diff options
Diffstat (limited to 'usr/src/uts/i86pc/sys/xpv_support.h')
| -rw-r--r-- | usr/src/uts/i86pc/sys/xpv_support.h | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/usr/src/uts/i86pc/sys/xpv_support.h b/usr/src/uts/i86pc/sys/xpv_support.h new file mode 100644 index 0000000000..c42551b4f8 --- /dev/null +++ b/usr/src/uts/i86pc/sys/xpv_support.h @@ -0,0 +1,91 @@ +/* + * 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_XPV_SUPPORT_H +#define _SYS_XPV_SUPPORT_H + +#pragma ident "%Z%%M% %I% %E% SMI" + +#ifdef __cplusplus +extern "C" { +#endif + +#define __XEN_INTERFACE_VERSION__ __XEN_LATEST_INTERFACE_VERSION__ + +#if !defined(_ASM) + +#include <sys/types.h> +#include <sys/inttypes.h> +#include <sys/dditypes.h> + +typedef ulong_t mfn_t; +typedef uint64_t maddr_t; +#define mfn_to_ma(mfn) ((maddr_t)(mfn) << MMU_PAGESHIFT) +#define MFN_INVALID (-(mfn_t)1) + +#define IPL_DEBUG 15 /* domain debug interrupt */ +#define IPL_CONS 9 +#define IPL_VIF 6 +#define IPL_VBD 5 +#define IPL_EVTCHN 1 + +#define INVALID_EVTCHN 0 + +typedef uint_t (*ec_handler_fcn_t)(); + +extern int ec_init(dev_info_t *); +extern void ec_fini(); +extern void ec_bind_evtchn_to_handler(int, pri_t, ec_handler_fcn_t, void *); +extern void ec_unbind_evtchn(int); +extern void ec_notify_via_evtchn(uint_t); +extern void hypervisor_mask_event(uint_t); +extern void hypervisor_unmask_event(uint_t); + +extern int xen_bind_interdomain(int, int, int *); +extern int xen_alloc_unbound_evtchn(int, int *); +extern int xen_xlate_errcode(int error); +extern void *xen_alloc_pages(pgcnt_t cnt); +extern void kbm_map_ma(maddr_t ma, uintptr_t va, uint_t level); + +/* + * Stub functions to allow the FE drivers to build without littering them + * with #ifdefs + */ +extern void balloon_drv_added(int64_t); +extern long balloon_free_pages(uint_t, mfn_t *, caddr_t, pfn_t *); +extern void xen_release_pfn(pfn_t, caddr_t); +extern void reassign_pfn(pfn_t, mfn_t); + +extern int xen_is_64bit; + +#define IN_XPV_PANIC() (__lintzero) + +#ifdef __cplusplus +} +#endif + +#endif /* __ASM */ +#endif /* _SYS_XPV_SUPPORT_H */ |