diff options
| author | Ye Li <[email protected]> | 2025-09-23 10:15:01 +0800 |
|---|---|---|
| committer | Fabio Estevam <[email protected]> | 2025-09-26 09:51:21 -0300 |
| commit | 226a606c10de005d6fbffa07531ef2817ff6e933 (patch) | |
| tree | a77cda917b7c634b161b74dbafe6bd925e8b97f4 | |
| parent | 54e4b1c36bc8ca85fd35dae917dcb34cf1fce057 (diff) | |
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 <[email protected]>
Signed-off-by: Alice Guo <[email protected]>
Reviewed-by: Peng Fan <[email protected]>
| -rw-r--r-- | arch/arm/mach-imx/ele_ahab.c | 55 |
1 files changed, 52 insertions, 3 deletions
diff --git a/arch/arm/mach-imx/ele_ahab.c b/arch/arm/mach-imx/ele_ahab.c index 647daeb6562..39aba65d29e 100644 --- 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); |