gpfce patch part3

[fceu.git] / drivers / pc / vgatweak.c

diff --git a/drivers/pc/vgatweak.c b/drivers/pc/vgatweak.c
new file mode 100644 (file)
index 0000000..a04cf94
--- /dev/null
+++ b/drivers/pc/vgatweak.c
@@ -0,0 +1,168 @@
+/* This file is "#include"d from dos-video.c and svga-video.c */
+
+typedef struct {
+  uint8 p;
+  uint8 i;
+  uint8 v;
+} vgareg;
+
+vgareg v256x224_103[25] =
+{
+        { 0xc2, 0x0, 0xe7},
+        { 0xd4, 0x0, 0x45},
+        { 0xd4, 0x1, 0x3f},
+        { 0xd4, 0x2, 0x40},
+        { 0xd4, 0x3, 0x86},
+        { 0xd4, 0x4, 0x3f},
+        { 0xd4, 0x5, 0x10},
+        { 0xd4, 0x6, 0xcd},
+        { 0xd4, 0x7, 0x1f},
+        { 0xd4, 0x8, 0x0},
+        { 0xd4, 0x9, 0x41},
+        { 0xd4, 0x10, 0xc0},
+        { 0xd4, 0x11, 0xac},
+        { 0xd4, 0x12, 0xbf},
+        { 0xd4, 0x13, 0x20},
+        { 0xd4, 0x14, 0x40},    //
+        { 0xd4, 0x15, 0xe7},
+        { 0xd4, 0x16, 0x06},    //
+        { 0xd4, 0x17, 0xa3},
+        { 0xc4, 0x1, 0x1},
+        { 0xc4, 0x4, 0xe},      //
+        { 0xce, 0x5, 0x40},
+        { 0xce, 0x6, 0x5},
+        { 0xc0, 0x10, 0x41},
+        { 0xc0, 0x13, 0x0},
+};
+
+vgareg v256x240[25] =
+{
+        { 0xc2, 0x0, 0xe3},
+        { 0xd4, 0x0, 0x4f},
+        { 0xd4, 0x1, 0x3f},
+        { 0xd4, 0x2, 0x40},
+        { 0xd4, 0x3, 0x92},
+        { 0xd4, 0x4, 0x44},
+        { 0xd4, 0x5, 0x10},
+        { 0xd4, 0x6, 0x0a},
+        { 0xd4, 0x7, 0x3e},
+        { 0xd4, 0x8, 0x00},
+        { 0xd4, 0x9, 0x41},
+        { 0xd4, 0x10, 0xea},
+        { 0xd4, 0x11, 0xac},
+        { 0xd4, 0x12, 0xdf},
+        { 0xd4, 0x13, 0x20},
+        { 0xd4, 0x14, 0x40},
+        { 0xd4, 0x15, 0xe7},
+        { 0xd4, 0x16, 0x06},
+        { 0xd4, 0x17, 0xa3},
+        { 0xc4, 0x1, 0x1},
+        { 0xc4, 0x4, 0xe},
+        { 0xce, 0x5, 0x40},
+        { 0xce, 0x6, 0x5},
+        { 0xc0, 0x10, 0x41},
+        { 0xc0, 0x13, 0x0}
+};
+
+vgareg v256x224S[25] =
+{
+        { 0xc2, 0x0, 0xe3},
+        { 0xd4, 0x0, 0x5f},
+        { 0xd4, 0x1, 0x3f},
+        { 0xd4, 0x2, 0x40},
+        { 0xd4, 0x3, 0x82},
+        { 0xd4, 0x4, 0x4e},
+        { 0xd4, 0x5, 0x96},
+        { 0xd4, 0x6, 0x5},
+        { 0xd4, 0x7, 0x1},
+        { 0xd4, 0x8, 0x0},
+        { 0xd4, 0x9, 0x40},
+        { 0xd4, 0x10, 0xea},
+        { 0xd4, 0x11, 0xac},
+        { 0xd4, 0x12, 0xdf},
+        { 0xd4, 0x13, 0x20},
+        { 0xd4, 0x14, 0x40},
+        { 0xd4, 0x15, 0xe7},
+        { 0xd4, 0x16, 0x0},
+        { 0xd4, 0x17, 0xe3},
+        { 0xc4, 0x1, 0x1},
+        { 0xc4, 0x4, 0xe},
+        { 0xce, 0x5, 0x40},
+        { 0xce, 0x6, 0x5},
+        { 0xc0, 0x10, 0x41},
+        { 0xc0, 0x13, 0x0}
+};
+
+vgareg v256x256[25] =
+{
+        { 0xc2, 0x0, 0xe7},
+        { 0xd4, 0x0, 0x5f},
+        { 0xd4, 0x1, 0x3f},
+        { 0xd4, 0x2, 0x40},
+        { 0xd4, 0x3, 0x82},
+        { 0xd4, 0x4, 0x4a},
+        { 0xd4, 0x5, 0x9a},
+        { 0xd4, 0x6, 0x23},
+        { 0xd4, 0x7, 0xb2},
+        { 0xd4, 0x8, 0x0},
+        { 0xd4, 0x9, 0x61},
+        { 0xd4, 0x10, 0xa},
+        { 0xd4, 0x11, 0xac},
+        { 0xd4, 0x12, 0xff},
+        { 0xd4, 0x13, 0x20},
+        { 0xd4, 0x14, 0x40},
+        { 0xd4, 0x15, 0x7},
+        { 0xd4, 0x16, 0x1a},
+        { 0xd4, 0x17, 0xa3},
+        { 0xc4, 0x1, 0x1},
+        { 0xc4, 0x4, 0xe},
+        { 0xce, 0x5, 0x40},
+        { 0xce, 0x6, 0x5},
+        { 0xc0, 0x10, 0x41},
+        { 0xc0, 0x13, 0x0}
+};
+
+vgareg v256x256S[25] =
+{
+  { 0xc2, 0x00, 0xe7},{ 0xd4, 0x00, 0x5F},{ 0xd4, 0x01, 0x3f},
+  { 0xd4, 0x02, 0x40},{ 0xd4, 0x03, 0x82},{ 0xd4, 0x04, 0x4a},
+  { 0xd4, 0x05, 0x9a},{ 0xd4, 0x06, 0x25},{ 0xd4, 0x07, 0x15},
+  { 0xd4, 0x08, 0x00},{ 0xd4, 0x09, 0x60},{ 0xd4, 0x10, 0x0a},
+  { 0xd4, 0x11, 0xac},{ 0xd4, 0x12, 0xff},{ 0xd4, 0x13, 0x20},
+  { 0xd4, 0x14, 0x40},{ 0xd4, 0x15, 0x07},{ 0xd4, 0x16, 0x1a},
+  { 0xd4, 0x17, 0xa3},{ 0xc4, 0x01, 0x01},{ 0xc4, 0x04, 0x0e},
+  { 0xce, 0x05, 0x40},{ 0xce, 0x06, 0x05},{ 0xc0, 0x10, 0x41},
+  { 0xc0, 0x13, 0x00}
+};
+
+static void VGAPortSet(vgareg R)
+{
+  int p,i,v;
+
+  p=0x300|R.p;
+  i=R.i;
+  v=R.v;
+
+  switch(p)
+  {
+    case 0x3C0: inportb(0x3DA);
+                outportb(0x3C0,i);
+                outportb(0x3C0,v);
+                break;
+    case 0x3C2:
+    case 0x3C3:
+    default:    outportb(p, v);
+                break;
+    case 0x3C4: if(i==1)
+                {
+                 outportw(0x3c4,0x100);
+                 outportw(0x3c4,(v<<8)|1);
+                 outportw(0x3c4,0x300);
+                 break;
+                }
+    case 0x3CE:
+    case 0x3D4: outportw(p,i|(v<<8));
+                break;
+  }
+}
+