xref: /OK3568_Linux_fs/kernel/arch/ia64/include/asm/vga.h (revision 4882a59341e53eb6f0b4789bf948001014eff981)
1*4882a593Smuzhiyun /* SPDX-License-Identifier: GPL-2.0 */
2*4882a593Smuzhiyun /*
3*4882a593Smuzhiyun  *	Access to VGA videoram
4*4882a593Smuzhiyun  *
5*4882a593Smuzhiyun  *	(c) 1998 Martin Mares <mj@ucw.cz>
6*4882a593Smuzhiyun  *	(c) 1999 Asit Mallick <asit.k.mallick@intel.com>
7*4882a593Smuzhiyun  *	(c) 1999 Don Dugger <don.dugger@intel.com>
8*4882a593Smuzhiyun  */
9*4882a593Smuzhiyun 
10*4882a593Smuzhiyun #ifndef __ASM_IA64_VGA_H_
11*4882a593Smuzhiyun #define __ASM_IA64_VGA_H_
12*4882a593Smuzhiyun 
13*4882a593Smuzhiyun /*
14*4882a593Smuzhiyun  * On the PC, we can just recalculate addresses and then access the
15*4882a593Smuzhiyun  * videoram directly without any black magic.
16*4882a593Smuzhiyun  */
17*4882a593Smuzhiyun 
18*4882a593Smuzhiyun extern unsigned long vga_console_iobase;
19*4882a593Smuzhiyun extern unsigned long vga_console_membase;
20*4882a593Smuzhiyun 
21*4882a593Smuzhiyun #define VGA_MAP_MEM(x,s)	((unsigned long) ioremap(vga_console_membase + (x), s))
22*4882a593Smuzhiyun 
23*4882a593Smuzhiyun #define vga_readb(x)	(*(x))
24*4882a593Smuzhiyun #define vga_writeb(x,y)	(*(y) = (x))
25*4882a593Smuzhiyun 
26*4882a593Smuzhiyun #endif /* __ASM_IA64_VGA_H_ */
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