diff options
Diffstat (limited to 'src/southbridge/sis/sis966/sata.c')
| -rw-r--r-- | src/southbridge/sis/sis966/sata.c | 197 |
1 files changed, 197 insertions, 0 deletions
diff --git a/src/southbridge/sis/sis966/sata.c b/src/southbridge/sis/sis966/sata.c new file mode 100644 index 0000000000..57a2d8870f --- /dev/null +++ b/src/southbridge/sis/sis966/sata.c @@ -0,0 +1,197 @@ +/* + * 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. + * + * 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 "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; + + + + conf = dev->chip_info; + print_debug("SATA_INIT:---------->\n"); + +//-------------- enable IDE (SiS1183) ------------------------- +{ + uint8_t temp8; + int 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++; + }; +} +//----------------------------------------------------------- + +{ +uint32_t i,j; +uint32_t temp32; + +for (i=0;i<10;i++){ + temp32=0; + temp32= pci_read_config32(dev, 0xC0); + for ( j=0;j<0xFFFF;j++); + printk(BIOS_DEBUG, "status= %x\n",temp32); + if (((temp32&0xF) == 0x3) || ((temp32&0xF) == 0x0)) break; +} + +} + +#if DEBUG_SATA +{ + int i; + + print_debug("****** SATA PCI config ******"); + print_debug("\n 03020100 07060504 0B0A0908 0F0E0D0C"); + + for(i=0;i<0xff;i+=4){ + if((i%16)==0){ + print_debug("\n"); + print_debug_hex8(i); + print_debug(": "); + } + print_debug_hex32(pci_read_config32(dev,i)); + print_debug(" "); + } + print_debug("\n"); +} +#endif + + print_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, +}; |