https://github.com/torvalds/linux
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Tip revision: 9489e9dcae718d5fde988e4a684a0f55b5f94d17 authored by Linus Torvalds on 26 November 2012, 01:59:19 UTC
Linux 3.7-rc7
Tip revision: 9489e9d
vga.h
/*
 *	Access to VGA videoram
 *
 *	(c) 1998 Martin Mares <mj@ucw.cz>
 */
#ifndef __ASM_GENERIC_VGA_H
#define __ASM_GENERIC_VGA_H

/*
 *	On most architectures that support VGA, we can just
 *	recalculate addresses and then access the videoram
 *	directly without any black magic.
 *
 *	Everyone else needs to ioremap the address and use
 *	proper I/O accesses.
 */
#ifndef VGA_MAP_MEM
#define VGA_MAP_MEM(x, s) (unsigned long)phys_to_virt(x)
#endif

#define vga_readb(x) (*(x))
#define vga_writeb(x, y) (*(y) = (x))

#endif /* _ASM_GENERIC_VGA_H */
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