1149a3692f
Signed-off-by: Ed Swierk <eswierk@arastra.com> Acked-by: Ed Swierk <eswierk@arastra.com> git-svn-id: svn://svn.coreboot.org/coreboot/trunk@3563 2b7e53f0-3cfb-0310-b3e9-8179ed1497e1
101 lines
2.7 KiB
C
101 lines
2.7 KiB
C
/*
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* This file is part of the coreboot project.
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*
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* Copyright (C) 2008 Arastra, Inc.
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*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License version 2 as
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* published by the Free Software Foundation.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA
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*
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*/
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/* This code is based on src/southbridge/intel/esb6300/esb6300_sata.c */
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#include <console/console.h>
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#include <device/device.h>
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#include <device/pci.h>
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#include <device/pci_ids.h>
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#include <device/pci_ops.h>
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#include "i3100.h"
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static void sata_init(struct device *dev)
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{
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/* Enable SATA devices */
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printk_debug("SATA init\n");
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/* SATA configuration */
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pci_write_config8(dev, 0x04, 0x07);
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pci_write_config8(dev, 0x09, 0x8f);
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/* Set timings */
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pci_write_config16(dev, 0x40, 0x0a307);
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pci_write_config16(dev, 0x42, 0x0a307);
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/* Sync DMA */
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pci_write_config16(dev, 0x48, 0x000f);
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pci_write_config16(dev, 0x4a, 0x1111);
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/* Fast ATA */
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pci_write_config16(dev, 0x54, 0x1000);
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/* Select IDE mode */
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pci_write_config8(dev, 0x90, 0x00);
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/* Enable ports 0-3 */
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pci_write_config8(dev, 0x92, 0x0f);
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printk_debug("SATA Enabled\n");
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}
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static void sata_set_subsystem(device_t dev, unsigned vendor, unsigned device)
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{
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pci_write_config32(dev, PCI_SUBSYSTEM_VENDOR_ID,
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((device & 0xffff) << 16) | (vendor & 0xffff));
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}
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static struct pci_operations lops_pci = {
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.set_subsystem = sata_set_subsystem,
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};
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static struct device_operations sata_ops = {
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.read_resources = pci_dev_read_resources,
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.set_resources = pci_dev_set_resources,
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.enable_resources = pci_dev_enable_resources,
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.init = sata_init,
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.scan_bus = 0,
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.enable = i3100_enable,
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.ops_pci = &lops_pci,
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};
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static struct pci_driver ide_driver __pci_driver = {
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.ops = &sata_ops,
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.vendor = PCI_VENDOR_ID_INTEL,
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.device = PCI_DEVICE_ID_INTEL_3100_IDE,
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};
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static struct pci_driver sata_driver __pci_driver = {
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.ops = &sata_ops,
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.vendor = PCI_VENDOR_ID_INTEL,
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.device = PCI_DEVICE_ID_INTEL_3100_AHCI,
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};
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static struct pci_driver ide_driver_ep80579 __pci_driver = {
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.ops = &sata_ops,
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.vendor = PCI_VENDOR_ID_INTEL,
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.device = PCI_DEVICE_ID_INTEL_EP80579_IDE,
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};
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static struct pci_driver sata_driver_ep80579 __pci_driver = {
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.ops = &sata_ops,
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.vendor = PCI_VENDOR_ID_INTEL,
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.device = PCI_DEVICE_ID_INTEL_EP80579_AHCI,
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};
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