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proto.h
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proto_bus_isa.c
(3.59 KB)
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proto_bus_pci.c
(3.56 KB)
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proto_busdma.c
(12.98 KB)
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proto_busdma.h
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proto_core.c
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proto_dev.h
(2.67 KB)
Editing: proto_bus_isa.c
/*- * Copyright (c) 2015 Marcel Moolenaar * 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 ``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 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 <sys/cdefs.h> __FBSDID("$FreeBSD$"); #include <sys/param.h> #include <sys/systm.h> #include <sys/bus.h> #include <sys/conf.h> #include <sys/kernel.h> #include <sys/module.h> #include <machine/bus.h> #include <sys/rman.h> #include <machine/resource.h> #include <sys/sbuf.h> #include <isa/isavar.h> #include <isa/pnpvar.h> #include <dev/proto/proto.h> static int proto_isa_probe(device_t dev); static int proto_isa_attach(device_t dev); static device_method_t proto_isa_methods[] = { /* Device interface */ DEVMETHOD(device_probe, proto_isa_probe), DEVMETHOD(device_attach, proto_isa_attach), DEVMETHOD(device_detach, proto_detach), DEVMETHOD_END }; static driver_t proto_isa_driver = { proto_driver_name, proto_isa_methods, sizeof(struct proto_softc), }; static char proto_isa_prefix[] = "isa"; static char **proto_isa_devnames; static int proto_isa_probe(device_t dev) { struct sbuf *sb; struct resource *res; int rid, type; rid = 0; type = SYS_RES_IOPORT; res = bus_alloc_resource_any(dev, type, &rid, RF_ACTIVE); if (res == NULL) { type = SYS_RES_MEMORY; res = bus_alloc_resource_any(dev, type, &rid, RF_ACTIVE); } if (res == NULL) return (ENODEV); sb = sbuf_new_auto(); sbuf_printf(sb, "%s:%#jx", proto_isa_prefix, rman_get_start(res)); sbuf_finish(sb); device_set_desc_copy(dev, sbuf_data(sb)); sbuf_delete(sb); bus_release_resource(dev, type, rid, res); return (proto_probe(dev, proto_isa_prefix, &proto_isa_devnames)); } static int proto_isa_alloc(device_t dev, int type, int nrids) { struct resource *res; struct proto_softc *sc; int count, rid; sc = device_get_softc(dev); count = 0; for (rid = 0; rid < nrids; rid++) { res = bus_alloc_resource_any(dev, type, &rid, RF_ACTIVE); if (res == NULL) break; proto_add_resource(sc, type, rid, res); count++; } if (type == SYS_RES_DRQ && count > 0) proto_add_resource(sc, PROTO_RES_BUSDMA, 0, NULL); return (count); } static int proto_isa_attach(device_t dev) { proto_isa_alloc(dev, SYS_RES_IRQ, ISA_NIRQ); proto_isa_alloc(dev, SYS_RES_DRQ, ISA_NDRQ); proto_isa_alloc(dev, SYS_RES_IOPORT, ISA_NPORT); proto_isa_alloc(dev, SYS_RES_MEMORY, ISA_NMEM); return (proto_attach(dev)); } DRIVER_MODULE(proto, acpi, proto_isa_driver, proto_devclass, NULL, NULL); DRIVER_MODULE(proto, isa, proto_isa_driver, proto_devclass, NULL, NULL);
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