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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
Joe Hershberger25980902012-12-11 22:16:31 -060010#include <env_flags.h>
Joe Hershberger170ab112012-12-11 22:16:24 -060011#include <linker_lists.h>
12#include <search.h>
13
14#define ENV_CALLBACK_VAR ".callbacks"
15
16/* Board configs can define additional static callback bindings */
17#ifndef CONFIG_ENV_CALLBACK_LIST_STATIC
18#define CONFIG_ENV_CALLBACK_LIST_STATIC
19#endif
20
Joe Hershbergere080d542012-12-11 22:16:30 -060021#ifdef CONFIG_SILENT_CONSOLE
22#define SILENT_CALLBACK "silent:silent,"
23#else
24#define SILENT_CALLBACK
25#endif
26
Joe Hershbergerbdf1fe42015-05-20 14:27:20 -050027#ifdef CONFIG_REGEX
28#define ENV_DOT_ESCAPE "\\"
29#else
30#define ENV_DOT_ESCAPE
31#endif
32
Joe Hershbergerfd305632015-05-20 14:27:23 -050033#ifdef CONFIG_CMD_DNS
34#define DNS_CALLBACK "dnsip:dnsip,"
35#else
36#define DNS_CALLBACK
37#endif
38
Heinrich Schuchardtcccc05e2019-09-02 10:10:34 +020039#ifdef CONFIG_NET
Joe Hershbergerfd305632015-05-20 14:27:23 -050040#define NET_CALLBACKS \
41 "bootfile:bootfile," \
42 "ipaddr:ipaddr," \
43 "gatewayip:gatewayip," \
44 "netmask:netmask," \
45 "serverip:serverip," \
46 "nvlan:nvlan," \
47 "vlan:vlan," \
Joe Hershberger6e0d26c2015-05-20 14:27:26 -050048 DNS_CALLBACK \
Joe Hershbergerf7848d92015-06-22 17:57:36 -050049 "eth" ETHADDR_WILDCARD "addr:ethaddr,"
Joe Hershbergerfd305632015-05-20 14:27:23 -050050#else
51#define NET_CALLBACKS
52#endif
53
Viacheslav Mitrofanov1dfa4ef2022-12-02 12:18:00 +030054#ifdef CONFIG_IPV6
55#define NET6_CALLBACKS \
56 "ip6addr:ip6addr," \
57 "serverip6:serverip6," \
58 "gatewayip6:gatewayip6,"
59#else
60#define NET6_CALLBACKS
61#endif
62
Simon Glassa950d312022-04-24 23:31:08 -060063#ifdef CONFIG_BOOTSTD
64#define BOOTSTD_CALLBACK "bootmeths:bootmeths,"
65#else
66#define BOOTSTD_CALLBACK
67#endif
68
Joe Hershberger170ab112012-12-11 22:16:24 -060069/*
70 * This list of callback bindings is static, but may be overridden by defining
71 * a new association in the ".callbacks" environment variable.
72 */
Joe Hershbergerbdf1fe42015-05-20 14:27:20 -050073#define ENV_CALLBACK_LIST_STATIC ENV_DOT_ESCAPE ENV_CALLBACK_VAR ":callbacks," \
74 ENV_DOT_ESCAPE ENV_FLAGS_VAR ":flags," \
Joe Hershberger32057712012-12-11 22:16:27 -060075 "baudrate:baudrate," \
Joe Hershbergerfd305632015-05-20 14:27:23 -050076 NET_CALLBACKS \
Viacheslav Mitrofanov1dfa4ef2022-12-02 12:18:00 +030077 NET6_CALLBACKS \
Simon Glassa950d312022-04-24 23:31:08 -060078 BOOTSTD_CALLBACK \
Joe Hershberger1cf0a8b2012-12-11 22:16:28 -060079 "loadaddr:loadaddr," \
Joe Hershbergere080d542012-12-11 22:16:30 -060080 SILENT_CALLBACK \
Joe Hershberger849d5d92012-12-11 22:16:29 -060081 "stdin:console,stdout:console,stderr:console," \
Sam Protsenkode4e4ed2017-09-01 15:42:03 +030082 "serial#:serialno," \
Joe Hershberger170ab112012-12-11 22:16:24 -060083 CONFIG_ENV_CALLBACK_LIST_STATIC
84
Rasmus Villemoese13df082020-02-27 13:56:10 +000085#ifndef CONFIG_SPL_BUILD
Simon Glassdd2408c2019-08-02 09:44:18 -060086void env_callback_init(struct env_entry *var_entry);
Rasmus Villemoese13df082020-02-27 13:56:10 +000087#else
88static inline void env_callback_init(struct env_entry *var_entry)
89{
90}
91#endif
Joe Hershberger170ab112012-12-11 22:16:24 -060092
Joe Hershberger170ab112012-12-11 22:16:24 -060093#endif /* __ENV_CALLBACK_H__ */