/*- * Copyright (c) 2013 Takanori Watanabe * All rights reserved. * * Redistribution and use in source and binary forms, with or without * modification, are permitted provided that the following conditions * are met: * 1. Redistributions of source code must retain the above copyright * notice, this list of conditions and the following disclaimer. * 2. Redistributions in binary form must reproduce the above copyright * notice, this list of conditions and the following disclaimer in the * documentation and/or other materials provided with the distribution. * * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF * SUCH DAMAGE. */ #include __FBSDID("$FreeBSD$"); #include "opt_acpi.h" #include #include #include #include #include "acpi_if.h" #include #include #include static int sysctl_acpi_rapidstart_gen_handler(SYSCTL_HANDLER_ARGS); static struct acpi_rapidstart_name_list { char *nodename; char *getmethod; char *setmethod; char *comment; } acpi_rapidstart_oids[] ={ {"ffs","GFFS","SFFS","Flash Fast Store Flag"}, {"ftv","GFTV","SFTV","Time value"}, {NULL, NULL, NULL, NULL} }; struct acpi_rapidstart_softc { struct sysctl_ctx_list *sysctl_ctx; struct sysctl_oid *sysctl_tree; }; static char *rapidstart_ids[] = {"INT3392", NULL}; static int acpi_rapidstart_probe(device_t dev) { int rv; if (acpi_disabled("rapidstart") || device_get_unit(dev) != 0) return (ENXIO); rv = ACPI_ID_PROBE(device_get_parent(dev), dev, rapidstart_ids, NULL); if (rv <= 0) device_set_desc(dev, "Intel Rapid Start ACPI device"); return (rv); } static int acpi_rapidstart_attach(device_t dev) { struct acpi_rapidstart_softc *sc; int i; sc = device_get_softc(dev); sc->sysctl_ctx = device_get_sysctl_ctx(dev); sc->sysctl_tree = device_get_sysctl_tree(dev); for (i = 0 ; acpi_rapidstart_oids[i].nodename != NULL; i++){ if (acpi_rapidstart_oids[i].setmethod != NULL) { SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev), SYSCTL_CHILDREN(device_get_sysctl_tree(dev)), i, acpi_rapidstart_oids[i].nodename, CTLTYPE_INT | CTLFLAG_RW | CTLFLAG_MPSAFE, dev, i, sysctl_acpi_rapidstart_gen_handler, "I", acpi_rapidstart_oids[i].comment); } else { SYSCTL_ADD_PROC(device_get_sysctl_ctx(dev), SYSCTL_CHILDREN(device_get_sysctl_tree(dev)), i, acpi_rapidstart_oids[i].nodename, CTLTYPE_INT | CTLFLAG_RD | CTLFLAG_MPSAFE, dev, i, sysctl_acpi_rapidstart_gen_handler, "I", acpi_rapidstart_oids[i].comment); } } return (0); } static int sysctl_acpi_rapidstart_gen_handler(SYSCTL_HANDLER_ARGS) { device_t dev = arg1; int function = oidp->oid_arg2; int error = 0, val; acpi_GetInteger(acpi_get_handle(dev), acpi_rapidstart_oids[function].getmethod, &val); error = sysctl_handle_int(oidp, &val, 0, req); if (error || !req->newptr || !acpi_rapidstart_oids[function].setmethod) return (error); acpi_SetInteger(acpi_get_handle(dev), acpi_rapidstart_oids[function].setmethod, val); return (0); } static device_method_t acpi_rapidstart_methods[] = { /* Device interface */ DEVMETHOD(device_probe, acpi_rapidstart_probe), DEVMETHOD(device_attach, acpi_rapidstart_attach), DEVMETHOD_END }; static driver_t acpi_rapidstart_driver = { "acpi_rapidstart", acpi_rapidstart_methods, sizeof(struct acpi_rapidstart_softc), }; DRIVER_MODULE(acpi_rapidstart, acpi, acpi_rapidstart_driver, 0, 0); MODULE_DEPEND(acpi_rapidstart, acpi, 1, 1, 1);