Hack to enable automatic reboot after a power failure for NetBSD/macppc machines with pmu(4). Based on FreeBSD's.
| --- pmu.c.orig 2019-06-26 19:18:48.350013535 -0700 | |
| +++ pmu.c 2019-06-26 19:30:25.636761664 -0700 | |
| @@ -148,16 +148,17 @@ | |
| /* i2c stuff */ | |
| #if 0 | |
| static int pmu_i2c_acquire_bus(void *, int); | |
| static void pmu_i2c_release_bus(void *, int); | |
| static int pmu_i2c_exec(void *, i2c_op_t, i2c_addr_t, const void *, size_t, | |
| void *, size_t, int); | |
| #endif | |
| +static void pmu_server_mode(struct pmu_softc *); | |
| static void pmu_attach_legacy_battery(struct pmu_softc *); | |
| static void pmu_attach_smart_battery(struct pmu_softc *, int); | |
| static int pmu_print(void *, const char *); | |
| /* these values shows that number of data returned after 'send' cmd is sent */ | |
| static signed char pm_send_cmd_type[] = { | |
| -1, -1, -1, -1, -1, -1, -1, -1, | |
| -1, -1, -1, -1, -1, -1, -1, -1, | |
| @@ -406,16 +407,19 @@ | |
| if (OF_getprop(pmnode, "prim-info", regs, sizeof(regs)) < 24) | |
| goto bat_done; | |
| nbat = regs[6] >> 16; | |
| for (i = 0; i < nbat; i++) | |
| pmu_attach_smart_battery(sc, i); | |
| } | |
| bat_done: | |
| + /* try to enable power fail mode */ | |
| + pmu_server_mode(sc); | |
| + | |
| #if notyet | |
| memset(&iba, 0, sizeof(iba)); | |
| iba.iba_tag = &sc->sc_i2c; | |
| sc->sc_i2c.ic_cookie = sc; | |
| sc->sc_i2c.ic_acquire_bus = pmu_i2c_acquire_bus; | |
| sc->sc_i2c.ic_release_bus = pmu_i2c_release_bus; | |
| sc->sc_i2c.ic_send_start = NULL; | |
| sc->sc_i2c.ic_send_stop = NULL; | |
| @@ -1081,16 +1085,38 @@ | |
| static int | |
| pmu_print(void *aux, const char *what) | |
| { | |
| return 0; | |
| } | |
| static void | |
| +pmu_server_mode(struct pmu_softc *sc) | |
| +{ | |
| + uint8_t getcmd[] = {PMU_PWR_GET_POWERUP_EVENTS}; | |
| + uint8_t setcmd[3]; | |
| + uint8_t resp[3]; | |
| + int len; | |
| + | |
| + len = pmu_send(sc, PMU_POWER_EVENTS, 1, getcmd, 3, resp); | |
| + if (len != 3) { | |
| + DPRINTF("pmu_server_mode query abnormal return length: %d\n", | |
| + len); | |
| + return; | |
| + } | |
| + | |
| + setcmd[0] = PMU_PWR_SET_POWERUP_EVENTS; | |
| + setcmd[1] = resp[1]; | |
| + setcmd[2] = PMU_PWR_WAKEUP_AC_INSERT; | |
| + | |
| + (void)pmu_send(sc, PMU_POWER_EVENTS, 3, setcmd, 2, resp); | |
| +} | |
| + | |
| +static void | |
| pmu_attach_legacy_battery(struct pmu_softc *sc) | |
| { | |
| struct battery_attach_args baa; | |
| baa.baa_type = BATTERY_TYPE_LEGACY; | |
| baa.baa_pmu_ops = &sc->sc_pmu_ops; | |
| config_found_ia(sc->sc_dev, "pmu_bus", &baa, pmu_print); | |
| } |
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