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Exosphere: Fix bugs, now boots 5.1.0 successfully.

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This commit is contained in:
Michael Scire 2018-06-01 22:20:04 -06:00
parent b566d04036
commit fa4c219395
10 changed files with 66 additions and 17 deletions
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18
exosphere/src/smc_user.c
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@ -113,7 +113,7 @@ uint32_t user_generate_aes_kek(smc_args_t *args) {
master_key_rev -= 1; /* GenerateAesKek offsets by one. */
}
if (master_key_rev >= MASTERKEY_REVISION_MAX) {
if (master_key_rev >= MASTERKEY_REVISION_MAX || master_key_rev > mkey_get_revision()) {
return 2;
}
@ -628,8 +628,10 @@ uint32_t user_unwrap_rsa_oaep_wrapped_titlekey(smc_args_t *args) {
master_key_rev -= 1;
}
if (exosphere_get_target_firmware() >= EXOSPHERE_TARGET_FIRMWARE_300 && master_key_rev >= MASTERKEY_REVISION_MAX) {
return 2;
if (exosphere_get_target_firmware() >= EXOSPHERE_TARGET_FIRMWARE_300) {
if (master_key_rev >= MASTERKEY_REVISION_MAX) {
return 2;
}
} else {
master_key_rev = 0;
}
@ -690,8 +692,10 @@ uint32_t user_unwrap_aes_wrapped_titlekey(smc_args_t *args) {
if (master_key_rev > 0) {
master_key_rev -= 1;
}
if (exosphere_get_target_firmware() >= EXOSPHERE_TARGET_FIRMWARE_300 && master_key_rev >= MASTERKEY_REVISION_MAX) {
return 2;
if (exosphere_get_target_firmware() >= EXOSPHERE_TARGET_FIRMWARE_300) {
if (master_key_rev >= MASTERKEY_REVISION_MAX) {
return 2;
}
} else {
master_key_rev = 0;
}
@ -782,8 +786,8 @@ uint32_t user_decrypt_or_import_rsa_key(smc_args_t *args) {
size_t size;
upage_ref_t page_ref;
/* This function no longer exists in 5.x+. */
if (exosphere_get_target_firmware() >= EXOSPHERE_TARGET_FIRMWARE_500) {
/* This function only exists in 5.x+. */
if (exosphere_get_target_firmware() < EXOSPHERE_TARGET_FIRMWARE_500) {
generic_panic();
}