imx: ele_ahab: Implement display_life_cycle() for i.MX95

The register reflects lifecycle and some lifecycle-derived state of
i.MX95 has new offset address and layout, so display_life_cycle() is
added specifically for it.

Signed-off-by: Ye Li <ye.li@nxp.com>
Signed-off-by: Alice Guo <alice.guo@nxp.com>
Reviewed-by: Peng Fan <peng.fan@nxp.com>

diff --git a/arch/arm/mach-imx/ele_ahab.c b/arch/arm/mach-imx/ele_ahab.c
index 647daeb656213baab2883c8513c842b75ee65f11..39aba65d29eb0291f64a46196a565b199c13bc4c 100644 (file)
--- a/arch/arm/mach-imx/ele_ahab.c
+++ b/arch/arm/mach-imx/ele_ahab.c
@@ -411,6 +411,54 @@ static int do_authenticate(struct cmd_tbl *cmdtp, int flag, int argc,
        return CMD_RET_SUCCESS;
 }
 
+#if IS_ENABLED(CONFIG_IMX95)
+#define FSB_LC_OFFSET 0x414
+#define LC_OEM_OPEN 0x10
+static void display_life_cycle(u32 lc)
+{
+       printf("Lifecycle: 0x%08X, ", lc);
+       switch (lc) {
+       case 0x1:
+               printf("BLANK\n\n");
+               break;
+       case 0x2:
+               printf("FAB Default\n\n");
+               break;
+       case 0x4:
+               printf("FAB\n\n");
+               break;
+       case 0x8:
+               printf("NXP Provisioned\n\n");
+               break;
+       case 0x10:
+               printf("OEM Open\n\n");
+               break;
+       case 0x20:
+               printf("OEM secure world closed\n\n");
+               break;
+       case 0x40:
+               printf("OEM closed\n\n");
+               break;
+       case 0x80:
+               printf("OEM Locked\n\n");
+               break;
+       case 0x100:
+               printf("Field Return OEM\n\n");
+               break;
+       case 0x200:
+               printf("Field Return NXP\n\n");
+               break;
+       case 0x400:
+               printf("BRICKED\n\n");
+               break;
+       default:
+               printf("Unknown\n\n");
+               break;
+       }
+}
+#else
+#define FSB_LC_OFFSET 0x41c
+#define LC_OEM_OPEN 0x8
 static void display_life_cycle(u32 lc)
 {
        printf("Lifecycle: 0x%08X, ", lc);
@@ -447,6 +495,7 @@ static void display_life_cycle(u32 lc)
                break;
        }
 }
+#endif
 
 static int confirm_close(void)
 {
@@ -474,10 +523,10 @@ static int do_ahab_close(struct cmd_tbl *cmdtp, int flag, int argc,
        if (!confirm_close())
                return -EACCES;
 
-       lc = readl(FSB_BASE_ADDR + 0x41c);
+       lc = readl(FSB_BASE_ADDR + FSB_LC_OFFSET);
        lc &= 0x3ff;
 
-       if (lc != 0x8) {
+       if (lc != LC_OEM_OPEN) {
                puts("Current lifecycle is NOT OEM open, can't move to OEM closed\n");
                display_life_cycle(lc);
                return -EPERM;
@@ -540,7 +589,7 @@ static int do_ahab_status(struct cmd_tbl *cmdtp, int flag, int argc, char *const
        u32 cnt = AHAB_MAX_EVENTS;
        int ret;
 
-       lc = readl(FSB_BASE_ADDR + 0x41c);
+       lc = readl(FSB_BASE_ADDR + FSB_LC_OFFSET);
        lc &= 0x3ff;
 
        display_life_cycle(lc);