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git.proxmox.com Git - mirror_ubuntu-focal-kernel.git/blob - arch/sparc/include/asm/vga.h
2 * Access to VGA videoram
4 * (c) 1998 Martin Mares <mj@ucw.cz>
7 #ifndef _LINUX_ASM_VGA_H_
8 #define _LINUX_ASM_VGA_H_
10 #include <linux/bug.h>
11 #include <linux/string.h>
12 #include <asm/types.h>
14 #define VT_BUF_HAVE_RW
15 #define VT_BUF_HAVE_MEMSETW
16 #define VT_BUF_HAVE_MEMCPYW
17 #define VT_BUF_HAVE_MEMMOVEW
22 static inline void scr_writew(u16 val
, u16
*addr
)
24 BUG_ON((long) addr
>= 0);
29 static inline u16
scr_readw(const u16
*addr
)
31 BUG_ON((long) addr
>= 0);
36 static inline void scr_memsetw(u16
*p
, u16 v
, unsigned int n
)
38 BUG_ON((long) p
>= 0);
40 memset16(p
, cpu_to_le16(v
), n
/ 2);
43 static inline void scr_memcpyw(u16
*d
, u16
*s
, unsigned int n
)
45 BUG_ON((long) d
>= 0);
50 static inline void scr_memmovew(u16
*d
, u16
*s
, unsigned int n
)
52 BUG_ON((long) d
>= 0);
57 #define VGA_MAP_MEM(x,s) (x)