imx9: Add v2x_status and ele_info commands

Add v2x_status and ele_info commands to print useful information
for development and debug purpose.

Signed-off-by: Ye Li <[email protected]>

2 files changed, 99 insertions, 1 deletions

diff --git a/arch/arm/mach-imx/imx9/Makefile b/arch/arm/mach-imx/imx9/Makefile
index 80b697396ea..ec08430d41d 100644
--- a/arch/arm/mach-imx/imx9/Makefile
+++ b/arch/arm/mach-imx/imx9/Makefile
@@ -11,7 +11,7 @@ obj-y += soc.o clock.o clock_root.o trdc.o
 endif
 
 ifneq ($(CONFIG_SPL_BUILD),y)
-obj-y += imx_bootaux.o
+obj-y += imx_bootaux.o misc.o
 endif
 
 obj-$(CONFIG_$(PHASE_)IMX_QB) += qb.o
diff --git a/arch/arm/mach-imx/imx9/misc.c b/arch/arm/mach-imx/imx9/misc.c
new file mode 100644
index 00000000000..3cad67aed43
--- /dev/null
+++ b/arch/arm/mach-imx/imx9/misc.c
@@ -0,0 +1,98 @@
+// SPDX-License-Identifier: GPL-2.0+
+/*
+ * Copyright 2023-2026 NXP
+ *
+ */
+
+#include <command.h>
+#include <cpu_func.h>
+#include <init.h>
+#include <log.h>
+#include <asm/io.h>
+#include <errno.h>
+#include <linux/bitops.h>
+#include <asm/arch-imx/cpu.h>
+#include <asm/mach-imx/ele_api.h>
+#include <asm/arch/sys_proto.h>
+#include <linux/delay.h>
+#include <linux/sizes.h>
+#include <display_options.h>
+
+static int do_v2x_status(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
+{
+	int ret;
+	u32 resp = 0;
+	struct v2x_get_state state;
+
+	if (is_imx91() || is_imx93()) {
+		printf("No V2X supported\n");
+		return CMD_RET_FAILURE;
+	}
+
+	ret = ele_v2x_get_state(&state, &resp);
+	if (ret) {
+		printf("get v2x state failed, resp 0x%x, ret %d\n", resp, ret);
+		return CMD_RET_FAILURE;
+	}
+
+	printf("V2X state: 0x%x\n", state.v2x_state);
+	printf("V2X power state: 0x%x\n", state.v2x_power_state);
+	printf("V2X err code: 0x%x\n", state.v2x_err_code);
+
+	return CMD_RET_SUCCESS;
+}
+
+static int do_ele_info(struct cmd_tbl *cmdtp, int flag, int argc, char *const argv[])
+{
+	int ret;
+	u32 res = 0, length;
+	struct ele_get_info_data *info;
+
+	/* ELE can't access full DDR */
+	info = (struct ele_get_info_data *)(CONFIG_TEXT_BASE + SZ_2M -
+		sizeof(struct ele_get_info_data));
+	flush_dcache_range((ulong)info, (ulong)info + sizeof(struct ele_get_info_data));
+
+	ret = ele_get_info(info, &res);
+	if (ret) {
+		printf("Get ELE info failed, resp 0x%x, ret %d\n", res, ret);
+		return CMD_RET_FAILURE;
+	}
+
+	invalidate_dcache_range((ulong)info, (ulong)info + sizeof(struct ele_get_info_data));
+
+	printf("SOC: 0x%x\n", info->soc);
+	printf("LC: 0x%x\n", info->lc);
+
+	printf("\nUID:\n");
+	print_buffer(0, &info->uid, 4, 4, 0);
+
+	printf("\nSHA256 ROM PATCH:\n");
+	print_buffer(0, &info->sha256_rom_patch, 4, 8, 0);
+
+	printf("\nSHA FW:\n");
+	print_buffer(0, &info->sha_fw, 4, 8, 0);
+
+	printf("\nOEM SRKH:\n");
+	print_buffer(0, &info->oem_srkh, 4, 16, 0);
+
+	printf("\nSTATE: 0x%x\n", info->state);
+
+	length = (info->hdr >> 16) & 0xffff;
+	if (length == sizeof(struct ele_get_info_data)) {
+		printf("\nOEM PQC SRKH:\n");
+		print_buffer(0, &info->oem_pqc_srkh, 4, 16, 0);
+	}
+
+	return CMD_RET_SUCCESS;
+}
+
+U_BOOT_CMD(v2x_status, CONFIG_SYS_MAXARGS, 1, do_v2x_status,
+	   "display v2x status",
+	   ""
+);
+
+U_BOOT_CMD(ele_info, CONFIG_SYS_MAXARGS, 1, do_ele_info,
+	   "display ELE information",
+	   ""
+);