+void gfx_cd_reset(void)
+{
+ memset(&rot_comp.Reg_58, 0, sizeof(rot_comp));
+}
+
+
+// --------------------------------
+
+#include "cell_map.c"
+
+typedef unsigned short u16;
+
+// check: Heart of the alien, jaguar xj 220
+void DmaSlowCell(unsigned int source, unsigned int a, int len, unsigned char inc)
+{
+ unsigned char *base;
+ unsigned int asrc, a2;
+ u16 *r;
+
+ base = Pico_mcd->word_ram1M[Pico_mcd->s68k_regs[3]&1];
+
+ switch (Pico.video.type)
+ {
+ case 1: // vram
+ r = Pico.vram;
+ for(; len; len--)
+ {
+ asrc = cell_map(source >> 2) << 2;
+ asrc |= source & 2;
+ // if(a&1) d=(d<<8)|(d>>8); // ??
+ r[a>>1] = *(u16 *)(base + asrc);
+ source += 2;
+ // AutoIncrement
+ a=(u16)(a+inc);
+ }
+ rendstatus|=0x10;
+ break;
+
+ case 3: // cram
+ Pico.m.dirtyPal = 1;
+ r = Pico.cram;
+ for(a2=a&0x7f; len; len--)
+ {
+ asrc = cell_map(source >> 2) << 2;
+ asrc |= source & 2;
+ r[a2>>1] = *(u16 *)(base + asrc);
+ source += 2;
+ // AutoIncrement
+ a2+=inc;
+ // good dest?
+ if(a2 >= 0x80) break;
+ }
+ a=(a&0xff00)|a2;
+ break;
+
+ case 5: // vsram[a&0x003f]=d;
+ r = Pico.vsram;
+ for(a2=a&0x7f; len; len--)
+ {
+ asrc = cell_map(source >> 2) << 2;
+ asrc |= source & 2;
+ r[a2>>1] = *(u16 *)(base + asrc);
+ source += 2;
+ // AutoIncrement
+ a2+=inc;
+ // good dest?
+ if(a2 >= 0x80) break;
+ }
+ a=(a&0xff00)|a2;
+ break;
+ }
+ // remember addr
+ Pico.video.addr=(u16)a;
+}
+