| ofw_cpu.c (278608) | ofw_cpu.c (278609) |
|---|---|
| 1/*- 2 * Copyright (C) 2009 Nathan Whitehorn 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 --- 10 unchanged lines hidden (view full) --- 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 20 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 21 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 22 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 23 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26#include <sys/cdefs.h> | 1/*- 2 * Copyright (C) 2009 Nathan Whitehorn 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 --- 10 unchanged lines hidden (view full) --- 19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; 20 * OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, 21 * WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR 22 * OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF 23 * ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 24 */ 25 26#include <sys/cdefs.h> |
| 27__FBSDID("$FreeBSD: stable/10/sys/dev/ofw/ofw_cpu.c 278608 2015-02-12 00:25:33Z ian $"); | 27__FBSDID("$FreeBSD: stable/10/sys/dev/ofw/ofw_cpu.c 278609 2015-02-12 00:35:58Z ian $"); |
| 28 29#include <sys/param.h> 30#include <sys/systm.h> 31#include <sys/kernel.h> 32#include <sys/module.h> 33#include <sys/malloc.h> 34#include <sys/bus.h> 35#include <sys/cpu.h> --- 129 unchanged lines hidden (view full) --- 165 166DRIVER_MODULE(ofw_cpu, cpulist, ofw_cpu_driver, ofw_cpu_devclass, 0, 0); 167 168static int 169ofw_cpu_probe(device_t dev) 170{ 171 const char *type = ofw_bus_get_type(dev); 172 | 28 29#include <sys/param.h> 30#include <sys/systm.h> 31#include <sys/kernel.h> 32#include <sys/module.h> 33#include <sys/malloc.h> 34#include <sys/bus.h> 35#include <sys/cpu.h> --- 129 unchanged lines hidden (view full) --- 165 166DRIVER_MODULE(ofw_cpu, cpulist, ofw_cpu_driver, ofw_cpu_devclass, 0, 0); 167 168static int 169ofw_cpu_probe(device_t dev) 170{ 171 const char *type = ofw_bus_get_type(dev); 172 |
| 173 if (strcmp(type, "cpu") != 0) | 173 if (type == NULL || strcmp(type, "cpu") != 0) |
| 174 return (ENXIO); 175 176 device_set_desc(dev, "Open Firmware CPU"); 177 return (0); 178} 179 180static int 181ofw_cpu_attach(device_t dev) 182{ 183 struct ofw_cpu_softc *sc; | 174 return (ENXIO); 175 176 device_set_desc(dev, "Open Firmware CPU"); 177 return (0); 178} 179 180static int 181ofw_cpu_attach(device_t dev) 182{ 183 struct ofw_cpu_softc *sc; |
| 184 phandle_t node; |
|
| 184 uint32_t cell; 185 186 sc = device_get_softc(dev); | 185 uint32_t cell; 186 187 sc = device_get_softc(dev); |
| 187 OF_getprop(ofw_bus_get_node(dev), "reg", &cell, sizeof(cell)); | 188 node = ofw_bus_get_node(dev); 189 if (OF_getencprop(node, "reg", &cell, sizeof(cell)) < 0) { 190 cell = device_get_unit(dev); 191 device_printf(dev, "missing 'reg' property, using %u\n", cell); 192 } |
| 188 sc->sc_cpu_pcpu = pcpu_find(cell); | 193 sc->sc_cpu_pcpu = pcpu_find(cell); |
| 189 OF_getprop(ofw_bus_get_node(dev), "clock-frequency", &cell, sizeof(cell)); | 194 if (OF_getencprop(node, "clock-frequency", &cell, sizeof(cell)) < 0) { 195 device_printf(dev, "missing 'clock-frequency' property\n"); 196 return (ENXIO); 197 } |
| 190 sc->sc_nominal_mhz = cell / 1000000; /* convert to MHz */ 191 192 bus_generic_probe(dev); 193 return (bus_generic_attach(dev)); 194} 195 196static int 197ofw_cpu_read_ivar(device_t dev, device_t child, int index, uintptr_t *result) --- 17 unchanged lines hidden --- | 198 sc->sc_nominal_mhz = cell / 1000000; /* convert to MHz */ 199 200 bus_generic_probe(dev); 201 return (bus_generic_attach(dev)); 202} 203 204static int 205ofw_cpu_read_ivar(device_t dev, device_t child, int index, uintptr_t *result) --- 17 unchanged lines hidden --- |