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-rw-r--r--include/hw/core/cpu.h3
1 files changed, 2 insertions, 1 deletions
diff --git a/include/hw/core/cpu.h b/include/hw/core/cpu.h
index 4385ce54c9..1bbf21b220 100644
--- a/include/hw/core/cpu.h
+++ b/include/hw/core/cpu.h
@@ -126,7 +126,8 @@ struct SysemuCPUOps;
  * @gdb_adjust_breakpoint: Callback for adjusting the address of a
  *       breakpoint.  Used by AVR to handle a gdb mis-feature with
  *       its Harvard architecture split code and data.
- * @gdb_num_core_regs: Number of core registers accessible to GDB.
+ * @gdb_num_core_regs: Number of core registers accessible to GDB or 0 to infer
+ *                     from @gdb_core_xml_file.
  * @gdb_core_xml_file: File name for core registers GDB XML description.
  * @gdb_stop_before_watchpoint: Indicates whether GDB expects the CPU to stop
  *           before the insn which triggers a watchpoint rather than after it.