/* * This file is part of the coreboot project. * * Copyright (C) 2004 Tyan Computer * Written by Yinghai Lu for Tyan Computer. * Copyright (C) 2006,2007 AMD * Written by Yinghai Lu for AMD. * Copyright (C) 2007 Silicon Integrated Systems Corp. (SiS) * Written by Morgan Tsai 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 #include #include #include #include #include #include "sis966.h" #include 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(device_t 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, };