[U-Boot] [PATCH 10/11] video: Remove legacy VESA and coreboot framebuffer drivers
Bin Meng
bmeng.cn at gmail.com
Sun Oct 9 13:14:19 CEST 2016
Now that all x86 boards have been converted to DM video, drop the
legacy drivers.
Signed-off-by: Bin Meng <bmeng.cn at gmail.com>
---
drivers/video/coreboot_fb.c | 108 --------------------------------------------
drivers/video/vesa_fb.c | 63 --------------------------
2 files changed, 171 deletions(-)
delete mode 100644 drivers/video/coreboot_fb.c
delete mode 100644 drivers/video/vesa_fb.c
diff --git a/drivers/video/coreboot_fb.c b/drivers/video/coreboot_fb.c
deleted file mode 100644
index feb5463..0000000
--- a/drivers/video/coreboot_fb.c
+++ /dev/null
@@ -1,108 +0,0 @@
-/*
- * coreboot Framebuffer driver.
- *
- * Copyright (C) 2011 The Chromium OS authors
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#include <common.h>
-#include <asm/arch/sysinfo.h>
-#include <vbe.h>
-#include <video_fb.h>
-#include "videomodes.h"
-
-/*
- * The Graphic Device
- */
-GraphicDevice ctfb;
-
-static void save_vesa_mode(void)
-{
- struct vesa_mode_info *vesa = &mode_info.vesa;
- struct cb_framebuffer *fb = lib_sysinfo.framebuffer;
-
- vesa->x_resolution = fb->x_resolution;
- vesa->y_resolution = fb->y_resolution;
- vesa->bits_per_pixel = fb->bits_per_pixel;
- vesa->bytes_per_scanline = fb->bytes_per_line;
- vesa->phys_base_ptr = fb->physical_address;
- vesa->red_mask_size = fb->red_mask_size;
- vesa->red_mask_pos = fb->red_mask_pos;
- vesa->green_mask_size = fb->green_mask_size;
- vesa->green_mask_pos = fb->green_mask_pos;
- vesa->blue_mask_size = fb->blue_mask_size;
- vesa->blue_mask_pos = fb->blue_mask_pos;
- vesa->reserved_mask_size = fb->reserved_mask_size;
- vesa->reserved_mask_pos = fb->reserved_mask_pos;
-}
-
-static int parse_coreboot_table_fb(GraphicDevice *gdev)
-{
- struct cb_framebuffer *fb = lib_sysinfo.framebuffer;
-
- /* If there is no framebuffer structure, bail out and keep
- * running on the serial console.
- */
- if (!fb)
- return 0;
-
- gdev->winSizeX = fb->x_resolution;
- gdev->winSizeY = fb->y_resolution;
-
- gdev->plnSizeX = fb->x_resolution;
- gdev->plnSizeY = fb->y_resolution;
-
- gdev->gdfBytesPP = fb->bits_per_pixel / 8;
-
- switch (fb->bits_per_pixel) {
- case 24:
- gdev->gdfIndex = GDF_32BIT_X888RGB;
- break;
- case 16:
- gdev->gdfIndex = GDF_16BIT_565RGB;
- break;
- default:
- gdev->gdfIndex = GDF__8BIT_INDEX;
- break;
- }
-
- gdev->isaBase = CONFIG_SYS_ISA_IO_BASE_ADDRESS;
- gdev->pciBase = (unsigned int)fb->physical_address;
-
- gdev->frameAdrs = (unsigned int)fb->physical_address;
- gdev->memSize = fb->bytes_per_line * fb->y_resolution;
-
- gdev->vprBase = (unsigned int)fb->physical_address;
- gdev->cprBase = (unsigned int)fb->physical_address;
-
- return 1;
-}
-
-void *video_hw_init(void)
-{
- GraphicDevice *gdev = &ctfb;
- int bits_per_pixel;
-
- printf("Video: ");
-
- if (!parse_coreboot_table_fb(gdev)) {
- printf("No video mode configured in coreboot!\n");
- return NULL;
- }
-
- bits_per_pixel = gdev->gdfBytesPP * 8;
-
- /* fill in Graphic device struct */
- sprintf(gdev->modeIdent, "%dx%dx%d", gdev->winSizeX, gdev->winSizeY,
- bits_per_pixel);
- printf("%s\n", gdev->modeIdent);
-
- memset((void *)gdev->pciBase, 0,
- gdev->winSizeX * gdev->winSizeY * gdev->gdfBytesPP);
-
- /* Initialize vesa_mode_info structure */
- save_vesa_mode();
-
- return (void *)gdev;
-}
diff --git a/drivers/video/vesa_fb.c b/drivers/video/vesa_fb.c
deleted file mode 100644
index 021c1d6..0000000
--- a/drivers/video/vesa_fb.c
+++ /dev/null
@@ -1,63 +0,0 @@
-/*
- * VESA frame buffer driver
- *
- * Copyright (C) 2014 Google, Inc
- *
- * SPDX-License-Identifier: GPL-2.0+
- */
-
-#include <common.h>
-#include <pci_rom.h>
-#include <video_fb.h>
-#include <vbe.h>
-
-/*
- * The Graphic Device
- */
-GraphicDevice ctfb;
-
-void *video_hw_init(void)
-{
- GraphicDevice *gdev = &ctfb;
- struct udevice *dev;
- int bits_per_pixel;
- int ret;
-
- printf("Video: ");
- if (!ll_boot_init()) {
- /*
- * If we are running from EFI or coreboot, this driver can't
- * work.
- */
- printf("Not available (previous bootloader prevents it)\n");
- return NULL;
- }
- if (vbe_get_video_info(gdev)) {
- ret = dm_pci_find_class(PCI_CLASS_DISPLAY_VGA << 8, 0, &dev);
- if (ret) {
- printf("no card detected\n");
- return NULL;
- }
- bootstage_start(BOOTSTAGE_ID_ACCUM_LCD, "vesa display");
- ret = dm_pci_run_vga_bios(dev, NULL, PCI_ROM_USE_NATIVE |
- PCI_ROM_ALLOW_FALLBACK);
- bootstage_accum(BOOTSTAGE_ID_ACCUM_LCD);
- if (ret) {
- printf("failed to run video BIOS: %d\n", ret);
- return NULL;
- }
- }
-
- if (vbe_get_video_info(gdev)) {
- printf("No video mode configured\n");
- return NULL;
- }
-
- bits_per_pixel = gdev->gdfBytesPP * 8;
- sprintf(gdev->modeIdent, "%dx%dx%d", gdev->winSizeX, gdev->winSizeY,
- bits_per_pixel);
- printf("%s\n", gdev->modeIdent);
- debug("Frame buffer at %x\n", gdev->pciBase);
-
- return (void *)gdev;
-}
--
2.9.2
More information about the U-Boot
mailing list