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1.1 ! root 1: #ifndef __BOCHSVGA_H ! 2: #define __BOCHSVGA_H ! 3: ! 4: #include "types.h" // u8 ! 5: #include "ioport.h" // outw ! 6: ! 7: #define VBE_DISPI_BANK_ADDRESS 0xA0000 ! 8: #define VBE_DISPI_BANK_SIZE_KB 64 ! 9: ! 10: #define VBE_DISPI_MAX_XRES 2560 ! 11: #define VBE_DISPI_MAX_YRES 1600 ! 12: ! 13: #define VBE_DISPI_IOPORT_INDEX 0x01CE ! 14: #define VBE_DISPI_IOPORT_DATA 0x01CF ! 15: ! 16: #define VBE_DISPI_INDEX_ID 0x0 ! 17: #define VBE_DISPI_INDEX_XRES 0x1 ! 18: #define VBE_DISPI_INDEX_YRES 0x2 ! 19: #define VBE_DISPI_INDEX_BPP 0x3 ! 20: #define VBE_DISPI_INDEX_ENABLE 0x4 ! 21: #define VBE_DISPI_INDEX_BANK 0x5 ! 22: #define VBE_DISPI_INDEX_VIRT_WIDTH 0x6 ! 23: #define VBE_DISPI_INDEX_VIRT_HEIGHT 0x7 ! 24: #define VBE_DISPI_INDEX_X_OFFSET 0x8 ! 25: #define VBE_DISPI_INDEX_Y_OFFSET 0x9 ! 26: #define VBE_DISPI_INDEX_VIDEO_MEMORY_64K 0xa ! 27: ! 28: #define VBE_DISPI_ID0 0xB0C0 ! 29: #define VBE_DISPI_ID1 0xB0C1 ! 30: #define VBE_DISPI_ID2 0xB0C2 ! 31: #define VBE_DISPI_ID3 0xB0C3 ! 32: #define VBE_DISPI_ID4 0xB0C4 ! 33: #define VBE_DISPI_ID5 0xB0C5 ! 34: ! 35: #define VBE_DISPI_DISABLED 0x00 ! 36: #define VBE_DISPI_ENABLED 0x01 ! 37: #define VBE_DISPI_GETCAPS 0x02 ! 38: #define VBE_DISPI_8BIT_DAC 0x20 ! 39: #define VBE_DISPI_LFB_ENABLED 0x40 ! 40: #define VBE_DISPI_NOCLEARMEM 0x80 ! 41: ! 42: #define VBE_DISPI_LFB_PHYSICAL_ADDRESS 0xE0000000 ! 43: ! 44: static inline u16 dispi_read(u16 reg) ! 45: { ! 46: outw(reg, VBE_DISPI_IOPORT_INDEX); ! 47: return inw(VBE_DISPI_IOPORT_DATA); ! 48: } ! 49: static inline void dispi_write(u16 reg, u16 val) ! 50: { ! 51: outw(reg, VBE_DISPI_IOPORT_INDEX); ! 52: outw(val, VBE_DISPI_IOPORT_DATA); ! 53: } ! 54: ! 55: struct vgamode_s *bochsvga_find_mode(int mode); ! 56: void bochsvga_list_modes(u16 seg, u16 *dest, u16 *last); ! 57: int bochsvga_get_window(struct vgamode_s *vmode_g, int window); ! 58: int bochsvga_set_window(struct vgamode_s *vmode_g, int window, int val); ! 59: int bochsvga_get_linelength(struct vgamode_s *vmode_g); ! 60: int bochsvga_set_linelength(struct vgamode_s *vmode_g, int val); ! 61: int bochsvga_get_displaystart(struct vgamode_s *vmode_g); ! 62: int bochsvga_set_displaystart(struct vgamode_s *vmode_g, int val); ! 63: int bochsvga_get_dacformat(struct vgamode_s *vmode_g); ! 64: int bochsvga_set_dacformat(struct vgamode_s *vmode_g, int val); ! 65: int bochsvga_size_state(int states); ! 66: int bochsvga_save_state(u16 seg, void *data, int states); ! 67: int bochsvga_restore_state(u16 seg, void *data, int states); ! 68: int bochsvga_set_mode(struct vgamode_s *vmode_g, int flags); ! 69: int bochsvga_init(void); ! 70: ! 71: #endif // bochsvga.h
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