include/env_callback.h

   1 /* SPDX-License-Identifier: GPL-2.0+ */
   2 /*
   3  * (C) Copyright 2012
   4  * Joe Hershberger, National Instruments, joe.hershberger@ni.com
   5  */
   6
   7 #ifndef __ENV_CALLBACK_H__
   8 #define __ENV_CALLBACK_H__
   9
  10 #include <config.h>
  11 #include <env_flags.h>
  12 #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 */
  18 #ifndef CFG_ENV_CALLBACK_LIST_STATIC
  19 #define CFG_ENV_CALLBACK_LIST_STATIC
  20 #endif
  21
  22 #ifdef CONFIG_SILENT_CONSOLE
  23 #define SILENT_CALLBACK "silent:silent,"
  24 #else
  25 #define SILENT_CALLBACK
  26 #endif
  27
  28 #ifdef CONFIG_REGEX
  29 #define ENV_DOT_ESCAPE "\\"
  30 #else
  31 #define ENV_DOT_ESCAPE
  32 #endif
  33
  34 #ifdef CONFIG_CMD_DNS
  35 #define DNS_CALLBACK "dnsip:dnsip,"
  36 #else
  37 #define DNS_CALLBACK
  38 #endif
  39
  40 #ifdef CONFIG_NET
  41 #define NET_CALLBACKS \
  42         "bootfile:bootfile," \
  43         "ipaddr:ipaddr," \
  44         "gatewayip:gatewayip," \
  45         "netmask:netmask," \
  46         "serverip:serverip," \
  47         "nvlan:nvlan," \
  48         "vlan:vlan," \
  49         DNS_CALLBACK \
  50         "eth" ETHADDR_WILDCARD "addr:ethaddr,"
  51 #else
  52 #define NET_CALLBACKS
  53 #endif
  54
  55 #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
  64 #ifdef CONFIG_BOOTSTD_FULL
  65 #define BOOTSTD_CALLBACK \
  66         "bootmeths:bootmeths," \
  67         "bootargs:bootargs,"
  68 #else
  69 #define BOOTSTD_CALLBACK
  70 #endif
  71
  72 #ifdef CONFIG_DFU
  73 #define DFU_CALLBACK "dfu_alt_info:dfu_alt_info,"
  74 #else
  75 #define DFU_CALLBACK
  76 #endif
  77
  78 /*
  79  * This list of callback bindings is static, but may be overridden by defining
  80  * a new association in the ".callbacks" environment variable.
  81  */
  82 #define ENV_CALLBACK_LIST_STATIC ENV_DOT_ESCAPE ENV_CALLBACK_VAR ":callbacks," \
  83         ENV_DOT_ESCAPE ENV_FLAGS_VAR ":flags," \
  84         "baudrate:baudrate," \
  85         NET_CALLBACKS \
  86         NET6_CALLBACKS \
  87         BOOTSTD_CALLBACK \
  88         DFU_CALLBACK \
  89         "loadaddr:loadaddr," \
  90         SILENT_CALLBACK \
  91         "stdin:console,stdout:console,stderr:console," \
  92         "serial#:serialno," \
  93         CFG_ENV_CALLBACK_LIST_STATIC
  94
  95 #ifndef CONFIG_XPL_BUILD
  96 void env_callback_init(struct env_entry *var_entry);
  97 #else
  98 static inline void env_callback_init(struct env_entry *var_entry)
  99 {
 100 }
 101 #endif
 102
 103 #endif /* __ENV_CALLBACK_H__ */