| 58,30 → 58,9 |
|---|
| return false; |
| } |
| |
| static count_t vesa_frame_order(void) |
| { |
| __u32 x = vesa_scanline*vesa_height; |
| if (x <= FRAME_SIZE) |
| return 0; |
| |
| return (fnzb32(x - 1) + 1) - FRAME_WIDTH; |
| } |
| |
| void vesa_init(void) |
| { |
| int a; |
| __address vram_lin_addr; |
| |
| vram_lin_addr = PA2KA(PFN2ADDR(frame_alloc(vesa_frame_order(), FRAME_KA))); |
| /* Map videoram */ |
| for (a = 0; a < ((vesa_scanline * vesa_height + PAGE_SIZE - 1) >> PAGE_WIDTH); a++) |
| page_mapping_insert(AS_KERNEL, vram_lin_addr + a*PAGE_SIZE, vesa_ph_addr + a*FRAME_SIZE, |
| PAGE_NOT_CACHEABLE); |
| |
| fb_init(vram_lin_addr, vesa_width, vesa_height, vesa_bpp, vesa_scanline); |
| |
| fb_register(); |
| sysinfo_set_item_val("fb.address.physical", NULL, vesa_ph_addr); |
| fb_init(vesa_ph_addr, vesa_width, vesa_height, vesa_bpp, vesa_scanline); |
| } |
| |
| #endif |