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....@intel.com>
---
arch/arm/mach-socfpga/Makefile | 2 ++
arch/arm/mach-socfpga/vab.c | 37 +++++++++++++++++++++++++++++++++++++
2 files changed, 39 insertions(+)
create mode 100644 arch/arm/mach-socfpga/vab.c
diff --git a/arch/arm/mach-socfpga/Makefile b/arch/arm/mach-socfpga/Makefile
index 6ec4fcff73..697367bfdc 100644
--- a/arch/arm/mach-socfpga/Makefile
+++ b/arch/arm/mach-socfpga/Makefile
@@ -51,6 +51,7 @@ obj-y += reset_manager_s10.o
obj-$(CONFIG_SECURE_VAB_AUTH) += secure_vab.o
obj-y += system_manager_soc64.o
obj-y += timer_s10.o
+obj-$(CONFIG_SECURE_VAB_AUTH) += vab.o
obj-y += wrap_handoff_soc64.o
obj-y += wrap_pll_config_soc64.o
endif
@@ -65,6 +66,7 @@ obj-y += reset_manager_s10.o
obj-$(CONFIG_SECURE_VAB_AUTH) += secure_vab.o
obj-y += system_manager_soc64.o
obj-y += timer_s10.o
+obj-$(CONFIG_SECURE_VAB_AUTH) += vab.o
obj-y += wrap_handoff_soc64.o
obj-y += wrap_pll_config_soc64.o
endif
diff --git a/arch/arm/mach-socfpga/vab.c b/arch/arm/mach-socfpga/vab.c
new file mode 100644
index 0000000000..4c592a87cf
--- /dev/null
+++ b/arch/arm/mach-socfpga/vab.c
@@ -0,0 +1,37 @@
+// 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)
+ printf("%s 0x%016lx (%ld bytes)\n",
+ "Image Authentication passed at address", addr, len);
+ else
+ 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"
+);
--
2.13.0
