diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/soc/intel/denverton_ns/acpi.c | 6 | ||||
| -rw-r--r-- | src/soc/intel/denverton_ns/acpi/cpu.asl | 120 |
2 files changed, 14 insertions, 112 deletions
diff --git a/src/soc/intel/denverton_ns/acpi.c b/src/soc/intel/denverton_ns/acpi.c index a75a182fd7..5fd56b6769 100644 --- a/src/soc/intel/denverton_ns/acpi.c +++ b/src/soc/intel/denverton_ns/acpi.c @@ -253,6 +253,12 @@ void generate_cpu_entries(struct device *device) acpigen_pop_len(); } + /* PPKG is usually used for thermal management + of the first and only package. */ + acpigen_write_processor_package("PPKG", 0, num_cpus); + + /* Add a method to notify processor nodes */ + acpigen_write_processor_cnot(num_cpus); } unsigned long acpi_madt_irq_overrides(unsigned long current) diff --git a/src/soc/intel/denverton_ns/acpi/cpu.asl b/src/soc/intel/denverton_ns/acpi/cpu.asl index 00dc6c792d..673df943ff 100644 --- a/src/soc/intel/denverton_ns/acpi/cpu.asl +++ b/src/soc/intel/denverton_ns/acpi/cpu.asl @@ -15,127 +15,23 @@ * */ -/* These devices are created at runtime */ -External (\_PR.CP00, DeviceObj) -External (\_PR.CP01, DeviceObj) -External (\_PR.CP02, DeviceObj) -External (\_PR.CP03, DeviceObj) -External (\_PR.CP04, DeviceObj) -External (\_PR.CP05, DeviceObj) -External (\_PR.CP06, DeviceObj) -External (\_PR.CP07, DeviceObj) -External (\_PR.CP08, DeviceObj) -External (\_PR.CP09, DeviceObj) -External (\_PR.CP10, DeviceObj) -External (\_PR.CP11, DeviceObj) -External (\_PR.CP12, DeviceObj) -External (\_PR.CP13, DeviceObj) -External (\_PR.CP14, DeviceObj) -External (\_PR.CP15, DeviceObj) +/* These come from the dynamically created CPU SSDT */ +External (\_PR.CNOT, MethodObj) -/* Notify OS to re-read CPU tables, assuming ^2 CPU count */ +/* Notify OS to re-read CPU tables */ Method (PNOT) { - If (LGreaterEqual (\PCNT, 2)) { - Notify (\_PR.CP00, 0x81) // _CST - Notify (\_PR.CP01, 0x81) // _CST - } - If (LGreaterEqual (\PCNT, 4)) { - Notify (\_PR.CP02, 0x81) // _CST - Notify (\_PR.CP03, 0x81) // _CST - } - If (LGreaterEqual (\PCNT, 8)) { - Notify (\_PR.CP04, 0x81) // _CST - Notify (\_PR.CP05, 0x81) // _CST - Notify (\_PR.CP06, 0x81) // _CST - Notify (\_PR.CP07, 0x81) // _CST - } - If (LGreaterEqual (\PCNT, 16)) { - Notify (\_PR.CP08, 0x81) // _CST - Notify (\_PR.CP09, 0x81) // _CST - Notify (\_PR.CP10, 0x81) // _CST - Notify (\_PR.CP11, 0x81) // _CST - Notify (\_PR.CP12, 0x81) // _CST - Notify (\_PR.CP13, 0x81) // _CST - Notify (\_PR.CP14, 0x81) // _CST - Notify (\_PR.CP15, 0x81) // _CST - } + \_PR.CNOT (0x81) } -/* Notify OS to re-read CPU _PPC limit, assuming ^2 CPU count */ +/* Notify OS to re-read CPU _PPC limit */ Method (PPCN) { - If (LGreaterEqual (\PCNT, 2)) { - Notify (\_PR.CP00, 0x80) // _PPC - Notify (\_PR.CP01, 0x80) // _PPC - } - If (LGreaterEqual (\PCNT, 4)) { - Notify (\_PR.CP02, 0x80) // _PPC - Notify (\_PR.CP03, 0x80) // _PPC - } - If (LGreaterEqual (\PCNT, 8)) { - Notify (\_PR.CP04, 0x80) // _PPC - Notify (\_PR.CP05, 0x80) // _PPC - Notify (\_PR.CP06, 0x80) // _PPC - Notify (\_PR.CP07, 0x80) // _PPC - } - If (LGreaterEqual (\PCNT, 16)) { - Notify (\_PR.CP08, 0x80) // _PPC - Notify (\_PR.CP09, 0x80) // _PPC - Notify (\_PR.CP10, 0x80) // _PPC - Notify (\_PR.CP11, 0x80) // _PPC - Notify (\_PR.CP12, 0x80) // _PPC - Notify (\_PR.CP13, 0x80) // _PPC - Notify (\_PR.CP14, 0x80) // _PPC - Notify (\_PR.CP15, 0x80) // _PPC - } + \_PR.CNOT (0x80) } -/* Notify OS to re-read Throttle Limit tables, assuming ^2 CPU count */ +/* Notify OS to re-read Throttle Limit tables */ Method (TNOT) { - If (LGreaterEqual (\PCNT, 2)) { - Notify (\_PR.CP00, 0x82) // _TPC - Notify (\_PR.CP01, 0x82) // _TPC - } - If (LGreaterEqual (\PCNT, 4)) { - Notify (\_PR.CP02, 0x82) // _TPC - Notify (\_PR.CP03, 0x82) // _TPC - } - If (LGreaterEqual (\PCNT, 8)) { - Notify (\_PR.CP04, 0x82) // _TPC - Notify (\_PR.CP05, 0x82) // _TPC - Notify (\_PR.CP06, 0x82) // _TPC - Notify (\_PR.CP07, 0x82) // _TPC - } - If (LGreaterEqual (\PCNT, 16)) { - Notify (\_PR.CP08, 0x82) // _TPC - Notify (\_PR.CP09, 0x82) // _TPC - Notify (\_PR.CP10, 0x82) // _TPC - Notify (\_PR.CP11, 0x82) // _TPC - Notify (\_PR.CP12, 0x82) // _TPC - Notify (\_PR.CP13, 0x82) // _TPC - Notify (\_PR.CP14, 0x82) // _TPC - Notify (\_PR.CP15, 0x82) // _TPC - } -} - -/* Return a package containing enabled processor entries */ -Method (PPKG) -{ - If (LGreaterEqual (\PCNT, 16)) { - Return (Package() {\_PR.CP00, \_PR.CP01, \_PR.CP02, \_PR.CP03, - \_PR.CP04, \_PR.CP05, \_PR.CP06, \_PR.CP07, - \_PR.CP08, \_PR.CP09, \_PR.CP10, \_PR.CP11, - \_PR.CP12, \_PR.CP13, \_PR.CP14, \_PR.CP15}) - } ElseIf (LGreaterEqual (\PCNT, 8)) { - Return (Package() {\_PR.CP00, \_PR.CP01, \_PR.CP02, \_PR.CP03, - \_PR.CP04, \_PR.CP05, \_PR.CP06, \_PR.CP07}) - } ElseIf (LGreaterEqual (\PCNT, 4)) { - Return (Package() {\_PR.CP00, \_PR.CP01, \_PR.CP02, \_PR.CP03}) - } ElseIf (LGreaterEqual (\PCNT, 2)) { - Return (Package() {\_PR.CP00, \_PR.CP01}) - } Else { - Return (Package() {\_PR.CP00}) - } + \_PR.CNOT (0x82) } |