tests/qtest/sse-timer-test.c

2  * QTest testcase for the SSE timer device
18 #include "libqtest-single.h"
21  * SSE-123/SSE-300 timer in the mps3-an547 board, where it is driven
26 /* PERIPHNSPPC0 register in the SSE-300 Secure Access Configuration block */
39 /* SSE timer register offsets */
59      * need to move the timer forward the specified number of ticks.  in clock_step_ticks()
69      * Reset the system counter and the timer between tests. This  in reset_counter_and_timer()
104     /* Basic timer functionality test */  in test_timer()
108      * The timer is behind a Peripheral Protection Controller, and  in test_timer()
109      * qtest accesses are always non-secure (no memory attributes),  in test_timer()
114     /* We must enable the System Counter or the timer won't run. */  in test_timer()
117     /* Timer starts disabled and with a counter of 0 */  in test_timer()
125     /* Is the timer ticking? */  in test_timer()
142     /* Now exercise the auto-reload part of the timer */  in test_timer()
177      * non-autoinc mode because otherwise it takes forever as the  in test_timer()
178      * timer has to emulate all the 'reload at t + N, t + 2N, etc'  in test_timer()
195      * Test that the timer responds correctly to counter  in test_timer_scale_change()
196      * scaling changes while it has an active timer.  in test_timer_scale_change()
199     /* Give ourselves access to the timer, and enable the counter and timer */  in test_timer_scale_change()
213     /* Advance to where the timer would have fired and check it has not */  in test_timer_scale_change()
216     /* Advance to where the timer must fire at the new clock rate */  in test_timer_scale_change()
229     qtest_start("-machine mps3-an547");  in main()
231     qtest_add_func("/sse-timer/counter", test_counter);  in main()
232     qtest_add_func("/sse-timer/timer", test_timer);  in main()
233     qtest_add_func("/sse-timer/timer-scale-change", test_timer_scale_change);  in main()