rev |
line source |
nuclear@0
|
1 #ifndef VBE_H_
|
nuclear@0
|
2 #define VBE_H_
|
nuclear@0
|
3
|
nuclear@0
|
4 #include "inttypes.h"
|
nuclear@0
|
5
|
nuclear@3
|
6 #ifdef __GNUC__
|
nuclear@3
|
7 #define PACKED __attribute__((packed))
|
nuclear@3
|
8 #else
|
nuclear@3
|
9 #define PACKED
|
nuclear@3
|
10 #endif
|
nuclear@3
|
11
|
nuclear@0
|
12 #define VBE_ATTR_LFB (1 << 7)
|
nuclear@0
|
13 #define VBE_MODE_LFB (1 << 14)
|
nuclear@0
|
14
|
nuclear@0
|
15 #pragma pack (push, 0)
|
nuclear@0
|
16 struct vbe_info {
|
nuclear@0
|
17 uint8_t sig[4];
|
nuclear@0
|
18 uint16_t version;
|
nuclear@0
|
19 uint32_t oem_str_ptr;
|
nuclear@0
|
20 uint8_t caps[4]; /* capabilities */
|
nuclear@0
|
21 uint32_t vid_mode_ptr; /* vbefarptr to video mode list */
|
nuclear@0
|
22 uint16_t total_mem; /* num of 64k mem blocks */
|
nuclear@0
|
23 uint16_t oem_sw_rev; /* VBE implementation software revision */
|
nuclear@0
|
24 uint32_t oem_vendor_name_ptr;
|
nuclear@0
|
25 uint32_t oem_product_name_ptr;
|
nuclear@0
|
26 uint32_t oem_product_rev_ptr;
|
nuclear@0
|
27 uint8_t reserved[222];
|
nuclear@0
|
28 uint8_t oem_data[256];
|
nuclear@3
|
29 } PACKED;
|
nuclear@0
|
30
|
nuclear@0
|
31 struct vbe_mode_info {
|
nuclear@0
|
32 uint16_t mode_attr;
|
nuclear@0
|
33 uint8_t wina_attr, winb_attr;
|
nuclear@0
|
34 uint16_t win_gran, win_size;
|
nuclear@0
|
35 uint16_t wina_seg, winb_seg;
|
nuclear@0
|
36 uint32_t win_func;
|
nuclear@0
|
37 uint16_t scanline_bytes;
|
nuclear@0
|
38
|
nuclear@0
|
39 /* VBE 1.2 and above */
|
nuclear@0
|
40 uint16_t xres, yres;
|
nuclear@0
|
41 uint8_t xcharsz, ycharsz;
|
nuclear@0
|
42 uint8_t num_planes;
|
nuclear@0
|
43 uint8_t bpp;
|
nuclear@0
|
44 uint8_t num_banks;
|
nuclear@0
|
45 uint8_t mem_model;
|
nuclear@0
|
46 uint8_t bank_size; /* bank size in KB */
|
nuclear@0
|
47 uint8_t num_img_pages;
|
nuclear@0
|
48 uint8_t reserved1;
|
nuclear@0
|
49
|
nuclear@0
|
50 /* direct color fields */
|
nuclear@0
|
51 uint8_t rmask_size, rpos;
|
nuclear@0
|
52 uint8_t gmask_size, gpos;
|
nuclear@0
|
53 uint8_t bmask_size, bpos;
|
nuclear@0
|
54 uint8_t xmask_size, xpos;
|
nuclear@0
|
55 uint8_t cmode_info; /* direct color mode attributes */
|
nuclear@0
|
56
|
nuclear@0
|
57 /* VBE 2.0 and above */
|
nuclear@0
|
58 uint32_t fb_addr; /* physical address of the linear framebuffer */
|
nuclear@0
|
59 uint32_t reserved2;
|
nuclear@0
|
60 uint16_t reserved3;
|
nuclear@0
|
61
|
nuclear@0
|
62 uint8_t reserved4[206];
|
nuclear@3
|
63 } PACKED;
|
nuclear@0
|
64 #pragma pack (pop)
|
nuclear@0
|
65
|
nuclear@0
|
66 struct vbe_info *vbe_get_info(void);
|
nuclear@3
|
67 struct vbe_mode_info *vbe_get_mode_info(int mode);
|
nuclear@0
|
68
|
nuclear@3
|
69 int vbe_set_mode(int mode);
|
nuclear@0
|
70
|
nuclear@0
|
71 int vbe_set_palette_bits(int bits);
|
nuclear@0
|
72 void vbe_set_palette(int idx, int *col, int count, int bits);
|
nuclear@0
|
73
|
nuclear@3
|
74 #define VBE_SET_DISP_START_NOW 0
|
nuclear@3
|
75 #define VBE_SET_DISP_START_VBLANK 0x80
|
nuclear@3
|
76 int vbe_set_disp_start(int x, int y, int when);
|
nuclear@3
|
77
|
nuclear@3
|
78 #define VBE_SCANLEN_PIXELS 0
|
nuclear@3
|
79 #define VBE_SCANLEN_BYTES 2
|
nuclear@3
|
80 int vbe_set_scanlen(int len, int mode);
|
nuclear@3
|
81 int vbe_get_scanlen(int mode);
|
nuclear@3
|
82
|
nuclear@0
|
83 void print_mode_info(FILE *fp, struct vbe_mode_info *modei);
|
nuclear@0
|
84
|
nuclear@0
|
85 #endif /* VBE_H_ */
|