32x: improve irq handling + few bugfixes

[picodrive.git] / pico / 32x / 32x.c

diff --git a/pico/32x/32x.c b/pico/32x/32x.c
index 94286ac..e7779b9 100644 (file)
--- a/pico/32x/32x.c
+++ b/pico/32x/32x.c
@@ -19,7 +19,7 @@ static int REGPARM(2) sh2_irq_cb(SH2 *sh2, int level)
   }
 }
 
-void p32x_update_irls(void)
+void p32x_update_irls(int nested_call)
 {
   int irqs, mlvl = 0, slvl = 0;
 
@@ -36,8 +36,8 @@ void p32x_update_irls(void)
   slvl *= 2;
 
   elprintf(EL_32X, "update_irls: m %d, s %d", mlvl, slvl);
-  sh2_irl_irq(&msh2, mlvl);
-  sh2_irl_irq(&ssh2, slvl);
+  sh2_irl_irq(&msh2, mlvl, nested_call);
+  sh2_irl_irq(&ssh2, slvl, nested_call);
   mlvl = mlvl ? 1 : 0;
   slvl = slvl ? 1 : 0;
   p32x_poll_event(mlvl | (slvl << 1), 0);
@@ -141,7 +141,7 @@ void PicoReset32x(void)
 {
   if (PicoAHW & PAHW_32X) {
     Pico32x.sh2irqs |= P32XI_VRES;
-    p32x_update_irls();
+    p32x_update_irls(0);
     p32x_poll_event(3, 0);
   }
 }
@@ -149,7 +149,11 @@ void PicoReset32x(void)
 static void p32x_start_blank(void)
 {
   if (Pico32xDrawMode != PDM32X_OFF && !PicoSkipFrame) {
-    int offs = 8, lines = 224;
+    int offs, lines;
+
+    pprof_start(draw);
+
+    offs = 8; lines = 224;
     if ((Pico.video.reg[1] & 8) && !(PicoOpt & POPT_ALT_RENDERER)) {
       offs = 0;
       lines = 240;
@@ -167,6 +171,8 @@ static void p32x_start_blank(void)
     }
     else if (Pico32xDrawMode != PDM32X_32X_ONLY)
       PicoDraw32xLayerMdOnly(offs, lines);
+
+    pprof_end(draw);
   }
 
   // enter vblank
@@ -180,7 +186,7 @@ static void p32x_start_blank(void)
   }
 
   Pico32x.sh2irqs |= P32XI_VINT;
-  p32x_update_irls();
+  p32x_update_irls(0);
   p32x_poll_event(3, 1);
 }