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arm: socfpga: cmd: Support 'vab' command

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Support 'vab' command to perform vendor authentication.

Command format: vab addr len
Authorize 'len' bytes starting at 'addr' via vendor public key

Signed-off-by: Siew Chin Lim <elly.siew.chin.lim@intel.com>
This commit is contained in:
Siew Chin Lim 2021-03-01 20:04:12 +08:00 • committed by Ley Foon Tan
parent 1bc20897c1
commit 1025b530a9
2 changed files with 35 additions and 0 deletions
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1
arch/arm/mach-socfpga/Makefile
View file

@ -51,6 +51,7 @@ obj-y += reset_manager_s10.o
obj-$(CONFIG_SOCFPGA_SECURE_VAB_AUTH) += secure_vab.o
obj-y += system_manager_s10.o
obj-y += timer_s10.o
obj-$(CONFIG_SOCFPGA_SECURE_VAB_AUTH) += vab.o
obj-y += wrap_pinmux_config_s10.o
obj-y += wrap_pll_config_s10.o
endif

34
arch/arm/mach-socfpga/vab.c Normal file
View file

@ -0,0 +1,34 @@
// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2020 Intel Corporation <www.intel.com>
*
*/
#include <asm/arch/secure_vab.h>
#include <command.h>
#include <common.h>
#include <linux/ctype.h>
static int do_vab(struct cmd_tbl *cmdtp, int flag, int argc,
char *const argv[])
{
unsigned long addr, len;
if (argc < 3)
return CMD_RET_USAGE;
addr = simple_strtoul(argv[1], NULL, 16);
len = simple_strtoul(argv[2], NULL, 16);
if (socfpga_vendor_authentication((void *)&addr, (size_t *)&len) != 0)
return CMD_RET_FAILURE;
return 0;
}
U_BOOT_CMD(
vab, 3, 2, do_vab,
"perform vendor authorization",
"addr len - authorize 'len' bytes starting at\n"
" 'addr' via vendor public key"
);