| 30,6 → 30,10 |
|---|
| #define dac_reg (0x3c8) |
| #define dac_val (0x3c9) |
| |
| #include <vesa.h> |
| |
| #define INIT_MODE 0x4101 |
| |
| /* --------------------------------------------------------------------- */ |
| |
| static struct fb_var_screeninfo vesafb_defined __initdata = { |
| 216,14 → 220,51 |
|---|
| return 0; |
| } |
| |
| extern VbeInfoBlock VbeInfo; |
| extern int vbe_getifo(void); |
| extern void vm86_init(void); |
| |
| int __init vesafb_init(void) |
| { |
| ModeInfoBlock ModeInfo; |
| int video_cmap_len; |
| int i; |
| |
| vm86_init(); |
| |
| if (vbe_getinfo()) |
| return -EIO; |
| |
| printk(KERN_INFO "VBE Extension Found.\n"); |
| |
| screen_info.lfb_base = vbe_getmodeinfo(&ModeInfo,INIT_MODE); |
| |
| screen_info.orig_video_isVGA = VIDEO_TYPE_VLFB; |
| |
| if (screen_info.orig_video_isVGA != VIDEO_TYPE_VLFB) |
| return -ENXIO; |
| |
| screen_info.lfb_depth = ModeInfo.BitsPerPixel; |
| screen_info.lfb_width = ModeInfo.XResolution; |
| screen_info.lfb_height = ModeInfo.YResolution; |
| screen_info.lfb_linelength = ModeInfo.BytesPerScanLine; |
| screen_info.lfb_size = VbeInfo.TotalMemory; |
| screen_info.pages = ModeInfo.NumberOfImagePages; |
| |
| screen_info.vesapm_seg = 0; |
| screen_info.vesapm_off = 0; |
| |
| screen_info.red_pos = ModeInfo.RedFieldPosition; |
| screen_info.red_size = ModeInfo.RedMaskSize; |
| screen_info.green_pos = ModeInfo.GreenFieldPosition; |
| screen_info.green_size = ModeInfo.GreenMaskSize; |
| screen_info.blue_pos = ModeInfo.BlueFieldPosition; |
| screen_info.blue_size = ModeInfo.BlueMaskSize; |
| screen_info.rsvd_pos = ModeInfo.RsvdFieldPosition; |
| screen_info.rsvd_size = ModeInfo.RsvdMaskSize; |
| |
| vbe_setmode(INIT_MODE); |
| |
| vesafb_fix.smem_start = screen_info.lfb_base; |
| vesafb_defined.bits_per_pixel = screen_info.lfb_depth; |
| if (15 == vesafb_defined.bits_per_pixel) |
| 231,7 → 272,7 |
|---|
| vesafb_defined.xres = screen_info.lfb_width; |
| vesafb_defined.yres = screen_info.lfb_height; |
| vesafb_fix.line_length = screen_info.lfb_linelength; |
| vesafb_fix.smem_len = screen_info.lfb_size * 65536; |
| vesafb_fix.smem_len = screen_info.lfb_size; |
| vesafb_fix.visual = (vesafb_defined.bits_per_pixel == 8) ? |
| FB_VISUAL_PSEUDOCOLOR : FB_VISUAL_TRUECOLOR; |
| |
| 285,6 → 326,7 |
|---|
| for (i = pmi_base[3]/2; pmi_base[i] != 0xffff; i++) |
| printk("%x ",pmi_base[i]); |
| printk("\n"); |
| |
| if (pmi_base[i] != 0xffff) { |
| /* |
| * memory areas not supported (yet?) |