Subversion Repositories HelenOS

Rev

Rev 2089 | Go to most recent revision | Details | Compare with Previous | Last modification | View Log | RSS feed

Rev Author Line No. Line
1178 jermar 1
/*
2071 jermar 2
 * Copyright (c) 2006 Jakub Jermar
1178 jermar 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
 *
9
 * - Redistributions of source code must retain the above copyright
10
 *   notice, this list of conditions and the following disclaimer.
11
 * - 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
 * - 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
 
1888 jermar 29
/** @addtogroup genericddi
1702 cejka 30
 * @{
31
 */
32
/** @file
33
 */
34
 
1888 jermar 35
#ifndef KERN_DDI_H_
36
#define KERN_DDI_H_
1178 jermar 37
 
38
#include <ddi/ddi_arg.h>
39
#include <arch/types.h>
2089 decky 40
#include <proc/task.h>
1178 jermar 41
 
2015 jermar 42
/** Structure representing contiguous physical memory area. */
43
typedef struct {
44
    uintptr_t pbase;    /**< Physical base of the area. */
45
    uintptr_t vbase;    /**< Virtual base of the area. */
46
    count_t frames;     /**< Number of frames in the area. */
47
    bool cacheable;     /**< Cacheability. */
48
} parea_t;
49
 
50
extern void ddi_init(void);
51
extern void ddi_parea_register(parea_t *parea);
52
 
53
extern unative_t sys_physmem_map(unative_t phys_base, unative_t virt_base,
54
    unative_t pages, unative_t flags);
1780 jermar 55
extern unative_t sys_iospace_enable(ddi_ioarg_t *uspace_io_arg);
56
extern unative_t sys_preempt_control(int enable);
1178 jermar 57
 
1191 jermar 58
/*
59
 * Interface to be implemented by all architectures.
60
 */
1780 jermar 61
extern int ddi_iospace_enable_arch(task_t *task, uintptr_t ioaddr, size_t size);
1191 jermar 62
 
1178 jermar 63
#endif
1702 cejka 64
 
1888 jermar 65
/** @}
1702 cejka 66
 */