1239675Srwatson/*- 2239675Srwatson * Copyright (c) 2012 Robert N. M. Watson 3239675Srwatson * All rights reserved. 4239675Srwatson * 5239675Srwatson * This software was developed by SRI International and the University of 6239675Srwatson * Cambridge Computer Laboratory under DARPA/AFRL contract (FA8750-10-C-0237) 7239675Srwatson * ("CTSRD"), as part of the DARPA CRASH research programme. 8239675Srwatson * 9239675Srwatson * Redistribution and use in source and binary forms, with or without 10239675Srwatson * modification, are permitted provided that the following conditions 11239675Srwatson * are met: 12239675Srwatson * 1. Redistributions of source code must retain the above copyright 13239675Srwatson * notice, this list of conditions and the following disclaimer. 14239675Srwatson * 2. Redistributions in binary form must reproduce the above copyright 15239675Srwatson * notice, this list of conditions and the following disclaimer in the 16239675Srwatson * documentation and/or other materials provided with the distribution. 17239675Srwatson * 18239675Srwatson * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND 19239675Srwatson * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE 20239675Srwatson * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE 21239675Srwatson * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE 22239675Srwatson * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL 23239675Srwatson * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS 24239675Srwatson * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 25239675Srwatson * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 26239675Srwatson * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 27239675Srwatson * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 28239675Srwatson * SUCH DAMAGE. 29239675Srwatson */ 30239675Srwatson 31239675Srwatson#include <sys/cdefs.h> 32239675Srwatson__FBSDID("$FreeBSD$"); 33239675Srwatson 34239675Srwatson#include <sys/param.h> 35239675Srwatson#include <sys/bus.h> 36239675Srwatson#include <sys/condvar.h> 37239675Srwatson#include <sys/conf.h> 38239675Srwatson#include <sys/bio.h> 39239675Srwatson#include <sys/kernel.h> 40239675Srwatson#include <sys/lock.h> 41239675Srwatson#include <sys/malloc.h> 42239675Srwatson#include <sys/module.h> 43239675Srwatson#include <sys/mutex.h> 44239675Srwatson#include <sys/rman.h> 45239675Srwatson#include <sys/systm.h> 46239675Srwatson#include <sys/taskqueue.h> 47239675Srwatson 48239675Srwatson#include <machine/bus.h> 49239675Srwatson#include <machine/resource.h> 50239675Srwatson 51239675Srwatson#include <geom/geom_disk.h> 52239675Srwatson 53239675Srwatson#include <dev/altera/sdcard/altera_sdcard.h> 54239675Srwatson 55245369Srwatson#include <dev/fdt/fdt_common.h> 56245369Srwatson#include <dev/ofw/openfirm.h> 57245369Srwatson#include <dev/ofw/ofw_bus.h> 58245369Srwatson#include <dev/ofw/ofw_bus_subr.h> 59245369Srwatson 60239675Srwatson/* 61245369Srwatson * FDT bus attachment for the Altera SD Card IP core. 62239675Srwatson */ 63239675Srwatsonstatic int 64245369Srwatsonaltera_sdcard_fdt_probe(device_t dev) 65239675Srwatson{ 66239675Srwatson 67266152Sian if (!ofw_bus_status_okay(dev)) 68266152Sian return (ENXIO); 69266152Sian 70245369Srwatson if (ofw_bus_is_compatible(dev, "altera,sdcard_11_2011")) { 71245369Srwatson device_set_desc(dev, "Altera Secure Data Card IP Core"); 72245369Srwatson return (BUS_PROBE_DEFAULT); 73245369Srwatson } 74245369Srwatson return (ENXIO); 75239675Srwatson} 76239675Srwatson 77239675Srwatsonstatic int 78245369Srwatsonaltera_sdcard_fdt_attach(device_t dev) 79239675Srwatson{ 80239675Srwatson struct altera_sdcard_softc *sc; 81239675Srwatson 82239675Srwatson sc = device_get_softc(dev); 83239675Srwatson sc->as_dev = dev; 84239675Srwatson sc->as_unit = device_get_unit(dev); 85239675Srwatson sc->as_rid = 0; 86239675Srwatson sc->as_res = bus_alloc_resource_any(dev, SYS_RES_MEMORY, 87239675Srwatson &sc->as_rid, RF_ACTIVE); 88239675Srwatson if (sc->as_res == NULL) { 89239675Srwatson device_printf(dev, "couldn't map memory\n"); 90239675Srwatson return (ENXIO); 91239675Srwatson } 92239675Srwatson altera_sdcard_attach(sc); 93239675Srwatson return (0); 94239675Srwatson} 95239675Srwatson 96239675Srwatsonstatic int 97245369Srwatsonaltera_sdcard_fdt_detach(device_t dev) 98239675Srwatson{ 99239675Srwatson struct altera_sdcard_softc *sc; 100239675Srwatson 101239675Srwatson sc = device_get_softc(dev); 102239675Srwatson KASSERT(sc->as_res != NULL, ("%s: resources not allocated", 103239675Srwatson __func__)); 104239675Srwatson altera_sdcard_detach(sc); 105239675Srwatson bus_release_resource(dev, SYS_RES_MEMORY, sc->as_rid, sc->as_res); 106239675Srwatson return (0); 107239675Srwatson} 108239675Srwatson 109245369Srwatsonstatic device_method_t altera_sdcard_fdt_methods[] = { 110245369Srwatson DEVMETHOD(device_probe, altera_sdcard_fdt_probe), 111245369Srwatson DEVMETHOD(device_attach, altera_sdcard_fdt_attach), 112245369Srwatson DEVMETHOD(device_detach, altera_sdcard_fdt_detach), 113239675Srwatson { 0, 0 } 114239675Srwatson}; 115239675Srwatson 116245369Srwatsonstatic driver_t altera_sdcard_fdt_driver = { 117239675Srwatson "altera_sdcardc", 118245369Srwatson altera_sdcard_fdt_methods, 119239675Srwatson sizeof(struct altera_sdcard_softc), 120239675Srwatson}; 121239675Srwatson 122245369SrwatsonDRIVER_MODULE(altera_sdcard, simplebus, altera_sdcard_fdt_driver, 123239675Srwatson altera_sdcard_devclass, 0, 0); 124