| /* |
| * This file is part of the coreboot project. |
| * |
| * Copyright (C) 2015-2017 Intel Corp. |
| * (Written by Alexandru Gagniuc <alexandrux.gagniuc@intel.com> for Intel Corp.) |
| * |
| * This program is free software; you can redistribute it and/or modify |
| * it under the terms of the GNU General Public License as published by |
| * the Free Software Foundation; either version 2 of the License, or |
| * (at your option) any later version. |
| * |
| * This program is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU General Public License for more details. |
| */ |
| |
| #include <stdint.h> |
| #include <arch/acpi.h> |
| #include <arch/acpigen.h> |
| #include <bootmode.h> |
| #include <console/console.h> |
| #include <fsp/util.h> |
| #include <device/device.h> |
| #include <device/pci.h> |
| #include <device/pci_ops.h> |
| #include <intelblocks/graphics.h> |
| #include <drivers/intel/gma/opregion.h> |
| #include <drivers/intel/gma/libgfxinit.h> |
| |
| uintptr_t fsp_soc_get_igd_bar(void) |
| { |
| return graphics_get_memory_base(); |
| } |
| |
| void graphics_soc_init(struct device *const dev) |
| { |
| if (IS_ENABLED(CONFIG_RUN_FSP_GOP)) |
| return; |
| |
| uint32_t reg32 = pci_read_config32(dev, PCI_COMMAND); |
| reg32 |= PCI_COMMAND_MASTER; |
| pci_write_config32(dev, PCI_COMMAND, reg32); |
| |
| if (IS_ENABLED(CONFIG_MAINBOARD_USE_LIBGFXINIT)) { |
| if (!acpi_is_wakeup_s3() && display_init_required()) { |
| int lightup_ok; |
| gma_gfxinit(&lightup_ok); |
| gfx_set_init_done(lightup_ok); |
| } |
| } else { |
| /* Initialize PCI device, load/execute BIOS Option ROM */ |
| pci_dev_init(dev); |
| } |
| } |
| |
| uintptr_t graphics_soc_write_acpi_opregion(struct device *device, |
| uintptr_t current, struct acpi_rsdp *rsdp) |
| { |
| igd_opregion_t *opregion; |
| |
| printk(BIOS_DEBUG, "ACPI: * IGD OpRegion\n"); |
| opregion = (igd_opregion_t *)current; |
| |
| if (intel_gma_init_igd_opregion(opregion) != CB_SUCCESS) |
| return current; |
| |
| /* FIXME: Add platform specific mailbox initialization */ |
| |
| current += sizeof(igd_opregion_t); |
| return acpi_align_current(current); |
| } |