[PATCH] x86_64: fix cpu_to_node setup for sparse apic_ids
[linux-2.6/linux-acpi-2.6/ibm-acpi-2.6.git] / include / asm-alpha / vga.h
blob8ca4f6b2da19e87af861971b23b7b1c4778014e5
1 /*
2 * Access to VGA videoram
4 * (c) 1998 Martin Mares <mj@ucw.cz>
5 */
7 #ifndef _LINUX_ASM_VGA_H_
8 #define _LINUX_ASM_VGA_H_
10 #include <asm/io.h>
12 #define VT_BUF_HAVE_RW
13 #define VT_BUF_HAVE_MEMSETW
14 #define VT_BUF_HAVE_MEMCPYW
16 extern inline void scr_writew(u16 val, volatile u16 *addr)
18 if (__is_ioaddr(addr))
19 __raw_writew(val, (volatile u16 __iomem *) addr);
20 else
21 *addr = val;
24 extern inline u16 scr_readw(volatile const u16 *addr)
26 if (__is_ioaddr(addr))
27 return __raw_readw((volatile const u16 __iomem *) addr);
28 else
29 return *addr;
32 extern inline void scr_memsetw(u16 *s, u16 c, unsigned int count)
34 if (__is_ioaddr(s))
35 memsetw_io((u16 __iomem *) s, c, count);
36 else
37 memsetw(s, c, count);
40 /* Do not trust that the usage will be correct; analyze the arguments. */
41 extern void scr_memcpyw(u16 *d, const u16 *s, unsigned int count);
43 /* ??? These are currently only used for downloading character sets. As
44 such, they don't need memory barriers. Is this all they are intended
45 to be used for? */
46 #define vga_readb(a) readb((u8 __iomem *)(a))
47 #define vga_writeb(v,a) writeb(v, (u8 __iomem *)(a))
49 #define VGA_MAP_MEM(x) ((unsigned long) ioremap(x, 0))
51 #endif