cmd: env: extend "env [set|print] -e" to manage UEFI variables

[oweals/u-boot.git] / cmd / nvedit.c

diff --git a/cmd/nvedit.c b/cmd/nvedit.c
index 1cb0bc1460b951c146078d007cd8a4d62db30e53..99a3bc57b15feeb74c6f6d3cf41e1204b078831b 100644 (file)
--- a/cmd/nvedit.c
+++ b/cmd/nvedit.c
@@ -1387,7 +1387,7 @@ static char env_help_text[] =
 #endif
        "env print [-a | name ...] - print environment\n"
 #if defined(CONFIG_CMD_NVEDIT_EFI)
-       "env print -e [name ...] - print UEFI environment\n"
+       "env print -e [-guid guid|-all][-n] [name ...] - print UEFI environment\n"
 #endif
 #if defined(CONFIG_CMD_RUN)
        "env run var [...] - run commands in an environment variable\n"
@@ -1399,7 +1399,8 @@ static char env_help_text[] =
 #endif
 #endif
 #if defined(CONFIG_CMD_NVEDIT_EFI)
-       "env set -e name [arg ...] - set UEFI variable; unset if 'arg' not specified\n"
+       "env set -e [-nv][-bs][-rt][-a][-i addr,size][-v] name [arg ...]\n"
+       "    - set UEFI variable; unset if '-i' or 'arg' not specified\n"
 #endif
        "env set [-f] name [arg ...]\n";
 #endif
@@ -1428,8 +1429,9 @@ U_BOOT_CMD_COMPLETE(
        "print environment variables",
        "[-a]\n    - print [all] values of all environment variables\n"
 #if defined(CONFIG_CMD_NVEDIT_EFI)
-       "printenv -e [name ...]\n"
+       "printenv -e [-guid guid|-all][-n] [name ...]\n"
        "    - print UEFI variable 'name' or all the variables\n"
+       "      \"-n\": suppress dumping variable's value\n"
 #endif
        "printenv name ...\n"
        "    - print value of environment variable 'name'",
@@ -1459,9 +1461,16 @@ U_BOOT_CMD_COMPLETE(
        setenv, CONFIG_SYS_MAXARGS, 0,  do_env_set,
        "set environment variables",
 #if defined(CONFIG_CMD_NVEDIT_EFI)
-       "-e [-nv] name [value ...]\n"
+       "-e [-guid guid][-nv][-bs][-rt][-a][-v]\n"
+       "        [-i addr,size name], or [name [value ...]]\n"
        "    - set UEFI variable 'name' to 'value' ...'\n"
-       "      'nv' option makes the variable non-volatile\n"
+       "      \"-guid\": set vendor guid\n"
+       "      \"-nv\": set non-volatile attribute\n"
+       "      \"-bs\": set boot-service attribute\n"
+       "      \"-rt\": set runtime attribute\n"
+       "      \"-a\": append-write\n"
+       "      \"-i addr,size\": use <addr,size> as variable's value\n"
+       "      \"-v\": verbose message\n"
        "    - delete UEFI variable 'name' if 'value' not specified\n"
 #endif
        "setenv [-f] name value ...\n"