swh:1:snp:49cd9498d6cccc5e78252c27dcb645bcf7bf0c91
Tip revision: 2c85ebc57b3e1817b6ce1a6b703928e113a90442 authored by Linus Torvalds on 13 December 2020, 22:41:30 UTC
Linux 5.10
Linux 5.10
Tip revision: 2c85ebc
macmodes.h
/*
* linux/drivers/video/macmodes.h -- Standard MacOS video modes
*
* Copyright (C) 1998 Geert Uytterhoeven
*
* This file is subject to the terms and conditions of the GNU General Public
* License. See the file COPYING in the main directory of this archive for
* more details.
*/
#ifndef _VIDEO_MACMODES_H
#define _VIDEO_MACMODES_H
/*
* Video mode values.
* These are supposed to be the same as the values that Apple uses in
* MacOS.
*/
#define VMODE_NVRAM 0
#define VMODE_512_384_60I 1 /* 512x384, 60Hz interlaced (NTSC) */
#define VMODE_512_384_60 2 /* 512x384, 60Hz */
#define VMODE_640_480_50I 3 /* 640x480, 50Hz interlaced (PAL) */
#define VMODE_640_480_60I 4 /* 640x480, 60Hz interlaced (NTSC) */
#define VMODE_640_480_60 5 /* 640x480, 60Hz (VGA) */
#define VMODE_640_480_67 6 /* 640x480, 67Hz */
#define VMODE_640_870_75P 7 /* 640x870, 75Hz (portrait) */
#define VMODE_768_576_50I 8 /* 768x576, 50Hz (PAL full frame) */
#define VMODE_800_600_56 9 /* 800x600, 56Hz */
#define VMODE_800_600_60 10 /* 800x600, 60Hz */
#define VMODE_800_600_72 11 /* 800x600, 72Hz */
#define VMODE_800_600_75 12 /* 800x600, 75Hz */
#define VMODE_832_624_75 13 /* 832x624, 75Hz */
#define VMODE_1024_768_60 14 /* 1024x768, 60Hz */
#define VMODE_1024_768_70 15 /* 1024x768, 70Hz (or 72Hz?) */
#define VMODE_1024_768_75V 16 /* 1024x768, 75Hz (VESA) */
#define VMODE_1024_768_75 17 /* 1024x768, 75Hz */
#define VMODE_1152_870_75 18 /* 1152x870, 75Hz */
#define VMODE_1280_960_75 19 /* 1280x960, 75Hz */
#define VMODE_1280_1024_75 20 /* 1280x1024, 75Hz */
#define VMODE_1152_768_60 21 /* 1152x768, 60Hz Titanium PowerBook */
#define VMODE_1600_1024_60 22 /* 1600x1024, 60Hz 22" Cinema Display */
#define VMODE_MAX 22
#define VMODE_CHOOSE 99
#define CMODE_NVRAM -1
#define CMODE_CHOOSE -2
#define CMODE_8 0 /* 8 bits/pixel */
#define CMODE_16 1 /* 16 (actually 15) bits/pixel */
#define CMODE_32 2 /* 32 (actually 24) bits/pixel */
extern int mac_vmode_to_var(int vmode, int cmode,
struct fb_var_screeninfo *var);
extern int mac_var_to_vmode(const struct fb_var_screeninfo *var, int *vmode,
int *cmode);
extern int mac_map_monitor_sense(int sense);
extern int mac_find_mode(struct fb_var_screeninfo *var,
struct fb_info *info,
const char *mode_option,
unsigned int default_bpp);
/*
* Addresses in NVRAM where video mode and pixel size are stored.
*/
#define NV_VMODE 0x140f
#define NV_CMODE 0x1410
#endif /* _VIDEO_MACMODES_H */