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-rw-r--r--modules/devices/ppc/processor.c262
1 files changed, 222 insertions, 40 deletions
diff --git a/modules/devices/ppc/processor.c b/modules/devices/ppc/processor.c
index a7988f97..fc19c034 100644
--- a/modules/devices/ppc/processor.c
+++ b/modules/devices/ppc/processor.c
@@ -19,67 +19,249 @@
#include "hardinfo.h"
#include "devices.h"
+static gchar* get_cpu_str(const gchar* file, gint cpuid) {
+ gchar *tmp0 = NULL;
+ gchar *tmp1 = NULL;
+ tmp0 = g_strdup_printf("/sys/devices/system/cpu/cpu%d/%s", cpuid, file);
+ g_file_get_contents(tmp0, &tmp1, NULL, NULL);
+ g_free(tmp0);
+ return tmp1;
+}
+
+static gint get_cpu_int(const char* item, int cpuid) {
+ gchar *fc = NULL;
+ int ret = 0;
+ fc = get_cpu_str(item, cpuid);
+ if (fc) {
+ ret = atol(fc);
+ g_free(fc);
+ }
+ return ret;
+}
+
+#define PROC_CPUINFO "/proc/cpuinfo"
+
GSList *
processor_scan(void)
{
- Processor *processor;
+ GSList *procs = NULL;
+ Processor *processor = NULL;
FILE *cpuinfo;
gchar buffer[128];
+ gchar *rep_pname = NULL;
+ gchar *tmpfreq_str = NULL;
+ GSList *pi = NULL;
- cpuinfo = fopen("/proc/cpuinfo", "r");
+ cpuinfo = fopen(PROC_CPUINFO, "r");
if (!cpuinfo)
- return NULL;
+ return NULL;
- processor = g_new0(Processor, 1);
+#define CHECK_FOR(k) (g_str_has_prefix(tmp[0], k))
while (fgets(buffer, 128, cpuinfo)) {
- gchar **tmp = g_strsplit(buffer, ":", 2);
+ gchar **tmp = g_strsplit(buffer, ":", 2);
+ if (tmp[0] && tmp[1]) {
+ tmp[0] = g_strstrip(tmp[0]);
+ tmp[1] = g_strstrip(tmp[1]);
+ } else {
+ g_strfreev(tmp);
+ continue;
+ }
+
+ get_str("Processor", rep_pname);
+
+ if ( CHECK_FOR("processor") ) {
+ /* finish previous */
+ if (processor) {
+ procs = g_slist_append(procs, processor);
+ }
+
+ /* start next */
+ processor = g_new0(Processor, 1);
+ processor->id = atol(tmp[1]);
+
+ if (rep_pname)
+ processor->model_name = g_strdup(rep_pname);
- if (tmp[0] && tmp[1]) {
- tmp[0] = g_strstrip(tmp[0]);
- tmp[1] = g_strstrip(tmp[1]);
+ g_strfreev(tmp);
+ continue;
+ }
- get_str("cpu", processor->model_name);
- get_str("machine", processor->vendor_id);
- get_int("L2 cache", processor->cache_size);
- get_float("clock", processor->cpu_mhz);
- get_float("bogomips", processor->bogomips);
+ if (!processor &&
+ ( CHECK_FOR("cpu")
+ || CHECK_FOR("clock")
+ || CHECK_FOR("revision") ) ) {
- }
- g_strfreev(tmp);
+ /* single proc/core may not have "processor : n" */
+ processor = g_new0(Processor, 1);
+ processor->id = 0;
+
+ if (rep_pname)
+ processor->model_name = g_strdup(rep_pname);
+ }
+
+ if (processor) {
+ get_str("cpu", processor->model_name);
+ get_str("revision", processor->revision);
+ get_float("clock", processor->cpu_mhz);
+ get_float("BogoMIPS", processor->bogomips);
+ }
+ g_strfreev(tmp);
}
-
- gchar *tmp = g_strdup_printf("PowerPC %s (%.2fMHz)",
- processor->model_name,
- processor->cpu_mhz);
- g_free(processor->model_name);
- processor->model_name = tmp;
+ if (processor)
+ procs = g_slist_append(procs, processor);
+
+ g_free(rep_pname);
fclose(cpuinfo);
- return g_slist_append(NULL, processor);
+ /* re-duplicate missing data for /proc/cpuinfo variant that de-duplicated it */
+#define REDUP(f) if (dproc->f && !processor->f) processor->f = g_strdup(dproc->f);
+ Processor *dproc;
+ GSList *l;
+ l = procs = g_slist_reverse(procs);
+ while (l) {
+ processor = l->data;
+ if (processor->model_name) {
+ dproc = processor;
+ } else if (dproc) {
+ REDUP(model_name);
+ REDUP(revision);
+ }
+ l = g_slist_next(l);
+ }
+ procs = g_slist_reverse(procs);
+
+ /* data not from /proc/cpuinfo */
+ for (pi = procs; pi; pi = pi->next) {
+ processor = (Processor *) pi->data;
+
+ /* strings can't be null or segfault later */
+#define STRIFNULL(f,cs) if (processor->f == NULL) processor->f = g_strdup(cs);
+#define UNKIFNULL(f) STRIFNULL(f, "(Unknown)")
+#define EMPIFNULL(f) STRIFNULL(f, "")
+ STRIFNULL(model_name, "POWER Processor");
+ UNKIFNULL(revision);
+
+ /* topo */
+ processor->package_id = get_cpu_str("topology/physical_package_id", processor->id);
+ processor->core_id = get_cpu_str("topology/core_id", processor->id);
+ UNKIFNULL(package_id);
+ UNKIFNULL(core_id);
+
+ /* freq */
+ processor->scaling_driver = get_cpu_str("cpufreq/scaling_driver", processor->id);
+ processor->scaling_governor = get_cpu_str("cpufreq/scaling_governor", processor->id);
+ UNKIFNULL(scaling_driver);
+ UNKIFNULL(scaling_governor);
+ processor->transition_latency = get_cpu_int("cpufreq/cpuinfo_transition_latency", processor->id);
+ processor->cpukhz_cur = get_cpu_int("cpufreq/scaling_cur_freq", processor->id);
+ processor->cpukhz_min = get_cpu_int("cpufreq/scaling_min_freq", processor->id);
+ processor->cpukhz_max = get_cpu_int("cpufreq/scaling_max_freq", processor->id);
+ if (processor->cpukhz_max)
+ processor->cpu_mhz = processor->cpukhz_max / 1000;
+
+ }
+
+ return procs;
}
+
gchar *
-processor_get_info(GSList *processors)
+processor_get_detailed_info(Processor *processor)
{
- Processor *processor = (Processor *)processors->data;
-
- return g_strdup_printf("[Processor]\n"
- "Machine=%s\n"
- "CPU=%s\n"
- "L2 Cache=%dkB\n"
- "Frequency=%.2fMHz\n"
- "BogoMips=%.2f\n"
- "Byte Order=%s\n",
- processor->vendor_id,
- processor->model_name,
- processor->cache_size,
- processor->cpu_mhz,
- processor->bogomips,
+ gchar *tmp_cpufreq, *tmp_topology, *ret;
+
+ tmp_topology = g_strdup_printf(
+ "[Topology]\n"
+ "ID=%d\n"
+ "Socket=%s\n"
+ "Core=%s\n",
+ processor->id,
+ processor->package_id,
+ processor->core_id);
+
+ if (processor->cpukhz_min || processor->cpukhz_max || processor->cpukhz_cur) {
+ tmp_cpufreq = g_strdup_printf(
+ "[Frequency Scaling]\n"
+ "Minimum=%d kHz\n"
+ "Maximum=%d kHz\n"
+ "Current=%d kHz\n"
+ "Transition Latency=%d ns\n"
+ "Governor=%s\n"
+ "Driver=%s\n",
+ processor->cpukhz_min,
+ processor->cpukhz_max,
+ processor->cpukhz_cur,
+ processor->transition_latency,
+ processor->scaling_governor,
+ processor->scaling_driver);
+ } else {
+ tmp_cpufreq = g_strdup_printf(
+ "[Frequency Scaling]\n"
+ "Driver=%s\n",
+ processor->scaling_driver);
+ }
+
+ ret = g_strdup_printf("[Processor]\n"
+ "Model=%s\n"
+ "Revision=%s\n"
+ "Frequency=%.2f MHz\n"
+ "BogoMips=%.2f\n"
+ "Byte Order="
#if G_BYTE_ORDER == G_LITTLE_ENDIAN
- "Little Endian"
+ "Little Endian"
#else
- "Big Endian"
+ "Big Endian"
#endif
- );
+ "\n"
+ "%s" /* topology */
+ "%s" /* frequency scaling */
+ "%s",/* empty */
+ processor->model_name,
+ processor->revision,
+ processor->cpu_mhz,
+ processor->bogomips,
+ tmp_topology,
+ tmp_cpufreq,
+ "");
+ g_free(tmp_cpufreq);
+ g_free(tmp_topology);
+ return ret;
+}
+
+gchar *processor_get_info(GSList * processors)
+{
+ Processor *processor;
+
+ if (g_slist_length(processors) > 1) {
+ gchar *ret, *tmp, *hashkey;
+ GSList *l;
+
+ tmp = g_strdup("");
+
+ for (l = processors; l; l = l->next) {
+ processor = (Processor *) l->data;
+
+ tmp = g_strdup_printf(_("%s$CPU%d$%s=%.2fMHz\n"),
+ tmp, processor->id,
+ processor->model_name,
+ processor->cpu_mhz);
+
+ hashkey = g_strdup_printf("CPU%d", processor->id);
+ moreinfo_add_with_prefix("DEV", hashkey,
+ processor_get_detailed_info(processor));
+ g_free(hashkey);
+ }
+
+ ret = g_strdup_printf("[$ShellParam$]\n"
+ "ViewType=1\n"
+ "[Processors]\n"
+ "%s", tmp);
+ g_free(tmp);
+
+ return ret;
+ }
+
+ processor = (Processor *) processors->data;
+ return processor_get_detailed_info(processor);
}
generated by cgit v1.2.3 (git 2.39.1) at 2025-10-31 03:24:57 +0000