+// PicoVideo.debug_p\r
+#define PVD_KILL_A (1 << 0)\r
+#define PVD_KILL_B (1 << 1)\r
+#define PVD_KILL_S_LO (1 << 2)\r
+#define PVD_KILL_S_HI (1 << 3)\r
+#define PVD_KILL_32X (1 << 4)\r
+#define PVD_FORCE_A (1 << 5)\r
+#define PVD_FORCE_B (1 << 6)\r
+#define PVD_FORCE_S (1 << 7)\r
+\r
+// PicoVideo.status, not part of real SR\r
+#define SR_PAL (1 << 0)\r
+#define SR_DMA (1 << 1)\r
+#define SR_HB (1 << 2)\r
+#define SR_VB (1 << 3)\r
+#define SR_ODD (1 << 4)\r
+#define SR_C (1 << 5)\r
+#define SR_SOVR (1 << 6)\r
+#define SR_F (1 << 7)\r
+#define SR_FULL (1 << 8)\r
+#define SR_EMPT (1 << 9)\r
+// not part of real SR\r
+#define PVS_ACTIVE (1 << 16)\r
+#define PVS_VB2 (1 << 17) // ignores forced blanking\r
+\r