1
2
3
4
5
6
7
8#include <common.h>
9#include <bootstage.h>
10#include <dm.h>
11#include <env.h>
12#include <miiphy.h>
13#include <net.h>
14#include "eth_internal.h"
15
16int eth_env_get_enetaddr_by_index(const char *base_name, int index,
17 uchar *enetaddr)
18{
19 char enetvar[32];
20 sprintf(enetvar, index ? "%s%daddr" : "%saddr", base_name, index);
21 return eth_env_get_enetaddr(enetvar, enetaddr);
22}
23
24int eth_env_set_enetaddr_by_index(const char *base_name, int index,
25 uchar *enetaddr)
26{
27 char enetvar[32];
28 sprintf(enetvar, index ? "%s%daddr" : "%saddr", base_name, index);
29 return eth_env_set_enetaddr(enetvar, enetaddr);
30}
31
32void eth_common_init(void)
33{
34 bootstage_mark(BOOTSTAGE_ID_NET_ETH_START);
35#if CONFIG_IS_ENABLED(ETH)
36#if defined(CONFIG_MII) || defined(CONFIG_CMD_MII) || defined(CONFIG_PHYLIB)
37 miiphy_init();
38#endif
39
40#ifdef CONFIG_PHYLIB
41 phy_init();
42#endif
43#endif
44}
45
46int eth_mac_skip(int index)
47{
48 char enetvar[15];
49 char *skip_state;
50
51 sprintf(enetvar, index ? "eth%dmacskip" : "ethmacskip", index);
52 skip_state = env_get(enetvar);
53 return skip_state != NULL;
54}
55
56void eth_current_changed(void)
57{
58 char *act = env_get("ethact");
59 char *ethrotate;
60
61
62
63
64
65
66 ethrotate = env_get("ethrotate");
67 if ((ethrotate != NULL) && (strcmp(ethrotate, "no") == 0))
68 return;
69
70
71 if (eth_get_dev()) {
72 if (act == NULL || strcmp(act, eth_get_name()) != 0)
73 env_set("ethact", eth_get_name());
74 }
75
76
77
78
79 else if (act != NULL)
80 env_set("ethact", NULL);
81}
82
83void eth_try_another(int first_restart)
84{
85 static void *first_failed;
86 char *ethrotate;
87
88
89
90
91
92 ethrotate = env_get("ethrotate");
93 if ((ethrotate != NULL) && (strcmp(ethrotate, "no") == 0))
94 return;
95
96 if (!eth_get_dev())
97 return;
98
99 if (first_restart)
100 first_failed = eth_get_dev();
101
102 eth_set_current_to_next();
103
104 eth_current_changed();
105
106 if (first_failed == eth_get_dev())
107 net_restart_wrap = 1;
108}
109
110void eth_set_current(void)
111{
112 static char *act;
113 static int env_changed_id;
114 int env_id;
115
116 env_id = env_get_id();
117 if ((act == NULL) || (env_changed_id != env_id)) {
118 act = env_get("ethact");
119 env_changed_id = env_id;
120 }
121
122 if (act == NULL) {
123 char *ethprime = env_get("ethprime");
124 void *dev = NULL;
125
126 if (ethprime)
127 dev = eth_get_dev_by_name(ethprime);
128 if (dev)
129 eth_set_dev(dev);
130 else
131 eth_set_dev(NULL);
132 } else {
133 eth_set_dev(eth_get_dev_by_name(act));
134 }
135
136 eth_current_changed();
137}
138
139const char *eth_get_name(void)
140{
141 return eth_get_dev() ? eth_get_dev()->name : "unknown";
142}
143