VirtualBox

source: vbox/trunk/src/VBox/Devices/PC/Etherboot-src/include/btext.h@ 2564

最後變更 在這個檔案從2564是 1,由 vboxsync 提交於 55 年 前

import

  • 屬性 svn:eol-style 設為 native
  • 屬性 svn:keywords 設為 Author Date Id Revision
檔案大小: 2.0 KB
 
1/*
2 * This file describes the structure passed from the BootX application
3 * (for MacOS) when it is used to boot Linux.
4 *
5 * Written by Benjamin Herrenschmidt.
6 *
7 * Move to LinuxBIOS by LYH [email protected]
8 *
9 */
10
11
12#ifndef _BTEXT_H__
13#define _BTEXT_H__
14
15#if 1
16#define u32 unsigned int
17#define u16 unsigned short
18#define u8 unsigned char
19#endif
20
21/* Here are the boot informations that are passed to the bootstrap
22 * Note that the kernel arguments and the device tree are appended
23 * at the end of this structure. */
24typedef struct boot_infos
25{
26
27 /* NEW (vers. 2) this holds the current _logical_ base addr of
28 the frame buffer (for use by early boot message) */
29 u8* logicalDisplayBase;
30
31
32 /* Some infos about the current MacOS display */
33 u32 dispDeviceRect[4]; /* left,top,right,bottom */
34 u32 dispDeviceDepth; /* (8, 16 or 32) */
35 u8* dispDeviceBase; /* base address (physical) */
36 u32 dispDeviceRowBytes; /* rowbytes (in bytes) */
37 u32 dispDeviceColorsOffset; /* Colormap (8 bits only) or 0 (*) */
38
39
40 /* The framebuffer size (optional, currently 0) */
41 u32 frameBufferSize; /* Represents a max size, can be 0. */
42
43
44} boot_infos_t;
45
46/* (*) The format of the colormap is 256 * 3 * 2 bytes. Each color index is represented
47 * by 3 short words containing a 16 bits (unsigned) color component.
48 * Later versions may contain the gamma table for direct-color devices here.
49 */
50#define BOOTX_COLORTABLE_SIZE (256UL*3UL*2UL)
51
52
53/*
54 * Definitions for using the procedures in btext.c.
55 *
56 * Benjamin Herrenschmidt <[email protected]>
57 */
58
59extern void btext_clearscreen(void);
60
61extern boot_infos_t disp_bi;
62extern u32 boot_text_mapped;
63
64void btext_setup_display(u32 width, u32 height, u32 depth, u32 pitch,
65 unsigned long address);
66void map_boot_text(void);
67
68void btext_drawchar(char c);
69void btext_drawstring(const char *str);
70void btext_drawhex(u32 v);
71
72void btext_putc(int c);
73
74void btext_init(void);
75
76#endif /* _BTEXT_H */
注意: 瀏覽 TracBrowser 來幫助您使用儲存庫瀏覽器

© 2024 Oracle Support Privacy / Do Not Sell My Info Terms of Use Trademark Policy Automated Access Etiquette