[PATCH v2 1/8] target/loongarch: Log I/O write accesses to CSR registers

["Philippe Mathieu-Daudé" <philmd@linaro.org>]

Various CSR registers have Read/Write fields. We might
want to see guest trying to change such registers.

Signed-off-by: Philippe Mathieu-Daudé <philmd@linaro.org>
---
 target/loongarch/cpu.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/target/loongarch/cpu.c b/target/loongarch/cpu.c
index ad93ecac92..7107968699 100644
--- a/target/loongarch/cpu.c
+++ b/target/loongarch/cpu.c
@@ -544,6 +544,8 @@ static void loongarch_cpu_realizefn(DeviceState *dev, Error **errp)
 static void loongarch_qemu_write(void *opaque, hwaddr addr,
                                  uint64_t val, unsigned size)
 {
+    qemu_log_mask(LOG_UNIMP, "[%s]: Unimplemented reg 0x%" HWADDR_PRIx "\n",
+                  __func__, addr);
 }
 
 static uint64_t loongarch_qemu_read(void *opaque, hwaddr addr, unsigned size)
-- 
2.41.0