mirror of
https://github.com/AsahiLinux/u-boot
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85 lines
2.7 KiB
C
85 lines
2.7 KiB
C
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#ifndef _SCREEN_INFO_H
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#define _SCREEN_INFO_H
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#include <linux/types.h>
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/*
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* These are set up by the setup-routine at boot-time:
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*/
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struct screen_info {
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__u8 orig_x; /* 0x00 */
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__u8 orig_y; /* 0x01 */
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__u16 ext_mem_k; /* 0x02 */
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__u16 orig_video_page; /* 0x04 */
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__u8 orig_video_mode; /* 0x06 */
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__u8 orig_video_cols; /* 0x07 */
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__u8 flags; /* 0x08 */
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__u8 unused2; /* 0x09 */
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__u16 orig_video_ega_bx;/* 0x0a */
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__u16 unused3; /* 0x0c */
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__u8 orig_video_lines; /* 0x0e */
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__u8 orig_video_isVGA; /* 0x0f */
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__u16 orig_video_points;/* 0x10 */
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/* VESA graphic mode -- linear frame buffer */
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__u16 lfb_width; /* 0x12 */
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__u16 lfb_height; /* 0x14 */
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__u16 lfb_depth; /* 0x16 */
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__u32 lfb_base; /* 0x18 */
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__u32 lfb_size; /* 0x1c */
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__u16 cl_magic, cl_offset; /* 0x20 */
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__u16 lfb_linelength; /* 0x24 */
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__u8 red_size; /* 0x26 */
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__u8 red_pos; /* 0x27 */
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__u8 green_size; /* 0x28 */
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__u8 green_pos; /* 0x29 */
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__u8 blue_size; /* 0x2a */
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__u8 blue_pos; /* 0x2b */
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__u8 rsvd_size; /* 0x2c */
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__u8 rsvd_pos; /* 0x2d */
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__u16 vesapm_seg; /* 0x2e */
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__u16 vesapm_off; /* 0x30 */
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__u16 pages; /* 0x32 */
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__u16 vesa_attributes; /* 0x34 */
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__u32 capabilities; /* 0x36 */
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__u8 _reserved[6]; /* 0x3a */
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} __attribute__((packed));
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#define VIDEO_TYPE_MDA 0x10 /* Monochrome Text Display */
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#define VIDEO_TYPE_CGA 0x11 /* CGA Display */
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#define VIDEO_TYPE_EGAM 0x20 /* EGA/VGA in Monochrome Mode */
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#define VIDEO_TYPE_EGAC 0x21 /* EGA in Color Mode */
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#define VIDEO_TYPE_VGAC 0x22 /* VGA+ in Color Mode */
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#define VIDEO_TYPE_VLFB 0x23 /* VESA VGA in graphic mode */
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#define VIDEO_TYPE_PICA_S3 0x30 /* ACER PICA-61 local S3 video */
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#define VIDEO_TYPE_MIPS_G364 0x31 /* MIPS Magnum 4000 G364 video */
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#define VIDEO_TYPE_SGI 0x33 /* Various SGI graphics hardware */
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#define VIDEO_TYPE_TGAC 0x40 /* DEC TGA */
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#define VIDEO_TYPE_SUN 0x50 /* Sun frame buffer. */
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#define VIDEO_TYPE_SUNPCI 0x51 /* Sun PCI based frame buffer. */
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#define VIDEO_TYPE_PMAC 0x60 /* PowerMacintosh frame buffer. */
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#define VIDEO_TYPE_EFI 0x70 /* EFI graphic mode */
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#define VIDEO_FLAGS_NOCURSOR (1 << 0) /* The video mode has no cursor set */
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#ifdef __KERNEL__
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extern struct screen_info screen_info;
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#define ORIG_X (screen_info.orig_x)
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#define ORIG_Y (screen_info.orig_y)
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#define ORIG_VIDEO_MODE (screen_info.orig_video_mode)
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#define ORIG_VIDEO_COLS (screen_info.orig_video_cols)
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#define ORIG_VIDEO_EGA_BX (screen_info.orig_video_ega_bx)
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#define ORIG_VIDEO_LINES (screen_info.orig_video_lines)
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#define ORIG_VIDEO_ISVGA (screen_info.orig_video_isVGA)
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#define ORIG_VIDEO_POINTS (screen_info.orig_video_points)
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#endif /* __KERNEL__ */
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#endif /* _SCREEN_INFO_H */
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