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STM32 I2C: Add strings to decode trace events. From David Sidrane

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This commit is contained in:
Gregory Nutt 2014-12-26 08:35:21 -06:00
parent 831167f806
commit 570943bd71
1 changed files with 24 additions and 3 deletions
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27
arch/arm/src/stm32/stm32_i2c.c
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@ -372,6 +372,27 @@ static int stm32_i2c_transfer(FAR struct i2c_dev_s *dev, FAR struct i2c_msg_s *m
* Private Data
************************************************************************************/
/* Trace events strings */
#ifdef CONFIG_I2C_TRACE
static const char *g_trace_names[] =
{
"NONE ",
"SENDADDR ",
"SENDBYTE ",
"ITBUFEN ",
"RCVBYTE ",
"REITBUFEN ",
"DISITBUFEN",
"BTFNOSTART",
"BTFRESTART",
"BTFSTOP ",
"ERROR "
};
#endif
/* I2C device structures */
#ifdef CONFIG_STM32_I2C1
static const struct stm32_i2c_config_s stm32_i2c1_config =
{
@ -932,9 +953,9 @@ static void stm32_i2c_tracedump(FAR struct stm32_i2c_priv_s *priv)
{
trace = &priv->trace[i];
syslog(LOG_DEBUG,
"%2d. STATUS: %08x COUNT: %3d EVENT: %2d PARM: %08x TIME: %d\n",
i+1, trace->status, trace->count, trace->event, trace->parm,
trace->time - priv->start_time);
"%2d. STATUS: %08x COUNT: %3d EVENT: %s(%2d) PARM: %08x TIME: %d\n",
i+1, trace->status, trace->count, g_trace_names[trace->event],
trace->event, trace->parm, trace->time - priv->start_time);
}
}
#endif /* CONFIG_I2C_TRACE */