vga.h 618 B

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  1. /*
  2. * Access to VGA videoram
  3. *
  4. * (c) 1998 Martin Mares <mj@ucw.cz>
  5. * (c) 1999 Asit Mallick <asit.k.mallick@intel.com>
  6. * (c) 1999 Don Dugger <don.dugger@intel.com>
  7. */
  8. #ifndef __ASM_IA64_VGA_H_
  9. #define __ASM_IA64_VGA_H_
  10. /*
  11. * On the PC, we can just recalculate addresses and then access the
  12. * videoram directly without any black magic.
  13. */
  14. extern unsigned long vga_console_iobase;
  15. extern unsigned long vga_console_membase;
  16. #define VGA_MAP_MEM(x,s) ((unsigned long) ioremap_nocache(vga_console_membase + (x), s))
  17. #define vga_readb(x) (*(x))
  18. #define vga_writeb(x,y) (*(y) = (x))
  19. #endif /* __ASM_IA64_VGA_H_ */