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tpm: add TPM2_SelfTest command support

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Add support for the TPM2_Selftest command.

Change the command file and the help accordingly.

Signed-off-by: Miquel Raynal <miquel.raynal@bootlin.com>
Reviewed-by: Simon Glass <sjg@chromium.org>
Reviewed-by: Tom Rini <trini@konsulko.com>
This commit is contained in:
Miquel Raynal
2018-05-15 11:57:13 +02:00
committed by Tom Rini
parent 1922df2010
commit 2dc6d97e1e
3 changed files with 47 additions and 0 deletions
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26
cmd/tpm-v2.c
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@@ -31,10 +31,31 @@ static int do_tpm2_startup(cmd_tbl_t *cmdtp, int flag, int argc,
return report_return_code(tpm2_startup(mode));
}
static int do_tpm2_self_test(cmd_tbl_t *cmdtp, int flag, int argc,
char * const argv[])
{
enum tpm2_yes_no full_test;
if (argc != 2)
return CMD_RET_USAGE;
if (!strcasecmp("full", argv[1])) {
full_test = TPMI_YES;
} else if (!strcasecmp("continue", argv[1])) {
full_test = TPMI_NO;
} else {
printf("Couldn't recognize test mode: %s\n", argv[1]);
return CMD_RET_FAILURE;
}
return report_return_code(tpm2_self_test(full_test));
}
static cmd_tbl_t tpm2_commands[] = {
U_BOOT_CMD_MKENT(info, 0, 1, do_tpm_info, "", ""),
U_BOOT_CMD_MKENT(init, 0, 1, do_tpm_init, "", ""),
U_BOOT_CMD_MKENT(startup, 0, 1, do_tpm2_startup, "", ""),
U_BOOT_CMD_MKENT(self_test, 0, 1, do_tpm2_self_test, "", ""),
};
cmd_tbl_t *get_tpm_commands(unsigned int *size)
@@ -56,4 +77,9 @@ U_BOOT_CMD(tpm, CONFIG_SYS_MAXARGS, 1, do_tpm, "Issue a TPMv2.x command",
" <mode> is one of:\n"
" * TPM2_SU_CLEAR (reset state)\n"
" * TPM2_SU_STATE (preserved state)\n"
"self_test <type>\n"
" Test the TPM capabilities.\n"
" <type> is one of:\n"
" * full (perform all tests)\n"
" * continue (only check untested tests)\n"
);