From 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 Mon Sep 17 00:00:00 2001 From: Daniel Baumann Date: Sat, 27 Apr 2024 12:05:51 +0200 Subject: Adding upstream version 5.10.209. Signed-off-by: Daniel Baumann --- tools/perf/arch/nds32/util/header.c | 29 +++++++++++++++++++++++++++++ 1 file changed, 29 insertions(+) create mode 100644 tools/perf/arch/nds32/util/header.c (limited to 'tools/perf/arch/nds32/util/header.c') diff --git a/tools/perf/arch/nds32/util/header.c b/tools/perf/arch/nds32/util/header.c new file mode 100644 index 000000000..ef9dbdbe7 --- /dev/null +++ b/tools/perf/arch/nds32/util/header.c @@ -0,0 +1,29 @@ +// SPDX-License-Identifier: GPL-2.0 +// Copyright (C) 2005-2017 Andes Technology Corporation + +#include +#include +#include +#include "header.h" + +#define STR_LEN 1024 + +char *get_cpuid_str(struct perf_pmu *pmu) +{ + /* In nds32, we only have one cpu */ + char *buf = NULL; + struct cpu_map *cpus; + const char *sysfs = sysfs__mountpoint(); + + if (!sysfs || !pmu || !pmu->cpus) + return NULL; + + buf = malloc(STR_LEN); + if (!buf) + return NULL; + + cpus = cpu_map__get(pmu->cpus); + sprintf(buf, "0x%x", cpus->nr - 1); + cpu_map__put(cpus); + return buf; +} -- cgit v1.2.3