Now available: The Design and Implementation of the FreeBSD Operating System (Second Edition)
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FreeBSD/Linux Kernel Cross Reference
sys/i386/include/xen/xenfunc.h
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1 /* 2 * 3 * Copyright (c) 2004,2005 Kip Macy 4 * All rights reserved. 5 * 6 * Redistribution and use in source and binary forms, with or without 7 * modification, are permitted provided that the following conditions 8 * are met: 9 * 1. Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * 2. Redistributions in binary form must reproduce the above copyright 12 * notice, this list of conditions and the following disclaimer in the 13 * documentation and/or other materials provided with the distribution. 14 * 4. The name of the author may not be used to endorse or promote products 15 * derived from this software without specific prior written permission. 16 * 17 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 18 * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 19 * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 20 * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 21 * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 22 * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 26 * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 27 * 28 * $FreeBSD: releng/8.0/sys/i386/include/xen/xenfunc.h 186557 2008-12-29 06:31:03Z kmacy $ 29 */ 30 31 32 #ifndef _XEN_XENFUNC_H_ 33 #define _XEN_XENFUNC_H_ 34 35 #include <machine/xen/xen-os.h> 36 #include <xen/hypervisor.h> 37 #include <machine/xen/xenpmap.h> 38 #include <machine/segments.h> 39 #include <sys/pcpu.h> 40 #define BKPT __asm__("int3"); 41 #define XPQ_CALL_DEPTH 5 42 #define XPQ_CALL_COUNT 2 43 #define PG_PRIV PG_AVAIL3 44 typedef struct { 45 unsigned long pt_ref; 46 unsigned long pt_eip[XPQ_CALL_COUNT][XPQ_CALL_DEPTH]; 47 } pteinfo_t; 48 49 extern pteinfo_t *pteinfo_list; 50 #ifdef XENDEBUG_LOW 51 #define __PRINTK(x) printk x 52 #else 53 #define __PRINTK(x) 54 #endif 55 56 char *xen_setbootenv(char *cmd_line); 57 58 int xen_boothowto(char *envp); 59 60 void _xen_machphys_update(vm_paddr_t, vm_paddr_t, char *file, int line); 61 62 #ifdef INVARIANTS 63 #define xen_machphys_update(a, b) _xen_machphys_update((a), (b), __FILE__, __LINE__) 64 #else 65 #define xen_machphys_update(a, b) _xen_machphys_update((a), (b), NULL, 0) 66 #endif 67 68 void xen_update_descriptor(union descriptor *, union descriptor *); 69 70 extern struct mtx balloon_lock; 71 #if 0 72 #define balloon_lock(__flags) mtx_lock_irqsave(&balloon_lock, __flags) 73 #define balloon_unlock(__flags) mtx_unlock_irqrestore(&balloon_lock, __flags) 74 #else 75 #define balloon_lock(__flags) __flags = 1 76 #define balloon_unlock(__flags) __flags = 0 77 #endif 78 79 80 81 #endif /* _XEN_XENFUNC_H_ */
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