| 
									
										
										
										
											2005-04-16 15:20:36 -07:00
										 |  |  | /*
 | 
					
						
							|  |  |  |  *	Access to VGA videoram | 
					
						
							|  |  |  |  * | 
					
						
							|  |  |  |  *	(c) 1998 Martin Mares <mj@ucw.cz> | 
					
						
							|  |  |  |  */ | 
					
						
							|  |  |  | 
 | 
					
						
							| 
									
										
										
										
											2008-10-22 22:26:29 -07:00
										 |  |  | #ifndef _ASM_X86_VGA_H
 | 
					
						
							|  |  |  | #define _ASM_X86_VGA_H
 | 
					
						
							| 
									
										
										
										
											2005-04-16 15:20:36 -07:00
										 |  |  | 
 | 
					
						
							|  |  |  | /*
 | 
					
						
							|  |  |  |  *	On the PC, we can just recalculate addresses and then | 
					
						
							|  |  |  |  *	access the videoram directly without any black magic. | 
					
						
							|  |  |  |  */ | 
					
						
							|  |  |  | 
 | 
					
						
							| 
									
										
										
										
											2008-03-23 01:03:57 -07:00
										 |  |  | #define VGA_MAP_MEM(x, s) (unsigned long)phys_to_virt(x)
 | 
					
						
							| 
									
										
										
										
											2005-04-16 15:20:36 -07:00
										 |  |  | 
 | 
					
						
							|  |  |  | #define vga_readb(x) (*(x))
 | 
					
						
							| 
									
										
										
										
											2008-03-23 01:03:57 -07:00
										 |  |  | #define vga_writeb(x, y) (*(y) = (x))
 | 
					
						
							| 
									
										
										
										
											2005-04-16 15:20:36 -07:00
										 |  |  | 
 | 
					
						
							| 
									
										
										
										
											2012-04-16 16:26:05 -04:00
										 |  |  | #ifdef CONFIG_FB_EFI
 | 
					
						
							|  |  |  | #define __ARCH_HAS_VGA_DEFAULT_DEVICE
 | 
					
						
							|  |  |  | extern struct pci_dev *vga_default_device(void); | 
					
						
							|  |  |  | extern void vga_set_default_device(struct pci_dev *pdev); | 
					
						
							|  |  |  | #endif
 | 
					
						
							|  |  |  | 
 | 
					
						
							| 
									
										
										
										
											2008-10-22 22:26:29 -07:00
										 |  |  | #endif /* _ASM_X86_VGA_H */
 |