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capture: Move default trace data

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Provide the default trace data in a separate file to avoid issues on targets
with a small-data area.

Close #3883.
This commit is contained in:
Sebastian Huber
2020-09-20 15:09:48 +02:00
parent 2b1a4ac84f
commit 9f2a2075fc
4 changed files with 63 additions and 28 deletions
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36
cpukit/libmisc/capture/rtems-trace-buffer-default.c Normal file
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@@ -0,0 +1,36 @@
/*
* Copyright (c) 2015 Chris Johns <chrisj@rtems.org>
*
* The license and distribution terms for this file may be
* found in the file LICENSE in this distribution or at
* http://www.rtems.org/license/LICENSE.
*/
#include <rtems/trace/rtems-trace-buffer-vars.h>
/**
* External Trace Linker and TBG data. We provide weak versions to allow us to
* link and be present in an application that has not been trace linked.
*/
/*
* Trace linker data.
*/
uint32_t __rtld_trace_names_size __attribute__ ((weak));
const char *const __rtld_trace_names[1] __attribute__ ((weak));
uint32_t __rtld_trace_enables_size __attribute__ ((weak));
const uint32_t __rtld_trace_enables[1] __attribute__ ((weak));
uint32_t __rtld_trace_triggers_size __attribute__ ((weak));
const uint32_t __rtld_trace_triggers[1] __attribute__ ((weak));
const __rtld_trace_sig __rtld_trace_signatures[1] __attribute__ ((weak));
/*
* Trace buffer generator data.
*/
const bool __rtld_tbg_present __attribute__ ((weak));
const uint32_t __rtld_tbg_mode __attribute__ ((weak));
const uint32_t __rtld_tbg_buffer_size __attribute__ ((weak));
uint32_t __rtld_tbg_buffer[1] __attribute__ ((weak));
volatile uint32_t __rtld_tbg_buffer_in __attribute__ ((weak));
volatile bool __rtld_tbg_finished __attribute__ ((weak));
volatile bool __rtld_tbg_triggered __attribute__ ((weak));