+#if defined (__linux__)
+ char *cpuinfo, *line;
+ int arch;
+ pa_cpu_arm_flag_t flags = 0;
+
+ /* We need to read the CPU flags from /proc/cpuinfo because there is no user
+ * space support to get the CPU features. This only works on linux AFAIK. */
+ if (!(cpuinfo = get_cpuinfo ())) {
+ pa_log ("Can't read cpuinfo");
+ return;
+ }
+
+ /* get the CPU architecture */
+ if ((line = get_cpuinfo_line (cpuinfo, "CPU architecture"))) {
+ arch = strtoul (line, NULL, 0);
+ if (arch >= 6)
+ flags |= PA_CPU_ARM_V6;
+ if (arch >= 7)
+ flags |= PA_CPU_ARM_V7;
+
+ pa_xfree(line);
+ }
+ /* get the CPU features */
+ if ((line = get_cpuinfo_line (cpuinfo, "Features"))) {
+ char *state = NULL, *current;
+
+ while ((current = pa_split_spaces (line, &state))) {
+ if (!strcmp (current, "vfp"))
+ flags |= PA_CPU_ARM_VFP;
+ else if (!strcmp (current, "edsp"))
+ flags |= PA_CPU_ARM_EDSP;
+ else if (!strcmp (current, "neon"))
+ flags |= PA_CPU_ARM_NEON;
+ else if (!strcmp (current, "vfpv3"))
+ flags |= PA_CPU_ARM_VFPV3;
+
+ pa_xfree(current);
+ }
+ }
+ pa_xfree(cpuinfo);
+
+ pa_log_info ("CPU flags: %s%s%s%s%s%s",
+ (flags & PA_CPU_ARM_V6) ? "V6 " : "",
+ (flags & PA_CPU_ARM_V7) ? "V7 " : "",
+ (flags & PA_CPU_ARM_VFP) ? "VFP " : "",
+ (flags & PA_CPU_ARM_EDSP) ? "EDSP " : "",
+ (flags & PA_CPU_ARM_NEON) ? "NEON " : "",
+ (flags & PA_CPU_ARM_VFPV3) ? "VFPV3 " : "");
+#else /* defined (__linux__) */
+ pa_log ("ARM cpu features not yet supported on this OS");
+#endif /* defined (__linux__) */