Release 4.11 arch/mips/include/asm/vga.h

/*
 *      Access to VGA videoram
 *
 *      (c) 1998 Martin Mares <mj@ucw.cz>
 */
#ifndef _ASM_VGA_H

#define _ASM_VGA_H

#include <asm/addrspace.h>
#include <asm/byteorder.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)	CKSEG1ADDR(0x10000000L + (unsigned long)(x))


#define vga_readb(x)	(*(x))

#define vga_writeb(x, y)	(*(y) = (x))


#define VT_BUF_HAVE_RW
/*
 *  These are only needed for supporting VGA or MDA text mode, which use little
 *  endian byte ordering.
 *  In other cases, we can optimize by using native byte ordering and
 *  <linux/vt_buffer.h> has already done the right job for us.
 */


#undef scr_writew

#undef scr_readw



static inline void scr_writew(u16 val, volatile u16 *addr)
{
	*addr = cpu_to_le16(val);
}

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static inline u16 scr_readw(volatile const u16 *addr)
{
	return le16_to_cpu(*addr);
}

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#define scr_memcpyw(d, s, c) memcpy(d, s, c)

#define scr_memmovew(d, s, c) memmove(d, s, c)

#define VT_BUF_HAVE_MEMCPYW

#define VT_BUF_HAVE_MEMMOVEW

#endif /* _ASM_VGA_H */
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Directory: arch/mips/include/asm

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