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/*
* 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.
* Copyright (C) 2007 Silicon Integrated Systems Corp. (SiS)
* Written by Morgan Tsai <my_tsai@sis.com> for SiS.
*
* 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.
*/
#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 "sis966.h"
#include <arch/io.h>
uint8_t SiS_SiS1183_init[68][3] = {
{0x04, 0x00, 0x05},
{0x09, 0x00, 0x05},
{0x2C, 0x00, 0x39},
{0x2D, 0x00, 0x10},
{0x2E, 0x00, 0x83},
{0x2F, 0x00, 0x11},
{0x90, 0x00, 0x40},
{0x91, 0x00, 0x00}, // set mode
{0x50, 0x00, 0xA2},
{0x52, 0x00, 0xA2},
{0x55, 0x00, 0x96},
{0x52, 0x00, 0xA2},
{0x55, 0xF7, 0x00},
{0x56, 0x00, 0xC0},
{0x57, 0x00, 0x14},
{0x67, 0x00, 0x28},
{0x81, 0x00, 0xB3},
{0x82, 0x00, 0x72},
{0x83, 0x00, 0x40},
{0x85, 0x00, 0xB3},
{0x86, 0x00, 0x72},
{0x87, 0x00, 0x40},
{0x88, 0x00, 0xDE}, // after set mode
{0x89, 0x00, 0xB3},
{0x8A, 0x00, 0x72},
{0x8B, 0x00, 0x40},
{0x8C, 0x00, 0xDE},
{0x8D, 0x00, 0xB3},
{0x8E, 0x00, 0x92},
{0x8F, 0x00, 0x40},
{0x93, 0x00, 0x00},
{0x94, 0x00, 0x80},
{0x95, 0x00, 0x08},
{0x96, 0x00, 0x80},
{0x97, 0x00, 0x08},
{0x9C, 0x00, 0x80},
{0x9D, 0x00, 0x08},
{0x9E, 0x00, 0x80},
{0x9F, 0x00, 0x08},
{0xA0, 0x00, 0x15},
{0xA1, 0x00, 0x15},
{0xA2, 0x00, 0x15},
{0xA3, 0x00, 0x15},
{0xD8, 0xFE, 0x01}, // Com reset
{0xC8, 0xFE, 0x01},
{0xE8, 0xFE, 0x01},
{0xF8, 0xFE, 0x01},
{0xD8, 0xFE, 0x00}, // Com reset
{0xC8, 0xFE, 0x00},
{0xE8, 0xFE, 0x00},
{0xF8, 0xFE, 0x00},
{0xC4, 0xFF, 0xFF}, // Clear status
{0xC5, 0xFF, 0xFF},
{0xC6, 0xFF, 0xFF},
{0xC7, 0xFF, 0xFF},
{0xD4, 0xFF, 0xFF},
{0xD5, 0xFF, 0xFF},
{0xD6, 0xFF, 0xFF},
{0xD7, 0xFF, 0xFF},
{0xE4, 0xFF, 0xFF}, // Clear status
{0xE5, 0xFF, 0xFF},
{0xE6, 0xFF, 0xFF},
{0xE7, 0xFF, 0xFF},
{0xF4, 0xFF, 0xFF},
{0xF5, 0xFF, 0xFF},
{0xF6, 0xFF, 0xFF},
{0xF7, 0xFF, 0xFF},
{0x00, 0x00, 0x00} // End of table
};
static void sata_init(struct device *dev)
{
struct southbridge_sis_sis966_config *conf;
int i;
uint32_t temp32;
uint8_t temp8;
conf = dev->chip_info;
printk(BIOS_DEBUG, "SATA_INIT:---------->\n");
/* Enable IDE (SiS1183) */
i = 0;
while (SiS_SiS1183_init[i][0] != 0) {
temp8 = pci_read_config8(dev, SiS_SiS1183_init[i][0]);
temp8 &= SiS_SiS1183_init[i][1];
temp8 |= SiS_SiS1183_init[i][2];
pci_write_config8(dev, SiS_SiS1183_init[i][0], temp8);
i++;
};
for (i = 0; i < 10; i++) {
temp32 = pci_read_config32(dev, 0xC0);
printk(BIOS_DEBUG, "status= %x\n", temp32);
if (((temp32 & 0xF) == 0x3) || ((temp32 & 0xF) == 0x0))
break;
}
#if DEBUG_SATA
printk(BIOS_DEBUG, "****** SATA PCI config ******");
printk(BIOS_DEBUG, "\n 03020100 07060504 0B0A0908 0F0E0D0C");
for (i = 0; i < 0xff; i += 4) {
if ((i % 16) == 0)
printk(BIOS_DEBUG, "\n%02x: ", i);
printk(BIOS_DEBUG, "%08x ", pci_read_config32(dev, i));
}
printk(BIOS_DEBUG, "\n");
#endif
printk(BIOS_DEBUG, "SATA_INIT:<----------\n");
}
static void lpci_set_subsystem(struct device *dev, unsigned vendor,
unsigned device)
{
pci_write_config32(dev, 0x40,
((device & 0xffff) << 16) | (vendor & 0xffff));
}
static struct pci_operations lops_pci = {
.set_subsystem = lpci_set_subsystem,
};
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 = sis966_enable,
.init = sata_init,
.scan_bus = 0,
.ops_pci = &lops_pci,
};
static const struct pci_driver sata0_driver __pci_driver = {
.ops = &sata_ops,
.vendor = PCI_VENDOR_ID_SIS,
.device = PCI_DEVICE_ID_SIS_SIS966_SATA,
};
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