On 2/10/21 12:54 PM, Philippe Mathieu-Daudé wrote:
> On 2/4/21 11:37 PM, Hao Wu wrote:
>> I don't see this error. It could be some error in the clock that the
>> timer module does not get a correct clock input.
>> How do you reproduce this?
> 
> I got it only once, can not reproduce, but it happened on our CI too:
> https://gitlab.com/qemu-project/qemu/-/jobs/1006073367#L4430

Again earlier today:
https://gitlab.com/qemu-project/qemu/-/jobs/1364690563#L3996

ERROR:../tests/qtest/npcm7xx_timer-test.c:475:test_periodic_interrupt:
assertion failed (tim_read(td, TISR) == tim_timer_bit(td)): (0x00000000
== 0x00000010)
**
ERROR:../tests/qtest/npcm7xx_timer-test.c:476:test_periodic_interrupt:
'qtest_get_irq(global_qtest, tim_timer_irq(td))' should be TRUE
FAIL 179 qtest-arm/npcm7xx_timer-test
/arm/npcm7xx_timer/tim[2]/timer[4]/periodic_interrupt

> 
>>
>> On Thu, Feb 4, 2021 at 1:39 AM Philippe Mathieu-Daudé <f4...@amsat.org
>> <mailto:f4...@amsat.org>> wrote:
>>
>>     Hi,
>>
>>     On Tue, Jan 12, 2021 at 6:20 PM Peter Maydell
>>     <peter.mayd...@linaro.org <mailto:peter.mayd...@linaro.org>>
>>     wrote:
>>     >
>>     > From: Hao Wu <wuhao...@google.com <mailto:wuhao...@google.com>>
>>     >
>>     > This patch makes NPCM7XX Timer to use a the timer clock generated
>>     by the
>>     > CLK module instead of the magic number TIMER_REF_HZ.
>>     >
>>     > Reviewed-by: Havard Skinnemoen <hskinnem...@google.com
>>     <mailto:hskinnem...@google.com>>
>>     > Reviewed-by: Tyrone Ting <kft...@nuvoton.com
>>     <mailto:kft...@nuvoton.com>>
>>     > Signed-off-by: Hao Wu <wuhao...@google.com
>>     <mailto:wuhao...@google.com>>
>>     > Message-id: 20210108190945.949196-3-wuhao...@google.com
>>     <mailto:20210108190945.949196-3-wuhao...@google.com>
>>     > Reviewed-by: Peter Maydell <peter.mayd...@linaro.org
>>     <mailto:peter.mayd...@linaro.org>>
>>     > Signed-off-by: Peter Maydell <peter.mayd...@linaro.org
>>     <mailto:peter.mayd...@linaro.org>>
>>     > ---
>>     >  include/hw/misc/npcm7xx_clk.h    |  6 -----
>>     >  include/hw/timer/npcm7xx_timer.h |  1 +
>>     >  hw/arm/npcm7xx.c                 |  5 ++++
>>     >  hw/timer/npcm7xx_timer.c         | 39
>>     +++++++++++++++-----------------
>>     >  4 files changed, 24 insertions(+), 27 deletions(-)
>>
>>     Is that a spurious error (building with Clang)?
>>
>>     Running test qtest-arm/npcm7xx_timer-test
>>     ERROR:../tests/qtest/npcm7xx_timer-test.c:475:test_periodic_interrupt:
>>     assertion failed (tim_read(td, TISR) == tim_timer_bit(td)): (0x00000000
>>     == 0x00000004)
>>     ERROR:../tests/qtest/npcm7xx_timer-test.c:476:test_periodic_interrupt:
>>     'qtest_get_irq(global_qtest, tim_timer_irq(td))' should be TRUE
>>     FAIL 155 qtest-arm/npcm7xx_timer-test
>>     /arm/npcm7xx_timer/tim[2]/timer[2]/periodic_interrupt
>>     make: *** [Makefile.mtest:1033: run-test-127] Error 1
>>
> 

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