diff options
Diffstat (limited to 'arch/x86/lib/fsp1')
| -rw-r--r-- | arch/x86/lib/fsp1/Makefile | 1 | ||||
| -rw-r--r-- | arch/x86/lib/fsp1/fsp_graphics.c | 127 |
2 files changed, 0 insertions, 128 deletions
diff --git a/arch/x86/lib/fsp1/Makefile b/arch/x86/lib/fsp1/Makefile index 870de71bd7..1cf5e54191 100644 --- a/arch/x86/lib/fsp1/Makefile +++ b/arch/x86/lib/fsp1/Makefile @@ -5,5 +5,4 @@ obj-y += fsp_car.o obj-y += fsp_common.o obj-y += fsp_dram.o -obj-$(CONFIG_VIDEO_FSP) += fsp_graphics.o obj-y += fsp_support.o diff --git a/arch/x86/lib/fsp1/fsp_graphics.c b/arch/x86/lib/fsp1/fsp_graphics.c deleted file mode 100644 index 52e71334f9..0000000000 --- a/arch/x86/lib/fsp1/fsp_graphics.c +++ /dev/null @@ -1,127 +0,0 @@ -// SPDX-License-Identifier: GPL-2.0+ -/* - * Copyright (C) 2017, Bin Meng <bmeng.cn@gmail.com> - */ - -#include <common.h> -#include <dm.h> -#include <vbe.h> -#include <video.h> -#include <asm/fsp1/fsp_support.h> - -DECLARE_GLOBAL_DATA_PTR; - -struct pixel { - u8 pos; - u8 size; -}; - -static const struct fsp_framebuffer { - struct pixel red; - struct pixel green; - struct pixel blue; - struct pixel rsvd; -} fsp_framebuffer_format_map[] = { - [pixel_rgbx_8bpc] = { {0, 8}, {8, 8}, {16, 8}, {24, 8} }, - [pixel_bgrx_8bpc] = { {16, 8}, {8, 8}, {0, 8}, {24, 8} }, -}; - -static int save_vesa_mode(struct vesa_mode_info *vesa) -{ - const struct hob_graphics_info *ginfo; - const struct fsp_framebuffer *fbinfo; - - ginfo = fsp_get_graphics_info(gd->arch.hob_list, NULL); - - /* - * If there is no graphics info structure, bail out and keep - * running on the serial console. - * - * Note: on some platforms (eg: Braswell), the FSP will not produce - * the graphics info HOB unless you plug some cables to the display - * interface (eg: HDMI) on the board. - */ - if (!ginfo) { - debug("FSP graphics hand-off block not found\n"); - return -ENXIO; - } - - vesa->x_resolution = ginfo->width; - vesa->y_resolution = ginfo->height; - vesa->bits_per_pixel = 32; - vesa->bytes_per_scanline = ginfo->pixels_per_scanline * 4; - vesa->phys_base_ptr = ginfo->fb_base; - - if (ginfo->pixel_format >= pixel_bitmask) { - debug("FSP set unknown framebuffer format: %d\n", - ginfo->pixel_format); - return -EINVAL; - } - fbinfo = &fsp_framebuffer_format_map[ginfo->pixel_format]; - vesa->red_mask_size = fbinfo->red.size; - vesa->red_mask_pos = fbinfo->red.pos; - vesa->green_mask_size = fbinfo->green.size; - vesa->green_mask_pos = fbinfo->green.pos; - vesa->blue_mask_size = fbinfo->blue.size; - vesa->blue_mask_pos = fbinfo->blue.pos; - vesa->reserved_mask_size = fbinfo->rsvd.size; - vesa->reserved_mask_pos = fbinfo->rsvd.pos; - - return 0; -} - -static int fsp_video_probe(struct udevice *dev) -{ - struct video_uc_platdata *plat = dev_get_uclass_platdata(dev); - struct video_priv *uc_priv = dev_get_uclass_priv(dev); - struct vesa_mode_info *vesa = &mode_info.vesa; - int ret; - - printf("Video: "); - - /* Initialize vesa_mode_info structure */ - ret = save_vesa_mode(vesa); - if (ret) - goto err; - - /* - * The framebuffer base address in the FSP graphics info HOB reflects - * the value assigned by the FSP. After PCI enumeration the framebuffer - * base address may be relocated. Let's get the updated one from device. - * - * For IGD, it seems to be always on BAR2. - */ - vesa->phys_base_ptr = dm_pci_read_bar32(dev, 2); - - ret = vbe_setup_video_priv(vesa, uc_priv, plat); - if (ret) - goto err; - - printf("%dx%dx%d\n", uc_priv->xsize, uc_priv->ysize, - vesa->bits_per_pixel); - - return 0; - -err: - printf("No video mode configured in FSP!\n"); - return ret; -} - -static const struct udevice_id fsp_video_ids[] = { - { .compatible = "fsp-fb" }, - { } -}; - -U_BOOT_DRIVER(fsp_video) = { - .name = "fsp_video", - .id = UCLASS_VIDEO, - .of_match = fsp_video_ids, - .probe = fsp_video_probe, -}; - -static struct pci_device_id fsp_video_supported[] = { - { PCI_DEVICE_CLASS(PCI_CLASS_DISPLAY_VGA << 8, 0xffff00) }, - { }, -}; - -U_BOOT_PCI_DEVICE(fsp_video, fsp_video_supported); |