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https://opencores.org/ocsvn/neorv32/neorv32/trunk
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| Rev 51 |
Rev 60 |
| Line 59... |
Line 59... |
/**********************************************************************//**
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/**********************************************************************//**
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* Simple true random number test/demo program.
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* Simple true random number test/demo program.
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*
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*
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* @note This program requires the UART and the TRNG to be synthesized.
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* @note This program requires the UART and the TRNG to be synthesized.
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*
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*
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* @return Irrelevant.
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* @return 0 if execution was successful
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**************************************************************************/
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**************************************************************************/
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int main(void) {
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int main(void) {
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// check if UART unit is implemented at all
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// check if UART unit is implemented at all
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if (neorv32_uart_available() == 0) {
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if (neorv32_uart_available() == 0) {
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return 0;
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return 1;
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}
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}
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// capture all exceptions and give debug info via UART
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// capture all exceptions and give debug info via UART
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// this is not required, but keeps us safe
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// this is not required, but keeps us safe
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neorv32_rte_setup();
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neorv32_rte_setup();
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Line 85... |
neorv32_uart_printf("\n--- TRNG Demo ---\n\n");
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neorv32_uart_printf("\n--- TRNG Demo ---\n\n");
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// check if TRNG unit is implemented at all
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// check if TRNG unit is implemented at all
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if (neorv32_trng_available() == 0) {
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if (neorv32_trng_available() == 0) {
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neorv32_uart_printf("No TRNG implemented.");
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neorv32_uart_printf("No TRNG implemented.");
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return 0;
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return 1;
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}
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}
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// enable TRNG
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// enable TRNG
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neorv32_trng_enable();
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neorv32_trng_enable();
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