From 57f0f512b273f60d52568b8c6b77e17f5636edc0 Mon Sep 17 00:00:00 2001 From: André Fabian Silva Delgado Date: Wed, 5 Aug 2015 17:04:01 -0300 Subject: Initial import --- arch/x86/include/asm/vga.h | 20 ++++++++++++++++++++ 1 file changed, 20 insertions(+) create mode 100644 arch/x86/include/asm/vga.h (limited to 'arch/x86/include/asm/vga.h') diff --git a/arch/x86/include/asm/vga.h b/arch/x86/include/asm/vga.h new file mode 100644 index 000000000..c4b9dc2f6 --- /dev/null +++ b/arch/x86/include/asm/vga.h @@ -0,0 +1,20 @@ +/* + * Access to VGA videoram + * + * (c) 1998 Martin Mares + */ + +#ifndef _ASM_X86_VGA_H +#define _ASM_X86_VGA_H + +/* + * On the PC, we can just recalculate addresses and then + * access the videoram directly without any black magic. + */ + +#define VGA_MAP_MEM(x, s) (unsigned long)phys_to_virt(x) + +#define vga_readb(x) (*(x)) +#define vga_writeb(x, y) (*(y) = (x)) + +#endif /* _ASM_X86_VGA_H */ -- cgit v1.2.3-54-g00ecf