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[TSEC] Fix tsec timeout

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Without increasing probability of a race condition
This commit is contained in:
shchmue 2019-04-19 11:54:09 -04:00
parent c80fecd080
commit e34a7543b1
1 changed files with 5 additions and 4 deletions
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9
bootloader/sec/tsec.c
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@ -188,10 +188,11 @@ int tsec_query(u8 *tsec_keys, u8 kb, tsec_ctxt_t *tsec_ctxt)
{
smmu_flush_all();
if (k == se[SE_KEYTABLE_DATA0_REG_OFFSET / 4])
continue;
k = se[SE_KEYTABLE_DATA0_REG_OFFSET / 4];
key[kidx++] = k;
if (k != se[SE_KEYTABLE_DATA0_REG_OFFSET / 4])
{
k = se[SE_KEYTABLE_DATA0_REG_OFFSET / 4];
key[kidx++] = k;
}
// Failsafe.
if ((u32)get_tmr_us() - start > 125000)