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sys/arm/broadcom/bcm2835/bcm2835_cpufreq.c
| Show First 20 Lines • Show All 1,304 Lines • ▼ Show 20 Lines | bcm2835_cpufreq_attach(device_t dev) | ||||
| sc->min_voltage_core = 0; | sc->min_voltage_core = 0; | ||||
| /* setup sysctl at first device */ | /* setup sysctl at first device */ | ||||
| if (device_get_unit(dev) == 0) { | if (device_get_unit(dev) == 0) { | ||||
| sysctl_ctx_init(&bcm2835_sysctl_ctx); | sysctl_ctx_init(&bcm2835_sysctl_ctx); | ||||
| /* create node for hw.cpufreq */ | /* create node for hw.cpufreq */ | ||||
| oid = SYSCTL_ADD_NODE(&bcm2835_sysctl_ctx, | oid = SYSCTL_ADD_NODE(&bcm2835_sysctl_ctx, | ||||
| SYSCTL_STATIC_CHILDREN(_hw), OID_AUTO, "cpufreq", | SYSCTL_STATIC_CHILDREN(_hw), OID_AUTO, "cpufreq", | ||||
| CTLFLAG_RD, NULL, ""); | CTLFLAG_RD, NULL, | ||||
| "CPU frequencies"); | |||||
| /* Frequency (Hz) */ | /* Frequency (Hz) */ | ||||
| SYSCTL_ADD_PROC(&bcm2835_sysctl_ctx, SYSCTL_CHILDREN(oid), | SYSCTL_ADD_PROC(&bcm2835_sysctl_ctx, SYSCTL_CHILDREN(oid), | ||||
| OID_AUTO, "arm_freq", CTLTYPE_INT | CTLFLAG_RW, sc, 0, | OID_AUTO, "arm_freq", CTLTYPE_INT | CTLFLAG_RW, sc, 0, | ||||
| sysctl_bcm2835_cpufreq_arm_freq, "IU", | sysctl_bcm2835_cpufreq_arm_freq, "IU", | ||||
| "ARM frequency (Hz)"); | "ARM frequency (Hz)"); | ||||
| SYSCTL_ADD_PROC(&bcm2835_sysctl_ctx, SYSCTL_CHILDREN(oid), | SYSCTL_ADD_PROC(&bcm2835_sysctl_ctx, SYSCTL_CHILDREN(oid), | ||||
| OID_AUTO, "core_freq", CTLTYPE_INT | CTLFLAG_RW, sc, 0, | OID_AUTO, "core_freq", CTLTYPE_INT | CTLFLAG_RW, sc, 0, | ||||
| ▲ Show 20 Lines • Show All 321 Lines • Show Last 20 Lines | |||||