| #ifndef __STDVGA_H |
| #define __STDVGA_H |
| |
| #include "types.h" // u8 |
| |
| // VGA registers |
| #define VGAREG_ACTL_ADDRESS 0x3c0 |
| #define VGAREG_ACTL_WRITE_DATA 0x3c0 |
| #define VGAREG_ACTL_READ_DATA 0x3c1 |
| |
| #define VGAREG_INPUT_STATUS 0x3c2 |
| #define VGAREG_WRITE_MISC_OUTPUT 0x3c2 |
| #define VGAREG_VIDEO_ENABLE 0x3c3 |
| #define VGAREG_SEQU_ADDRESS 0x3c4 |
| #define VGAREG_SEQU_DATA 0x3c5 |
| |
| #define VGAREG_PEL_MASK 0x3c6 |
| #define VGAREG_DAC_STATE 0x3c7 |
| #define VGAREG_DAC_READ_ADDRESS 0x3c7 |
| #define VGAREG_DAC_WRITE_ADDRESS 0x3c8 |
| #define VGAREG_DAC_DATA 0x3c9 |
| |
| #define VGAREG_READ_FEATURE_CTL 0x3ca |
| #define VGAREG_READ_MISC_OUTPUT 0x3cc |
| |
| #define VGAREG_GRDC_ADDRESS 0x3ce |
| #define VGAREG_GRDC_DATA 0x3cf |
| |
| #define VGAREG_MDA_CRTC_ADDRESS 0x3b4 |
| #define VGAREG_MDA_CRTC_DATA 0x3b5 |
| #define VGAREG_VGA_CRTC_ADDRESS 0x3d4 |
| #define VGAREG_VGA_CRTC_DATA 0x3d5 |
| |
| #define VGAREG_MDA_WRITE_FEATURE_CTL 0x3ba |
| #define VGAREG_VGA_WRITE_FEATURE_CTL 0x3da |
| #define VGAREG_ACTL_RESET 0x3da |
| |
| #define VGAREG_MDA_MODECTL 0x3b8 |
| #define VGAREG_CGA_MODECTL 0x3d8 |
| #define VGAREG_CGA_PALETTE 0x3d9 |
| |
| /* Video memory */ |
| #define SEG_GRAPH 0xA000 |
| #define SEG_CTEXT 0xB800 |
| #define SEG_MTEXT 0xB000 |
| |
| // stdvgamodes.c |
| struct vgamode_s *stdvga_find_mode(int mode); |
| void stdvga_list_modes(u16 seg, u16 *dest, u16 *last); |
| void stdvga_build_video_param(void); |
| void stdvga_override_crtc(int mode, u8 *crtc); |
| int stdvga_set_mode(struct vgamode_s *vmode_g, int flags); |
| void stdvga_set_packed_palette(void); |
| |
| // stdvgaio.c |
| u8 stdvga_pelmask_read(void); |
| void stdvga_pelmask_write(u8 val); |
| u8 stdvga_misc_read(void); |
| void stdvga_misc_write(u8 value); |
| void stdvga_misc_mask(u8 off, u8 on); |
| u8 stdvga_sequ_read(u8 index); |
| void stdvga_sequ_write(u8 index, u8 value); |
| void stdvga_sequ_mask(u8 index, u8 off, u8 on); |
| u8 stdvga_grdc_read(u8 index); |
| void stdvga_grdc_write(u8 index, u8 value); |
| void stdvga_grdc_mask(u8 index, u8 off, u8 on); |
| u8 stdvga_crtc_read(u16 crtc_addr, u8 index); |
| void stdvga_crtc_write(u16 crtc_addr, u8 index, u8 value); |
| void stdvga_crtc_mask(u16 crtc_addr, u8 index, u8 off, u8 on); |
| u8 stdvga_attr_read(u8 index); |
| void stdvga_attr_write(u8 index, u8 value); |
| void stdvga_attr_mask(u8 index, u8 off, u8 on); |
| u8 stdvga_attrindex_read(void); |
| void stdvga_attrindex_write(u8 value); |
| void stdvga_dac_read(u16 seg, u8 *data_far, u8 start, int count); |
| void stdvga_dac_write(u16 seg, u8 *data_far, u8 start, int count); |
| |
| // stdvga.c |
| void stdvga_set_border_color(u8 color); |
| void stdvga_set_overscan_border_color(u8 color); |
| u8 stdvga_get_overscan_border_color(void); |
| void stdvga_set_palette(u8 palid); |
| void stdvga_set_all_palette_reg(u16 seg, u8 *data_far); |
| void stdvga_get_all_palette_reg(u16 seg, u8 *data_far); |
| void stdvga_toggle_intensity(u8 flag); |
| void stdvga_select_video_dac_color_page(u8 flag, u8 data); |
| void stdvga_read_video_dac_state(u8 *pmode, u8 *curpage); |
| void stdvga_perform_gray_scale_summing(u16 start, u16 count); |
| void stdvga_set_text_block_specifier(u8 spec); |
| void stdvga_planar4_plane(int plane); |
| void stdvga_load_font(u16 seg, void *src_far, u16 count |
| , u16 start, u8 destflags, u8 fontsize); |
| u16 stdvga_get_crtc(void); |
| int stdvga_vram_ratio(struct vgamode_s *vmode_g); |
| void stdvga_set_cursor_shape(u8 start, u8 end); |
| void stdvga_set_cursor_pos(int address); |
| void stdvga_set_scan_lines(u8 lines); |
| u16 stdvga_get_vde(void); |
| int stdvga_get_window(struct vgamode_s *vmode_g, int window); |
| int stdvga_set_window(struct vgamode_s *vmode_g, int window, int val); |
| int stdvga_get_linelength(struct vgamode_s *vmode_g); |
| int stdvga_set_linelength(struct vgamode_s *vmode_g, int val); |
| int stdvga_get_displaystart(struct vgamode_s *vmode_g); |
| int stdvga_set_displaystart(struct vgamode_s *vmode_g, int val); |
| int stdvga_get_dacformat(struct vgamode_s *vmode_g); |
| int stdvga_set_dacformat(struct vgamode_s *vmode_g, int val); |
| int stdvga_save_restore(int cmd, u16 seg, void *data); |
| void stdvga_enable_video_addressing(u8 disable); |
| int stdvga_setup(void); |
| |
| #endif // stdvga.h |