1 files changed, 4 insertions, 0 deletions
diff --git a/core/cpu.c b/core/cpu.c
index c4a4d29..7af8fc6 100644
--- a/core/cpu.c
+++ b/core/cpu.c
@@ -354,6 +354,10 @@ void cpu_set_pm_enable(bool enabled)
 	if (proc_gen != proc_gen_p8)
 		return;
 
+	/* Public P8 Mambo has broken NAP */
+	if (chip_quirk(QUIRK_MAMBO_CALLOUTS))
+		return;
+
 	pm_enabled = enabled;
 
 	if (enabled)