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- /*
- * Access to VGA videoram
- *
- * (c) 1998 Martin Mares <mj@ucw.cz>
- */
-
- #ifndef _LINUX_ASM_VGA_H_
- #define _LINUX_ASM_VGA_H_
-
- #include <asm/io.h>
-
- #define VT_BUF_HAVE_RW
- #define VT_BUF_HAVE_MEMSETW
- #define VT_BUF_HAVE_MEMCPYF
-
- extern inline void scr_writew(u16 val, u16 *addr)
- {
- if ((long) addr < 0)
- *addr = val;
- else
- writew(val, (unsigned long) addr);
- }
-
- extern inline u16 scr_readw(const u16 *addr)
- {
- if ((long) addr < 0)
- return *addr;
- else
- return readw((unsigned long) addr);
- }
-
- extern inline void scr_memsetw(u16 *s, u16 c, unsigned int count)
- {
- if ((long)s < 0)
- memsetw(s, c, count);
- else
- memsetw_io(s, c, count);
- }
-
- extern inline void scr_memcpyw_from(u16 *d, const u16 *s, unsigned int count)
- {
- memcpy_fromio(d, s, count);
- }
-
- extern inline void scr_memcpyw_to(u16 *d, const u16 *s, unsigned int count)
- {
- memcpy_toio(d, s, count);
- }
-
-
- #define vga_readb readb
- #define vga_writeb writeb
-
- #define VGA_MAP_MEM(x) (x)
-
- #endif
-