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| author | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
|---|---|---|
| committer | Daniel Baumann <daniel.baumann@progress-linux.org> | 2024-04-27 10:05:51 +0000 |
| commit | 5d1646d90e1f2cceb9f0828f4b28318cd0ec7744 (patch) | |
| tree | a94efe259b9009378be6d90eb30d2b019d95c194 /tools/testing/selftests/powerpc/pmu/ebb/trace.h | |
| parent | Initial commit. (diff) | |
| download | linux-430c2fc249ea5c0536abd21c23382884005c9093.tar.xz linux-430c2fc249ea5c0536abd21c23382884005c9093.zip | |
Adding upstream version 5.10.209.upstream/5.10.209upstream
Signed-off-by: Daniel Baumann <daniel.baumann@progress-linux.org>
Diffstat (limited to 'tools/testing/selftests/powerpc/pmu/ebb/trace.h')
| -rw-r--r-- | tools/testing/selftests/powerpc/pmu/ebb/trace.h | 41 |
1 files changed, 41 insertions, 0 deletions
diff --git a/tools/testing/selftests/powerpc/pmu/ebb/trace.h b/tools/testing/selftests/powerpc/pmu/ebb/trace.h new file mode 100644 index 000000000..da2a3be54 --- /dev/null +++ b/tools/testing/selftests/powerpc/pmu/ebb/trace.h @@ -0,0 +1,41 @@ +/* SPDX-License-Identifier: GPL-2.0-only */ +/* + * Copyright 2014, Michael Ellerman, IBM Corp. + */ + +#ifndef _SELFTESTS_POWERPC_PMU_EBB_TRACE_H +#define _SELFTESTS_POWERPC_PMU_EBB_TRACE_H + +#include "utils.h" + +#define TRACE_TYPE_REG 1 +#define TRACE_TYPE_COUNTER 2 +#define TRACE_TYPE_STRING 3 +#define TRACE_TYPE_INDENT 4 +#define TRACE_TYPE_OUTDENT 5 + +struct trace_entry +{ + u8 type; + u8 length; + u8 data[]; +}; + +struct trace_buffer +{ + u64 size; + bool overflow; + void *tail; + u8 data[]; +}; + +struct trace_buffer *trace_buffer_allocate(u64 size); +int trace_log_reg(struct trace_buffer *tb, u64 reg, u64 value); +int trace_log_counter(struct trace_buffer *tb, u64 value); +int trace_log_string(struct trace_buffer *tb, char *str); +int trace_log_indent(struct trace_buffer *tb); +int trace_log_outdent(struct trace_buffer *tb); +void trace_buffer_print(struct trace_buffer *tb); +void trace_print_location(struct trace_buffer *tb); + +#endif /* _SELFTESTS_POWERPC_PMU_EBB_TRACE_H */ |