This patch allows a custom vga driver that will give the flexibility to run code after vga is initialized for tv-out.

Signed-off-by: Joseph Smith <joe@settoplinux.org> 
Acked-by: Myles Watson <mylesgw@gmail.com>

git-svn-id: svn://svn.coreboot.org/coreboot/trunk@4244 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
This commit is contained in:
Joseph Smith 2009-05-01 04:37:13 +00:00 committed by Joseph Smith
parent 96a46920f2
commit 97e6dfed12
2 changed files with 51 additions and 0 deletions

View File

@ -23,5 +23,6 @@ uses HAVE_HIGH_TABLES
config chip.h
driver northbridge.o
driver vga.o
default HAVE_HIGH_TABLES=1

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@ -0,0 +1,50 @@
/*
* This file is part of the coreboot project.
*
* Copyright (C) 2009 Joseph Smith <joe@settoplinux.org>
*
* 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.
*
* 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 <arch/io.h>
#include <stdint.h>
#include <device/device.h>
#include <device/pci.h>
#include <device/pci_ids.h>
static void vga_init(device_t dev) {
printk_info("Starting Graphics Initialization\n");
pci_dev_init(dev);
printk_info("Graphics Initialization Complete\n");
/* Future TV-OUT code will be called from here. */
}
static const struct device_operations vga_operations = {
.read_resources = pci_dev_read_resources,
.set_resources = pci_dev_set_resources,
.enable_resources = pci_dev_enable_resources,
.init = vga_init,
.scan_bus = 0,
.enable = 0,
.ops_pci = 0,
};
static const struct pci_driver vga_driver __pci_driver = {
.ops = &vga_operations,
.vendor = PCI_VENDOR_ID_INTEL,
.device = 0x3577,
};