kernel_samsung_a34x-permissive/include/asm-generic/vga.h
2024-04-28 15:51:13 +02:00

26 lines
587 B
C

/* SPDX-License-Identifier: GPL-2.0 */
/*
* 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 */