tegra132: Add code to setup chip operations and mem resources.

With this memory resource, the payload loading code should be
able to create a bounce buffer and load the payload successfully.

Adapted from tegra124 soc.c

BUG=None
BRANCH=None
TEST=Built and booted to ramstage on rush.

Original-Change-Id: I2e336ce93c1b0236104e63d3785f0e3d7d76bb01
Original-Signed-off-by: Tom Warren <twarren@nvidia.com>
Original-Reviewed-on: https://chromium-review.googlesource.com/208121
Original-Reviewed-by: Aaron Durbin <adurbin@chromium.org>
(cherry picked from commit 20765da0b15ee8c35a5bbfe532331fc6b1cef502)
Signed-off-by: Marc Jones <marc.jones@se-eng.com>

Change-Id: I267ced473ad0773b52f889dfa83c65562444c01f
Reviewed-on: http://review.coreboot.org/8644
Tested-by: build bot (Jenkins)
Reviewed-by: Furquan Shaikh <furquan@google.com>
This commit is contained in:
Tom Warren 2014-07-15 10:34:19 -07:00 committed by Marc Jones
parent 31818c98af
commit 2525885576
2 changed files with 82 additions and 0 deletions

View File

@ -41,6 +41,7 @@ ramstage-y += cbfs.c
ramstage-y += cbmem.c
ramstage-y += timer.c
ramstage-y += clock.c
ramstage-y += soc.c
ramstage-y += spi.c
ramstage-y += i2c.c
ramstage-y += dma.c

View File

@ -0,0 +1,81 @@
/*
* 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 <console/console.h>
#include <device/device.h>
#include <arch/io.h>
#include <vendorcode/google/chromeos/chromeos.h>
#include <soc/addressmap.h>
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);
}
/*
* 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,
};