qemu-e2k/hw/i386/acpi-dsdt-pci-crs.dsl
Igor Mammedov 562e56a9f8 pc: Q35 DSDT: exclude CPU hotplug IO range from PCI bus resources
... for range defined at hw/acpi/ich9.c:ICH9_PROC_BASE

Signed-off-by: Igor Mammedov <imammedo@redhat.com>
Reviewed-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
2014-01-26 13:11:44 +02:00

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/*
* 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, see <http://www.gnu.org/licenses/>.
*/
/* PCI CRS (current resources) definition. */
Scope(\_SB.PCI0) {
Name(CRES, ResourceTemplate() {
WordBusNumber(ResourceProducer, MinFixed, MaxFixed, PosDecode,
0x0000, // Address Space Granularity
0x0000, // Address Range Minimum
0x00FF, // Address Range Maximum
0x0000, // Address Translation Offset
0x0100, // Address Length
,, )
IO(Decode16,
0x0CF8, // Address Range Minimum
0x0CF8, // Address Range Maximum
0x01, // Address Alignment
0x08, // Address Length
)
BOARD_SPECIFIC_PCI_RESOURSES
DWordMemory(ResourceProducer, PosDecode, MinFixed, MaxFixed, Cacheable, ReadWrite,
0x00000000, // Address Space Granularity
0x000A0000, // Address Range Minimum
0x000BFFFF, // Address Range Maximum
0x00000000, // Address Translation Offset
0x00020000, // Address Length
,, , AddressRangeMemory, TypeStatic)
DWordMemory(ResourceProducer, PosDecode, MinFixed, MaxFixed, NonCacheable, ReadWrite,
0x00000000, // Address Space Granularity
0xE0000000, // Address Range Minimum
0xFEBFFFFF, // Address Range Maximum
0x00000000, // Address Translation Offset
0x1EC00000, // Address Length
,, PW32, AddressRangeMemory, TypeStatic)
})
Name(CR64, ResourceTemplate() {
QWordMemory(ResourceProducer, PosDecode, MinFixed, MaxFixed, Cacheable, ReadWrite,
0x00000000, // Address Space Granularity
0x8000000000, // Address Range Minimum
0xFFFFFFFFFF, // Address Range Maximum
0x00000000, // Address Translation Offset
0x8000000000, // Address Length
,, PW64, AddressRangeMemory, TypeStatic)
})
Method(_CRS, 0) {
/* Fields provided by dynamically created ssdt */
External(P0S, IntObj)
External(P0E, IntObj)
External(P1V, IntObj)
External(P1S, BuffObj)
External(P1E, BuffObj)
External(P1L, BuffObj)
/* fixup 32bit pci io window */
CreateDWordField(CRES, \_SB.PCI0.PW32._MIN, PS32)
CreateDWordField(CRES, \_SB.PCI0.PW32._MAX, PE32)
CreateDWordField(CRES, \_SB.PCI0.PW32._LEN, PL32)
Store(P0S, PS32)
Store(P0E, PE32)
Store(Add(Subtract(P0E, P0S), 1), PL32)
If (LEqual(P1V, Zero)) {
Return (CRES)
}
/* fixup 64bit pci io window */
CreateQWordField(CR64, \_SB.PCI0.PW64._MIN, PS64)
CreateQWordField(CR64, \_SB.PCI0.PW64._MAX, PE64)
CreateQWordField(CR64, \_SB.PCI0.PW64._LEN, PL64)
Store(P1S, PS64)
Store(P1E, PE64)
Store(P1L, PL64)
/* add window and return result */
ConcatenateResTemplate(CRES, CR64, Local0)
Return (Local0)
}
}