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

[gaosong]

在 2023/8/19 上午1:20, Philippe Mathieu-Daudé 写道:

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

Signed-off-by: Philippe Mathieu-Daudé <phi...@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)

Reviewed-by: Song Gao <gaos...@loongson.cn>

Thanks.
Song Gao