diff options
Diffstat (limited to 'qemu/roms/seabios/vgasrc/stdvga.h')
| -rw-r--r-- | qemu/roms/seabios/vgasrc/stdvga.h | 111 |
1 files changed, 111 insertions, 0 deletions
diff --git a/qemu/roms/seabios/vgasrc/stdvga.h b/qemu/roms/seabios/vgasrc/stdvga.h new file mode 100644 index 000000000..39753b4de --- /dev/null +++ b/qemu/roms/seabios/vgasrc/stdvga.h @@ -0,0 +1,111 @@ +#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(u16 cursor_type); +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 |