diff options
| -rw-r--r-- | src/soc/intel/broadwell/pch/acpi/serialio.asl | 84 |
1 files changed, 54 insertions, 30 deletions
diff --git a/src/soc/intel/broadwell/pch/acpi/serialio.asl b/src/soc/intel/broadwell/pch/acpi/serialio.asl index b03bcdd505..35b15b427b 100644 --- a/src/soc/intel/broadwell/pch/acpi/serialio.asl +++ b/src/soc/intel/broadwell/pch/acpi/serialio.asl @@ -6,34 +6,22 @@ #define SIO_BAR_LEN 0x1000 // Put SerialIO device in D0 state -// Arg0 - BAR1 of device +// Arg0 - Ref to offset 0x84 of device's PCI config space Method (LPD0, 1, Serialized) { - OperationRegion (SPRT, SystemMemory, Arg0 + 0x84, 4) - Field (SPRT, DWordAcc, NoLock, Preserve) - { - SPCS, 32 - } - - SPCS &= 0xFFFFFFFC - Local0 = SPCS // Read back after writing + DeRefOf (Arg0) &= 0xFFFFFFFC + Local0 = DeRefOf (Arg0) // Read back after writing // Use Local0 to avoid iasl warning: Method Local is set but never used Local0 &= Ones } // Put SerialIO device in D3 state -// Arg0 - BAR1 of device +// Arg0 - Ref to offset 0x84 of device's PCI config space Method (LPD3, 1, Serialized) { - OperationRegion (SPRT, SystemMemory, Arg0 + 0x84, 4) - Field (SPRT, DWordAcc, NoLock, Preserve) - { - SPCS, 32 - } - - SPCS |= 0x3 - Local0 = SPCS // Read back after writing + DeRefOf (Arg0) |= 0x3 + Local0 = DeRefOf (Arg0) // Read back after writing // Use Local0 to avoid iasl warning: Method Local is set but never used Local0 &= Ones @@ -226,14 +214,20 @@ Device (I2C0) } } + OperationRegion (SPRT, SystemMemory, \S1B1 + 0x84, 4) + Field (SPRT, DWordAcc, NoLock, Preserve) + { + SPCS, 32 + } + Method (_PS0, 0, Serialized) { - ^^LPD0 (\S1B1) + ^^LPD0 (RefOf (SPCS)) } Method (_PS3, 0, Serialized) { - ^^LPD3 (\S1B1) + ^^LPD3 (RefOf (SPCS)) } } @@ -297,14 +291,20 @@ Device (I2C1) } } + OperationRegion (SPRT, SystemMemory, \S2B1 + 0x84, 4) + Field (SPRT, DWordAcc, NoLock, Preserve) + { + SPCS, 32 + } + Method (_PS0, 0, Serialized) { - ^^LPD0 (\S2B1) + ^^LPD0 (RefOf (SPCS)) } Method (_PS3, 0, Serialized) { - ^^LPD3 (\S2B1) + ^^LPD3 (RefOf (SPCS)) } } @@ -353,14 +353,20 @@ Device (SPI0) } } + OperationRegion (SPRT, SystemMemory, \S3B1 + 0x84, 4) + Field (SPRT, DWordAcc, NoLock, Preserve) + { + SPCS, 32 + } + Method (_PS0, 0, Serialized) { - ^^LPD0 (\S3B1) + ^^LPD0 (RefOf (SPCS)) } Method (_PS3, 0, Serialized) { - ^^LPD3 (\S3B1) + ^^LPD3 (RefOf (SPCS)) } } @@ -421,14 +427,20 @@ Device (SPI1) } } + OperationRegion (SPRT, SystemMemory, \S4B1 + 0x84, 4) + Field (SPRT, DWordAcc, NoLock, Preserve) + { + SPCS, 32 + } + Method (_PS0, 0, Serialized) { - ^^LPD0 (\S4B1) + ^^LPD0 (RefOf (SPCS)) } Method (_PS3, 0, Serialized) { - ^^LPD3 (\S4B1) + ^^LPD3 (RefOf (SPCS)) } } @@ -489,14 +501,20 @@ Device (UAR0) } } + OperationRegion (SPRT, SystemMemory, \S5B1 + 0x84, 4) + Field (SPRT, DWordAcc, NoLock, Preserve) + { + SPCS, 32 + } + Method (_PS0, 0, Serialized) { - ^^LPD0 (\S5B1) + ^^LPD0 (RefOf (SPCS)) } Method (_PS3, 0, Serialized) { - ^^LPD3 (\S5B1) + ^^LPD3 (RefOf (SPCS)) } } @@ -545,14 +563,20 @@ Device (UAR1) } } + OperationRegion (SPRT, SystemMemory, \S6B1 + 0x84, 4) + Field (SPRT, DWordAcc, NoLock, Preserve) + { + SPCS, 32 + } + Method (_PS0, 0, Serialized) { - ^^LPD0 (\S6B1) + ^^LPD0 (RefOf (SPCS)) } Method (_PS3, 0, Serialized) { - ^^LPD3 (\S6B1) + ^^LPD3 (RefOf (SPCS)) } } |