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Tom Rini83d290c2018-05-06 17:58:06 -04001/* SPDX-License-Identifier: GPL-2.0+ */
Joe Hershberger170ab112012-12-11 22:16:24 -06002/*
3 * (C) Copyright 2012
4 * Joe Hershberger, National Instruments, joe.hershberger@ni.com
Joe Hershberger170ab112012-12-11 22:16:24 -06005 */
6
7#ifndef __ENV_CALLBACK_H__
8#define __ENV_CALLBACK_H__
9
Tom Rini03de3052024-05-20 13:35:03 -060010#include <config.h>
Joe Hershberger25980902012-12-11 22:16:31 -060011#include <env_flags.h>
Joe Hershberger170ab112012-12-11 22:16:24 -060012#include <linker_lists.h>
13#include <search.h>
14
15#define ENV_CALLBACK_VAR ".callbacks"
16
17/* Board configs can define additional static callback bindings */
Tom Rini6e7df1d2023-01-10 11:19:45 -050018#ifndef CFG_ENV_CALLBACK_LIST_STATIC
19#define CFG_ENV_CALLBACK_LIST_STATIC
Joe Hershberger170ab112012-12-11 22:16:24 -060020#endif
21
Joe Hershbergere080d542012-12-11 22:16:30 -060022#ifdef CONFIG_SILENT_CONSOLE
23#define SILENT_CALLBACK "silent:silent,"
24#else
25#define SILENT_CALLBACK
26#endif
27
Joe Hershbergerbdf1fe42015-05-20 14:27:20 -050028#ifdef CONFIG_REGEX
29#define ENV_DOT_ESCAPE "\\"
30#else
31#define ENV_DOT_ESCAPE
32#endif
33
Joe Hershbergerfd305632015-05-20 14:27:23 -050034#ifdef CONFIG_CMD_DNS
35#define DNS_CALLBACK "dnsip:dnsip,"
36#else
37#define DNS_CALLBACK
38#endif
39
Heinrich Schuchardtcccc05e2019-09-02 10:10:34 +020040#ifdef CONFIG_NET
Joe Hershbergerfd305632015-05-20 14:27:23 -050041#define NET_CALLBACKS \
42 "bootfile:bootfile," \
43 "ipaddr:ipaddr," \
44 "gatewayip:gatewayip," \
45 "netmask:netmask," \
46 "serverip:serverip," \
47 "nvlan:nvlan," \
48 "vlan:vlan," \
Joe Hershberger6e0d26c2015-05-20 14:27:26 -050049 DNS_CALLBACK \
Joe Hershbergerf7848d92015-06-22 17:57:36 -050050 "eth" ETHADDR_WILDCARD "addr:ethaddr,"
Joe Hershbergerfd305632015-05-20 14:27:23 -050051#else
52#define NET_CALLBACKS
53#endif
54
Viacheslav Mitrofanov1dfa4ef2022-12-02 12:18:00 +030055#ifdef CONFIG_IPV6
56#define NET6_CALLBACKS \
57 "ip6addr:ip6addr," \
58 "serverip6:serverip6," \
59 "gatewayip6:gatewayip6,"
60#else
61#define NET6_CALLBACKS
62#endif
63
Simon Glassd42243f2023-07-12 09:04:35 -060064#ifdef CONFIG_BOOTSTD_FULL
65#define BOOTSTD_CALLBACK \
66 "bootmeths:bootmeths," \
67 "bootargs:bootargs,"
Simon Glassa950d312022-04-24 23:31:08 -060068#else
69#define BOOTSTD_CALLBACK
70#endif
71
Joe Hershberger170ab112012-12-11 22:16:24 -060072/*
73 * This list of callback bindings is static, but may be overridden by defining
74 * a new association in the ".callbacks" environment variable.
75 */
Joe Hershbergerbdf1fe42015-05-20 14:27:20 -050076#define ENV_CALLBACK_LIST_STATIC ENV_DOT_ESCAPE ENV_CALLBACK_VAR ":callbacks," \
77 ENV_DOT_ESCAPE ENV_FLAGS_VAR ":flags," \
Joe Hershberger32057712012-12-11 22:16:27 -060078 "baudrate:baudrate," \
Joe Hershbergerfd305632015-05-20 14:27:23 -050079 NET_CALLBACKS \
Viacheslav Mitrofanov1dfa4ef2022-12-02 12:18:00 +030080 NET6_CALLBACKS \
Simon Glassa950d312022-04-24 23:31:08 -060081 BOOTSTD_CALLBACK \
Joe Hershberger1cf0a8b2012-12-11 22:16:28 -060082 "loadaddr:loadaddr," \
Joe Hershbergere080d542012-12-11 22:16:30 -060083 SILENT_CALLBACK \
Joe Hershberger849d5d92012-12-11 22:16:29 -060084 "stdin:console,stdout:console,stderr:console," \
Sam Protsenkode4e4ed2017-09-01 15:42:03 +030085 "serial#:serialno," \
Tom Rini6e7df1d2023-01-10 11:19:45 -050086 CFG_ENV_CALLBACK_LIST_STATIC
Joe Hershberger170ab112012-12-11 22:16:24 -060087
Rasmus Villemoese13df082020-02-27 13:56:10 +000088#ifndef CONFIG_SPL_BUILD
Simon Glassdd2408c2019-08-02 09:44:18 -060089void env_callback_init(struct env_entry *var_entry);
Rasmus Villemoese13df082020-02-27 13:56:10 +000090#else
91static inline void env_callback_init(struct env_entry *var_entry)
92{
93}
94#endif
Joe Hershberger170ab112012-12-11 22:16:24 -060095
Joe Hershberger170ab112012-12-11 22:16:24 -060096#endif /* __ENV_CALLBACK_H__ */