- case 1:\r
- /* clear video memory */\r
- vga_write_sequencer(2/*map mask register*/,0xf/*all 4 planes*/);\r
- for(i=0; i<0x8000; i++) ptr[i] = 0x0000;\r
+ case 1: {\r
+ /* clear video memory */\r
+ dword far*ptr=(dword far*)vga_state.vga_graphics_ram;//VGA; /* used for faster screen clearing */\r
+ vga_write_sequencer(2/*map mask register*/,0xf/*all 4 planes*/);\r
+ for(i = 0;i < 0x4000; i++) ptr[i] = 0x0000; // 0x4000 x dword = 64KB\r
+ }\r