| /** |
| * @file |
| * |
| * ALIB ASL library |
| * |
| * |
| * |
| * @xrefitem bom "File Content Label" "Release Content" |
| * @e project: AGESA |
| * @e sub-project: GNB |
| * @e \$Revision: 31805 $ @e \$Date: 2010-05-21 17:58:16 -0700 (Fri, 21 May 2010) $ |
| * |
| */ |
| /* |
| ***************************************************************************** |
| * |
| * Copyright (c) 2011, Advanced Micro Devices, Inc. |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are met: |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above copyright |
| * notice, this list of conditions and the following disclaimer in the |
| * documentation and/or other materials provided with the distribution. |
| * * Neither the name of Advanced Micro Devices, Inc. nor the names of |
| * its contributors may be used to endorse or promote products derived |
| * from this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND |
| * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED |
| * WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE |
| * DISCLAIMED. IN NO EVENT SHALL ADVANCED MICRO DEVICES, INC. BE LIABLE FOR ANY |
| * DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES |
| * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; |
| * LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND |
| * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS |
| * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| * *************************************************************************** |
| * |
| */ |
| |
| DefinitionBlock ( |
| "F12PcieAlibSsdt.aml", |
| "SSDT", |
| 2, |
| "AMD", |
| "ALIB", |
| 0x1 |
| ) |
| { |
| Scope(\_SB) { |
| |
| Name (varMaxPortIndexNumber, 6) |
| |
| include ("PcieAlibCore.asl") |
| include ("PcieSmuLib.asl") |
| include ("PcieAlibPspp.asl") |
| include ("PcieAlibHotplug.asl") |
| |
| Name (varBoostState, 0) |
| Name (varPdmState, 0) |
| Name (varIntRateMonitorMaskState, 0) |
| Name (varIsStateInitialized, 0) |
| |
| /*----------------------------------------------------------------------------------------*/ |
| /** |
| * Activate APM/PDM state |
| * |
| * Arg0 - 0 (AC) 1 (DC) |
| */ |
| Method (procApmPdmActivate, 1, NotSerialized) { |
| Store (Or(ShiftLeft (0x18, 3), 4), Local1) |
| if (LEqual (varIsStateInitialized, 0)) { |
| Store (procSmuRcuRead (0x8580), varPdmState) |
| Store (procPciDwordRead (Local1, 0x15C), varBoostState) |
| Store (procPciDwordRead (Local1, 0x1A4), varIntRateMonitorMaskState) |
| Store (1, varIsStateInitialized) |
| } |
| Store (procSmuRcuRead (0x8580), Local0) |
| Store (Or(ShiftLeft (0x18, 3), 4), Local1) |
| Store (procPciDwordRead (Local1, 0x15C), Local2) |
| Store (procPciDwordRead (Local1, 0x1A4), Local3) |
| if (LEqual (Arg0, 1)) { |
| // DC mode -- |
| //1. To stall the PDM flow: |
| //Bit SMU0xB_x8580[PdmEn] needs to be cleared (0). The bit needs to be set to 0 and the service routine 12h (SMU) called. This will force the disabling of the PDM flow. |
| //2. To disable the APM: F4x15C[1:0]=00 |
| //3. F4x1A4 needs to be set to FFFF_FFFF |
| And (Local0, 0xFFFFFFFE, Local0) |
| And (Local2, 0xFFFFFFFC, Local2) |
| Or (Local3, 0x3, Local3) |
| } else { |
| Or (Local0, And (varPdmState, 1), Local0) |
| // Restore only D18F4x15C[0:1] |
| Or (Local2, And (varBoostState, 0x3), Local2) |
| // Restore only D18F4x1A4[0:1] |
| And (Local3, Or (0xFFFFFFFC, varIntRateMonitorMaskState), Local3) |
| } |
| procPciDwordWrite (Local1, 0x1A4, Local3) |
| procPciDwordWrite (Local1, 0x15C, Local2) |
| procSmuRcuWrite (0x8580, Local0) |
| procNbSmuServiceRequest (0x12, 0x3) |
| } |
| |
| /*----------------------------------------------------------------------------------------*/ |
| /** |
| * Activate ALTVDDNB |
| * |
| * Arg0 - 1 - GEN1 2 - GEN2 |
| */ |
| Method (procNbLclkDpmActivate, 1, NotSerialized) { |
| Store (procPsppGetAcDcState(), varAcDcStateLocal1) |
| Store (procSmuRcuRead (0x8490), Local0) |
| // Patch state only if at least one state is enable |
| if (LNotEqual (And (Local0, 0xF0), 0)) { |
| if (LEqual (Arg0, DEF_LINK_SPEED_GEN2)) { |
| //If AC/DC, & Gen2 supported, activate state DPM0 and DPM2, |
| //set SMUx0B_x8490[LclkDpmValid[5, 7] = 1, set SMUx0B_x8490[LclkDpmValid[6]] = 0 |
| //This is a battery ¡¥idle¡¦ state along with a ¡¥perf¡¦ state that will be programmed to the max LCLK achievable at the Gen2 VID |
| And (Local0, 0xFFFFFFA0, Local0) |
| Or (Local0, 0xA0, Local0) |
| |
| } else { |
| if (LEqual (varAcDcStateLocal1, DEF_PSPP_STATE_AC)) { |
| //If AC, & if only Gen1 supported, activate state DPM0 and DPM1 |
| //set SMUx0B_x8490[LclkDpmValid[6, 5]] = 1, set SMUx0B_x8490[LclkDpmValid[7]] = 0 |
| And (Local0, 0xFFFFFF60, Local0) |
| Or (Local0, 0x60, Local0) |
| } else { |
| //If DC mode & Gen1 supported, activate only state DPM0 |
| //set SMUx0B_x8490[LclkDpmValid[7, 6]] = 0, set SMUx0B_x8490[LclkDpmValid[5]] = 1 |
| And (Local0, 0xFFFFFF20, Local0) |
| Or (Local0, 0x20, Local0) |
| } |
| } |
| procSmuRcuWrite (0x8490, Local0) |
| } |
| } |
| Name (AD0A, 1) |
| #ifdef ALTVDDNB_SUPPORT |
| /*----------------------------------------------------------------------------------------*/ |
| /** |
| * AltvddNb control |
| * |
| * Arg0 - 1 - GEN1 2 - GEN2 |
| */ |
| Method (procNbAltVddNb, 1, NotSerialized) { |
| if (LEqual (AD0A, 1)) { |
| Store (procPsppGetAcDcState(), varAcDcStateLocal1) |
| Store (procSmuRcuRead (0x842C), Local0) |
| And (Local0, 0xFFFFFFFE, Local0) |
| if (LAnd (LEqual (Arg0, DEF_LINK_SPEED_GEN1), LEqual (varAcDcStateLocal1, DEF_PSPP_STATE_DC))) { |
| Or (Local0, 0x1, Local0) |
| } |
| procSmuRcuWrite (0x842C, Local0) |
| procNbSmuServiceRequest (0x1B, 0x3) |
| } |
| } |
| #endif |
| |
| #ifdef PCIE_PHY_LANE_POWER_GATE_SUPPORT |
| /*----------------------------------------------------------------------------------------*/ |
| /** |
| * Power gate PCIe phy lanes (hotplug support) |
| * |
| * Arg0 - Start Lane ID |
| * Arg1 - End Lane ID |
| * Arg2 - Power ON(0) / OFF(1) |
| */ |
| Method (procPcieLanePowerControl, 3, NotSerialized) { |
| Store ("PcieLanePowerControl Enter", Debug) |
| |
| Store (Concatenate (" Start Lane ID : ", ToHexString (Arg0), Local6), Debug) |
| Store (Concatenate (" End Lane ID : ", ToHexString (Arg1), Local6), Debug) |
| Store (Concatenate (" Power ON(0) / OFF(1) : ", ToHexString (Arg2), Local6), Debug) |
| |
| //Start Arg0, End Arg1, Core 0, Tx 1, Rx 1 |
| //[Core, Tx, Rx]=[0, 1, 1] for both plug and unplug, the only difference is ServiceId. |
| Or (Or (ShiftLeft (Arg1, 24), ShiftLeft (Arg0, 16)), 0x3, Local0) |
| //Store (Local0, Debug) |
| |
| procSmuRcuWrite (0x858C, Local0) |
| //Arg2 - Power ON(0) / OFF(1) |
| //Service ID : 0x14 Ungate. 0x13 Gate. So subtract Arg2 to determine SeriveId. |
| procNbSmuServiceRequest (Subtract (0x14, Arg2), 0x3) |
| |
| Store ("PcieLanePowerControl Exit", Debug) |
| } |
| #endif |
| /*----------------------------------------------------------------------------------------*/ |
| /** |
| * Pcie Adjust Pll |
| * |
| * Arg0 - 1 - GEN1 2 - GEN2 |
| * |
| */ |
| Method (procPcieAdjustPll, 1, NotSerialized) { |
| |
| Store ("PcieAdjustPll Enter", Debug) |
| Store (Arg0, Local0) |
| if (LEqual (Arg0, 0x2)) { |
| Store (0, Local0) |
| } |
| //GPP |
| //Store ("GPP Lane bit map = ", Debug) |
| //Store (procIndirectRegisterRead (0x0, 0xE0, 0x01308023), Debug) |
| if (LNotEqual (procIndirectRegisterRead (0x0, 0xE0, 0x01308023), 0)) { |
| //Store ("Before GPP 0x0130_8016 = ", Debug) |
| //Store (procIndirectRegisterRead (0x0, 0xE0, 0x01308016), Debug) |
| procIndirectRegisterRMW (0x0, 0xE0, 0x01308016, Not (0x00001000), ShiftLeft (Local0, 12)); |
| //Store ("After GPP 0x0130_8016 = ", Debug) |
| //Store (procIndirectRegisterRead (0x0, 0xE0, 0x01308016), Debug) |
| // Waiting for PLL changing done. |
| while (LNotEqual (AND(procIndirectRegisterRead (0x0, 0xE0, 0x01308016), 0x00002000), ShiftLeft (Local0, 13))) {Stall (10)} |
| } |
| //GFX |
| //Store ("GFX Lane bit map = ", Debug) |
| //Store (procIndirectRegisterRead (0x0, 0xE0, 0x01318023), Debug) |
| if (LNotEqual (procIndirectRegisterRead (0x0, 0xE0, 0x01318023), 0)) { |
| //Store ("Before GFX 0x0131_8016 = ", Debug) |
| //Store (procIndirectRegisterRead (0x0, 0xE0, 0x01318016), Debug) |
| procIndirectRegisterRMW (0x0, 0xE0, 0x01318016, Not (0x00001000), ShiftLeft (Local0, 12)); |
| //Store ("After GFX 0x0131_8016 = ", Debug) |
| //Store (procIndirectRegisterRead (0x0, 0xE0, 0x01318016), Debug) |
| // Waiting for PLL changing done. |
| while (LNotEqual (AND(procIndirectRegisterRead (0x0, 0xE0, 0x01318016), 0x00002000), ShiftLeft (Local0, 13))) {Stall (10)} |
| } |
| |
| Store ("PcieAdjustPll Exit", Debug) |
| } |
| } //End of Scope(\_SB) |
| } //End of DefinitionBlock |
| |
| |