/* * 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 2009 Sun Microsystems, Inc. All rights reserved. * Use is subject to license terms. */ /* * * Communication to/from hypervisor. * * Copyright (c) 2002-2004, K A Fraser * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this source file (the "Software"), to deal in the Software without * restriction, including without limitation the rights to use, copy, modify, * merge, publish, distribute, sublicense, and/or sell copies of the Software, * and to permit persons to whom the Software is furnished to do so, subject to * the following conditions: * * The above copyright notice and this permission notice shall be included in * all copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS * IN THE SOFTWARE. */ #ifndef _SYS_HYPERVISOR_H #define _SYS_HYPERVISOR_H #ifdef __cplusplus extern "C" { #endif #define xen_mb membar_enter #define xen_wmb membar_producer #ifndef __xpv #include #else #include #endif #include #if !defined(_ASM) #include #include #ifdef __xpv #include #endif #include #include #include #include #include #include #include #include #include #include #include #include #include #include extern shared_info_t *HYPERVISOR_shared_info; extern void *HYPERVISOR_console_page; /* -- move these definitions elsewhere -- */ extern int xen_debug_handler(void *); extern void xen_printf(const char *, ...) __KPRINTFLIKE(1); #pragma rarely_called(xen_printf) extern void xen_callback(void); extern void xen_failsafe_callback(void); extern hrtime_t xpv_gethrtime(void); extern hrtime_t xpv_getsystime(void); extern void xpv_time_suspend(void); extern void xpv_time_resume(void); extern void startup_xen_version(void); extern void startup_xen_mca(void); extern void mach_cpucontext_reset(cpu_t *); extern void mach_cpucontext_restore(cpu_t *); extern void mp_enter_barrier(void); extern void mp_leave_barrier(void); extern cpuset_t cpu_suspend_lost_set; extern int xen_gdt_setprot(cpu_t *, uint_t); extern int xen_ldt_setprot(user_desc_t *, size_t, uint_t); /* -- while you're down there, move these too -- */ typedef struct xen_mc_lcpu_cookie *xen_mc_lcpu_cookie_t; extern xen_mc_lcpu_cookie_t xen_physcpu_next(xen_mc_lcpu_cookie_t); extern const char *xen_physcpu_vendorstr(xen_mc_lcpu_cookie_t); extern int xen_physcpu_family(xen_mc_lcpu_cookie_t); extern int xen_physcpu_model(xen_mc_lcpu_cookie_t); extern int xen_physcpu_stepping(xen_mc_lcpu_cookie_t); extern id_t xen_physcpu_chipid(xen_mc_lcpu_cookie_t); extern id_t xen_physcpu_coreid(xen_mc_lcpu_cookie_t); extern id_t xen_physcpu_strandid(xen_mc_lcpu_cookie_t); extern id_t xen_physcpu_initial_apicid(xen_mc_lcpu_cookie_t); extern boolean_t xen_physcpu_is_cmt(xen_mc_lcpu_cookie_t); extern id_t xen_physcpu_logical_id(xen_mc_lcpu_cookie_t); extern uint64_t xen_physcpu_mcg_cap(xen_mc_lcpu_cookie_t); extern int xen_map_gref(uint_t cmd, gnttab_map_grant_ref_t *mapop, uint_t count, boolean_t uvaddr); /* * Wrappered versions of the hypercalls that diagnose/panic on failure */ extern void xen_set_gdt(ulong_t *, int); extern void xen_set_ldt(user_desc_t *, uint_t); extern void xen_stack_switch(ulong_t, ulong_t); extern long xen_set_trap_table(trap_info_t *); #if defined(__amd64) extern void xen_set_segment_base(int, ulong_t); #endif /* __amd64 */ extern long xen_vcpu_up(processorid_t); extern long xen_vcpu_down(processorid_t); extern void xen_enable_user_iopl(void); extern void xen_disable_user_iopl(void); extern int xen_get_mc_physcpuinfo(xen_mc_logical_cpu_t *, uint_t *); extern uint_t xen_phys_ncpus; extern xen_mc_logical_cpu_t *xen_phys_cpus; extern uint_t xpv_nr_phys_cpus(void); extern pgcnt_t xpv_nr_phys_pages(void); extern uint64_t xpv_cpu_khz(void); /* * A quick way to ask if we're DOM0 or not .. */ #ifndef __xpv #define DOMAIN_IS_INITDOMAIN(info) (__lintzero) #define DOMAIN_IS_PRIVILEGED(info) (__lintzero) #else #define DOMAIN_IS_INITDOMAIN(info) \ (((info)->flags & SIF_INITDOMAIN) == SIF_INITDOMAIN) #define DOMAIN_IS_PRIVILEGED(info) \ (((info)->flags & SIF_PRIVILEGED) == SIF_PRIVILEGED) #endif /* * start of day information passed up from the hypervisor */ extern start_info_t *xen_info; extern long __hypercall0(int); extern long __hypercall1(int, ulong_t); extern long __hypercall2(int, ulong_t, ulong_t); extern long __hypercall3(int, ulong_t, ulong_t, ulong_t); extern long __hypercall4(int, ulong_t, ulong_t, ulong_t, ulong_t); extern long __hypercall5(int, ulong_t, ulong_t, ulong_t, ulong_t, ulong_t); extern int __hypercall0_int(int); extern int __hypercall1_int(int, ulong_t); extern int __hypercall2_int(int, ulong_t, ulong_t); extern int __hypercall3_int(int, ulong_t, ulong_t, ulong_t); extern int __hypercall4_int(int, ulong_t, ulong_t, ulong_t, ulong_t); extern int __hypercall5_int(int, ulong_t, ulong_t, ulong_t, ulong_t, ulong_t); extern long HYPERVISOR_set_trap_table(trap_info_t *); extern int HYPERVISOR_mmu_update(mmu_update_t *, int, int *, domid_t); extern long HYPERVISOR_set_gdt(ulong_t *, int); extern long HYPERVISOR_stack_switch(ulong_t, ulong_t); #if defined(__amd64) extern long HYPERVISOR_set_callbacks(ulong_t, ulong_t, ulong_t); #else extern long HYPERVISOR_set_callbacks(ulong_t, ulong_t, ulong_t, ulong_t); #endif extern long HYPERVISOR_fpu_taskswitch(int); /* *** __HYPERVISOR_sched_op_compat *** OBSOLETED */ extern long HYPERVISOR_platform_op(xen_platform_op_t *); /* *** __HYPERVISOR_set_debugreg *** NOT IMPLEMENTED */ /* *** __HYPERVISOR_get_debugreg *** NOT IMPLEMENTED */ extern long HYPERVISOR_update_descriptor(maddr_t, uint64_t); extern long HYPERVISOR_memory_op(int, void *); extern long HYPERVISOR_multicall(void *, uint_t); extern int HYPERVISOR_update_va_mapping(ulong_t, uint64_t, ulong_t); extern long HYPERVISOR_set_timer_op(uint64_t); /* *** __HYPERVISOR_event_channel_op_compat *** OBSOLETED */ extern long HYPERVISOR_xen_version(int, void *); extern long HYPERVISOR_console_io(int, int, char *); /* *** __HYPERVISOR_physdev_op_compat *** OBSOLETED */ extern long HYPERVISOR_grant_table_op(unsigned int, void *, unsigned int); extern long HYPERVISOR_vm_assist(unsigned int, unsigned int); extern int HYPERVISOR_update_va_mapping_otherdomain(ulong_t, uint64_t, ulong_t, domid_t); /* *** __HYPERVISOR_iret *** IN i86xpv/sys/machprivregs.h */ extern long HYPERVISOR_vcpu_op(int, int, void *); #if defined(__amd64) extern long HYPERVISOR_set_segment_base(int, ulong_t); #endif /* __amd64 */ extern int HYPERVISOR_mmuext_op(struct mmuext_op *, int, uint_t *, domid_t); extern long HYPERVISOR_nmi_op(int cmd, void *); extern long HYPERVISOR_sched_op(int, void *); extern long HYPERVISOR_callback_op(int, void *); /* *** __HYPERVISOR_xenoprof_op *** NOT IMPLEMENTED */ extern long HYPERVISOR_event_channel_op(int, void *); /* does return long */ extern long HYPERVISOR_physdev_op(int, void *); extern long HYPERVISOR_hvm_op(int cmd, void *); /* *** __HYPERVISOR_kexec_op *** NOT IMPLEMENTED */ extern long HYPERVISOR_mca(uint32_t, xen_mc_arg_t *); /* * HYPERCALL HELPER ROUTINES * These don't have their own unique hypercalls. */ extern long HYPERVISOR_yield(void); extern long HYPERVISOR_block(void); extern long HYPERVISOR_shutdown(uint_t); extern long HYPERVISOR_poll(evtchn_port_t *, uint_t, uint64_t); extern long HYPERVISOR_suspend(ulong_t); #endif /* !_ASM */ #ifdef __cplusplus } #endif #endif /* _SYS_HYPERVISOR_H */