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Enable HW AES

pull/4209/head
cyliangtw 2017-03-21 11:14:58 +08:00 committed by adbridge
parent 31f1d03959
commit a6151cf4c4
1 changed files with 5 additions and 1 deletions
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6
targets/TARGET_NUVOTON/TARGET_NUC472/trng_api.c
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@ -31,12 +31,16 @@
* Get Random number generator. * Get Random number generator.
*/ */
static volatile int g_PRNG_done; static volatile int g_PRNG_done;
volatile int g_AES_done;
void CRYPTO_IRQHandler() void CRYPTO_IRQHandler()
{ {
if (PRNG_GET_INT_FLAG()) { if (PRNG_GET_INT_FLAG()) {
g_PRNG_done = 1; g_PRNG_done = 1;
PRNG_CLR_INT_FLAG(); PRNG_CLR_INT_FLAG();
} else if (AES_GET_INT_FLAG()) {
g_AES_done = 1;
AES_CLR_INT_FLAG();
} }
} }
@ -86,7 +90,7 @@ int trng_get_bytes(trng_t *obj, uint8_t *output, size_t length, size_t *output_l
memcpy(output, &tmpBuff, length); memcpy(output, &tmpBuff, length);
*output_length = length; *output_length = length;
} else { } else {
for (size_t i = 0; i < (length/32); i++) { for (int i = 0; i < (length/32); i++) {
trng_get(output); trng_get(output);
*output_length += 32; *output_length += 32;
output += 32; output += 32;