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authorBernhard Beschow <shentey@gmail.com>2024-11-05 10:09:59 +0000
committerPeter Maydell <peter.maydell@linaro.org>2024-11-05 10:09:59 +0000
commite8217c573f9777d90333f5f92aa35d3ae71a7bd6 (patch)
tree626ab0354b5b6a7c548ca592a688ef9532fba19b
parenta5c02408c1de0a0592d90f153328a4295b6fbca6 (diff)
hw/rtc/ds1338: Trace send and receive operations
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org> Signed-off-by: Bernhard Beschow <shentey@gmail.com> Message-id: 20241103143330.123596-2-shentey@gmail.com Signed-off-by: Peter Maydell <peter.maydell@linaro.org>
-rw-r--r--hw/rtc/ds1338.c6
-rw-r--r--hw/rtc/trace-events4
2 files changed, 10 insertions, 0 deletions
diff --git a/hw/rtc/ds1338.c b/hw/rtc/ds1338.c
index a5fe221418..929a92f7bd 100644
--- a/hw/rtc/ds1338.c
+++ b/hw/rtc/ds1338.c
@@ -17,6 +17,7 @@
#include "qemu/module.h"
#include "qom/object.h"
#include "sysemu/rtc.h"
+#include "trace.h"
/* Size of NVRAM including both the user-accessible area and the
* secondary register area.
@@ -126,6 +127,9 @@ static uint8_t ds1338_recv(I2CSlave *i2c)
uint8_t res;
res = s->nvram[s->ptr];
+
+ trace_ds1338_recv(s->ptr, res);
+
inc_regptr(s);
return res;
}
@@ -134,6 +138,8 @@ static int ds1338_send(I2CSlave *i2c, uint8_t data)
{
DS1338State *s = DS1338(i2c);
+ trace_ds1338_send(s->ptr, data);
+
if (s->addr_byte) {
s->ptr = data & (NVRAM_SIZE - 1);
s->addr_byte = false;
diff --git a/hw/rtc/trace-events b/hw/rtc/trace-events
index ebb311a5b0..8012afe102 100644
--- a/hw/rtc/trace-events
+++ b/hw/rtc/trace-events
@@ -22,6 +22,10 @@ pl031_set_alarm(uint32_t ticks) "alarm set for %u ticks"
aspeed_rtc_read(uint64_t addr, uint64_t value) "addr 0x%02" PRIx64 " value 0x%08" PRIx64
aspeed_rtc_write(uint64_t addr, uint64_t value) "addr 0x%02" PRIx64 " value 0x%08" PRIx64
+# ds1338.c
+ds1338_recv(uint32_t addr, uint8_t value) "[0x%" PRIx32 "] -> 0x%02" PRIx8
+ds1338_send(uint32_t addr, uint8_t value) "[0x%" PRIx32 "] <- 0x%02" PRIx8
+
# m48t59.c
m48txx_nvram_io_read(uint64_t addr, uint64_t value) "io read addr:0x%04" PRIx64 " value:0x%02" PRIx64
m48txx_nvram_io_write(uint64_t addr, uint64_t value) "io write addr:0x%04" PRIx64 " value:0x%02" PRIx64