/* * This file is part of the coreboot project. * * Copyright (C) 2011 The ChromiumOS Authors. All rights reserved. * Copyright 2014 Google Inc. * * 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; version 2 of the License. * * 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. * * You should have received a copy of the GNU General Public License * along with this program; if not, write to the Free Software * Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA */ #include #include #include #include #include static void soc_read_resources(device_t dev) { unsigned long index = 0; int i; uintptr_t begin, end; size_t size; printk(BIOS_DEBUG, "%s: entry, device = %p\n", __func__, dev); for (i = 0; i < CARVEOUT_NUM; i++) { carveout_range(i, &begin, &size); if (size == 0) continue; reserved_ram_resource(dev, index++, begin * KiB, size * KiB); } reserved_ram_resource(dev, index++, CONFIG_TTB_BUFFER / KiB, CONFIG_TTB_SIZE / KiB); /* * TODO: Frame buffer needs to handled as a carveout from the below_4G * uintptr_t framebuffer_begin = framebuffer_attributes(&framebuffer_size); */ memory_in_range_below_4gb(&begin, &end); size = end - begin; ram_resource(dev, index++, begin * KiB, size * KiB); memory_in_range_above_4gb(&begin, &end); size = end - begin; ram_resource(dev, index++, begin * KiB, size * KiB); } static void soc_init(device_t dev) { printk(BIOS_INFO, "CPU: Tegra132\n"); } static void soc_noop(device_t dev) { } static struct device_operations soc_ops = { .read_resources = soc_read_resources, .set_resources = soc_noop, .enable_resources = soc_noop, .init = soc_init, .scan_bus = 0, }; static void enable_tegra132_dev(device_t dev) { dev->ops = &soc_ops; } struct chip_operations soc_nvidia_tegra132_ops = { CHIP_NAME("SOC Nvidia Tegra132") .enable_dev = enable_tegra132_dev, };