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-rw-r--r--platform/linux-generic/arch/linux/odp/cpu_arch.h22
-rw-r--r--platform/linux-generic/arch/linux/odp_cpu_arch.c (renamed from platform/linux-generic/arch/linux/odp_cpu_cycles.c)2
-rw-r--r--platform/linux-generic/arch/linux/odp_sysinfo_parse.c19
-rw-r--r--platform/linux-generic/arch/mips64/odp/cpu_arch.h26
-rw-r--r--platform/linux-generic/arch/mips64/odp_cpu_arch.c (renamed from platform/linux-generic/arch/mips64/odp_cpu_cycles.c)0
-rw-r--r--platform/linux-generic/arch/mips64/odp_sysinfo_parse.c64
l---------platform/linux-generic/arch/powerpc/odp/cpu_arch.h1
l---------platform/linux-generic/arch/powerpc/odp_cpu_arch.c1
-rw-r--r--platform/linux-generic/arch/powerpc/odp_sysinfo_parse.c63
-rw-r--r--platform/linux-generic/arch/x86/odp/cpu_arch.h27
-rw-r--r--platform/linux-generic/arch/x86/odp_cpu_arch.c (renamed from platform/linux-generic/arch/x86/odp_cpu_cycles.c)0
-rw-r--r--platform/linux-generic/arch/x86/odp_sysinfo_parse.c73
12 files changed, 297 insertions, 1 deletions
diff --git a/platform/linux-generic/arch/linux/odp/cpu_arch.h b/platform/linux-generic/arch/linux/odp/cpu_arch.h
new file mode 100644
index 000000000..1c79f875c
--- /dev/null
+++ b/platform/linux-generic/arch/linux/odp/cpu_arch.h
@@ -0,0 +1,22 @@
+/* Copyright (c) 2016, Linaro Limited
+ * All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef ODP_PLAT_CPU_ARCH_H_
+#define ODP_PLAT_CPU_ARCH_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+static inline void odp_cpu_pause(void)
+{
+}
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/platform/linux-generic/arch/linux/odp_cpu_cycles.c b/platform/linux-generic/arch/linux/odp_cpu_arch.c
index 7509bf28b..3112d0cd0 100644
--- a/platform/linux-generic/arch/linux/odp_cpu_cycles.c
+++ b/platform/linux-generic/arch/linux/odp_cpu_arch.c
@@ -27,7 +27,7 @@ uint64_t odp_cpu_cycles(void)
if (ret != 0)
ODP_ABORT("clock_gettime failed\n");
- hz = odp_sys_cpu_hz();
+ hz = odp_cpu_hz_max();
sec = (uint64_t)time.tv_sec;
ns = (uint64_t)time.tv_nsec;
diff --git a/platform/linux-generic/arch/linux/odp_sysinfo_parse.c b/platform/linux-generic/arch/linux/odp_sysinfo_parse.c
new file mode 100644
index 000000000..8ff6f48d2
--- /dev/null
+++ b/platform/linux-generic/arch/linux/odp_sysinfo_parse.c
@@ -0,0 +1,19 @@
+/* Copyright (c) 2016, Linaro Limited
+ * All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <odp_internal.h>
+#include <string.h>
+
+int odp_cpuinfo_parser(FILE *file ODP_UNUSED,
+ odp_system_info_t *sysinfo ODP_UNUSED)
+{
+ return 0;
+}
+
+uint64_t odp_cpu_hz_current(int id ODP_UNUSED)
+{
+ return 0;
+}
diff --git a/platform/linux-generic/arch/mips64/odp/cpu_arch.h b/platform/linux-generic/arch/mips64/odp/cpu_arch.h
new file mode 100644
index 000000000..3bfa0dcde
--- /dev/null
+++ b/platform/linux-generic/arch/mips64/odp/cpu_arch.h
@@ -0,0 +1,26 @@
+/* Copyright (c) 2016, Linaro Limited
+ * All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef ODP_PLAT_CPU_ARCH_H_
+#define ODP_PLAT_CPU_ARCH_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+static inline void odp_cpu_pause(void)
+{
+ __asm__ __volatile__ ("nop");
+ __asm__ __volatile__ ("nop");
+ __asm__ __volatile__ ("nop");
+ __asm__ __volatile__ ("nop");
+}
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/platform/linux-generic/arch/mips64/odp_cpu_cycles.c b/platform/linux-generic/arch/mips64/odp_cpu_arch.c
index a20a31325..a20a31325 100644
--- a/platform/linux-generic/arch/mips64/odp_cpu_cycles.c
+++ b/platform/linux-generic/arch/mips64/odp_cpu_arch.c
diff --git a/platform/linux-generic/arch/mips64/odp_sysinfo_parse.c b/platform/linux-generic/arch/mips64/odp_sysinfo_parse.c
new file mode 100644
index 000000000..53074f7bd
--- /dev/null
+++ b/platform/linux-generic/arch/mips64/odp_sysinfo_parse.c
@@ -0,0 +1,64 @@
+/* Copyright (c) 2016, Linaro Limited
+ * All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <odp_internal.h>
+#include <string.h>
+
+int odp_cpuinfo_parser(FILE *file, odp_system_info_t *sysinfo)
+{
+ char str[1024];
+ char *pos;
+ double mhz = 0.0;
+ uint64_t hz;
+ int model = 0;
+ int count = 2;
+ int id = 0;
+
+ strcpy(sysinfo->cpu_arch_str, "mips64");
+ while (fgets(str, sizeof(str), file) != NULL && id < MAX_CPU_NUMBER) {
+ if (!mhz) {
+ pos = strstr(str, "BogoMIPS");
+
+ if (pos)
+ if (sscanf(pos, "BogoMIPS : %lf", &mhz) == 1) {
+ /* bogomips seems to be 2x freq */
+ hz = (uint64_t)(mhz * 1000000.0 / 2.0);
+ sysinfo->cpu_hz_max[id] = hz;
+ count--;
+ }
+ }
+
+ if (!model) {
+ pos = strstr(str, "cpu model");
+
+ if (pos) {
+ int len;
+
+ pos = strchr(str, ':');
+ strncpy(sysinfo->model_str[id], pos + 2,
+ sizeof(sysinfo->model_str[id]));
+ len = strlen(sysinfo->model_str[id]);
+ sysinfo->model_str[id][len - 1] = 0;
+ model = 1;
+ count--;
+ }
+ }
+
+ if (count == 0) {
+ mhz = 0.0;
+ model = 0;
+ count = 2;
+ id++;
+ }
+ }
+
+ return 0;
+}
+
+uint64_t odp_cpu_hz_current(int id ODP_UNUSED)
+{
+ return 0;
+}
diff --git a/platform/linux-generic/arch/powerpc/odp/cpu_arch.h b/platform/linux-generic/arch/powerpc/odp/cpu_arch.h
new file mode 120000
index 000000000..0617d7fa1
--- /dev/null
+++ b/platform/linux-generic/arch/powerpc/odp/cpu_arch.h
@@ -0,0 +1 @@
+../../linux/odp/cpu_arch.h \ No newline at end of file
diff --git a/platform/linux-generic/arch/powerpc/odp_cpu_arch.c b/platform/linux-generic/arch/powerpc/odp_cpu_arch.c
new file mode 120000
index 000000000..c5fe40085
--- /dev/null
+++ b/platform/linux-generic/arch/powerpc/odp_cpu_arch.c
@@ -0,0 +1 @@
+../linux/odp_cpu_arch.c \ No newline at end of file
diff --git a/platform/linux-generic/arch/powerpc/odp_sysinfo_parse.c b/platform/linux-generic/arch/powerpc/odp_sysinfo_parse.c
new file mode 100644
index 000000000..99457cec4
--- /dev/null
+++ b/platform/linux-generic/arch/powerpc/odp_sysinfo_parse.c
@@ -0,0 +1,63 @@
+/* Copyright (c) 2016, Linaro Limited
+ * All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <odp_internal.h>
+#include <string.h>
+
+int odp_cpuinfo_parser(FILE *file, odp_system_info_t *sysinfo)
+{
+ char str[1024];
+ char *pos;
+ double mhz = 0.0;
+ uint64_t hz;
+ int model = 0;
+ int count = 2;
+ int id = 0;
+
+ strcpy(sysinfo->cpu_arch_str, "powerpc");
+ while (fgets(str, sizeof(str), file) != NULL && id < MAX_CPU_NUMBER) {
+ if (!mhz) {
+ pos = strstr(str, "clock");
+
+ if (pos)
+ if (sscanf(pos, "clock : %lf", &mhz) == 1) {
+ hz = (uint64_t)(mhz * 1000000.0);
+ sysinfo->cpu_hz_max[id] = hz;
+ count--;
+ }
+ }
+
+ if (!model) {
+ pos = strstr(str, "cpu");
+
+ if (pos) {
+ int len;
+
+ pos = strchr(str, ':');
+ strncpy(sysinfo->model_str[id], pos + 2,
+ sizeof(sysinfo->model_str[id]));
+ len = strlen(sysinfo->model_str[id]);
+ sysinfo->model_str[id][len - 1] = 0;
+ model = 1;
+ count--;
+ }
+ }
+
+ if (count == 0) {
+ mhz = 0.0;
+ model = 0;
+ count = 2;
+ id++;
+ }
+ }
+
+ return 0;
+}
+
+uint64_t odp_cpu_hz_current(int id ODP_UNUSED)
+{
+ return 0;
+}
diff --git a/platform/linux-generic/arch/x86/odp/cpu_arch.h b/platform/linux-generic/arch/x86/odp/cpu_arch.h
new file mode 100644
index 000000000..997a95475
--- /dev/null
+++ b/platform/linux-generic/arch/x86/odp/cpu_arch.h
@@ -0,0 +1,27 @@
+/* Copyright (c) 2016, Linaro Limited
+ * All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#ifndef ODP_PLAT_CPU_ARCH_H_
+#define ODP_PLAT_CPU_ARCH_H_
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+static inline void odp_cpu_pause(void)
+{
+#ifdef __SSE2__
+ __asm__ __volatile__ ("pause");
+#else
+ __asm__ __volatile__ ("rep; nop");
+#endif
+}
+
+#ifdef __cplusplus
+}
+#endif
+
+#endif
diff --git a/platform/linux-generic/arch/x86/odp_cpu_cycles.c b/platform/linux-generic/arch/x86/odp_cpu_arch.c
index 1c5c0ec7f..1c5c0ec7f 100644
--- a/platform/linux-generic/arch/x86/odp_cpu_cycles.c
+++ b/platform/linux-generic/arch/x86/odp_cpu_arch.c
diff --git a/platform/linux-generic/arch/x86/odp_sysinfo_parse.c b/platform/linux-generic/arch/x86/odp_sysinfo_parse.c
new file mode 100644
index 000000000..816629dfa
--- /dev/null
+++ b/platform/linux-generic/arch/x86/odp_sysinfo_parse.c
@@ -0,0 +1,73 @@
+/* Copyright (c) 2016, Linaro Limited
+ * All rights reserved.
+ *
+ * SPDX-License-Identifier: BSD-3-Clause
+ */
+
+#include <odp_internal.h>
+#include <string.h>
+
+int odp_cpuinfo_parser(FILE *file, odp_system_info_t *sysinfo)
+{
+ char str[1024];
+ char *pos;
+ double ghz = 0.0;
+ uint64_t hz;
+ int id = 0;
+
+ strcpy(sysinfo->cpu_arch_str, "x86");
+ while (fgets(str, sizeof(str), file) != NULL && id < MAX_CPU_NUMBER) {
+ pos = strstr(str, "model name");
+ if (pos) {
+ pos = strchr(str, ':');
+ strncpy(sysinfo->model_str[id], pos + 2,
+ sizeof(sysinfo->model_str[id]));
+
+ pos = strchr(sysinfo->model_str[id], '@');
+ *(pos - 1) = '\0';
+ if (sscanf(pos, "@ %lfGHz", &ghz) == 1) {
+ hz = (uint64_t)(ghz * 1000000000.0);
+ sysinfo->cpu_hz_max[id] = hz;
+ }
+ id++;
+ }
+ }
+
+ return 0;
+}
+
+uint64_t odp_cpu_hz_current(int id)
+{
+ char str[1024];
+ FILE *file;
+ int cpu;
+ char *pos;
+ double mhz = 0.0;
+
+ file = fopen("/proc/cpuinfo", "rt");
+
+ /* find the correct processor instance */
+ while (fgets(str, sizeof(str), file) != NULL) {
+ pos = strstr(str, "processor");
+ if (pos) {
+ if (sscanf(pos, "processor : %d", &cpu) == 1)
+ if (cpu == id)
+ break;
+ }
+ }
+
+ /* extract the cpu current speed */
+ while (fgets(str, sizeof(str), file) != NULL) {
+ pos = strstr(str, "cpu MHz");
+ if (pos) {
+ if (sscanf(pos, "cpu MHz : %lf", &mhz) == 1)
+ break;
+ }
+ }
+
+ fclose(file);
+ if (mhz)
+ return (uint64_t)(mhz * 1000000.0);
+
+ return 0;
+}
generated by cgit v1.2.3 (git 2.25.1) at 2024-07-03 05:17:31 +0000