/* * sets master_ops_debug flag from propertyu passed by the boot */ static void set_master_ops_debug_flags() { char *prop; long flags; if (ddi_prop_lookup_string(DDI_DEV_T_ANY, ddi_root_node(), DDI_PROP_DONTPASS, "master_ops_debug", &prop) == DDI_PROP_SUCCESS) { long data; if (ddi_strtol(prop, NULL, 0, &data) == 0) { master_ops_debug = (unsigned long)data; e_ddi_prop_remove(DDI_DEV_T_NONE, ddi_root_node(), "master_ops_debug"); e_ddi_prop_update_int(DDI_DEV_T_NONE, ddi_root_node(), "master_ops_debug", data); } ddi_prop_free(prop); } }
/* * Process acpi-user-options property if present */ static void acpica_process_user_options() { static int processed = 0; int acpi_user_options; char *acpi_prop; /* * return if acpi-user-options has already been processed */ if (processed) return; else processed = 1; /* converts acpi-user-options from type string to int, if any */ if (ddi_prop_lookup_string(DDI_DEV_T_ANY, ddi_root_node(), DDI_PROP_DONTPASS, "acpi-user-options", &acpi_prop) == DDI_PROP_SUCCESS) { long data; int ret; ret = ddi_strtol(acpi_prop, NULL, 0, &data); if (ret == 0) { e_ddi_prop_remove(DDI_DEV_T_NONE, ddi_root_node(), "acpi-user-options"); e_ddi_prop_update_int(DDI_DEV_T_NONE, ddi_root_node(), "acpi-user-options", data); } ddi_prop_free(acpi_prop); } /* * fetch the optional options property */ acpi_user_options = ddi_prop_get_int(DDI_DEV_T_ANY, ddi_root_node(), DDI_PROP_DONTPASS, "acpi-user-options", 0); /* * Note that 'off' has precedence over 'on' * Also note - all cases of ACPI_OUSER_MASK * provided here, no default: case is present */ switch (acpi_user_options & ACPI_OUSER_MASK) { case ACPI_OUSER_DFLT: acpica_enable = acpica_check_bios_date(1999, 1, 1); break; case ACPI_OUSER_ON: acpica_enable = TRUE; break; case ACPI_OUSER_OFF: case ACPI_OUSER_OFF | ACPI_OUSER_ON: acpica_enable = FALSE; break; } acpi_init_level = ACPI_FULL_INITIALIZATION; /* * special test here; may be generalized in the * future - test for a machines that are known to * work only in legacy mode, and set OUSER_LEGACY if * we're on one */ if (acpica_metro_old_bios()) acpi_user_options |= ACPI_OUSER_LEGACY; /* * If legacy mode is specified, set initialization * options to avoid entering ACPI mode and hooking SCI * - basically try to act like legacy acpi_intp */ if ((acpi_user_options & ACPI_OUSER_LEGACY) != 0) acpi_init_level |= (ACPI_NO_ACPI_ENABLE | ACPI_NO_HANDLER_INIT); /* * modify default ACPI CA debug output level for non-DEBUG builds * (to avoid BIOS debug chatter in /var/adm/messages) */ if (acpica_muzzle_debug_output) AcpiDbgLevel = 0; }