diff options
Diffstat (limited to 'sys/x86/include')
| -rw-r--r-- | sys/x86/include/x86_smp.h | 103 | ||||
| -rw-r--r-- | sys/x86/include/x86_var.h | 110 |
2 files changed, 213 insertions, 0 deletions
diff --git a/sys/x86/include/x86_smp.h b/sys/x86/include/x86_smp.h new file mode 100644 index 000000000000..38d762546e12 --- /dev/null +++ b/sys/x86/include/x86_smp.h @@ -0,0 +1,103 @@ +/*- + * ---------------------------------------------------------------------------- + * "THE BEER-WARE LICENSE" (Revision 42): + * <phk@FreeBSD.org> wrote this file. As long as you retain this notice you + * can do whatever you want with this stuff. If we meet some day, and you think + * this stuff is worth it, you can buy me a beer in return. Poul-Henning Kamp + * ---------------------------------------------------------------------------- + * + * $FreeBSD$ + * + */ + +#ifndef _X86_X86_SMP_H_ +#define _X86_X86_SMP_H_ + +#include <sys/bus.h> +#include <machine/frame.h> +#include <machine/intr_machdep.h> +#include <x86/apicvar.h> +#include <machine/pcb.h> + +struct pmap; + +/* global data in mp_x86.c */ +extern int mp_naps; +extern int boot_cpu_id; +extern struct pcb stoppcbs[]; +extern int cpu_apic_ids[]; +extern int bootAP; +extern void *dpcpu; +extern char *bootSTK; +extern void *bootstacks[]; +extern volatile u_int cpu_ipi_pending[]; +extern volatile int aps_ready; +extern struct mtx ap_boot_mtx; +extern int cpu_logical; +extern int cpu_cores; +extern volatile int smp_tlb_wait; +extern struct pmap *smp_tlb_pmap; +extern u_int xhits_gbl[]; +extern u_int xhits_pg[]; +extern u_int xhits_rng[]; +extern u_int ipi_global; +extern u_int ipi_page; +extern u_int ipi_range; +extern u_int ipi_range_size; + +struct cpu_info { + int cpu_present:1; + int cpu_bsp:1; + int cpu_disabled:1; + int cpu_hyperthread:1; +}; +extern struct cpu_info cpu_info[]; + +#ifdef COUNT_IPIS +extern u_long *ipi_invltlb_counts[MAXCPU]; +extern u_long *ipi_invlrng_counts[MAXCPU]; +extern u_long *ipi_invlpg_counts[MAXCPU]; +extern u_long *ipi_invlcache_counts[MAXCPU]; +extern u_long *ipi_rendezvous_counts[MAXCPU]; +#endif + +/* IPI handlers */ +inthand_t + IDTVEC(invltlb), /* TLB shootdowns - global */ + IDTVEC(invlpg), /* TLB shootdowns - 1 page */ + IDTVEC(invlrng), /* TLB shootdowns - page range */ + IDTVEC(invlcache), /* Write back and invalidate cache */ + IDTVEC(ipi_intr_bitmap_handler), /* Bitmap based IPIs */ + IDTVEC(cpustop), /* CPU stops & waits to be restarted */ + IDTVEC(cpususpend), /* CPU suspends & waits to be resumed */ + IDTVEC(rendezvous); /* handle CPU rendezvous */ + +/* functions in x86_mp.c */ +void assign_cpu_ids(void); +void cpu_add(u_int apic_id, char boot_cpu); +void cpustop_handler(void); +void cpususpend_handler(void); +void init_secondary_tail(void); +void invltlb_handler(void); +void invlpg_handler(void); +void invlrng_handler(void); +void invlcache_handler(void); +void init_secondary(void); +void ipi_startup(int apic_id, int vector); +void ipi_all_but_self(u_int ipi); +void ipi_bitmap_handler(struct trapframe frame); +void ipi_cpu(int cpu, u_int ipi); +int ipi_nmi_handler(void); +void ipi_selected(cpuset_t cpus, u_int ipi); +u_int mp_bootaddress(u_int); +void set_interrupt_apic_ids(void); +void smp_cache_flush(void); +void smp_masked_invlpg(cpuset_t mask, vm_offset_t addr); +void smp_masked_invlpg_range(cpuset_t mask, vm_offset_t startva, + vm_offset_t endva); +void smp_masked_invltlb(cpuset_t mask, struct pmap *pmap); +void mem_range_AP_init(void); +void topo_probe(void); +void ipi_send_cpu(int cpu, u_int ipi); + +#endif diff --git a/sys/x86/include/x86_var.h b/sys/x86/include/x86_var.h new file mode 100644 index 000000000000..c34991341f64 --- /dev/null +++ b/sys/x86/include/x86_var.h @@ -0,0 +1,110 @@ +/*- + * Copyright (c) 1995 Bruce D. Evans. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * 3. Neither the name of the author nor the names of contributors + * may be used to endorse or promote products derived from this software + * without specific prior written permission. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * $FreeBSD$ + */ + +#ifndef _X86_X86_VAR_H_ +#define _X86_X86_VAR_H_ + +/* + * Miscellaneous machine-dependent declarations. + */ + +extern long Maxmem; +extern u_int basemem; +extern int busdma_swi_pending; +extern u_int cpu_exthigh; +extern u_int cpu_feature; +extern u_int cpu_feature2; +extern u_int amd_feature; +extern u_int amd_feature2; +extern u_int amd_pminfo; +extern u_int via_feature_rng; +extern u_int via_feature_xcrypt; +extern u_int cpu_clflush_line_size; +extern u_int cpu_stdext_feature; +extern u_int cpu_stdext_feature2; +extern u_int cpu_fxsr; +extern u_int cpu_high; +extern u_int cpu_id; +extern u_int cpu_max_ext_state_size; +extern u_int cpu_mxcsr_mask; +extern u_int cpu_procinfo; +extern u_int cpu_procinfo2; +extern char cpu_vendor[]; +extern u_int cpu_vendor_id; +extern u_int cpu_mon_mwait_flags; +extern u_int cpu_mon_min_size; +extern u_int cpu_mon_max_size; +extern u_int cpu_maxphyaddr; +extern char ctx_switch_xsave[]; +extern u_int hv_high; +extern char hv_vendor[]; +extern char kstack[]; +extern char sigcode[]; +extern int szsigcode; +extern int vm_page_dump_size; +extern int workaround_erratum383; +extern int _udatasel; +extern int _ucodesel; +extern int _ucode32sel; +extern int _ufssel; +extern int _ugssel; +extern int use_xsave; +extern uint64_t xsave_mask; + +struct pcb; +struct thread; +struct reg; +struct fpreg; +struct dbreg; +struct dumperinfo; + +void *alloc_fpusave(int flags); +void busdma_swi(void); +bool cpu_mwait_usable(void); +void cpu_probe_amdc1e(void); +void cpu_setregs(void); +void dump_add_page(vm_paddr_t); +void dump_drop_page(vm_paddr_t); +void identify_cpu(void); +void initializecpu(void); +void initializecpucache(void); +bool intel_fix_cpuid(void); +void fillw(int /*u_short*/ pat, void *base, size_t cnt); +int is_physical_memory(vm_paddr_t addr); +int isa_nmi(int cd); +void panicifcpuunsupported(void); +void pagecopy(void *from, void *to); +void printcpuinfo(void); +int user_dbreg_trap(void); +int minidumpsys(struct dumperinfo *); +struct pcb *get_pcb_td(struct thread *td); + +#endif |