linux-gen: system: implement system info print

Print API, impl name, CPU model/freq, cache line size and
CPU count by default. Print CPU flags in case of x86.

Signed-off-by: Petri Savolainen <petri.savolainen@linaro.org>
Reviewed-and-tested-by: Bill Fischofer <bill.fischofer@linaro.org>
Signed-off-by: Maxim Uvarov <maxim.uvarov@linaro.org>

7 files changed, 53 insertions, 0 deletions

diff --git a/platform/linux-generic/arch/arm/odp_sysinfo_parse.c b/platform/linux-generic/arch/arm/odp_sysinfo_parse.c
index 53e2aaeaf..8ae2022ac 100644
--- a/platform/linux-generic/arch/arm/odp_sysinfo_parse.c
+++ b/platform/linux-generic/arch/arm/odp_sysinfo_parse.c
@@ -25,3 +25,7 @@ uint64_t odp_cpu_hz_current(int id ODP_UNUSED)
 {
 	return 0;
 }
+
+void sys_info_print_arch(void)
+{
+}
diff --git a/platform/linux-generic/arch/default/odp_sysinfo_parse.c b/platform/linux-generic/arch/default/odp_sysinfo_parse.c
index 53e2aaeaf..8ae2022ac 100644
--- a/platform/linux-generic/arch/default/odp_sysinfo_parse.c
+++ b/platform/linux-generic/arch/default/odp_sysinfo_parse.c
@@ -25,3 +25,7 @@ uint64_t odp_cpu_hz_current(int id ODP_UNUSED)
 {
 	return 0;
 }
+
+void sys_info_print_arch(void)
+{
+}
diff --git a/platform/linux-generic/arch/mips64/odp_sysinfo_parse.c b/platform/linux-generic/arch/mips64/odp_sysinfo_parse.c
index 407264b7f..d6f75f283 100644
--- a/platform/linux-generic/arch/mips64/odp_sysinfo_parse.c
+++ b/platform/linux-generic/arch/mips64/odp_sysinfo_parse.c
@@ -62,3 +62,7 @@ uint64_t odp_cpu_hz_current(int id ODP_UNUSED)
 {
 	return 0;
 }
+
+void sys_info_print_arch(void)
+{
+}
diff --git a/platform/linux-generic/arch/powerpc/odp_sysinfo_parse.c b/platform/linux-generic/arch/powerpc/odp_sysinfo_parse.c
index 3b88d55b6..bd4b9b429 100644
--- a/platform/linux-generic/arch/powerpc/odp_sysinfo_parse.c
+++ b/platform/linux-generic/arch/powerpc/odp_sysinfo_parse.c
@@ -61,3 +61,7 @@ uint64_t odp_cpu_hz_current(int id ODP_UNUSED)
 {
 	return 0;
 }
+
+void sys_info_print_arch(void)
+{
+}
diff --git a/platform/linux-generic/arch/x86/odp_sysinfo_parse.c b/platform/linux-generic/arch/x86/odp_sysinfo_parse.c
index 96127ec67..d77165a41 100644
--- a/platform/linux-generic/arch/x86/odp_sysinfo_parse.c
+++ b/platform/linux-generic/arch/x86/odp_sysinfo_parse.c
@@ -5,6 +5,7 @@
  */
 
 #include <odp_internal.h>
+#include <arch/x86/cpu_flags.h>
 #include <string.h>
 
 int cpuinfo_parser(FILE *file, system_info_t *sysinfo)
@@ -73,3 +74,8 @@ uint64_t odp_cpu_hz_current(int id)
 
 	return 0;
 }
+
+void sys_info_print_arch(void)
+{
+	cpu_flags_print_all();
+}
diff --git a/platform/linux-generic/include/odp_internal.h b/platform/linux-generic/include/odp_internal.h
index e1267cff7..8bae028d9 100644
--- a/platform/linux-generic/include/odp_internal.h
+++ b/platform/linux-generic/include/odp_internal.h
@@ -128,6 +128,7 @@ int _odp_ishm_term_local(void);
 
 int cpuinfo_parser(FILE *file, system_info_t *sysinfo);
 uint64_t odp_cpu_hz_current(int id);
+void sys_info_print_arch(void);
 
 #ifdef __cplusplus
 }
diff --git a/platform/linux-generic/odp_system_info.c b/platform/linux-generic/odp_system_info.c
index 18c61dbe7..40ffca078 100644
--- a/platform/linux-generic/odp_system_info.c
+++ b/platform/linux-generic/odp_system_info.c
@@ -14,6 +14,7 @@
 #include <odp_posix_extensions.h>
 
 #include <odp/api/system_info.h>
+#include <odp/api/version.h>
 #include <odp_internal.h>
 #include <odp_debug_internal.h>
 #include <odp/api/align.h>
@@ -405,3 +406,32 @@ int odp_cpu_count(void)
 {
 	return odp_global_data.system_info.cpu_count;
 }
+
+void odp_sys_info_print(void)
+{
+	int len;
+	int max_len = 512;
+	char str[max_len];
+
+	len = snprintf(str, max_len, "\n"
+		       "ODP system info\n"
+		       "---------------\n"
+		       "ODP API version: %s\n"
+		       "ODP impl name:   %s\n"
+		       "CPU model:       %s\n"
+		       "CPU freq (hz):   %" PRIu64 "\n"
+		       "Cache line size: %i\n"
+		       "CPU count:       %i\n"
+		       "\n",
+		       odp_version_api_str(),
+		       odp_version_impl_name(),
+		       odp_cpu_model_str(),
+		       odp_cpu_hz_max(),
+		       odp_sys_cache_line_size(),
+		       odp_cpu_count());
+
+	str[len] = '\0';
+	ODP_PRINT("%s", str);
+
+	sys_info_print_arch();
+}