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hos: improve error for missing BEK or corrupt pkg1 on T210B01

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CTCaer 2021-10-15 16:40:06 +03:00
parent d2595a00b6
commit 8d3700b76b
1 changed files with 10 additions and 1 deletions
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11
bootloader/hos/hos.c
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@ -898,8 +898,17 @@ int hos_launch(ini_sec_t *cfg)
if (!pkg1_decrypt(ctxt.pkg1_id, ctxt.pkg1)) if (!pkg1_decrypt(ctxt.pkg1_id, ctxt.pkg1))
{ {
_hos_crit_error("Pkg1 decryption failed!"); _hos_crit_error("Pkg1 decryption failed!");
// Check if T210B01 BEK is missing or wrong.
if (h_cfg.t210b01) if (h_cfg.t210b01)
EPRINTF("Is BEK missing?"); {
u32 bek_vector[4] = {0};
se_aes_crypt_ecb(13, ENCRYPT, bek_vector, SE_KEY_128_SIZE, bek_vector, SE_KEY_128_SIZE);
if (bek_vector[0] == 0x59C14895) // Encrypted zeroes first 32bits.
EPRINTF("Pkg1 corrupt?");
else
EPRINTF("BEK is missing!");
}
goto error; goto error;
} }
} }