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xenio.h revision 1.2.2.2
      1  1.2.2.1    tron /*	$NetBSD: xenio.h,v 1.2.2.2 2005/09/14 22:21:48 tron Exp $	*/
      2      1.1      cl 
      3      1.2  bouyer /******************************************************************************
      4      1.2  bouyer  * privcmd.h
      5      1.2  bouyer  *
      6      1.2  bouyer  * Copyright (c) 2003-2004, K A Fraser
      7      1.2  bouyer  *
      8      1.2  bouyer  * This file may be distributed separately from the Linux kernel, or
      9      1.2  bouyer  * incorporated into other software packages, subject to the following license:
     10      1.2  bouyer  *
     11      1.1      cl  * Permission is hereby granted, free of charge, to any person obtaining a copy
     12      1.2  bouyer  * of this source file (the "Software"), to deal in the Software without
     13      1.2  bouyer  * restriction, including without limitation the rights to use, copy, modify,
     14      1.2  bouyer  * merge, publish, distribute, sublicense, and/or sell copies of the Software,
     15      1.2  bouyer  * and to permit persons to whom the Software is furnished to do so, subject to
     16      1.2  bouyer  * the following conditions:
     17      1.1      cl  *
     18      1.1      cl  * The above copyright notice and this permission notice shall be included in
     19      1.1      cl  * all copies or substantial portions of the Software.
     20      1.1      cl  *
     21      1.2  bouyer  * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
     22      1.2  bouyer  * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
     23      1.2  bouyer  * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
     24      1.2  bouyer  * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
     25      1.2  bouyer  * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
     26      1.2  bouyer  * FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
     27      1.2  bouyer  * IN THE SOFTWARE.
     28      1.1      cl  */
     29      1.1      cl 
     30      1.2  bouyer #ifndef __PRIVCMD_H__
     31      1.2  bouyer #define __PRIVCMD_H__
     32      1.1      cl 
     33      1.2  bouyer /* Interface to /proc/xen/privcmd */
     34      1.1      cl 
     35      1.2  bouyer typedef struct privcmd_hypercall
     36      1.2  bouyer {
     37      1.2  bouyer     unsigned long op;
     38      1.2  bouyer     unsigned long arg[5];
     39      1.1      cl } privcmd_hypercall_t;
     40      1.1      cl 
     41      1.2  bouyer typedef struct privcmd_mmap_entry {
     42      1.2  bouyer     unsigned long va;
     43      1.2  bouyer     unsigned long mfn;
     44      1.2  bouyer     unsigned long npages;
     45      1.2  bouyer } privcmd_mmap_entry_t;
     46      1.2  bouyer 
     47      1.2  bouyer typedef struct privcmd_mmap {
     48      1.2  bouyer     int num;
     49      1.2  bouyer     domid_t dom; /* target domain */
     50      1.2  bouyer     privcmd_mmap_entry_t *entry;
     51      1.2  bouyer } privcmd_mmap_t;
     52      1.2  bouyer 
     53      1.2  bouyer typedef struct privcmd_mmapbatch {
     54      1.2  bouyer     int num;     /* number of pages to populate */
     55      1.2  bouyer     domid_t dom; /* target domain */
     56      1.2  bouyer     unsigned long addr;  /* virtual address */
     57      1.2  bouyer     unsigned long *arr; /* array of mfns - top nibble set on err */
     58      1.2  bouyer } privcmd_mmapbatch_t;
     59      1.2  bouyer 
     60      1.2  bouyer typedef struct privcmd_blkmsg
     61      1.2  bouyer {
     62      1.2  bouyer     unsigned long op;
     63      1.2  bouyer     void         *buf;
     64      1.2  bouyer     int           buf_size;
     65      1.1      cl } privcmd_blkmsg_t;
     66      1.1      cl 
     67      1.2  bouyer /*
     68      1.2  bouyer  * @cmd: IOCTL_PRIVCMD_HYPERCALL
     69      1.2  bouyer  * @arg: &privcmd_hypercall_t
     70      1.2  bouyer  * Return: Value returned from execution of the specified hypercall.
     71      1.2  bouyer  */
     72      1.2  bouyer #define IOCTL_PRIVCMD_HYPERCALL         \
     73      1.2  bouyer     _IOWR('P', 0, privcmd_hypercall_t)
     74      1.2  bouyer 
     75  1.2.2.1    tron #if defined(_KERNEL)
     76  1.2.2.1    tron /* compat */
     77  1.2.2.1    tron #define IOCTL_PRIVCMD_INITDOMAIN_EVTCHN_OLD \
     78      1.2  bouyer     _IO('P', 1)
     79  1.2.2.1    tron #endif /* defined(_KERNEL) */
     80      1.2  bouyer 
     81      1.2  bouyer #define IOCTL_PRIVCMD_MMAP             \
     82      1.2  bouyer     _IOW('P', 2, privcmd_mmap_t)
     83      1.2  bouyer #define IOCTL_PRIVCMD_MMAPBATCH        \
     84      1.2  bouyer     _IOW('P', 3, privcmd_mmapbatch_t)
     85      1.2  bouyer #define IOCTL_PRIVCMD_GET_MACH2PHYS_START_MFN \
     86  1.2.2.2    tron     _IOR('P', 4, unsigned long)
     87      1.2  bouyer 
     88  1.2.2.1    tron /*
     89  1.2.2.1    tron  * @cmd: IOCTL_PRIVCMD_INITDOMAIN_EVTCHN
     90  1.2.2.1    tron  * @arg: n/a
     91  1.2.2.1    tron  * Return: Port associated with domain-controller end of control event channel
     92  1.2.2.1    tron  *         for the initial domain.
     93  1.2.2.1    tron  */
     94  1.2.2.1    tron #define IOCTL_PRIVCMD_INITDOMAIN_EVTCHN \
     95  1.2.2.1    tron     _IOR('P', 5, int)
     96  1.2.2.1    tron 
     97      1.2  bouyer /* Interface to /dev/xenevt */
     98      1.2  bouyer /* EVTCHN_RESET: Clear and reinit the event buffer. Clear error condition. */
     99      1.2  bouyer #define EVTCHN_RESET  _IO('E', 1)
    100      1.2  bouyer /* EVTCHN_BIND: Bind to the specified event-channel port. */
    101      1.2  bouyer #define EVTCHN_BIND   _IOW('E', 2, unsigned long)
    102      1.2  bouyer /* EVTCHN_UNBIND: Unbind from the specified event-channel port. */
    103      1.2  bouyer #define EVTCHN_UNBIND _IOW('E', 3, unsigned long)
    104      1.1      cl 
    105      1.2  bouyer #endif /* __PRIVCMD_H__ */
    106