blob: 23dce2b13b60286efec5ad0e78f09140d6a7b736 (
plain) (
blame)
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
|
/*-
* Copyright (c) 2023 Kyle Evans <kevans@FreeBSD.org>
*
* SPDX-License-Identifier: BSD-2-Clause
*
*/
#include <sys/param.h>
#include "stand.h"
static uint32_t loader_features;
#define FEATURE_ENTRY(name, desc) { FEATURE_##name, #name, desc }
static const struct feature_entry {
uint32_t value;
const char *name;
const char *desc;
} feature_map[] = {
FEATURE_ENTRY(EARLY_ACPI, "Loader probes ACPI in early startup"),
};
void
feature_enable(uint32_t mask)
{
loader_features |= mask;
}
bool
feature_name_is_enabled(const char *name)
{
const struct feature_entry *entry;
for (size_t i = 0; i < nitems(feature_map); i++) {
entry = &feature_map[i];
if (strcmp(entry->name, name) == 0)
return ((loader_features & entry->value) != 0);
}
return (false);
}
void
feature_iter(feature_iter_fn *iter_fn, void *cookie)
{
const struct feature_entry *entry;
for (size_t i = 0; i < nitems(feature_map); i++) {
entry = &feature_map[i];
(*iter_fn)(cookie, entry->name, entry->desc,
(loader_features & entry->value) != 0);
}
}
|
