4 #include "types.h" // u8
5 #include "vgabios.h" // struct vgamode_s
8 #define VGAREG_ACTL_ADDRESS 0x3c0
9 #define VGAREG_ACTL_WRITE_DATA 0x3c0
10 #define VGAREG_ACTL_READ_DATA 0x3c1
12 #define VGAREG_INPUT_STATUS 0x3c2
13 #define VGAREG_WRITE_MISC_OUTPUT 0x3c2
14 #define VGAREG_VIDEO_ENABLE 0x3c3
15 #define VGAREG_SEQU_ADDRESS 0x3c4
16 #define VGAREG_SEQU_DATA 0x3c5
18 #define VGAREG_PEL_MASK 0x3c6
19 #define VGAREG_DAC_STATE 0x3c7
20 #define VGAREG_DAC_READ_ADDRESS 0x3c7
21 #define VGAREG_DAC_WRITE_ADDRESS 0x3c8
22 #define VGAREG_DAC_DATA 0x3c9
24 #define VGAREG_READ_FEATURE_CTL 0x3ca
25 #define VGAREG_READ_MISC_OUTPUT 0x3cc
27 #define VGAREG_GRDC_ADDRESS 0x3ce
28 #define VGAREG_GRDC_DATA 0x3cf
30 #define VGAREG_MDA_CRTC_ADDRESS 0x3b4
31 #define VGAREG_MDA_CRTC_DATA 0x3b5
32 #define VGAREG_VGA_CRTC_ADDRESS 0x3d4
33 #define VGAREG_VGA_CRTC_DATA 0x3d5
35 #define VGAREG_MDA_WRITE_FEATURE_CTL 0x3ba
36 #define VGAREG_VGA_WRITE_FEATURE_CTL 0x3da
37 #define VGAREG_ACTL_RESET 0x3da
39 #define VGAREG_MDA_MODECTL 0x3b8
40 #define VGAREG_CGA_MODECTL 0x3d8
41 #define VGAREG_CGA_PALETTE 0x3d9
44 #define SEG_GRAPH 0xA000
45 #define SEG_CTEXT 0xB800
46 #define SEG_MTEXT 0xB000
48 struct stdvga_mode_s {
50 struct vgamode_s info;
62 struct saveVideoHardware {
77 struct saveDACcolors {
86 struct vgamode_s *stdvga_find_mode(int mode);
89 u8 stdvga_pelmask_read(void);
90 void stdvga_pelmask_write(u8 val);
91 u8 stdvga_misc_read(void);
92 void stdvga_misc_write(u8 value);
93 void stdvga_misc_mask(u8 off, u8 on);
94 u8 stdvga_sequ_read(u8 index);
95 void stdvga_sequ_write(u8 index, u8 value);
96 void stdvga_sequ_mask(u8 index, u8 off, u8 on);
97 u8 stdvga_grdc_read(u8 index);
98 void stdvga_grdc_write(u8 index, u8 value);
99 void stdvga_grdc_mask(u8 index, u8 off, u8 on);
100 u8 stdvga_crtc_read(u16 crtc_addr, u8 index);
101 void stdvga_crtc_write(u16 crtc_addr, u8 index, u8 value);
102 void stdvga_crtc_mask(u16 crtc_addr, u8 index, u8 off, u8 on);
103 u8 stdvga_attr_read(u8 index);
104 void stdvga_attr_write(u8 index, u8 value);
105 void stdvga_attr_mask(u8 index, u8 off, u8 on);
106 u8 stdvga_attrindex_read(void);
107 void stdvga_attrindex_write(u8 value);
108 void stdvga_dac_read(u16 seg, u8 *data_far, u8 start, int count);
109 void stdvga_dac_write(u16 seg, u8 *data_far, u8 start, int count);
112 void stdvga_set_border_color(u8 color);
113 void stdvga_set_overscan_border_color(u8 color);
114 u8 stdvga_get_overscan_border_color(void);
115 void stdvga_set_palette(u8 palid);
116 void stdvga_set_all_palette_reg(u16 seg, u8 *data_far);
117 void stdvga_get_all_palette_reg(u16 seg, u8 *data_far);
118 void stdvga_toggle_intensity(u8 flag);
119 void stdvga_select_video_dac_color_page(u8 flag, u8 data);
120 void stdvga_read_video_dac_state(u8 *pmode, u8 *curpage);
121 void stdvga_save_dac_state(u16 seg, struct saveDACcolors *info);
122 void stdvga_restore_dac_state(u16 seg, struct saveDACcolors *info);
123 void stdvga_perform_gray_scale_summing(u16 start, u16 count);
124 void stdvga_set_text_block_specifier(u8 spec);
125 void stdvga_load_font(u16 seg, void *src_far, u16 count
126 , u16 start, u8 destflags, u8 fontsize);
127 u16 stdvga_get_crtc(void);
128 void stdvga_set_cursor_shape(u8 start, u8 end);
129 void stdvga_set_active_page(u16 address);
130 void stdvga_set_cursor_pos(u16 address);
131 void stdvga_set_scan_lines(u8 lines);
132 u16 stdvga_get_vde(void);
133 void stdvga_save_state(u16 seg, struct saveVideoHardware *info);
134 void stdvga_restore_state(u16 seg, struct saveVideoHardware *info);
135 int stdvga_set_mode(int mode, int flags);
136 void stdvga_enable_video_addressing(u8 disable);
137 void stdvga_list_modes(u16 seg, u16 *dest, u16 *last);
138 int stdvga_init(void);