e2be50057a
- fix temperature monitoring PR: ports/75721 Submitted by: Roman Bogorodskiy <novel@FreeBSD.ORG>
127 lines
2.8 KiB
C
127 lines
2.8 KiB
C
--- freebsd.c.orig Wed Aug 25 20:24:24 2004
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+++ freebsd.c Sun Jan 2 08:49:26 2005
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@@ -4,14 +4,12 @@
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#include <stdio.h>
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#include <stdlib.h>
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#include <string.h>
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-#include <time.h>
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-#include <sys/time.h>
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#include <kvm.h>
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#include <sys/param.h>
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-#include <sys/resource.h>
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-#include <sys/sysctl.h>
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#include <sys/types.h>
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#include <sys/time.h>
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+#include <sys/resource.h>
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+#include <sys/sysctl.h>
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#include <sys/vmmeter.h>
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#include <sys/dkstat.h>
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#include <unistd.h>
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@@ -19,11 +17,50 @@
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#include <sys/socket.h>
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#include <net/if.h>
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#include <net/if_mib.h>
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+#include <sys/socket.h>
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#include <ifaddrs.h>
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#define GETSYSCTL(name, var) getsysctl(name, &(var), sizeof(var))
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#define KELVTOC(x) ((x - 2732) / 10.0)
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+#if defined(i386) || defined(__i386__)
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+static unsigned int get_timer();
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+static unsigned int get_cpu_speed(void);
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+static inline unsigned long long int rdtsc( void );
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+
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+/* cpu frequency detection code based on mplayer's one */
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+
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+static unsigned int get_timer() {
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+ struct timeval tv;
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+ struct timezone tz;
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+ gettimeofday(&tv,&tz);
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+
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+ return (tv.tv_sec*1000000+tv.tv_usec);
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+}
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+
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+static inline unsigned long long int rdtsc( void )
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+{
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+ unsigned long long int retval;
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+ __asm __volatile ("rdtsc":"=A"(retval)::"memory");
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+ return retval;
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+}
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+
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+static unsigned int get_cpu_speed(void)
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+{
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+ unsigned long long int tscstart, tscstop;
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+ unsigned int start, stop;
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+
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+ tscstart = rdtsc();
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+ start = get_timer();
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+ usleep(50000);
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+ stop = get_timer();
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+ tscstop = rdtsc();
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+
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+ return((tscstop-tscstart)/((stop-start)/1000.0));
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+}
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+#endif
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+
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+
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static int getsysctl(char *name, void *ptr, size_t len)
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{
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size_t nlen = len;
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@@ -91,7 +128,7 @@
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int mib[2] = {CTL_KERN, KERN_BOOTTIME};
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struct timeval boottime;
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time_t now;
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- int size = sizeof(boottime);
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+ size_t size = sizeof(boottime);
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if((sysctl(mib, 2, &boottime, &size, NULL, 0) != -1) && (boottime.tv_sec != 0)) {
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time(&now);
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@@ -292,7 +329,7 @@
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}
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double get_acpi_temperature(int fd) {
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- double temp;
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+ int temp;
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if (GETSYSCTL("hw.acpi.thermal.tz0.temperature", temp)) {
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(void)fprintf(stderr, "Cannot read sysctl \"hw.acpi.thermal.tz0.temperature\"\n");
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@@ -344,4 +381,38 @@
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char* get_acpi_fan() {
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return "";
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+}
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+
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+char* get_adt746x_cpu() {
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+ return "";
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+}
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+
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+char* get_adt746x_fan() {
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+ return "";
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+}
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+
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+char* get_freq() {
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+#if defined(i386) || defined(__i386__)
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+ int i;
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+ char *cpuspeed;
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+
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+ if ((cpuspeed = (char *)malloc(16)) == NULL)
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+ exit(1);
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+
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+ i = 0;
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+ if ((i = get_cpu_speed()) > 0) {
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+ if (i < 1000000) {
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+ i += 50; /* for rounding */
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+ snprintf(cpuspeed, 15, "%d.%d MHz", i/1000, (i/100)%10);
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+ } else {
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+ snprintf(cpuspeed, 15, "%d MHz", i/1000);
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+ }
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+ } else {
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+ cpuspeed = "";
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+ }
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+
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+ return cpuspeed;
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+#else
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+ return "";
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+#endif
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}
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