diff options
Diffstat (limited to 'sys/powerpc/powermac/pmu.c')
| -rw-r--r-- | sys/powerpc/powermac/pmu.c | 26 |
1 files changed, 26 insertions, 0 deletions
diff --git a/sys/powerpc/powermac/pmu.c b/sys/powerpc/powermac/pmu.c index 1fa101d9b4f9..d641c9c74f5a 100644 --- a/sys/powerpc/powermac/pmu.c +++ b/sys/powerpc/powermac/pmu.c @@ -36,6 +36,7 @@ __FBSDID("$FreeBSD$"); #include <sys/conf.h> #include <sys/kernel.h> #include <sys/clock.h> +#include <sys/reboot.h> #include <sys/sysctl.h> #include <dev/ofw/ofw_bus.h> @@ -81,6 +82,11 @@ static u_int pmu_adb_send(device_t dev, u_char command_byte, int len, static u_int pmu_adb_autopoll(device_t dev, uint16_t mask); static u_int pmu_poll(device_t dev); +/* + * Power interface + */ + +static void pmu_shutdown(void *xsc, int howto); static void pmu_set_sleepled(void *xsc, int onoff); static int pmu_server_mode(SYSCTL_HANDLER_ARGS); static int pmu_acline_state(SYSCTL_HANDLER_ARGS); @@ -474,6 +480,12 @@ pmu_attach(device_t dev) clock_register(dev, 1000); + /* + * Register power control handler + */ + EVENTHANDLER_REGISTER(shutdown_final, pmu_shutdown, sc, + SHUTDOWN_PRI_LAST); + return (bus_generic_attach(dev)); } @@ -751,6 +763,20 @@ pmu_adb_autopoll(device_t dev, uint16_t mask) } static void +pmu_shutdown(void *xsc, int howto) +{ + struct pmu_softc *sc = xsc; + uint8_t cmd[] = {'M', 'A', 'T', 'T'}; + + if (howto & RB_HALT) + pmu_send(sc, PMU_POWER_OFF, 4, cmd, 0, NULL); + else + pmu_send(sc, PMU_RESET_CPU, 0, NULL, 0, NULL); + + for (;;); +} + +static void pmu_set_sleepled(void *xsc, int onoff) { struct pmu_softc *sc = xsc; |