1/*- 2 * Copyright (c) 2003 Jake Burkholder. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions 7 * are met: 8 * 1. Redistributions of source code must retain the above copyright --- 11 unchanged lines hidden (view full) --- 20 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) 21 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT 22 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY 23 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 24 * SUCH DAMAGE. 25 */ 26 27#include <sys/cdefs.h> |
28__FBSDID("$FreeBSD: head/sys/sparc64/central/central.c 152684 2005-11-22 16:39:44Z marius $"); |
29 30#include <sys/param.h> 31#include <sys/systm.h> 32#include <sys/bus.h> 33#include <sys/kernel.h> 34#include <sys/malloc.h> 35#include <sys/module.h> 36 37#include <dev/ofw/ofw_bus.h> |
38#include <dev/ofw/ofw_bus_subr.h> |
39#include <dev/ofw/openfirm.h> 40 41#include <machine/bus.h> 42#include <machine/nexusvar.h> 43#include <machine/ofw_upa.h> 44#include <machine/resource.h> 45 46#include <sys/rman.h> 47 48#include <sparc64/sbus/ofw_sbus.h> 49 50struct central_devinfo { |
51 struct ofw_bus_devinfo cdi_obdinfo; |
52 struct resource_list cdi_rl; 53}; 54 55struct central_softc { 56 phandle_t sc_node; 57 int sc_nrange; 58 struct sbus_ranges *sc_ranges; 59}; 60 61static device_probe_t central_probe; 62static device_attach_t central_attach; 63static bus_print_child_t central_print_child; 64static bus_probe_nomatch_t central_probe_nomatch; 65static bus_alloc_resource_t central_alloc_resource; 66static bus_get_resource_list_t central_get_resource_list; |
67static ofw_bus_get_devinfo_t central_get_devinfo; |
68 |
69static int central_print_res(struct central_devinfo *); 70 |
71static device_method_t central_methods[] = { 72 /* Device interface. */ 73 DEVMETHOD(device_probe, central_probe), 74 DEVMETHOD(device_attach, central_attach), 75 76 /* Bus interface. */ 77 DEVMETHOD(bus_print_child, central_print_child), 78 DEVMETHOD(bus_probe_nomatch, central_probe_nomatch), 79 DEVMETHOD(bus_setup_intr, bus_generic_setup_intr), 80 DEVMETHOD(bus_teardown_intr, bus_generic_teardown_intr), 81 DEVMETHOD(bus_alloc_resource, central_alloc_resource), 82 DEVMETHOD(bus_release_resource, bus_generic_rl_release_resource), 83 DEVMETHOD(bus_activate_resource, bus_generic_activate_resource), 84 DEVMETHOD(bus_deactivate_resource, bus_generic_deactivate_resource), 85 DEVMETHOD(bus_get_resource_list, central_get_resource_list), 86 DEVMETHOD(bus_get_resource, bus_generic_rl_get_resource), 87 88 /* ofw_bus interface */ |
89 DEVMETHOD(ofw_bus_get_devinfo, central_get_devinfo), 90 DEVMETHOD(ofw_bus_get_compat, ofw_bus_gen_get_compat), 91 DEVMETHOD(ofw_bus_get_model, ofw_bus_gen_get_model), 92 DEVMETHOD(ofw_bus_get_name, ofw_bus_gen_get_name), 93 DEVMETHOD(ofw_bus_get_node, ofw_bus_gen_get_node), 94 DEVMETHOD(ofw_bus_get_type, ofw_bus_gen_get_type), |
95 96 { NULL, NULL } 97}; 98 99static driver_t central_driver = { 100 "central", 101 central_methods, 102 sizeof(struct central_softc), --- 17 unchanged lines hidden (view full) --- 120static int 121central_attach(device_t dev) 122{ 123 struct central_devinfo *cdi; 124 struct sbus_regs *reg; 125 struct central_softc *sc; 126 phandle_t child; 127 phandle_t node; |
128 device_t cdev; |
129 int nreg; 130 int i; 131 132 sc = device_get_softc(dev); 133 node = nexus_get_node(dev); 134 sc->sc_node = node; 135 136 sc->sc_nrange = OF_getprop_alloc(node, "ranges", 137 sizeof(*sc->sc_ranges), (void **)&sc->sc_ranges); 138 if (sc->sc_nrange == -1) { 139 device_printf(dev, "can't get ranges\n"); 140 return (ENXIO); 141 } 142 143 for (child = OF_child(node); child != 0; child = OF_peer(child)) { |
144 cdi = malloc(sizeof(*cdi), M_DEVBUF, M_WAITOK | M_ZERO); 145 if (ofw_bus_gen_setup_devinfo(&cdi->cdi_obdinfo, child) != 0) { 146 free(cdi, M_DEVBUF); |
147 continue; |
148 } 149 nreg = OF_getprop_alloc(child, "reg", sizeof(*reg), 150 (void **)®); 151 if (nreg == -1) { 152 device_printf(dev, "<%s>: incomplete\n", 153 cdi->cdi_obdinfo.obd_name); 154 ofw_bus_gen_destroy_devinfo(&cdi->cdi_obdinfo); 155 free(cdi, M_DEVBUF); 156 continue; 157 } 158 resource_list_init(&cdi->cdi_rl); 159 for (i = 0; i < nreg; i++) 160 resource_list_add(&cdi->cdi_rl, SYS_RES_MEMORY, i, 161 reg[i].sbr_offset, reg[i].sbr_offset + 162 reg[i].sbr_size, reg[i].sbr_size); 163 free(reg, M_OFWPROP); |
164 cdev = device_add_child(dev, NULL, -1); |
165 if (cdev == NULL) { 166 device_printf(dev, "<%s>: device_add_child failed\n", 167 cdi->cdi_obdinfo.obd_name); 168 resource_list_free(&cdi->cdi_rl); 169 ofw_bus_gen_destroy_devinfo(&cdi->cdi_obdinfo); 170 free(cdi, M_DEVBUF); 171 continue; 172 } 173 device_set_ivars(cdev, cdi); |
174 } 175 176 return (bus_generic_attach(dev)); 177} 178 179static int 180central_print_child(device_t dev, device_t child) 181{ |
182 int rv; 183 |
184 rv = bus_print_child_header(dev, child); |
185 rv += central_print_res(device_get_ivars(child)); |
186 rv += bus_print_child_footer(dev, child); 187 return (rv); 188} 189 190static void 191central_probe_nomatch(device_t dev, device_t child) 192{ |
193 const char *type; |
194 |
195 device_printf(dev, "<%s>", ofw_bus_get_name(child)); 196 central_print_res(device_get_ivars(child)); 197 type = ofw_bus_get_type(child); |
198 printf(" type %s (no driver attached)\n", |
199 type != NULL ? type : "unknown"); |
200} 201 202static struct resource * 203central_alloc_resource(device_t bus, device_t child, int type, int *rid, 204 u_long start, u_long end, u_long count, u_int flags) 205{ 206 struct resource_list *rl; 207 struct resource_list_entry *rle; --- 54 unchanged lines hidden (view full) --- 262central_get_resource_list(device_t bus, device_t child) 263{ 264 struct central_devinfo *cdi; 265 266 cdi = device_get_ivars(child); 267 return (&cdi->cdi_rl); 268} 269 |
270static const struct ofw_bus_devinfo * 271central_get_devinfo(device_t bus, device_t child) |
272{ |
273 struct central_devinfo *cdi; |
274 |
275 cdi = device_get_ivars(child); 276 return (&cdi->cdi_obdinfo); |
277} 278 |
279static int 280central_print_res(struct central_devinfo *cdi) |
281{ |
282 |
283 return (resource_list_print_type(&cdi->cdi_rl, "mem", SYS_RES_MEMORY, 284 "%#lx")); |
285} |