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/*
* 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.
*/
/*
*
* 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
#pragma ident "%Z%%M% %I% %E% SMI"
#ifdef __cplusplus
extern "C" {
#endif
#include <sys/xpv_impl.h>
#include <sys/xen_errno.h>
#if !defined(_ASM)
#include <sys/processor.h>
#include <sys/cpuvar.h>
#include <sys/xen_mmu.h>
#include <sys/systm.h>
#include <xen/public/callback.h>
#include <xen/public/event_channel.h>
#include <xen/public/grant_table.h>
#include <xen/public/io/blkif.h>
#include <xen/public/io/xenbus.h>
#include <xen/public/memory.h>
#include <xen/public/nmi.h>
#include <xen/public/physdev.h>
#include <xen/public/sched.h>
#include <xen/public/sysctl.h>
#include <xen/public/platform.h>
#include <xen/public/vcpu.h>
#include <xen/public/version.h>
#include <xen/public/acm_ops.h>
#include <xen/public/hvm/params.h>
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 xen_version(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);
/*
* 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);
/*
* A quick way to ask if we're DOM0 or not ..
*/
#define DOMAIN_IS_INITDOMAIN(info) \
(((info)->flags & SIF_INITDOMAIN) == SIF_INITDOMAIN)
#define DOMAIN_IS_PRIVILEGED(info) \
(((info)->flags & SIF_PRIVILEGED) == SIF_PRIVILEGED)
/*
* 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_acm_op(int cmd, void *);
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 *);
extern long HYPERVISOR_sysctl(xen_sysctl_t *);
extern long HYPERVISOR_domctl(xen_domctl_t *domctl);
/* *** __HYPERVISOR_kexec_op *** NOT IMPLEMENTED */
/*
* 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 */
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