From: Kelvin Cheung <keguang.zh...@gmail.com> When CPU frequency info under /sys is available, use the real value instead of default value.
Signed-off-by: Kelvin Cheung <keguang.zh...@gmail.com> Signed-off-by: Keguang Zhang <keguang.zh...@spreadtrum.com> --- /** Email created from pull request 171 (kelvincheung:master) ** https://github.com/Linaro/odp/pull/171 ** Patch: https://github.com/Linaro/odp/pull/171.patch ** Base sha: d6e2cd7830bd474e78980414ad7046443a4a3720 ** Merge commit sha: b4c1e346698b9fe1d192b04c6ce6a5cf6965f3f7 **/ platform/linux-generic/odp_system_info.c | 18 ++++++++++++++++++ 1 file changed, 18 insertions(+) diff --git a/platform/linux-generic/odp_system_info.c b/platform/linux-generic/odp_system_info.c index d6eeb786..20016358 100644 --- a/platform/linux-generic/odp_system_info.c +++ b/platform/linux-generic/odp_system_info.c @@ -310,6 +310,7 @@ static int system_hp(hugepage_info_t *hugeinfo) */ int odp_system_info_init(void) { + int i; FILE *file; memset(&odp_global_data.system_info, 0, sizeof(system_info_t)); @@ -326,6 +327,23 @@ int odp_system_info_init(void) fclose(file); + for (i = 0; i < MAX_CPU_NUMBER; i++) { + char temp[256], *endptr = NULL; + snprintf(temp, sizeof(temp), + "/sys/devices/system/cpu/cpu%d/cpufreq/cpuinfo_max_freq", + i); + + file = fopen(temp, "r"); + if (file == NULL) + continue; + + if (fgets(temp, sizeof(temp), file) == temp) + odp_global_data.system_info.cpu_hz_max[i] = + strtoull(temp, &endptr, 0); + + fclose(file); + } + if (systemcpu(&odp_global_data.system_info)) { ODP_ERR("systemcpu failed\n"); return -1;
