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-rw-r--r--src/acpi/dsdt_top.asl24
1 files changed, 20 insertions, 4 deletions
diff --git a/src/acpi/dsdt_top.asl b/src/acpi/dsdt_top.asl
index 6a0129fd7b..7539f00e57 100644
--- a/src/acpi/dsdt_top.asl
+++ b/src/acpi/dsdt_top.asl
@@ -57,11 +57,27 @@ Scope(\_SB) {
Device (PERC) // PCI ECAM Resource Consumption
{
Name (_HID, EisaId("PNP0C02"))
- Name (_CRS, ResourceTemplate()
+ Method (_CRS, 0, Serialized)
{
- Memory32Fixed (ReadWrite, CONFIG_ECAM_MMCONF_BASE_ADDRESS,
- CONFIG_ECAM_MMCONF_LENGTH)
- })
+ Name (RBUF, ResourceTemplate ()
+ {
+ QWordMemory (ResourceConsumer, PosDecode, MinFixed, MaxFixed,
+ NonCacheable, ReadWrite,
+ 0x0000000000000000, // Granularity
+ 0x0000000000000000, // _MIN
+ 0x0000000000000001, // _MAX
+ 0x0000000000000000, // Translation
+ 0x0000000000000002, // _Len
+ ,, _Y00, AddressRangeMemory, TypeStatic)
+ })
+ CreateQWordField (RBUF, \_SB.PERC._CRS._Y00._MIN, MIN1)
+ CreateQWordField (RBUF, \_SB.PERC._CRS._Y00._MAX, MAX1)
+ CreateQWordField (RBUF, \_SB.PERC._CRS._Y00._LEN, LEN1)
+ MIN1 = CONFIG_ECAM_MMCONF_BASE_ADDRESS
+ MAX1 = (MIN1 + CONFIG_ECAM_MMCONF_LENGTH -1)
+ LEN1 = CONFIG_ECAM_MMCONF_LENGTH
+ Return (RBUF)
+ }
}
}
#endif