| /* SPDX-License-Identifier: GPL-2.0-only */ |
| |
| #include "hostbridge.asl" |
| #include "../i945.h" |
| #include <southbridge/intel/common/rcba.h> |
| |
| /* Operating System Capabilities Method */ |
| Method (_OSC, 4) |
| { |
| /* Check for proper PCI/PCIe UUID */ |
| If (Arg0 == ToUUID("33DB4D5B-1FF7-401C-9657-7441C03DD766")) |
| { |
| /* Let OS control everything */ |
| Return(Arg3) |
| } Else { |
| CreateDWordField(Arg3, 0, CDW1) |
| CDW1 = CDW1 | 4 // Unrecognized UUID, so set bit 2 to 1 |
| Return(Arg3) |
| } |
| } |
| |
| /* PCI Device Resource Consumption */ |
| Device (PDRC) |
| { |
| Name (_HID, EISAID("PNP0C02")) |
| Name (_UID, 1) |
| |
| // This does not seem to work correctly yet - set values statically for |
| // now. |
| |
| //Name (PDRS, ResourceTemplate() { |
| // Memory32Fixed(ReadWrite, 0x00000000, 0x00004000, RCRB) // RCBA |
| // Memory32Fixed(ReadWrite, 0x00000000, 0x00004000, MCHB) // MCHBAR |
| // Memory32Fixed(ReadWrite, 0x00000000, 0x00001000, DMIB) // DMIBAR |
| // Memory32Fixed(ReadWrite, 0x00000000, 0x00001000, EGPB) // EPBAR |
| // Memory32Fixed(ReadWrite, 0x00000000, 0x00000000, PCIE) // PCIE BAR |
| // Memory32Fixed(ReadWrite, 0xfed20000, 0x00070000, ICHB) // Misc ICH |
| //}) |
| |
| Name (PDRS, ResourceTemplate() { |
| Memory32Fixed(ReadWrite, DEFAULT_RCBA, 0x00004000) |
| Memory32Fixed(ReadWrite, DEFAULT_MCHBAR, 0x00004000) |
| Memory32Fixed(ReadWrite, DEFAULT_DMIBAR, 0x00001000) |
| Memory32Fixed(ReadWrite, DEFAULT_EPBAR, 0x00001000) |
| Memory32Fixed(ReadWrite, CONFIG_MMCONF_BASE_ADDRESS, 0x04000000) |
| Memory32Fixed(ReadWrite, 0xfed20000, 0x00020000) // Misc ICH |
| Memory32Fixed(ReadWrite, 0xfed40000, 0x00005000) // Misc ICH |
| Memory32Fixed(ReadWrite, 0xfed45000, 0x0004b000) // Misc ICH |
| }) |
| |
| // Current Resource Settings |
| Method (_CRS, 0, Serialized) |
| { |
| //CreateDwordField(PDRS, ^RCRB._BAS, RBR0) |
| //RBR0 = \_SB.PCI0.LPCB.RCBA << 14 |
| |
| //CreateDwordField(PDRS, ^MCHB._BAS, MBR0) |
| //MBR0 = \_SB.PCI0.MCHC.MHBR << 14 |
| |
| //CreateDwordField(PDRS, ^DMIB._BAS, DBR0) |
| //DBR0 = \_SB.PCI0.MCHC.DMBR << 12 |
| |
| //CreateDwordField(PDRS, ^EGPB._BAS, EBR0) |
| //EBR0 = \_SB.PCI0.MCHC.EPBR << 12 |
| |
| //CreateDwordField(PDRS, ^PCIE._BAS, PBR0) |
| //PBR0 = \_SB.PCI0.MCHC.PXBR << 26 |
| |
| //CreateDwordField(PDRS, ^PCIE._LEN, PSZ0) |
| //PSZ0 = 0x10000000 << \_SB.PCI0.MCHC.PXSZ |
| |
| Return(PDRS) |
| } |
| } |
| |
| // PCIe graphics port 0:1.0 |
| #include "peg.asl" |
| |
| // Integrated graphics 0:2.0 |
| #include <drivers/intel/gma/acpi/gfx.asl> |
| #include "igd.asl" |