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sys/arm/amlogic/aml8726/aml8726_rng.c
| Show First 20 Lines • Show All 69 Lines • ▼ Show 20 Lines | |||||
| aml8726_rng_harvest(void *arg) | aml8726_rng_harvest(void *arg) | ||||
| { | { | ||||
| struct aml8726_rng_softc *sc = arg; | struct aml8726_rng_softc *sc = arg; | ||||
| uint32_t rn[2]; | uint32_t rn[2]; | ||||
| rn[0] = CSR_READ_4(sc, AML_RNG_0_REG); | rn[0] = CSR_READ_4(sc, AML_RNG_0_REG); | ||||
| rn[1] = CSR_READ_4(sc, AML_RNG_1_REG); | rn[1] = CSR_READ_4(sc, AML_RNG_1_REG); | ||||
| random_harvest(rn, sizeof(rn), sizeof(rn) * NBBY / 2, | random_harvest(rn, sizeof(rn), RANDOM_PURE_AML8726); | ||||
| RANDOM_PURE_AML8726); | |||||
| callout_reset(&sc->co, sc->ticks, aml8726_rng_harvest, sc); | callout_reset(&sc->co, sc->ticks, aml8726_rng_harvest, sc); | ||||
| } | } | ||||
| static int | static int | ||||
| aml8726_rng_probe(device_t dev) | aml8726_rng_probe(device_t dev) | ||||
| { | { | ||||
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