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l3m303d: added testerror command

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useful for testing error handling
This commit is contained in:
Andrew Tridgell
2015-01-01 08:44:50 +11:00
parent 5c1da70d0c
commit 2ac3a6fcf4
1 changed files with 34 additions and 2 deletions
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36
src/drivers/lsm303d/lsm303d.cpp
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@@ -237,6 +237,11 @@ public:
*/
void print_registers();
/**
* deliberately trigger an error
*/
void test_error();
protected:
virtual int probe();
@@ -1690,6 +1695,13 @@ LSM303D::print_registers()
}
}
void
LSM303D::test_error()
{
// trigger an error
write_reg(ADDR_CTRL_REG3, 0);
}
LSM303D_mag::LSM303D_mag(LSM303D *parent) :
CDev("LSM303D_mag", LSM303D_DEVICE_PATH_MAG),
_parent(parent),
@@ -1969,10 +1981,24 @@ regdump()
exit(0);
}
/**
* trigger an error
*/
void
test_error()
{
if (g_dev == nullptr)
errx(1, "driver not running\n");
g_dev->test_error();
exit(0);
}
void
usage()
{
warnx("missing command: try 'start', 'info', 'test', 'reset', 'regdump'");
warnx("missing command: try 'start', 'info', 'test', 'reset', 'testerror' or 'regdump'");
warnx("options:");
warnx(" -X (external bus)");
warnx(" -R rotation");
@@ -2035,5 +2061,11 @@ lsm303d_main(int argc, char *argv[])
if (!strcmp(verb, "regdump"))
lsm303d::regdump();
errx(1, "unrecognized command, try 'start', 'test', 'reset', 'info', or 'regdump'");
/*
* trigger an error
*/
if (!strcmp(verb, "testerror"))
lsm303d::test_error();
errx(1, "unrecognized command, try 'start', 'test', 'reset', 'info', 'testerror' or 'regdump'");
}