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 * Copyright (c) 2004, 2005 Kip Macy 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright 9 * notice, this list of conditions and the following disclaimer. 10 * 2. Redistributions in binary form must reproduce the above copyright 11 * notice, this list of conditions and the following disclaimer in the 12 * documentation and/or other materials provided with the distribution. 13 * 14 * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 15 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 16 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 17 * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 18 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 19 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 * 26 * $FreeBSD$ 27 */ 28 29 #ifndef _XEN_XENFUNC_H_ 30 #define _XEN_XENFUNC_H_ 31 32 #include <xen/xen-os.h> 33 #include <xen/hypervisor.h> 34 35 #include <vm/pmap.h> 36 37 #include <machine/xen/xenpmap.h> 38 #include <machine/segments.h> 39 40 #include <sys/pcpu.h> 41 #define BKPT __asm__("int3"); 42 #define XPQ_CALL_DEPTH 5 43 #define XPQ_CALL_COUNT 2 44 #define PG_PRIV PG_AVAIL3 45 typedef struct { 46 unsigned long pt_ref; 47 unsigned long pt_eip[XPQ_CALL_COUNT][XPQ_CALL_DEPTH]; 48 } pteinfo_t; 49 50 extern pteinfo_t *pteinfo_list; 51 #ifdef XENDEBUG_LOW 52 #define __PRINTK(x) printk x 53 #else 54 #define __PRINTK(x) 55 #endif 56 57 char *xen_setbootenv(char *cmd_line); 58 59 int xen_boothowto(char *envp); 60 61 void _xen_machphys_update(vm_paddr_t, vm_paddr_t, char *file, int line); 62 63 #ifdef INVARIANTS 64 #define xen_machphys_update(a, b) _xen_machphys_update((a), (b), __FILE__, __LINE__) 65 #else 66 #define xen_machphys_update(a, b) _xen_machphys_update((a), (b), NULL, 0) 67 #endif 68 69 void xen_update_descriptor(union descriptor *, union descriptor *); 70 71 extern struct mtx balloon_lock; 72 #if 0 73 #define balloon_lock(__flags) mtx_lock_irqsave(&balloon_lock, __flags) 74 #define balloon_unlock(__flags) mtx_unlock_irqrestore(&balloon_lock, __flags) 75 #else 76 #define balloon_lock(__flags) __flags = 1 77 #define balloon_unlock(__flags) __flags = 0 78 #endif 79 80 81 82 #endif /* _XEN_XENFUNC_H_ */
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