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| 1 | /* |
1 | /* |
| 2 | * Copyright (C) 2006 Jakub Jermar |
2 | * Copyright (C) 2006 Jakub Jermar |
| 3 | * All rights reserved. |
3 | * All rights reserved. |
| 4 | * |
4 | * |
| 5 | * Redistribution and use in source and binary forms, with or without |
5 | * Redistribution and use in source and binary forms, with or without |
| 6 | * modification, are permitted provided that the following conditions |
6 | * modification, are permitted provided that the following conditions |
| 7 | * are met: |
7 | * are met: |
| 8 | * |
8 | * |
| 9 | * - Redistributions of source code must retain the above copyright |
9 | * - Redistributions of source code must retain the above copyright |
| 10 | * notice, this list of conditions and the following disclaimer. |
10 | * notice, this list of conditions and the following disclaimer. |
| 11 | * - Redistributions in binary form must reproduce the above copyright |
11 | * - Redistributions in binary form must reproduce the above copyright |
| 12 | * notice, this list of conditions and the following disclaimer in the |
12 | * notice, this list of conditions and the following disclaimer in the |
| 13 | * documentation and/or other materials provided with the distribution. |
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 |
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. |
15 | * derived from this software without specific prior written permission. |
| 16 | * |
16 | * |
| 17 | * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR |
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 |
18 | * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES |
| 19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
19 | * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. |
| 20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
20 | * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, |
| 21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
21 | * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT |
| 22 | * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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 |
23 | * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| 24 | * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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 |
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. |
26 | * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| - | 27 | */ |
|
| - | 28 | ||
| - | 29 | /** @addtogroup libc |
|
| - | 30 | * @{ |
|
| - | 31 | */ |
|
| - | 32 | /** @file |
|
| 27 | */ |
33 | */ |
| 28 | 34 | ||
| 29 | #include <ddi.h> |
35 | #include <ddi.h> |
| 30 | #include <libc.h> |
36 | #include <libc.h> |
| 31 | #include <task.h> |
37 | #include <task.h> |
| 32 | #include <kernel/ddi/ddi_arg.h> |
38 | #include <kernel/ddi/ddi_arg.h> |
| 33 | 39 | ||
| 34 | /** Map piece of physical memory to task. |
40 | /** Map piece of physical memory to task. |
| 35 | * |
41 | * |
| 36 | * Caller of this function must have the CAP_MEM_MANAGER capability. |
42 | * Caller of this function must have the CAP_MEM_MANAGER capability. |
| 37 | * |
43 | * |
| 38 | * @param id Task ID. |
- | |
| 39 | * @param pf Physical address of the starting frame. |
44 | * @param pf Physical address of the starting frame. |
| 40 | * @param vp Virtual address of the sterting page. |
45 | * @param vp Virtual address of the sterting page. |
| 41 | * @param pages Number of pages to map. |
46 | * @param pages Number of pages to map. |
| 42 | * @param flags Flags for the new address space area. |
47 | * @param flags Flags for the new address space area. |
| 43 | * |
48 | * |
| 44 | * @return 0 on success, EPERM if the caller lacks the CAP_MEM_MANAGER capability, |
49 | * @return 0 on success, EPERM if the caller lacks the CAP_MEM_MANAGER capability, |
| 45 | * ENOENT if there is no task with specified ID and ENOMEM if there |
50 | * ENOENT if there is no task with specified ID and ENOMEM if there |
| 46 | * was some problem in creating address space area. |
51 | * was some problem in creating address space area. |
| 47 | */ |
52 | */ |
| 48 | int map_physmem(void *pf, void *vp, unsigned long pages, int flags) |
53 | int map_physmem(void *pf, void *vp, unsigned long pages, int flags) |
| 49 | { |
54 | { |
| 50 | return __SYSCALL4(SYS_MAP_PHYSMEM, (sysarg_t) pf, (sysarg_t)vp, pages, flags); |
55 | return __SYSCALL4(SYS_MAP_PHYSMEM, (sysarg_t) pf, (sysarg_t)vp, pages, flags); |
| 51 | } |
56 | } |
| 52 | 57 | ||
| 53 | /** Enable I/O space range to task. |
58 | /** Enable I/O space range to task. |
| 54 | * |
59 | * |
| 55 | * Caller of this function must have the IO_MEM_MANAGER capability. |
60 | * Caller of this function must have the IO_MEM_MANAGER capability. |
| 56 | * |
61 | * |
| 57 | * @param id Task ID. |
62 | * @param id Task ID. |
| 58 | * @param ioaddr Starting address of the I/O range. |
63 | * @param ioaddr Starting address of the I/O range. |
| 59 | * @param size Size of the range. |
64 | * @param size Size of the range. |
| 60 | * |
65 | * |
| 61 | * @return 0 on success, EPERM if the caller lacks the CAP_IO_MANAGER capability, |
66 | * @return 0 on success, EPERM if the caller lacks the CAP_IO_MANAGER capability, |
| 62 | * ENOENT if there is no task with specified ID and ENOMEM if there |
67 | * ENOENT if there is no task with specified ID and ENOMEM if there |
| 63 | * was some problem in allocating memory. |
68 | * was some problem in allocating memory. |
| 64 | */ |
69 | */ |
| 65 | int iospace_enable(task_id_t id, void *ioaddr, unsigned long size) |
70 | int iospace_enable(task_id_t id, void *ioaddr, unsigned long size) |
| 66 | { |
71 | { |
| 67 | task_id_t task_id; |
72 | task_id_t task_id; |
| 68 | ddi_ioarg_t arg; |
73 | ddi_ioarg_t arg; |
| 69 | 74 | ||
| 70 | arg.task_id = id; |
75 | arg.task_id = id; |
| 71 | arg.ioaddr = ioaddr; |
76 | arg.ioaddr = ioaddr; |
| 72 | arg.size = size; |
77 | arg.size = size; |
| 73 | 78 | ||
| 74 | return __SYSCALL1(SYS_IOSPACE_ENABLE, (sysarg_t) &arg); |
79 | return __SYSCALL1(SYS_IOSPACE_ENABLE, (sysarg_t) &arg); |
| 75 | } |
80 | } |
| 76 | 81 | ||
| 77 | /** Interrupt control |
82 | /** Interrupt control |
| 78 | * |
83 | * |
| 79 | * @param enable 1 - enable interrupts, 0 - disable interrupts |
84 | * @param enable 1 - enable interrupts, 0 - disable interrupts |
| 80 | */ |
85 | */ |
| 81 | int preemption_control(int enable) |
86 | int preemption_control(int enable) |
| 82 | { |
87 | { |
| 83 | return __SYSCALL1(SYS_PREEMPT_CONTROL, (sysarg_t) enable); |
88 | return __SYSCALL1(SYS_PREEMPT_CONTROL, (sysarg_t) enable); |
| 84 | } |
89 | } |
| - | 90 | ||
| - | 91 | ||
| - | 92 | /** @} |
|
| - | 93 | */ |
|
| - | 94 | ||
| - | 95 | ||
| 85 | 96 | ||