diff options
Diffstat (limited to 'src/northbridge/intel/sch/acpi/hostbridge.asl')
-rw-r--r-- | src/northbridge/intel/sch/acpi/hostbridge.asl | 237 |
1 files changed, 237 insertions, 0 deletions
diff --git a/src/northbridge/intel/sch/acpi/hostbridge.asl b/src/northbridge/intel/sch/acpi/hostbridge.asl new file mode 100644 index 0000000000..a029ef524b --- /dev/null +++ b/src/northbridge/intel/sch/acpi/hostbridge.asl @@ -0,0 +1,237 @@ +/* + * This file is part of the coreboot project. + * + * Copyright (C) 2007-2009 coresystems GmbH + * + * 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; version 2 of + * the License. + * + * 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 + */ + + +Name(_HID,EISAID("PNP0A08")) // PCIe +Name(_CID,EISAID("PNP0A03")) // PCI + +Device (MCHC) +{ + Name(_ADR, 0x00000000) // 0:0.0 + + OperationRegion(MCHP, PCI_Config, 0x00, 0x100) + Field (MCHP, DWordAcc, NoLock, Preserve) + { + Offset (0x40), // EPBAR + EPEN, 1, // Enable + , 11, // + EPBR, 20, // EPBAR + + Offset (0x44), // MCHBAR + MHEN, 1, // Enable + , 13, // + MHBR, 18, // MCHBAR + + Offset (0x48), // PCIe BAR + PXEN, 1, // Enable + PXSZ, 2, // BAR size + , 23, // + PXBR, 6, // PCIe BAR + + Offset (0x4c), // DMIBAR + DMEN, 1, // Enable + , 11, // + DMBR, 20, // DMIBAR + + // ... + + Offset (0x90), // PAM0 + , 4, + PM0H, 2, + , 2, + Offset (0x91), // PAM1 + PM1L, 2, + , 2, + PM1H, 2, + , 2, + Offset (0x92), // PAM2 + PM2L, 2, + , 2, + PM2H, 2, + , 2, + Offset (0x93), // PAM3 + PM3L, 2, + , 2, + PM3H, 2, + , 2, + Offset (0x94), // PAM4 + PM4L, 2, + , 2, + PM4H, 2, + , 2, + Offset (0x95), // PAM5 + PM5L, 2, + , 2, + PM5H, 2, + , 2, + Offset (0x96), // PAM6 + PM6L, 2, + , 2, + PM6H, 2, + , 2, + + Offset (0x9c), // Top of Low Used Memory + , 3, + TLUD, 5, + + Offset (0xa0), // Top of Used Memory + TOM, 16, + } + +} + + +// Current Resource Settings + +Method (_CRS, 0, Serialized) +{ + Name (MCRS, ResourceTemplate() + { + // Bus Numbers + WordBusNumber (ResourceProducer, MinFixed, MaxFixed, PosDecode, + 0x0000, 0x0000, 0x00ff, 0x0000, 0x0100,,, PB00) + + // IO Region 0 + DWordIO (ResourceProducer, MinFixed, MaxFixed, PosDecode, EntireRange, + 0x0000, 0x0000, 0x0cf7, 0x0000, 0x0cf8,,, PI00) + + // PCI Config Space + Io (Decode16, 0x0cf8, 0x0cf8, 0x0001, 0x0008) + + // IO Region 1 + DWordIO (ResourceProducer, MinFixed, MaxFixed, PosDecode, EntireRange, + 0x0000, 0x0d00, 0xffff, 0x0000, 0xf300,,, PI01) + + // VGA memory (0xa0000-0xbffff) + DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed, + Cacheable, ReadWrite, + 0x00000000, 0x000a0000, 0x000bffff, 0x00000000, + 0x00020000,,, ASEG) + + // OPROM reserved (0xc0000-0xc3fff) + DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed, + Cacheable, ReadWrite, + 0x00000000, 0x000c0000, 0x000c3fff, 0x00000000, + 0x00004000,,, OPR0) + + // OPROM reserved (0xc4000-0xc7fff) + DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed, + Cacheable, ReadWrite, + 0x00000000, 0x000c4000, 0x000c7fff, 0x00000000, + 0x00004000,,, OPR1) + + // OPROM reserved (0xc8000-0xcbfff) + DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed, + Cacheable, ReadWrite, + 0x00000000, 0x000c8000, 0x000cbfff, 0x00000000, + 0x00004000,,, OPR2) + + // OPROM reserved (0xcc000-0xcffff) + DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed, + Cacheable, ReadWrite, + 0x00000000, 0x000cc000, 0x000cffff, 0x00000000, + 0x00004000,,, OPR3) + + // OPROM reserved (0xd0000-0xd3fff) + DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed, + Cacheable, ReadWrite, + 0x00000000, 0x000d0000, 0x000d3fff, 0x00000000, + 0x00004000,,, OPR4) + + // OPROM reserved (0xd4000-0xd7fff) + DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed, + Cacheable, ReadWrite, + 0x00000000, 0x000d4000, 0x000d7fff, 0x00000000, + 0x00004000,,, OPR5) + + // OPROM reserved (0xd8000-0xdbfff) + DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed, + Cacheable, ReadWrite, + 0x00000000, 0x000d8000, 0x000dbfff, 0x00000000, + 0x00004000,,, OPR6) + + // OPROM reserved (0xdc000-0xdffff) + DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed, + Cacheable, ReadWrite, + 0x00000000, 0x000dc000, 0x000dffff, 0x00000000, + 0x00004000,,, OPR7) + + // BIOS Extension (0xe0000-0xe3fff) + DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed, + Cacheable, ReadWrite, + 0x00000000, 0x000e0000, 0x000e3fff, 0x00000000, + 0x00004000,,, ESG0) + + // BIOS Extension (0xe4000-0xe7fff) + DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed, + Cacheable, ReadWrite, + 0x00000000, 0x000e4000, 0x000e7fff, 0x00000000, + 0x00004000,,, ESG1) + + // BIOS Extension (0xe8000-0xebfff) + DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed, + Cacheable, ReadWrite, + 0x00000000, 0x000e8000, 0x000ebfff, 0x00000000, + 0x00004000,,, ESG2) + + // BIOS Extension (0xec000-0xeffff) + DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed, + Cacheable, ReadWrite, + 0x00000000, 0x000ec000, 0x000effff, 0x00000000, + 0x00004000,,, ESG3) + + // System BIOS (0xf0000-0xfffff) + DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed, + Cacheable, ReadWrite, + 0x00000000, 0x000f0000, 0x000fffff, 0x00000000, + 0x00010000,,, FSEG) + + // PCI Memory Region (Top of memory-0xfebfffff) + DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed, + Cacheable, ReadWrite, + 0x00000000, 0x00000000, 0xfebfffff, 0x00000000, + 0x00000000,,, PM01) + + // TPM Area (0xfed40000-0xfed44fff) + DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed, + Cacheable, ReadWrite, + 0x00000000, 0xfed40000, 0xfed44fff, 0x00000000, + 0x00000000,,, TPMR) + }) + + // Find PCI resource area in MCRS + CreateDwordField(MCRS, PM01._MIN, PMIN) + CreateDwordField(MCRS, PM01._MAX, PMAX) + CreateDwordField(MCRS, PM01._LEN, PLEN) + + // Fix up PCI memory region: + // Enter actual TOLUD. The TOLUD register contains bits 27-31 of + // the top of memory address. + ShiftLeft (^MCHC.TLUD, 27, PMIN) + Add(Subtract(PMAX, PMIN), 1, PLEN) + + Return (MCRS) +} + +/* IRQ assignment is mainboard specific. Get it from mainboard ACPI code */ +#include "acpi/northbridge_pci_irqs.asl" + + |