source: trunk/hal/x86_64/core/hal_remote.c @ 98

Last change on this file since 98 was 98, checked in by max@…, 5 years ago

add the and/or ops

File size: 2.6 KB
Line 
1/*
2 * hal_remote.c - implementation of Generic Remote Access API for TSAR-MIPS32
3 *
4 * Authors : Mohammed Karaoui (2015)
5 *           Alain Greiner    (2016)
6 *
7 * Copyright (c) UPMC Sorbonne Universites
8 *
9 * This file is part of ALMOS-MKH..
10 *
11 * ALMOS-MKH. is free software; you can redistribute it and/or modify it
12 * under the terms of the GNU General Public License as published by
13 * the Free Software Foundation; version 2.0 of the License.
14 *
15 * ALMOS-MKH. is distributed in the hope that it will be useful, but
16 * WITHOUT ANY WARRANTY; without even the implied warranty of
17 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
18 * General Public License for more details.
19 *
20 * You should have received a copy of the GNU General Public License
21 * along with ALMOS-MKH.; if not, write to the Free Software Foundation,
22 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
23 */
24
25#include <hal_types.h>
26#include <hal_internal.h>
27
28void hal_remote_sb( xptr_t   xp,
29                    uint8_t  data )
30{
31        *(uint8_t *)xp = data;
32}
33
34void hal_remote_sw( xptr_t    xp,
35                    uint32_t  data )
36{
37        *(uint32_t *)xp = data;
38}
39
40void hal_remote_swd( xptr_t    xp,
41                     uint64_t  data )
42{
43        *(uint64_t *)xp = data;
44}
45
46void hal_remote_spt( xptr_t      xp,
47                     void *      pt )
48{
49        hal_remote_swd( xp , (uint64_t)pt );
50}
51
52uint8_t hal_remote_lb( xptr_t  xp )
53{
54        return *(uint8_t *)xp;
55}
56
57uint32_t hal_remote_lw( xptr_t  xp )
58{
59        return *(uint32_t *)xp;
60}
61
62uint64_t hal_remote_lwd( xptr_t  xp )
63{
64        return *(uint64_t *)xp;
65}
66
67void *hal_remote_lpt( xptr_t    xp )
68{
69        return (void *)hal_remote_lwd( xp );
70}
71
72bool_t hal_remote_atomic_cas( xptr_t    xp,
73                              uint32_t  old,
74                              uint32_t  new )
75{
76        return (atomic_cas_32((volatile uint32_t *)xp, old, new) == old);
77}
78
79uint32_t hal_remote_atomic_add( xptr_t   xp, 
80                                uint32_t incr ) // XXX define as signed
81{
82        return atomic_add_32((volatile uint32_t *)xp, incr);
83}
84
85uint32_t hal_remote_atomic_and( xptr_t   xp, 
86                                uint32_t mask )
87{
88        return atomic_and_32((volatile uint32_t *)xp, mask);
89}
90
91uint32_t hal_remote_atomic_or( xptr_t   xp, 
92                               uint32_t mask )
93{
94        return atomic_or_32((volatile uint32_t *)xp, mask);
95}
96
97error_t hal_remote_atomic_try_add( xptr_t     xp,
98                                   uint32_t   incr,
99                                   uint32_t * old )
100{
101        x86_panic((char *)__func__);
102        return 0;
103}
104
105void hal_remote_memcpy( xptr_t   dst,
106                        xptr_t   src,
107                        uint32_t size )
108{
109        x86_panic((char *)__func__);
110}
111
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