weighted(void (*f)(void *, int32_t, int32_t), void *); 219 extern void intr_dist_rem_weighted(void (*f)(void *, int32_t, int32_t), void *); 220 221 extern uint32_t intr_dist_cpuid(void); 222 extern uint32_t intr_dist_mycpuid(void); 223 224 void intr_dist_cpuid_add_device_weight(uint32_t cpuid, dev_info_t *dip, 225 int32_t weight); 226 void intr_dist_cpuid_rem_device_weight(uint32_t cpuid, dev_info_t *dip); 227 228 extern void intr_redist_all_cpus(void); 229 extern void intr_redist_all_cpus_shutdown(void); 230 231 extern void send_dirint(int, int); 232 extern void setsoftint(uint64_t); 233 extern void setsoftint_tl1(uint64_t, uint64_t); 234 extern void siron(void); 235 extern void intr_enqueue_req(uint_t pil, uint64_t inum); 236 extern void intr_dequeue_req(uint_t pil, uint64_t inum); 237 extern void wr_clr_softint(uint_t); 238 239 /* 240 * Time- and %tick-related 241 */ 242 extern hrtime_t rdtick(void); 243 extern void tick_write_delta(uint64_t); 244 extern void tickcmpr_set(uint64_t); 245 extern void tickcmpr_reset(void); 246 extern void tickcmpr_disable(void); 247 extern int tickcmpr_disabled(void); 248 extern uint64_t cbe_level14_inum; 249 250 /* 251 * contiguous memory 252 */ 253 extern void *contig_mem_alloc(size_t); 254 extern void *contig_mem_alloc_align(size_t, size_t); 255 extern void contig_mem_free(void *, size_t); 256 257 /* 258 * Caches 259 */ 260 extern int vac; 261 extern int cache; 262 extern int use_mp; 263 extern uint_t vac_mask; 264 extern uint64_t ecache_flushaddr; 265 extern int ecache_alignsize; /* Maximum ecache linesize for struct align */ 266 extern int ecache_setsize; /* Maximum ecache setsize possible */ 267 extern int cpu_setsize; /* Maximum ecache setsize of configured cpus */ 268 269 /* 270 * VM 271 */ 272 extern int do_pg_coloring; 273 extern int do_virtual_coloring; 274 extern int use_page_coloring; 275 extern int use_virtual_coloring; 276 extern uint_t vac_colors_mask; 277 278 extern caddr_t get_mmfsa_scratchpad(void); 279 extern void set_mmfsa_scratchpad(caddr_t); 280 extern int ndata_alloc_mmfsa(struct memlist *); 281 extern int ndata_alloc_page_freelists(struct memlist *, int); 282 extern int ndata_alloc_dmv(struct memlist *); 283 extern int ndata_alloc_tsbs(struct memlist *, pgcnt_t); 284 extern int ndata_alloc_hat(struct memlist *, pgcnt_t, pgcnt_t); 285 extern caddr_t alloc_page_freelists(int, caddr_t, int); 286 extern caddr_t alloc_hme_buckets(caddr_t, int); 287 extern size_t page_ctrs_sz(void); 288 extern caddr_t page_ctrs_alloc(caddr_t); 289 extern void page_freelist_coalesce_all(int); 290 extern void ppmapinit(void); 291 extern void hwblkpagecopy(const void *, void *); 292 extern void hw_pa_bcopy32(uint64_t, uint64_t); 293 294 extern int pp_slots; 295 extern int pp_consistent_coloring; 296 297 /* 298 * ppcopy/hwblkpagecopy interaction. See ppage.c. 299 */ 300 #define PPAGE_STORE_VCOLORING 0x1 /* use vcolors to maintain consistency */ 301 #define PPAGE_LOAD_VCOLORING 0x2 /* use vcolors to maintain consistency */ 302 #define PPAGE_STORES_POLLUTE 0x4 /* stores pollute VAC */ 303 #define PPAGE_LOADS_POLLUTE 0x8 /* loads pollute VAC */ 304 305 /* 306 * VIS-accelerated copy/zero 307 */ 308 extern int use_hw_bcopy; 309 extern uint_t hw_copy_limit_1; 310 extern uint_t hw_copy_limit_2; 311 extern uint_t hw_copy_limit_4; 312 extern uint_t hw_copy_limit_8; 313 extern int use_hw_bzero; 314 315 #ifdef CHEETAH 316 #define VIS_COPY_THRESHOLD 256 317 #else 318 #define VIS_COPY_THRESHOLD 900 319 #endif 320 321 /* 322 * MP 323 */ 324 extern void idle_other_cpus(void); 325 extern void resume_other_cpus(void); 326 extern void stop_other_cpus(void); 327 extern void idle_stop_xcall(void); 328 extern void set_idle_cpu(int); 329 extern void unset_idle_cpu(int); 330 extern void mp_cpu_quiesce(struct cpu *); 331 extern int stopcpu_bycpuid(int); 332 333 /* 334 * Panic at TL > 0 335 */ 336 extern uint64_t cpu_pa[]; 337 extern void ptl1_init_cpu(struct cpu *); 338 339 /* 340 * Defines for DR interfaces 341 */ 342 #define DEVI_BRANCH_CHILD 0x01 /* Walk immediate children of root */ 343 #define DEVI_BRANCH_CONFIGURE 0x02 /* Configure branch after create */ 344 #define DEVI_BRANCH_DESTROY 0x04 /* Destroy branch after unconfigure */ 345 #define DEVI_BRANCH_EVENT 0x08 /* Post NDI event */ 346 #define DEVI_BRANCH_PROM 0x10 /* Branches derived from PROM nodes */ 347 #define DEVI_BRANCH_SID 0x20 /* SID node branches */ 348 #define DEVI_BRANCH_ROOT 0x40 /* Node is the root of a branch */ 349 350 typedef struct devi_branch { 351 void *arg; 352 void (*devi_branch_callback)(dev_info_t *, void *, uint_t); 353 int type; 354 union { 355 int (*prom_branch_select)(pnode_t, void *, uint_t); 356 int (*sid_branch_create)(dev_info_t *, void *, uint_t); 357 } create; 358 } devi_branch_t; 359 360 361 /* 362 * Prototypes which really belongs to sunddi.c, and should be moved to 363 * sunddi.c if there is another platform using these calls. 364 */ 365 extern int e_ddi_branch_create(dev_info_t *pdip, devi_branch_t *bp, 366 dev_info_t **dipp, uint_t flags); 367 extern int e_ddi_branch_configure(dev_info_t *rdip, dev_info_t **dipp, 368 uint_t flags); 369 extern int e_ddi_branch_unconfigure(dev_info_t *rdip, dev_info_t **dipp, 370 uint_t flags); 371 extern int e_ddi_branch_destroy(dev_info_t *rdip, dev_info_t **dipp, 372 uint_t flags); 373 extern void e_ddi_branch_hold(dev_info_t *rdip); 374 extern void e_ddi_branch_rele(dev_info_t *rdip); 375 extern int e_ddi_branch_held(dev_info_t *rdip); 376 extern int e_ddi_branch_referenced(dev_info_t *rdip, 377 int (*cb)(dev_info_t *dip, void *, uint_t), void *arg); 378 379 /* 380 * Constants which define the "hole" in the 64-bit sfmmu address space. 381 * These are set to specific values by the CPU module code. 382 */ 383 extern caddr_t hole_start, hole_end; 384 385 /* kpm mapping window */ 386 extern size_t kpm_size; 387 extern uchar_t kpm_size_shift; 388 extern caddr_t kpm_vbase; 389 390 #define INVALID_VADDR(a) (((a) >= hole_start && (a) < hole_end)) 391 #define VA_ADDRESS_SPACE_BITS 64 392 #define RA_ADDRESS_SPACE_BITS 56 393 #define MAX_REAL_ADDRESS (1ull << RA_ADDRESS_SPACE_BITS) 394 #define DEFAULT_VA_ADDRESS_SPACE_BITS 48 /* def. Niagara (broken MD) */ 395 #define PAGESIZE_MASK_BITS 16 396 #define MAX_PAGESIZE_MASK ((1<<PAGESIZE_MASK_BITS) - 1) 397 398 extern void adjust_hw_copy_limits(int); 399 400 struct kdi; 401 402 void cpu_kdi_init(struct kdi *); 403 404 /* 405 * flush instruction and data caches 406 */ 407 void kdi_flush_caches(void); 408 409 struct async_flt; 410 411 /* 412 * take pending fp traps if fpq present 413 * this function is also defined in fpusystm.h 414 */ 415 void syncfpu(void); 416 417 void cpu_faulted_enter(struct cpu *); 418 void cpu_faulted_exit(struct cpu *); 419 420 int cpu_get_mem_name(uint64_t synd, uint64_t *afsr, uint64_t afar, 421 char *buf, int buflen, int *lenp); 422 int cpu_get_mem_info(uint64_t synd, uint64_t afar, 423 uint64_t *mem_sizep, uint64_t *seg_sizep, uint64_t *bank_sizep, 424 int *segsp, int *banksp, int *mcidp); 425 size_t cpu_get_name_bufsize(); 426 427 /* 428 * ecache scrub operations 429 */ 430 void cpu_init_cache_scrub(void); 431 432 /* 433 * clock/tick register operations 434 */ 435 void cpu_init_tick_freq(void); 436 437 /* 438 * stick synchronization 439 */ 440 void sticksync_slave(void); 441 void sticksync_master(void); 442 443 #endif /* _ASM */ 444 445 /* 446 * Actions for set_error_enable_tl1 447 */ 448 #define EER_SET_ABSOLUTE 0x0 449 #define EER_SET_SETBITS 0x1 450 #define EER_SET_CLRBITS 0x2 451 452 /* 453 * HVDUMP_SIZE_MAX set as 64k due to limitiation by intrq_alloc() 454 */ 455 456 #define HVDUMP_SIZE_MAX 0x10000 457 #define HVDUMP_SIZE_DEFAULT 0x8000 458 459 /* 460 * HV TOD service retry in usecs 461 */ 462 463 #define HV_TOD_RETRY_THRESH 100 464 #define HV_TOD_WAIT_USEC 5 465 466 /* 467 * Interrupt Queues and Error Queues 468 */ 469 470 #define INTR_CPU_Q 0x3c 471 #define INTR_DEV_Q 0x3d 472 #define CPU_RQ 0x3e 473 #define CPU_NRQ 0x3f 474 #define DEFAULT_CPU_Q_ENTRIES 0x100 475 #define DEFAULT_DEV_Q_ENTRIES 0x100 476 #define INTR_REPORT_SIZE 64 477 478 #ifndef _ASM 479 extern uint64_t cpu_q_entries; 480 extern uint64_t dev_q_entries; 481 extern uint64_t cpu_rq_entries; 482 extern uint64_t cpu_nrq_entries; 483 extern uint64_t ncpu_guest_max; 484 #endif /* _ASM */ 485 486 #endif /* _KERNEL */ 487 488 #ifdef __cplusplus 489 } 490 #endif 491 492 #endif /* _SYS_MACHSYSTM_H */ 493