diff options
Diffstat (limited to 'src/northbridge/via/cn700/acpi/hostbridge.asl')
-rw-r--r-- | src/northbridge/via/cn700/acpi/hostbridge.asl | 89 |
1 files changed, 0 insertions, 89 deletions
diff --git a/src/northbridge/via/cn700/acpi/hostbridge.asl b/src/northbridge/via/cn700/acpi/hostbridge.asl deleted file mode 100644 index 2fb41588bb..0000000000 --- a/src/northbridge/via/cn700/acpi/hostbridge.asl +++ /dev/null @@ -1,89 +0,0 @@ -/* - * This file is part of the coreboot project. - * - * Copyright (C) 2017 Lubomir Rintel <lkundrak@v3.sk> - * - * 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 <arch/ioapic.h> - -Name (_HID, EisaId ("PNP0A03")) -Name (_UID, 1) -Name (_ADR, 0x00000000) -Name (_BBN, 0) - -/* The DRAM controller */ -Device (MEMC) -{ - Name (_ADR, 0x00000003) - - OperationRegion (MEMB, PCI_Config, 0x00, 0xEF) - Field (MEMB, DWordAcc, NoLock, Preserve) { - - /* DRAM Rank Ending Address */ - Offset (0x40), - R0EA, 8, /* Rank 0 Ending Address */ - R1EA, 8, /* Rank 1 Ending Address */ - R2EA, 8, /* Rank 2 Ending Address */ - R3EA, 8, /* Rank 3 Ending Address */ - } - - /* Find the top of DRAM */ - Method (TOLM, 0) { - /* Find the last occupied rank's end. */ - Store (R3EA, Local0) - If (LEqual (Local0, Zero)) { - Store (R2EA, Local0) - } - If (LEqual (Local0, Zero)) { - Store (R1EA, Local0) - } - If (LEqual (Local0, Zero)) { - Store (R0EA, Local0) - } - /* The granularity is 64M */ - ShiftLeft (Local0, 26, Local0) - Return (Local0) - } -} - -Name (XCRS, ResourceTemplate () { - /* All PCI busses */ - WordBusNumber (ResourceConsumer, MinNotFixed, MaxNotFixed, PosDecode, - 0x0000, 0x0000, 0x00ff, 0x0000, 0x0100,,,) - - /* IO-space, sans the PCI regs. */ - WordIO (ResourceProducer, MinFixed, MaxFixed, PosDecode, EntireRange, - 0x0000, 0x0000, 0x0CF7, 0x0000, 0x0CF8, - ,,, TypeStatic) - WordIO (ResourceProducer, MinFixed, MaxFixed, PosDecode, EntireRange, - 0x0000, 0x0D00, 0xFFFF, 0x0000, 0xF300, - ,,, TypeStatic) - - /* The space from top of DRAM to IOAPIC */ - DWordMemory (ResourceProducer, PosDecode, MinFixed, MaxFixed, Cacheable, ReadWrite, - /* This is a template that gets filled in _CRS() */ - 0x00000000, 0x00000000, 0x00000000, 0x00000000, 0x00000000,,, - MEM0, AddressRangeMemory, TypeStatic) -}) -Method (_CRS, 0) { - - /* MEM0 is from the top of RAM to IOAPIC */ - CreateDWordField (XCRS, \_SB.PCI0.MEM0._MIN, MEML) - CreateDWordField (XCRS, \_SB.PCI0.MEM0._MAX, MEMH) - CreateDWordField (XCRS, \_SB.PCI0.MEM0._LEN, LENM) - Store (\_SB.PCI0.MEMC.TOLM, MEML) - Subtract (IO_APIC_ADDR, 1, MEMH) - Subtract (IO_APIC_ADDR, MEML, LENM) - - Return (XCRS); -} |