+// SPDX-License-Identifier: GPL-2.0
/*
* Copyright (C) 2014 Google, Inc
*
* David Mosberger-Tang
*
* Copyright 1997 -- 1999 Martin Mares <mj@atrey.karlin.mff.cuni.cz>
-
- * SPDX-License-Identifier: GPL-2.0
*/
#include <common.h>
#include <pci.h>
#include <pci_rom.h>
#include <vbe.h>
+#include <video.h>
#include <video_fb.h>
#include <linux/screen_info.h>
+#ifdef CONFIG_X86
+#include <asm/acpi_s3.h>
+DECLARE_GLOBAL_DATA_PTR;
+#endif
+
__weak bool board_should_run_oprom(struct udevice *dev)
{
+#if defined(CONFIG_X86) && defined(CONFIG_HAVE_ACPI_RESUME)
+ if (gd->arch.prev_sleep_state == ACPI_S3) {
+ if (IS_ENABLED(CONFIG_S3_VGA_ROM_RUN))
+ return true;
+ else
+ return false;
+ }
+#endif
+
return true;
}
-static bool should_load_oprom(struct udevice *dev)
+__weak bool board_should_load_oprom(struct udevice *dev)
{
- if (IS_ENABLED(CONFIG_ALWAYS_LOAD_OPROM))
- return 1;
- if (board_should_run_oprom(dev))
- return 1;
-
- return 0;
+ return true;
}
__weak uint32_t board_map_oprom_vendev(uint32_t vendev)
struct vbe_mode_info mode_info;
-int vbe_get_video_info(struct graphic_device *gdev)
-{
-#ifdef CONFIG_FRAMEBUFFER_SET_VESA_MODE
- struct vesa_mode_info *vesa = &mode_info.vesa;
-
- gdev->winSizeX = vesa->x_resolution;
- gdev->winSizeY = vesa->y_resolution;
-
- gdev->plnSizeX = vesa->x_resolution;
- gdev->plnSizeY = vesa->y_resolution;
-
- gdev->gdfBytesPP = vesa->bits_per_pixel / 8;
-
- switch (vesa->bits_per_pixel) {
- case 32:
- 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 = vesa->phys_base_ptr;
-
- gdev->frameAdrs = vesa->phys_base_ptr;
- gdev->memSize = vesa->bytes_per_scanline * vesa->y_resolution;
-
- gdev->vprBase = vesa->phys_base_ptr;
- gdev->cprBase = vesa->phys_base_ptr;
-
- return gdev->winSizeX ? 0 : -ENOSYS;
-#else
- return -ENOSYS;
-#endif
-}
-
void setup_video(struct screen_info *screen_info)
{
struct vesa_mode_info *vesa = &mode_info.vesa;
return -ENODEV;
}
- if (!should_load_oprom(dev))
+ if (!board_should_load_oprom(dev))
return -ENXIO;
ret = pci_rom_probe(dev, &rom);
goto err;
#endif
} else {
-#ifdef CONFIG_X86
+#if defined(CONFIG_X86) && CONFIG_IS_ENABLED(X86_32BIT_INIT)
bios_set_interrupt_handler(0x15, int15_handler);
bios_run_on_x86(dev, (unsigned long)ram, vesa_mode,
free(ram);
return ret;
}
+
+#ifdef CONFIG_DM_VIDEO
+int vbe_setup_video_priv(struct vesa_mode_info *vesa,
+ struct video_priv *uc_priv,
+ struct video_uc_platdata *plat)
+{
+ if (!vesa->x_resolution)
+ return -ENXIO;
+ uc_priv->xsize = vesa->x_resolution;
+ uc_priv->ysize = vesa->y_resolution;
+ switch (vesa->bits_per_pixel) {
+ case 32:
+ case 24:
+ uc_priv->bpix = VIDEO_BPP32;
+ break;
+ case 16:
+ uc_priv->bpix = VIDEO_BPP16;
+ break;
+ default:
+ return -EPROTONOSUPPORT;
+ }
+ plat->base = vesa->phys_base_ptr;
+ plat->size = vesa->bytes_per_scanline * vesa->y_resolution;
+
+ return 0;
+}
+
+int vbe_setup_video(struct udevice *dev, int (*int15_handler)(void))
+{
+ struct video_uc_platdata *plat = dev_get_uclass_platdata(dev);
+ struct video_priv *uc_priv = dev_get_uclass_priv(dev);
+ int ret;
+
+ /* If we are running from EFI or coreboot, this can't work */
+ if (!ll_boot_init()) {
+ printf("Not available (previous bootloader prevents it)\n");
+ return -EPERM;
+ }
+ bootstage_start(BOOTSTAGE_ID_ACCUM_LCD, "vesa display");
+ ret = dm_pci_run_vga_bios(dev, int15_handler, PCI_ROM_USE_NATIVE |
+ PCI_ROM_ALLOW_FALLBACK);
+ bootstage_accum(BOOTSTAGE_ID_ACCUM_LCD);
+ if (ret) {
+ debug("failed to run video BIOS: %d\n", ret);
+ return ret;
+ }
+
+ ret = vbe_setup_video_priv(&mode_info.vesa, uc_priv, plat);
+ if (ret) {
+ debug("No video mode configured\n");
+ return ret;
+ }
+
+ printf("Video: %dx%dx%d\n", uc_priv->xsize, uc_priv->ysize,
+ mode_info.vesa.bits_per_pixel);
+
+ return 0;
+}
+#endif