/* * CDDL HEADER START * * The contents of this file are subject to the terms of the * Common Development and Distribution License (the "License"). * You may not use this file except in compliance with the License. * * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE * or http://www.opensolaris.org/os/licensing. * See the License for the specific language governing permissions * and limitations under the License. * * When distributing Covered Code, include this CDDL HEADER in each * file and include the License file at usr/src/OPENSOLARIS.LICENSE. * If applicable, add the following below this CDDL HEADER, with the * fields enclosed by brackets "[]" replaced with your own identifying * information: Portions Copyright [yyyy] [name of copyright owner] * * CDDL HEADER END */ /* * Copyright 2007 Sun Microsystems, Inc. All rights reserved. * Use is subject to license terms. */ #ifndef _SYS_MACHSYSTM_H #define _SYS_MACHSYSTM_H #pragma ident "%Z%%M% %I% %E% SMI" /* * Numerous platform-dependent interfaces that don't seem to belong * in any other header file. * * This file should not be included by code that purports to be * platform-independent. */ #ifndef _ASM #include #include #include #include #include #include #include #include #include #endif /* _ASM */ #ifdef __cplusplus extern "C" { #endif #ifdef _KERNEL #ifndef _ASM /* * The following enum types determine how interrupts are distributed * on a sun4u system. */ enum intr_policies { /* * Target interrupt at the CPU running the add_intrspec * thread. Also used to target all interrupts at the panicing * CPU. */ INTR_CURRENT_CPU = 0, /* * Target all interrupts at the boot cpu */ INTR_BOOT_CPU, /* * Flat distribution of all interrupts */ INTR_FLAT_DIST, /* * Weighted distribution of all interrupts */ INTR_WEIGHTED_DIST }; /* * Structure that defines the interrupt distribution list. It contains * enough info about the interrupt so that it can callback the parent * nexus driver and retarget the interrupt to a different CPU. */ struct intr_dist { struct intr_dist *next; /* link to next in list */ void (*func)(void *); /* Callback function */ void *arg; /* Nexus parent callback arg 1 */ }; /* * Miscellaneous cpu_state changes */ extern void power_down(const char *); extern void do_shutdown(void); /* * Number of seconds until power is shut off */ extern int thermal_powerdown_delay; /* * prom-related */ extern int obpdebug; extern int forthdebug_supported; extern uint_t tba_taken_over; extern void forthdebug_init(void); extern void init_vx_handler(void); extern void kern_preprom(void); extern void kern_postprom(void); /* * externally (debugger or prom) initiated panic */ extern struct regs sync_reg_buf; extern uint64_t sync_tt; extern void sync_handler(void); /* * Trap-related */ struct regs; extern void trap(struct regs *rp, caddr_t addr, uint32_t type, uint32_t mmu_fsr); extern void *get_tba(void); extern void *set_tba(void *); extern caddr_t set_trap_table(void); extern struct scb trap_table; struct trap_info { struct regs *trap_regs; uint_t trap_type; caddr_t trap_addr; uint_t trap_mmu_fsr; }; /* * misc. primitives */ #define PROM_CFGHDL_TO_CPUID(x) (x & ~(0xful << 28)) extern void debug_flush_windows(void); extern void flush_windows(void); extern int getprocessorid(void); extern void reestablish_curthread(void); extern void stphys(uint64_t physaddr, int value); extern int ldphys(uint64_t physaddr); extern void stdphys(uint64_t physaddr, uint64_t value); extern uint64_t lddphys(uint64_t physaddr); extern void stphysio(u_longlong_t physaddr, uint_t value); extern uint_t ldphysio(u_longlong_t physaddr); extern void sthphysio(u_longlong_t physaddr, ushort_t value); extern ushort_t ldhphysio(u_longlong_t physaddr); extern void stbphysio(u_longlong_t physaddr, uchar_t value); extern uchar_t ldbphysio(u_longlong_t physaddr); extern void stdphysio(u_longlong_t physaddr, u_longlong_t value); extern u_longlong_t lddphysio(u_longlong_t physaddr); extern int pf_is_dmacapable(pfn_t); extern int dip_to_cpu_id(dev_info_t *dip, processorid_t *cpu_id); extern void set_cmp_error_steering(void); /* * SPARCv9 %ver register and field definitions */ #define ULTRA_VER_MANUF(x) ((x) >> 48) #define ULTRA_VER_IMPL(x) (((x) >> 32) & 0xFFFF) #define ULTRA_VER_MASK(x) (((x) >> 24) & 0xFF) extern uint64_t ultra_getver(void); /* * bootup-time */ extern int ncpunode; extern int niobus; extern void segnf_init(void); extern void kern_setup1(void); extern void startup(void); extern void post_startup(void); extern void install_va_to_tte(void); extern void setwstate(uint_t); extern void create_va_to_tte(void); extern int memscrub_init(void); extern void kcpc_hw_init(void); extern void kcpc_hw_startup_cpu(ushort_t); extern int kcpc_hw_load_pcbe(void); /* * Interrupts */ struct cpu; extern struct cpu cpu0; extern struct scb *set_tbr(struct scb *); extern uint_t disable_vec_intr(void); extern void enable_vec_intr(uint_t); extern void setintrenable(int); extern void intr_dist_add(void (*f)(void *), void *); extern void intr_dist_rem(void (*f)(void *), void *); extern void intr_dist_add_weighted(void (*f)(void *, int32_t, int32_t), void *); extern void intr_dist_rem_weighted(void (*f)(void *, int32_t, int32_t), void *); extern uint32_t intr_dist_cpuid(void); extern uint32_t intr_dist_mycpuid(void); void intr_dist_cpuid_add_device_weight(uint32_t cpuid, dev_info_t *dip, int32_t weight); void intr_dist_cpuid_rem_device_weight(uint32_t cpuid, dev_info_t *dip); extern void intr_redist_all_cpus(void); extern void intr_redist_all_cpus_shutdown(void); extern void send_dirint(int, int); extern void setsoftint(uint64_t); extern void setsoftint_tl1(uint64_t, uint64_t); extern void siron(void); extern void intr_enqueue_req(uint_t pil, uint64_t inum); extern void intr_dequeue_req(uint_t pil, uint64_t inum); extern void wr_clr_softint(uint_t); /* * Time- and %tick-related */ extern hrtime_t rdtick(void); extern void tick_write_delta(uint64_t); extern void tickcmpr_set(uint64_t); extern void tickcmpr_reset(void); extern void tickcmpr_disable(void); extern int tickcmpr_disabled(void); extern uint64_t cbe_level14_inum; /* * contiguous memory */ extern void *contig_mem_alloc(size_t); extern void *contig_mem_alloc_align(size_t, size_t); extern void contig_mem_free(void *, size_t); /* * Caches */ extern int vac; extern int cache; extern int use_mp; extern uint_t vac_mask; extern uint64_t ecache_flushaddr; extern int ecache_alignsize; /* Maximum ecache linesize for struct align */ extern int ecache_setsize; /* Maximum ecache setsize possible */ extern int cpu_setsize; /* Maximum ecache setsize of configured cpus */ /* * VM */ extern int do_pg_coloring; extern int use_page_coloring; extern uint_t vac_colors_mask; extern caddr_t get_mmfsa_scratchpad(void); extern void set_mmfsa_scratchpad(caddr_t); extern int ndata_alloc_mmfsa(struct memlist *); extern int ndata_alloc_page_freelists(struct memlist *, int); extern int ndata_alloc_dmv(struct memlist *); extern int ndata_alloc_tsbs(struct memlist *, pgcnt_t); extern int ndata_alloc_hat(struct memlist *, pgcnt_t, pgcnt_t); extern caddr_t alloc_page_freelists(int, caddr_t, int); extern caddr_t alloc_hme_buckets(caddr_t, int); extern size_t page_ctrs_sz(void); extern caddr_t page_ctrs_alloc(caddr_t); extern void page_freelist_coalesce_all(int); extern void ppmapinit(void); extern void hwblkpagecopy(const void *, void *); extern void hw_pa_bcopy32(uint64_t, uint64_t); extern int pp_slots; extern int pp_consistent_coloring; /* * ppcopy/hwblkpagecopy interaction. See ppage.c. */ #define PPAGE_STORE_VCOLORING 0x1 /* use vcolors to maintain consistency */ #define PPAGE_LOAD_VCOLORING 0x2 /* use vcolors to maintain consistency */ #define PPAGE_STORES_POLLUTE 0x4 /* stores pollute VAC */ #define PPAGE_LOADS_POLLUTE 0x8 /* loads pollute VAC */ /* * VIS-accelerated copy/zero */ extern int use_hw_bcopy; extern uint_t hw_copy_limit_1; extern uint_t hw_copy_limit_2; extern uint_t hw_copy_limit_4; extern uint_t hw_copy_limit_8; extern int use_hw_bzero; #ifdef CHEETAH #define VIS_COPY_THRESHOLD 256 #else #define VIS_COPY_THRESHOLD 900 #endif /* * MP */ extern void idle_other_cpus(void); extern void resume_other_cpus(void); extern void stop_other_cpus(void); extern void idle_stop_xcall(void); extern void set_idle_cpu(int); extern void unset_idle_cpu(int); extern void mp_cpu_quiesce(struct cpu *); extern int stopcpu_bycpuid(int); /* * Panic at TL > 0 */ extern uint64_t cpu_pa[]; extern void ptl1_init_cpu(struct cpu *); /* * Defines for DR interfaces */ #define DEVI_BRANCH_CHILD 0x01 /* Walk immediate children of root */ #define DEVI_BRANCH_CONFIGURE 0x02 /* Configure branch after create */ #define DEVI_BRANCH_DESTROY 0x04 /* Destroy branch after unconfigure */ #define DEVI_BRANCH_EVENT 0x08 /* Post NDI event */ #define DEVI_BRANCH_PROM 0x10 /* Branches derived from PROM nodes */ #define DEVI_BRANCH_SID 0x20 /* SID node branches */ #define DEVI_BRANCH_ROOT 0x40 /* Node is the root of a branch */ typedef struct devi_branch { void *arg; void (*devi_branch_callback)(dev_info_t *, void *, uint_t); int type; union { int (*prom_branch_select)(pnode_t, void *, uint_t); int (*sid_branch_create)(dev_info_t *, void *, uint_t); } create; } devi_branch_t; /* * Prototypes which really belongs to sunddi.c, and should be moved to * sunddi.c if there is another platform using these calls. */ extern int e_ddi_branch_create(dev_info_t *pdip, devi_branch_t *bp, dev_info_t **dipp, uint_t flags); extern int e_ddi_branch_configure(dev_info_t *rdip, dev_info_t **dipp, uint_t flags); extern int e_ddi_branch_unconfigure(dev_info_t *rdip, dev_info_t **dipp, uint_t flags); extern int e_ddi_branch_destroy(dev_info_t *rdip, dev_info_t **dipp, uint_t flags); extern void e_ddi_branch_hold(dev_info_t *rdip); extern void e_ddi_branch_rele(dev_info_t *rdip); extern int e_ddi_branch_held(dev_info_t *rdip); extern int e_ddi_branch_referenced(dev_info_t *rdip, int (*cb)(dev_info_t *dip, void *, uint_t), void *arg); /* * Constants which define the "hole" in the 64-bit sfmmu address space. * These are set to specific values by the CPU module code. */ extern caddr_t hole_start, hole_end; /* kpm mapping window */ extern size_t kpm_size; extern uchar_t kpm_size_shift; extern caddr_t kpm_vbase; #define INVALID_VADDR(a) (((a) >= hole_start && (a) < hole_end)) #define VA_ADDRESS_SPACE_BITS 64 #define RA_ADDRESS_SPACE_BITS 56 #define MAX_REAL_ADDRESS (1ull << RA_ADDRESS_SPACE_BITS) #define DEFAULT_VA_ADDRESS_SPACE_BITS 48 /* def. Niagara (broken MD) */ #define PAGESIZE_MASK_BITS 16 #define MAX_PAGESIZE_MASK ((1<