1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
|
/* Copyright 2015 IBM Corp.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
* implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <skiboot.h>
#include <device.h>
#include <console.h>
#include <chip.h>
#include <opal-api.h>
#include <opal-internal.h>
#include <time-utils.h>
#include <time.h>
extern int64_t mambo_get_time(void);
static bool mambo_probe(void)
{
if (!dt_find_by_path(dt_root, "/mambo"))
return false;
return true;
}
static int64_t mambo_rtc_read(uint32_t *ymd, uint64_t *hmsm)
{
int64_t mambo_time;
struct tm t;
time_t mt;
if (!ymd || !hmsm)
return OPAL_PARAMETER;
mambo_time = mambo_get_time();
mt = mambo_time >> 32;
gmtime_r(&mt, &t);
tm_to_datetime(&t, ymd, hmsm);
return OPAL_SUCCESS;
}
static void mambo_rtc_init(void)
{
struct dt_node *np = dt_new(opal_node, "rtc");
dt_add_property_strings(np, "compatible", "ibm,opal-rtc");
opal_register(OPAL_RTC_READ, mambo_rtc_read, 2);
}
static void mambo_platform_init(void)
{
force_dummy_console();
mambo_rtc_init();
}
static int64_t mambo_cec_power_down(uint64_t request __unused)
{
if (chip_quirk(QUIRK_MAMBO_CALLOUTS))
mambo_sim_exit();
return OPAL_UNSUPPORTED;
}
DECLARE_PLATFORM(mambo) = {
.name = "Mambo",
.probe = mambo_probe,
.init = mambo_platform_init,
.cec_power_down = mambo_cec_power_down,
};
|