mirror of https://gitee.com/openkylin/qemu.git
93 lines
3.7 KiB
Plaintext
93 lines
3.7 KiB
Plaintext
/*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 2 of the License, or
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* (at your option) any later version.
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, see <http://www.gnu.org/licenses/>.
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*/
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/* PCI CRS (current resources) definition. */
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Scope(\_SB.PCI0) {
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Name(CRES, ResourceTemplate() {
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WordBusNumber(ResourceProducer, MinFixed, MaxFixed, PosDecode,
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0x0000, // Address Space Granularity
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0x0000, // Address Range Minimum
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0x00FF, // Address Range Maximum
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0x0000, // Address Translation Offset
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0x0100, // Address Length
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,, )
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IO(Decode16,
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0x0CF8, // Address Range Minimum
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0x0CF8, // Address Range Maximum
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0x01, // Address Alignment
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0x08, // Address Length
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)
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BOARD_SPECIFIC_PCI_RESOURSES
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DWordMemory(ResourceProducer, PosDecode, MinFixed, MaxFixed, Cacheable, ReadWrite,
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0x00000000, // Address Space Granularity
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0x000A0000, // Address Range Minimum
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0x000BFFFF, // Address Range Maximum
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0x00000000, // Address Translation Offset
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0x00020000, // Address Length
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,, , AddressRangeMemory, TypeStatic)
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DWordMemory(ResourceProducer, PosDecode, MinFixed, MaxFixed, NonCacheable, ReadWrite,
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0x00000000, // Address Space Granularity
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0xE0000000, // Address Range Minimum
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0xFEBFFFFF, // Address Range Maximum
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0x00000000, // Address Translation Offset
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0x1EC00000, // Address Length
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,, PW32, AddressRangeMemory, TypeStatic)
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})
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Name(CR64, ResourceTemplate() {
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QWordMemory(ResourceProducer, PosDecode, MinFixed, MaxFixed, Cacheable, ReadWrite,
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0x00000000, // Address Space Granularity
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0x8000000000, // Address Range Minimum
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0xFFFFFFFFFF, // Address Range Maximum
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0x00000000, // Address Translation Offset
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0x8000000000, // Address Length
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,, PW64, AddressRangeMemory, TypeStatic)
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})
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Method(_CRS, 0) {
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/* Fields provided by dynamically created ssdt */
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External(P0S, IntObj)
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External(P0E, IntObj)
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External(P1V, IntObj)
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External(P1S, BuffObj)
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External(P1E, BuffObj)
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External(P1L, BuffObj)
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/* fixup 32bit pci io window */
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CreateDWordField(CRES, \_SB.PCI0.PW32._MIN, PS32)
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CreateDWordField(CRES, \_SB.PCI0.PW32._MAX, PE32)
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CreateDWordField(CRES, \_SB.PCI0.PW32._LEN, PL32)
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Store(P0S, PS32)
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Store(P0E, PE32)
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Store(Add(Subtract(P0E, P0S), 1), PL32)
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If (LEqual(P1V, Zero)) {
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Return (CRES)
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}
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/* fixup 64bit pci io window */
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CreateQWordField(CR64, \_SB.PCI0.PW64._MIN, PS64)
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CreateQWordField(CR64, \_SB.PCI0.PW64._MAX, PE64)
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CreateQWordField(CR64, \_SB.PCI0.PW64._LEN, PL64)
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Store(P1S, PS64)
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Store(P1E, PE64)
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Store(P1L, PL64)
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/* add window and return result */
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ConcatenateResTemplate(CRES, CR64, Local0)
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Return (Local0)
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}
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}
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