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include/vbe.h
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/* SPDX-License-Identifier: BSD-2-Clause */ |
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/****************************************************************************** * Copyright (c) 2004, 2008 IBM Corporation * Copyright (c) 2009 Pattrick Hueper <phueper@hueper.net> * All rights reserved. * |
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* Contributors: * IBM Corporation - initial implementation *****************************************************************************/ #ifndef _VBE_H #define _VBE_H /* these structs are for input from and output to OF */ |
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struct __packed vbe_screen_info { |
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u8 display_type; /* 0=NONE, 1= analog, 2=digital */ u16 screen_width; u16 screen_height; /* bytes per line in framebuffer, may be more than screen_width */ u16 screen_linebytes; u8 color_depth; /* color depth in bits per pixel */ u32 framebuffer_address; u8 edid_block_zero[128]; }; |
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struct __packed vbe_screen_info_input { |
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u8 signature[4]; u16 size_reserved; u8 monitor_number; u16 max_screen_width; u8 color_depth; }; /* these structs only store the required a subset of the VBE-defined fields */ struct __packed vbe_info { char signature[4]; u16 version; |
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u32 oem_string_ptr; |
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u32 capabilities; |
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u32 modes_ptr; |
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u16 total_memory; |
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u16 oem_version; u32 vendor_name_ptr; u32 product_name_ptr; u32 product_rev_ptr; |
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}; struct __packed vesa_mode_info { u16 mode_attributes; /* 00 */ u8 win_a_attributes; /* 02 */ u8 win_b_attributes; /* 03 */ u16 win_granularity; /* 04 */ u16 win_size; /* 06 */ u16 win_a_segment; /* 08 */ u16 win_b_segment; /* 0a */ u32 win_func_ptr; /* 0c */ u16 bytes_per_scanline; /* 10 */ u16 x_resolution; /* 12 */ u16 y_resolution; /* 14 */ u8 x_charsize; /* 16 */ u8 y_charsize; /* 17 */ u8 number_of_planes; /* 18 */ u8 bits_per_pixel; /* 19 */ u8 number_of_banks; /* 20 */ u8 memory_model; /* 21 */ u8 bank_size; /* 22 */ u8 number_of_image_pages; /* 23 */ u8 reserved_page; u8 red_mask_size; u8 red_mask_pos; u8 green_mask_size; u8 green_mask_pos; u8 blue_mask_size; u8 blue_mask_pos; u8 reserved_mask_size; u8 reserved_mask_pos; u8 direct_color_mode_info; u32 phys_base_ptr; u32 offscreen_mem_offset; u16 offscreen_mem_size; u8 reserved[206]; }; struct vbe_mode_info { u16 video_mode; bool valid; union { struct vesa_mode_info vesa; u8 mode_info_block[256]; }; }; struct vbe_ddc_info { u8 port_number; /* i.e. monitor number */ u8 edid_transfer_time; u8 ddc_level; u8 edid_block_zero[128]; }; #define VESA_GET_INFO 0x4f00 #define VESA_GET_MODE_INFO 0x4f01 #define VESA_SET_MODE 0x4f02 |
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#define VESA_GET_CUR_MODE 0x4f03 |
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extern struct vbe_mode_info mode_info; |
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struct video_priv; |
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struct video_uc_platdata; int vbe_setup_video_priv(struct vesa_mode_info *vesa, struct video_priv *uc_priv, struct video_uc_platdata *plat); |
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int vbe_setup_video(struct udevice *dev, int (*int15_handler)(void)); |
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#endif |