2 * Copyright (C) 2016, Bin Meng <bmeng.cn@gmail.com>
4 * SPDX-License-Identifier: GPL-2.0+
11 #include <asm/arch/sysinfo.h>
13 static int save_vesa_mode(struct cb_framebuffer *fb,
14 struct vesa_mode_info *vesa)
17 * If there is no framebuffer structure, bail out and keep
18 * running on the serial console.
23 vesa->x_resolution = fb->x_resolution;
24 vesa->y_resolution = fb->y_resolution;
25 vesa->bits_per_pixel = fb->bits_per_pixel;
26 vesa->bytes_per_scanline = fb->bytes_per_line;
27 vesa->phys_base_ptr = fb->physical_address;
28 vesa->red_mask_size = fb->red_mask_size;
29 vesa->red_mask_pos = fb->red_mask_pos;
30 vesa->green_mask_size = fb->green_mask_size;
31 vesa->green_mask_pos = fb->green_mask_pos;
32 vesa->blue_mask_size = fb->blue_mask_size;
33 vesa->blue_mask_pos = fb->blue_mask_pos;
34 vesa->reserved_mask_size = fb->reserved_mask_size;
35 vesa->reserved_mask_pos = fb->reserved_mask_pos;
40 static int coreboot_video_probe(struct udevice *dev)
42 struct video_uc_platdata *plat = dev_get_uclass_platdata(dev);
43 struct video_priv *uc_priv = dev_get_uclass_priv(dev);
44 struct cb_framebuffer *fb = lib_sysinfo.framebuffer;
45 struct vesa_mode_info *vesa = &mode_info.vesa;
50 /* Initialize vesa_mode_info structure */
51 ret = save_vesa_mode(fb, vesa);
55 ret = vbe_setup_video_priv(vesa, uc_priv, plat);
59 printf("%dx%dx%d\n", uc_priv->xsize, uc_priv->ysize,
60 vesa->bits_per_pixel);
65 printf("No video mode configured in coreboot!\n");
69 static const struct udevice_id coreboot_video_ids[] = {
70 { .compatible = "coreboot-fb" },
74 U_BOOT_DRIVER(coreboot_video) = {
75 .name = "coreboot_video",
77 .of_match = coreboot_video_ids,
78 .probe = coreboot_video_probe,