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authorAKASHI Takahiro <takahiro.akashi@linaro.org>2019-02-25 15:54:36 +0900
committerHeinrich Schuchardt <xypron.glpk@gmx.de>2019-02-25 12:47:13 +0100
commit49d81fdfb8c1fc07e54c8f01fe5c5b1125f884cb (patch)
tree8d124ccf33cef115a949601d0c57a4255cdf6447 /cmd/nvedit.c
parentccecc3456a6c538626b34be40249bcf88279efcf (diff)
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cmd: env: add "-e" option for handling UEFI variables
"env [print|set] -e" allows for handling uefi variables without knowing details about mapping to corresponding u-boot variables. Signed-off-by: AKASHI Takahiro <takahiro.akashi@linaro.org> Reviewed-by: Heinrich Schuchardt <xypron.glpk@gmx.de>
Diffstat (limited to 'cmd/nvedit.c')
-rw-r--r--cmd/nvedit.c28
1 files changed, 27 insertions, 1 deletions
diff --git a/cmd/nvedit.c b/cmd/nvedit.c
index ebaa16b..24a6cf7 100644
--- a/cmd/nvedit.c
+++ b/cmd/nvedit.c
@@ -119,6 +119,11 @@ static int do_env_print(cmd_tbl_t *cmdtp, int flag, int argc,
int rcode = 0;
int env_flag = H_HIDE_DOT;
+#if defined(CONFIG_CMD_NVEDIT_EFI)
+ if (argc > 1 && argv[1][0] == '-' && argv[1][1] == 'e')
+ return do_env_print_efi(cmdtp, flag, --argc, ++argv);
+#endif
+
if (argc > 1 && argv[1][0] == '-' && argv[1][1] == 'a') {
argc--;
argv++;
@@ -216,6 +221,12 @@ static int _do_env_set(int flag, int argc, char * const argv[], int env_flag)
ENTRY e, *ep;
debug("Initial value for argc=%d\n", argc);
+
+#if CONFIG_IS_ENABLED(CMD_NVEDIT_EFI)
+ if (argc > 1 && argv[1][0] == '-' && argv[1][1] == 'e')
+ return do_env_set_efi(NULL, flag, --argc, ++argv);
+#endif
+
while (argc > 1 && **(argv + 1) == '-') {
char *arg = *++argv;
@@ -1263,12 +1274,18 @@ static char env_help_text[] =
"env import [-d] [-t [-r] | -b | -c] addr [size] [var ...] - import environment\n"
#endif
"env print [-a | name ...] - print environment\n"
+#if defined(CONFIG_CMD_NVEDIT_EFI)
+ "env print -e [name ...] - print UEFI environment\n"
+#endif
#if defined(CONFIG_CMD_RUN)
"env run var [...] - run commands in an environment variable\n"
#endif
#if defined(CONFIG_CMD_SAVEENV) && !defined(CONFIG_ENV_IS_NOWHERE)
"env save - save environment\n"
#endif
+#if defined(CONFIG_CMD_NVEDIT_EFI)
+ "env set -e name [arg ...] - set UEFI variable; unset if 'arg' not specified\n"
+#endif
"env set [-f] name [arg ...]\n";
#endif
@@ -1295,6 +1312,10 @@ U_BOOT_CMD_COMPLETE(
printenv, CONFIG_SYS_MAXARGS, 1, do_env_print,
"print environment variables",
"[-a]\n - print [all] values of all environment variables\n"
+#if defined(CONFIG_CMD_NVEDIT_EFI)
+ "printenv -e [name ...]\n"
+ " - print UEFI variable 'name' or all the variables\n"
+#endif
"printenv name ...\n"
" - print value of environment variable 'name'",
var_complete
@@ -1322,7 +1343,12 @@ U_BOOT_CMD_COMPLETE(
U_BOOT_CMD_COMPLETE(
setenv, CONFIG_SYS_MAXARGS, 0, do_env_set,
"set environment variables",
- "[-f] name value ...\n"
+#if defined(CONFIG_CMD_NVEDIT_EFI)
+ "-e name [value ...]\n"
+ " - set UEFI variable 'name' to 'value' ...'\n"
+ " - delete UEFI variable 'name' if 'value' not specified\n"
+#endif
+ "setenv [-f] name value ...\n"
" - [forcibly] set environment variable 'name' to 'value ...'\n"
"setenv [-f] name\n"
" - [forcibly] delete environment variable 'name'",