hw/misc/imx7_snvs: Trace MMIO access

Signed-off-by: Bernhard Beschow <shentey@gmail.com>
Reviewed-by: Philippe Mathieu-Daudé <philmd@linaro.org>
Message-id: 20231028122415.14869-4-shentey@gmail.com
Signed-off-by: Peter Maydell <peter.maydell@linaro.org>

diff --git a/hw/misc/imx7_snvs.c b/hw/misc/imx7_snvs.c
index ee7698b..a245f96 100644 (file)
--- a/hw/misc/imx7_snvs.c
+++ b/hw/misc/imx7_snvs.c
@@ -16,9 +16,12 @@
 #include "hw/misc/imx7_snvs.h"
 #include "qemu/module.h"
 #include "sysemu/runstate.h"
+#include "trace.h"
 
 static uint64_t imx7_snvs_read(void *opaque, hwaddr offset, unsigned size)
 {
+    trace_imx7_snvs_read(offset, 0);
+
     return 0;
 }
 
@@ -28,6 +31,8 @@ static void imx7_snvs_write(void *opaque, hwaddr offset,
     const uint32_t value = v;
     const uint32_t mask  = SNVS_LPCR_TOP | SNVS_LPCR_DP_EN;
 
+    trace_imx7_snvs_write(offset, value);
+
     if (offset == SNVS_LPCR && ((value & mask) == mask)) {
         qemu_system_shutdown_request(SHUTDOWN_CAUSE_GUEST_SHUTDOWN);
     }

diff --git a/hw/misc/trace-events b/hw/misc/trace-events
index 24ba7cc..426a847 100644 (file)
--- a/hw/misc/trace-events
+++ b/hw/misc/trace-events
@@ -115,6 +115,10 @@ msf2_sysreg_write_pll_status(void) "Invalid write to read only PLL status regist
 imx7_gpr_read(uint64_t offset) "addr 0x%08" PRIx64
 imx7_gpr_write(uint64_t offset, uint64_t value) "addr 0x%08" PRIx64 "value 0x%08" PRIx64
 
+# imx7_snvs.c
+imx7_snvs_read(uint64_t offset, uint32_t value) "addr 0x%08" PRIx64 "value 0x%08" PRIx32
+imx7_snvs_write(uint64_t offset, uint32_t value) "addr 0x%08" PRIx64 "value 0x%08" PRIx32
+
 # mos6522.c
 mos6522_set_counter(int index, unsigned int val) "T%d.counter=%d"
 mos6522_get_next_irq_time(uint16_t latch, int64_t d, int64_t delta) "latch=%d counter=0x%"PRIx64 " delta_next=0x%"PRIx64