/* * This file is part of the coreboot project. * * Copyright (C) 2004 Tyan Computer * Written by Yinghai Lu <yhlu@tyan.com> for Tyan Computer. * Copyright (C) 2006,2007 AMD * Written by Yinghai Lu <yinghai.lu@amd.com> for AMD. * * 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 <device/device.h> #include <delay.h> #include <device/pci.h> #include <device/pci_ids.h> #include <device/pci_ops.h> #include "mcp55.h" static void sata_init(struct device *dev) { u32 dword; struct southbridge_nvidia_mcp55_config *conf; conf = dev->chip_info; dword = pci_read_config32(dev, 0x50); /* Ensure prefetch is disabled */ dword &= ~((1 << 15) | (1 << 13)); if(conf) { if (conf->sata1_enable) { /* Enable secondary SATA interface */ dword |= (1<<0); printk(BIOS_DEBUG, "SATA S \t"); } if (conf->sata0_enable) { /* Enable primary SATA interface */ dword |= (1<<1); printk(BIOS_DEBUG, "SATA P \n"); } } else { dword |= (1<<1) | (1<<0); printk(BIOS_DEBUG, "SATA P and S \n"); } #if 1 dword &= ~(0x1f<<24); dword |= (0x15<<24); #endif pci_write_config32(dev, 0x50, dword); dword = pci_read_config32(dev, 0xf8); dword |= 2; pci_write_config32(dev, 0xf8, dword); } static struct device_operations sata_ops = { .read_resources = pci_dev_read_resources, .set_resources = pci_dev_set_resources, .enable_resources = pci_dev_enable_resources, // .enable = mcp55_enable, .init = sata_init, .scan_bus = 0, .ops_pci = &mcp55_pci_ops, }; static const struct pci_driver sata0_driver __pci_driver = { .ops = &sata_ops, .vendor = PCI_VENDOR_ID_NVIDIA, .device = PCI_DEVICE_ID_NVIDIA_MCP55_SATA0, }; static const struct pci_driver sata1_driver __pci_driver = { .ops = &sata_ops, .vendor = PCI_VENDOR_ID_NVIDIA, .device = PCI_DEVICE_ID_NVIDIA_MCP55_SATA1, };