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Add read secure boot status.

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Signed-off-by: Pol Henarejos <pol.henarejos@cttc.es>
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Pol Henarejos
2025-11-18 01:06:44 +01:00
parent 8f4f5373cf
commit 20117d1609
1 changed files with 9 additions and 0 deletions
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9
src/rescue.c
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@@ -108,6 +108,15 @@ int cmd_read() {
res_APDU_size += put_uint32_t_be(nfiles, res_APDU + res_APDU_size);
res_APDU_size += put_uint32_t_be(size, res_APDU + res_APDU_size);
}
else if (p1 == 0x3) { // OTP SECURE BOOT STATUS
res_APDU_size = 0;
uint8_t bootkey = 0xFF;
bool enabled = otp_is_secure_boot_enabled(&bootkey);
bool locked = otp_is_secure_boot_locked();
res_APDU[res_APDU_size++] = enabled ? 0x1 : 0x0;
res_APDU[res_APDU_size++] = locked ? 0x1 : 0x0;
res_APDU[res_APDU_size++] = bootkey;
}
return SW_OK();
}