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# --- ROCK-COPYRIGHT-NOTE-BEGIN ---# # This copyright note is auto-generated by ./scripts/Create-CopyPatch.# Please add additional copyright information _after_ the line containing# the ROCK-COPYRIGHT-NOTE-END tag. Otherwise it might get removed by# the ./scripts/Create-CopyPatch script. Do not edit this copyright text!# # ROCK Linux: rock-src/package/rene/cpufreqd/pmu-official.patch# ROCK Linux is Copyright (C) 1998 - 2003 Clifford Wolf# # This program is free software; you can redistribute it and/or modify# it under the terms of the GNU General Public License as published by# the Free Software Foundation; either version 2 of the License, or# (at your option) any later version. A copy of the GNU General Public# License can be found at Documentation/COPYING.# # Many people helped and are helping developing ROCK Linux. Please# have a look at http://www.rocklinux.org/ and the Documentation/TEAM# file for details.# # --- ROCK-COPYRIGHT-NOTE-END ---
Author: Copyright (C) 2003 Rene Rebe (rene@rocklinux.org)
diff -urN cpufreqd-1.0/AUTHORS cpufreqd-1.0-pmu/AUTHORS
--- cpufreqd-1.0/AUTHORS 2003-06-23 11:15:02.000000000 +0200
+++ cpufreqd-1.0-pmu/AUTHORS 2003-07-24 19:58:50.000000000 +0200
@@ -1,2 +1,3 @@
Mattia Dongili <dongili@supereva.it> George Staikos <staikos@0wned.org>+Rene Rebe <rene@rocklinux.org>
diff -urN cpufreqd-1.0/Makefile.am cpufreqd-1.0-pmu/Makefile.am
--- cpufreqd-1.0/Makefile.am 2003-06-23 21:35:40.000000000 +0200
+++ cpufreqd-1.0-pmu/Makefile.am 2003-07-24 18:25:15.000000000 +0200
@@ -13,7 +13,8 @@
lib_LTLIBRARIES = \ libsys_acpi.la \- libsys_apm.la
+ libsys_apm.la \
+ libsys_pmu.la
libsys_acpi_la_SOURCES=libsys_acpi.c libsys_acpi_la_LDFLAGS=-module -avoid-version@@ -21,6 +22,10 @@
libsys_apm_la_SOURCES=libsys_apm.c libsys_apm_la_LDFLAGS=-module -avoid-version +libsys_pmu_la_SOURCES=libsys_pmu.c
+libsys_pmu_la_LDFLAGS=-module -avoid-version
+
+
noinst_HEADERS = \ config_parser.h \ cpufreqd.h \diff -urN cpufreqd-1.0/config_parser.c cpufreqd-1.0-pmu/config_parser.c
--- cpufreqd-1.0/config_parser.c 2003-06-23 11:15:02.000000000 +0200
+++ cpufreqd-1.0-pmu/config_parser.c 2003-07-24 19:59:36.000000000 +0200
@@ -1,6 +1,7 @@
/* * Copyright (C) 2002-2003 Mattia Dongili<dongili@supereva.it> * George Staikos <staikos@0wned.org>+ * Rene Rebe <rene@rocklinux.org>
* * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by@@ -194,7 +195,12 @@
g->poll_interval = 1; } } else if (strcmp(name,"pm_type") == 0) {- g->pm_type = strcmp(value,"apm")==0 ? PM_TYPE_APM : PM_TYPE_ACPI;
+ if (strcmp(value,"acpi")==0)
+ g->pm_type = PM_TYPE_ACPI;
+ else if (strcmp(value,"pmu")==0)
+ g->pm_type = PM_TYPE_PMU;
+ else
+ g->pm_type = PM_TYPE_APM;
} else if (strcmp(name,"pidfile") == 0) { strncpy(g->pidfile, value, 511); g->pidfile[511] = 0;diff -urN cpufreqd-1.0/cpufreqd.conf cpufreqd-1.0-pmu/cpufreqd.conf
--- cpufreqd-1.0/cpufreqd.conf 2003-06-23 14:18:19.000000000 +0200
+++ cpufreqd-1.0-pmu/cpufreqd.conf 2003-07-24 18:35:49.000000000 +0200
@@ -26,7 +26,7 @@
[General] pidfile=/var/run/cpufreqd.pid poll_interval=2- pm_type=acpi # (apm/acpi) (default: apm)
+ pm_type=apm # (apm/acpi/pmu) (default: apm)
[Profile]diff -urN cpufreqd-1.0/main.c cpufreqd-1.0-pmu/main.c
--- cpufreqd-1.0/main.c 2003-06-23 16:53:17.000000000 +0200
+++ cpufreqd-1.0-pmu/main.c 2003-07-24 18:41:45.000000000 +0200
@@ -138,6 +138,9 @@
const char* error; /* pointer to an error message, if any */ switch (configuration->pm_type) {+ case PM_TYPE_PMU:
+ snprintf(libsysname, 512, CPUFREQD_LIBDIR"libsys_%s.so", "pmu");
+ break;
case PM_TYPE_ACPI: snprintf(libsysname, 512, CPUFREQD_LIBDIR"libsys_%s.so", "acpi"); break;diff -urN cpufreqd-1.0/manpages/cpufreqd.1 cpufreqd-1.0-pmu/manpages/cpufreqd.1
--- cpufreqd-1.0/manpages/cpufreqd.1 2003-06-23 20:31:34.000000000 +0200
+++ cpufreqd-1.0-pmu/manpages/cpufreqd.1 2003-07-24 18:38:36.000000000 +0200
@@ -1,5 +1,6 @@
.\" Copyright 2002-2003, George Staikos (staikos@0wned.org) .\" Mattia Dongili (dongili@supereva.it)+.\" Rene Rebe (rene@rocklinux.org)
.\" This file may be used subject to the terms and conditions of the .\" GNU General Public License Version 2, or any later version .\" at your option, as published by the Free Software Foundation.@@ -55,6 +56,10 @@
.I /proc/acpi kernel power management interface (ACPI) .TP+.I /proc/pmu
+kernel power management interface (PMU)
+
+.TP
.I /etc/cpufreqd.conf .B cpufreqd configuration file@@ -68,4 +73,5 @@
George Staikos <staikos@0wned.org> .TP Mattia Dongili <dongili@supereva.it>-
+.TP
+Rene Rebe <rene@rocklinux.org>
diff -urN cpufreqd-1.0/manpages/cpufreqd.conf.5 cpufreqd-1.0-pmu/manpages/cpufreqd.conf.5
--- cpufreqd-1.0/manpages/cpufreqd.conf.5 2003-06-23 11:15:02.000000000 +0200
+++ cpufreqd-1.0-pmu/manpages/cpufreqd.conf.5 2003-07-24 18:39:03.000000000 +0200
@@ -1,5 +1,6 @@
.\" Copyright 2002-2003, George Staikos (staikos@0wned.org) .\" Mattia Dongili (dongili@supereva.it)+.\" Rene Rebe (rene@rocklinux.org)
.\" This file may be used subject to the terms and conditions of the .\" GNU General Public License Version 2, or any later version .\" at your option, as published by the Free Software Foundation.@@ -65,11 +66,12 @@
.B "pm_type" Can be either .B "apm"-or
-.B "acpi".
+.B "acpi"
+or
+.B "pmu".
Depending on this value .B cpufreqd-will try to read from /proc/apm or /proc/acpi. You will need to enable power
+will try to read from /proc/apm, /proc/acpi or /proc/pmu. You will need to enable power
management in you kernel configuration. (default: apm) .TP--- cpufreqd-1.0/libsys_pmu.c 1970-01-01 01:00:00.000000000 +0100
+++ cpufreqd-1.0-pmu//libsys_pmu.c 2003-07-25 23:30:37.000000000 +0200
@@ -0,0 +1,197 @@
+/*
+ * Copyright (C) 2003 Rene Rebe <rene@rocklinux.org>
+ *
+ * This program is free software; you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation; either version 2 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software
+ * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
+ *
+ * Based upon the acpi version:
+ * Copyright (C) 2002-2003 Mattia Dongili<dongili@supereva.it>
+ * George Staikos <staikos@0wned.org>
+ */
+#include "cpufreqd.h"
+
+#define DEBUG_PMU 1
+
+char info_file[255];
+char bat_file[255];
+char tag[255];
+char val[255];
+char version[101];
+short int err = 0;
+int bat_num = 0;
+
+int tokenize (FILE *fp, char *t, char *v) {
+ char *str, *str2;
+ *t = 0; *v = 0;
+
+ if (fgets(t, 255, fp) == NULL)
+ return EOF;
+
+ /* remove trailing newline */
+ str = t + strlen (t);
+ if (str != t) {
+ --str;
+ if (*str == '\n')
+ *str = 0;
+ }
+
+ /* search the first ':' - the seperator */
+ for (str = t ; str != t + strlen (t); ++str)
+ if (*str == ':')
+ break;
+ str2 = str;
+
+ /* skip the ':' and normally present ' ' */
+ if (*str == ':')
+ ++str;
+ if (*str == ' ')
+ ++str;
+
+ /* the string can not be longer than 255 chars - anyway */
+ strncpy (v, str, 255);
+
+ /* skip the ':' the pointer should point to */
+ if (*str2 == ':')
+ --str2;
+
+ /* remove trailing spaces from the tag */
+ for ( ; str2 != t ; --str2) {
+ if ( *str2 == ' ')
+ *str2 = 0;
+ else
+ break;
+ }
+ return 0;
+}
+
+/* void libsys_init(void)
+ *
+ * Initialize local variables.
+ */
+void libsys_init(void) {
+
+ FILE *fp;
+
+ snprintf(info_file, 255, "%s/info", PMU_PROC_DIR);
+ snprintf(bat_file, 255, "%s/battery_0", PMU_PROC_DIR);
+
+ fp = fopen(info_file, "r");
+ if (!fp) {
+ syslog(LOG_ERR, "libsys_init(): %s: %s\n", info_file, strerror(errno));
+ err++;
+ return;
+ }
+
+ while (tokenize(fp, tag, val) != EOF) {
+
+ if (strcmp (tag, "PMU driver version") == 0) {
+ sprintf (version, "%s - ", val);
+ }
+ else if (strcmp (tag, "PMU firmware version") == 0) {
+ strcat (version, val);
+ }
+ }
+ fclose(fp);
+
+}
+
+/* void libsys_fini (void)
+ *
+ * Free allocated structures.
+ */
+
+void libsys_fini (void) {
+}
+
+/* int scan_system_info(sys_info *s)
+ *
+ * Reads PMU info and fills the input sys_info struct.
+ * Implements the prototype needed by cpufreqd to get
+ * info from the PM layer.
+ *
+ * Returns 0 on success, -1 otherwise
+ *
+ */
+int scan_system_info(sys_info *s) {
+
+ FILE *fp;
+
+ float bat_charge = .0;
+ float bat_max_charge = .0;
+
+ /* check if _init was successful */
+ if (err>0)
+ return -1;
+
+ /* set version information */
+ strncpy(s->version, version, 101);
+
+ /** /proc/pmu/info **/
+ fp = fopen(info_file, "r");
+ if (!fp) {
+ syslog(LOG_ERR, "libsys_init(): %s: %s\n", info_file, strerror(errno));
+ err++;
+ return -1;
+ }
+
+ while (tokenize(fp, tag, val) != EOF) {
+
+ if (strcmp (tag, "AC Power") == 0) {
+ s->ac = atoi (val);
+ }
+ else if (strcmp (tag, "Battery count") == 0) {
+ s->has_battery = atoi (val);
+ }
+ }
+ fclose(fp);
+
+
+ /** /proc/pmu/battery_0 **/
+ fp = fopen(bat_file, "r");
+ if (!fp) {
+ syslog(LOG_ERR, "scan_system_info(): %s: %s\n", bat_file, strerror(errno));
+ return(-1);
+ }
+
+ while (tokenize(fp, tag, val) != EOF) {
+ if (strcmp (tag, "charge") == 0) {
+ bat_charge = atof (val);
+ }
+ else if (strcmp (tag, "max_charge") == 0) {
+ bat_max_charge = atof (val);
+ }
+ }
+
+ s->battery_percent = 100 * (bat_charge / bat_max_charge);
+
+#ifdef DEBUG_PMU
+ syslog(LOG_INFO, "scan_system_info(): battery %s - %d - %s\n",
+ s->has_battery?"present":"absent",
+ s->battery_percent,
+ s->ac?"on-line":"off-line");
+#endif
+ return 0;
+}
+
+#ifdef DEBUG_PMU
+int main ()
+{
+ sys_info info;
+
+ libsys_init();
+ scan_system_info (&info);
+ return 0;
+}
+#endif
+
--- cpufreqd-1.0/cpufreqd.h 2003-06-23 16:10:48.000000000 +0200
+++ cpufreqd-1.0-pmu/cpufreqd.h 2003-07-25 23:32:42.000000000 +0200
@@ -1,6 +1,7 @@
/* * Copyright (C) 2002-2003 Mattia Dongili<dongili@supereva.it> * George Staikos <staikos@0wned.org>+ * Rene Rebe <rene@rocklinux.org>
* * This program is free software; you can redistribute it and/or modify * it under the terms of the GNU General Public License as published by@@ -60,6 +61,7 @@
#define ACPI_PROC_DIR "/proc/acpi/" #define ACPI_BATTERY_DIR "/proc/acpi/battery/" #define ACPI_AC_DIR "/proc/acpi/ac_adapter/"+#define PMU_PROC_DIR "/proc/pmu"
#define CPUFREQ_SYSFS_INTERFACE "/sys/devices/sys/cpu0" #define CPUFREQ_SYSFS_INTERFACE_POLICY "/sys/devices/sys/cpu0/scaling_governor"@@ -72,6 +74,7 @@
#define PM_TYPE_APM 0 #define PM_TYPE_ACPI 1+#define PM_TYPE_PMU 2
typedef struct { short int min;@@ -109,9 +112,6 @@
char time[101]; } sys_info; -#define PM_TYPE_APM 0
-#define PM_TYPE_ACPI 1
-
#define MATCH_AC 4 #define MATCH_BATTERY 2 #define MATCH_PROG 1
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