diff options
Diffstat (limited to 'src/vendorcode/amd/cimx/sb700/SBCMN.c')
| -rw-r--r-- | src/vendorcode/amd/cimx/sb700/SBCMN.c | 572 |
1 files changed, 572 insertions, 0 deletions
diff --git a/src/vendorcode/amd/cimx/sb700/SBCMN.c b/src/vendorcode/amd/cimx/sb700/SBCMN.c new file mode 100644 index 0000000000..7d5b4f4a74 --- /dev/null +++ b/src/vendorcode/amd/cimx/sb700/SBCMN.c @@ -0,0 +1,572 @@ +/***************************************************************************** + * + * Copyright (C) 2012 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. + * + * + ***************************************************************************/ + + +#include "Platform.h" + + +REG8MASK sbEarlyPostByteInitTable[]={ + // SMBUS Device(Bus 0, Dev 20, Func 0) + {0x00, SMBUS_BUS_DEV_FUN, 0}, + {SB_SMBUS_REG43, ~(UINT8)BIT3, 0x00}, //Make BAR registers of smbus visible. + {SB_SMBUS_REG24, 0X00, (CIMx_Version & 0xFF)}, //Program the version information + {SB_SMBUS_REG24+1, 0x00, (CIMx_Version >> 8)}, + {SB_SMBUS_REG24+2, 0x00, RC_Information}, + {SB_SMBUS_REG24+3, 0x00, Additional_Changes_Indicator}, + {SB_SMBUS_REG43, ~(UINT8)BIT3, BIT3}, //Make BAR registers of smbus invisible. + {SB_SMBUS_REGAE, ~(UINT8)(BIT6 + BIT5), BIT6 + BIT5}, //Disable Timer IRQ enhancement for proper operation of the 8254 timer. + // [6] - IoApicPicArbEn, set 1 to enable arbiter between APIC and PIC interrupts + {SB_SMBUS_REGAD, ~(UINT8)(BIT0+BIT1+BIT2+BIT4), BIT0+BIT3}, // Initialize SATA to default values, SATA Enabled, + // Combined mode enabled, SATA as primary, power saving enable + {SB_SMBUS_REGAF, 0xE3, 6 << 2}, // Set SATA Interrupt to INTG# + {SB_SMBUS_REG68, BIT3, 0 }, // First disable all usb controllers and then enable then according to setup selection + {0xFF, 0xFF, 0xFF}, + + // IDE Device(Bus 0, Dev 20, Func 1) + {0x00, IDE_BUS_DEV_FUN, 0}, + {SB_IDE_REG62+1, ~(UINT8)BIT0, BIT5}, // Enabling IDE Explicit Pre-Fetch IDE PCI Config 0x62[8]=0 + // Allow MSI capability of IDE controller to be visible. IDE PCI Config 0x62[13]=1 + {0xFF, 0xFF, 0xFF}, + + // Azalia Device(Bus 0, Dev 20, Func 2) + {0x00, AZALIA_BUS_DEV_FUN, 0}, + {SB_AZ_REG4C, ~(UINT8)BIT0, BIT0}, + {0xFF, 0xFF, 0xFF}, + + // LPC Device(Bus 0, Dev 20, Func 3) + {0x00, LPC_BUS_DEV_FUN, 0}, + + {SB_LPC_REG40, ~(UINT8)BIT2, BIT2}, // Enabling LPC DMA Function 0x40[2] + {SB_LPC_REG78, ~(UINT8)BIT1, 00}, // Disables MSI capability + {0xFF, 0xFF, 0xFF}, + + // P2P Bridge(Bus 0, Dev 20, Func 4) + {0x00, SBP2P_BUS_DEV_FUN, 0}, + + {SB_P2P_REG64+1, 0xFF, BIT7+BIT6}, //Adjusting CLKRUN#, PCIB_PCI_Config 0x64[15]=01 + //Enabling arbiter fix, PCIB_PCI_Config 0x64[14]=01 + {SB_P2P_REG64+2, 0xFF, BIT4}, //Enabling One-Prefetch-Channel Mode, PCIB_PCI_config 0x64 [20] + + {SB_P2P_REG0D, 0x00, 0x40}, //Setting Latency Timers to 0x40, Enables the PCIB to retain ownership + {SB_P2P_REG1B, 0x00, 0x40}, // of the bus on the Primary side and on the Secondary side when GNT# is deasserted. + + {0xFF, 0xFF, 0xFF}, + + // SATA Device(Bus 0, Dev 17, Func 0) + {0x00, SATA_BUS_DEV_FUN, 0}, + {SB_SATA_REG44, 0xff, BIT0}, // Enables the SATA watchdog timer register prior to the SATA BIOS post + {SB_SATA_REG40+3, 0xff, BIT5}, // RPR setting: Disable the testing/enhancement mode SATA_PCI_config 0x40 [29] = 1 + {SB_SATA_REG48+2, 0xff, BIT5}, // RPR setting: Disable the testing/enhancement mode SATA_PCI_config 0x48 [24] = 1, [21] = 1 + {SB_SATA_REG48+3, 0xff, BIT0}, + {SB_SATA_REG44 + 2, 0, 0x10}, // Program watchdog timer with 16 retries before timer time-out. + {0xFF, 0xFF, 0xFF}, +}; + + +REG8MASK sbEarlyPostPmioInitTbl[]={ + // index andmask ormask + {SB_PMIO_REG55, ~(UINT8)(BIT3+BIT4+BIT5), BIT5+BIT3}, //BIT3(PcieNative)=1b, BIT4(Pcie_Wak_Mask)=0b, BIT5(Pcie_WAK_Sci)=1b + {SB_PMIO_REG01, 0xff, BIT1}, + {SB_PMIO_REG0E, 0xff, BIT2 + BIT3}, + {SB_PMIO_REG10, 0x3E, (BIT6+BIT5+BIT3+BIT1)}, // RTC_En_En + TMR_En_En + GLB_EN_EN and clear EOS_EN + PciExpWakeDisEn + {SB_PMIO_REG61, 0xFF, 0x40}, // USB Device Support to Wakeup System from S3/S4 state, USB PME & PCI Act from NB + {SB_PMIO_REG59, 0xFC, 0x00 }, // Clear the flash controller bits BIT1:0 + {SB_PMIO_REG01, 0xFF, 0x97 }, // Clear all the status + {SB_PMIO_REG05, 0xFF, 0xFF }, + {SB_PMIO_REG06, 0xFF, 0xFF }, + {SB_PMIO_REG07, 0xFF, 0xFF }, + {SB_PMIO_REG0F, 0xFF, 0x1F }, + {SB_PMIO_REG1D, 0xFF, 0xFF }, + {SB_PMIO_REG39, 0xFF, 0xFF }, + {SB_PMIO_REG7C, ~(UINT8)(BIT5+BIT3+BIT2), BIT3+BIT2}, //Turn on BLink LED + {SB_PMIO_REG67, 0xFF, 0x06}, // C State enable, must be set in order to exercise C state + {SB_PMIO_REG68, 0x38, 0x84}, + {SB_PMIO_REG8D, 0xFF, 0x01}, // Set PM_Reg_0x8D[0] to enable PmeTurnOff/PmeMsgAck handshake to fix PCIE LAN S3/S4 wake failure + {SB_PMIO_REG84, 0xFD, BIT3+BIT0}, + {SB_PMIO_REG53, 0xFF, BIT7+BIT6}, //ACPI System Clock setting, PMIO Reg 0x53[6]=1. Our reference clock + //is either 25 or 100Mhz and so the default acpi clock is actually + //running at 12.5Mhz and so the system time will run slow. We have + //generated another internal clock which runs at 14.318Mhz which is the + //correct frequency. We should set this bit to turn on this feature PMIO_REG53[6]=1 + //PCI Clock Period, PM_IO 0x53 [7] = 1. By setting this, PCI clock period + //increase to 30.8 ns. + {SB_PMIO_REG95, ~(UINT8)(BIT2+BIT1+BIT0), BIT2+BIT1}, //USB Advanced Sleep Control, Enables USB EHCI controller + //to sleep for 6 uframes in stead of the standard 10us to + //improve power saving. + {SB_PMIO_REGD7, 0xFF, BIT6+BIT1}, + +}; + + +// commonInitEarlyBoot - set /SMBUS/ACPI/IDE/LPC/PCIB. This settings should be done during S3 resume also +void commonInitEarlyBoot(AMDSBCFG* pConfig) { + UINT16 dwTempVar; + CPUID_DATA CpuId; + CPUID_DATA CpuId_Brand; + UINT8 dbValue; + UINT32 ddValue; + UINT8 Family, Model, Stepping; + + TRACE((DMSG_SB_TRACE, "CIMx - Entering commonInitEarlyBoot \n")); + CpuidRead (0x01, &CpuId); + CpuidRead (0x80000001, &CpuId_Brand); //BrandID + + //Early post initialization of pci config space + programPciByteTable( (REG8MASK*)FIXUP_PTR(&sbEarlyPostByteInitTable[0]), sizeof(sbEarlyPostByteInitTable)/sizeof(REG8MASK) ); + + // RPR 5.5 Clear PM_IO 0x65[4] UsbResetByPciRstEnable, Set this bit so that usb gets reset whenever there is PCIRST. + RWPMIO(SB_PMIO_REG65, AccWidthUint8 | S3_SAVE, ~(UINT32)BIT4, BIT4); + + + #if 0 //KZ [083011]-It's used wrong BIOS SIZE for Coreboot. + //For being compatible with earlier revision, check whether ROM decoding is changed already outside CIMx before + //changing it. + ReadPCI((LPC_BUS_DEV_FUN << 16) + SB_LPC_REG68, AccWidthUint16 | S3_SAVE, &dwTempVar); + if ( (dwTempVar == 0x08) || (dwTempVar == 0x00)) + RWPCI((LPC_BUS_DEV_FUN << 16) + SB_LPC_REG68, AccWidthUint8 | S3_SAVE, 0, 0x0E);// Change the 1Mb below ROM decoding range to 0xE0000 to 0xFFFFF + #endif + + if (pConfig->AzaliaController == 1) + RWPMIO(SB_PMIO_REG59, AccWidthUint8 | S3_SAVE, ~(UINT32)BIT3, 0); + else + RWPMIO(SB_PMIO_REG59, AccWidthUint8 | S3_SAVE, 0xFF, BIT3); + + //Disable or Enable PCI Clks based on input + RWPCI((SBP2P_BUS_DEV_FUN << 16) + SB_P2P_REG42, AccWidthUint8 | S3_SAVE, ~(UINT32)(BIT5+BIT4+BIT3+BIT2), ((pConfig->PciClks) & 0x0F) << 2 ); + RWPCI((SBP2P_BUS_DEV_FUN << 16) + SB_P2P_REG4A, AccWidthUint8 | S3_SAVE, ~(UINT32)(BIT1+BIT0), ((pConfig->PciClks) >> 4) | ((pConfig->PciClk5) << 1) ); + ReadPMIO(SB_PMIO_REG2C, AccWidthUint16, &dwTempVar); // Read Arbiter address, Arbiter address is in PMIO 2Ch + RWIO(dwTempVar, AccWidthUint8, 0, 0); // Write 0 to enable the arbiter + + abLinkInitBeforePciEnum(pConfig); // Set ABCFG registers + // Set LDTSTP# duration to 10us for HydraD CPU model 8, 9 or A; or when HT link is 200MHz; or Family15 Orochi CPU C32/G34 package + ddValue = CpuId.REG_EAX & 0x00FF00F0; + dbValue = 1; + + if((CpuId.REG_EAX & 0x00F00F00) == 0x00600F00) { + if(((CpuId_Brand.REG_EBX & 0xF0000000) == 0x30000000) || ((CpuId_Brand.REG_EBX & 0xF0000000) == 0x50000000)) { + //Orochi processor G34/C32, set to 10us + dbValue = 10; + } + else { + // Orochi processor AM3, set to 5us + dbValue = 5; + } + } + + if ((pConfig->AnyHT200MhzLink) || (ddValue == 0x100080) || (ddValue == 0x100090) || (ddValue == 0x1000A0)) { + //any kind of CPU run HT at 200Mhz , or HydraD CPU model 8, 9 or A, set to 10us + dbValue = 10; + } + + + RWPMIO(SB_PMIO_REG8B, AccWidthUint8 | S3_SAVE, 0x00, dbValue); + + // Enable/Disable watchdog timer + RWPMIO(SB_PMIO_REG69, AccWidthUint8 | S3_SAVE, ~(UINT32)BIT0, (UINT8)(!pConfig->WatchDogTimerEnable)); + + // Per SB700/SP5100 RPR 2.5 + // + // Enable C1e stutter timer for any system with chip revision >= A14 + // Set SMBUS:0x5c[22:16] = 16 -- Set amount of idle time to 16ms + // + + if (getRevisionID() >= SB700_A14) { + dwTempVar = 0x0010; + + // Set PMIO:0xcb[5] = 1 -- AutoStutterTimerEn, set 1 to enable + // Set PMIO:0xcb[6] = 1 -- AutoStutterTimeSel, 1=1ms timer tick increment; 0=2us increment + RWPMIO(SB_PMIO_REGCB, AccWidthUint8 | S3_SAVE, 0xff, BIT6 + BIT5); + + Family = (UINT8)((CpuId.REG_EAX & 0x00ff0000)>> 16); + Model = (UINT8)((CpuId.REG_EAX & 0x000000f0)>> 4); + Stepping = (UINT8) (CpuId.REG_EAX & 0x0000000f); + + // For Server system (SP5100) with CPU type = Family 10h with LS2 mode enabled: + // Model=6 && Stepping=2 || Model=(4I5|6) && Stepping >=3 || Model=(8|9) && Stepping >= 1 || Model Ah + // Set SMBUS:0x5c[22:16] = 20 -- Set amount of idle time to 20ms + if (IsLs2Mode() && (Family == 0x10)) { + switch( Model ){ + case 0x4: + case 0x5: + if( Stepping >= 3 ) dwTempVar = 0x14; + break; + case 0x6: + if( Stepping >= 2 ) dwTempVar = 0x14; + break; + case 0x8: + if( Stepping >= 1 ) dwTempVar = 0x14; + break; + case 0x9: + if( Stepping >= 1 ) dwTempVar = 0x14; + break; + case 0xA: + dwTempVar = 0x14; + break; + } + } + // Set SMBUS:0x5c[7] = 1 -- CheckC3, set 1 to check for C3 state + RWPCI((SMBUS_BUS_DEV_FUN << 16) + SB_SMBUS_REG5C, AccWidthUint32 | S3_SAVE, ~(0x7F << 16), (dwTempVar << 16) + BIT7); + } + + //Message-Triggered C1E is not supported in Family 10h G34r1 HY-D0 (0x00100F90) and Family 10h C32 HY-D0 (0x00100F80) processor. + ddValue = CpuId.REG_EAX; + if ((getRevisionID() == SB700_A15) && (pConfig->MTC1e == CIMX_OPTION_ENABLED) && (ddValue != 0x00100F90) && (ddValue != 0x00100F80)) { + // + // MTC1e: For A15 (server only) - The settings here borrow the existing legacy ACPI BM_STS and BM_RLD bits as a + // mechanism to break out from C1e under a non-OS controlled C3 state. Under this scheme, the logic will automatically + // clear the BM_STS bit whenever it enters C1e state. Whenever BM_REQ#/IDLE_EXIT# is detected, it will cause the + // BM_STS bit to be set and therefore causing the C state logic to exit. + // + // Set BMReqEnable (SMBUS:0x64[5]=1) to enable the pin as BM_REQ#/IDLE_EXIT# to the C state logic + // Set CheckOwnReq (SMBUS:0x64[4]=0) to force IDLE_EXIT# to set BM_STS and wake from C3 + RWPCI((SMBUS_BUS_DEV_FUN << 16) + SB_SMBUS_REG64, AccWidthUint8 | S3_SAVE, 0xEF, BIT5); + + // Set PCI_Active_enable (PMIO:0x61[2]=1), the secondary enable bit for SB to monitor BM_REQ#/IDLE_EXIT# + RWPMIO(SB_PMIO_REG61, AccWidthUint8 | S3_SAVE, 0xff, BIT2); + + // Set auto_bm_rld (PMIO:0x9a[4]=1) so that assertion on BM_REQ#/IDLE_EXIT# pin will cause C state logic to break out from C1e + // Set auto_clr_bm_sts (PMIO:0x9a[5]=1) will cause the C state logic to automatically clear the BM_STS bit whenever it sees a C1e entry + RWPMIO(SB_PMIO_REG9A, AccWidthUint8 | S3_SAVE, 0xff, BIT5 + BIT4); + + + // MTC1e: The logic basically counts the number of HALT_ENTER messages. When it has received the number of HALT_ENTER + // messages equal to NumOfCpu (PMIO:0xc9[3:0]), it will generate an internal C1e command to the C state logic. + // The count increments when it sees HALT_ENTER message after it has generated the C1e command, and it treats the + // HALT_EXIT message as a break event. + // + // Set ServerCEn + RWPMIO(SB_PMIO_REGBB, AccWidthUint8 | S3_SAVE, 0xFF, BIT7); + + // Enable counting HALT + // PMIO:0xc9[4] = CountHaltMsgEn + // PMIO:0xc9[3:0] = NumOfCpu, set to 1 since CPU logic will coordinate among cores and only generate one HALT message + RWPMIO(SB_PMIO_REGC9, AccWidthUint8 | S3_SAVE, 0xE0, BIT4 + 1); + } + + c3PopupSetting(pConfig); + + TRACE((DMSG_SB_TRACE, "CIMx - Exiting commonInitEarlyBoot \n")); +} + + +void commonInitEarlyPost(AMDSBCFG* pConfig){ + //early post initialization of pmio space + programPmioByteTable( (REG8MASK *)FIXUP_PTR(&sbEarlyPostPmioInitTbl[0]), (sizeof(sbEarlyPostPmioInitTbl)/sizeof(REG8MASK)) ); + CallBackToOEM(PULL_UP_PULL_DOWN_SETTINGS, NULL, pConfig); +} + + +// AB-Link Configuration Table +ABTBLENTRY abTblEntry600[]={ + // Enabling Downstream Posted Transactions to Pass Non-Posted Transactions for the K8 Platform ABCFG 0x10090[8] = 1 + // ABCFG 0x10090 [16] = 1, ensures the SMI# message to be sent before the IO command is completed. The ordering of + // SMI# and IO is important for the IO trap to work properly. + {ABCFG,SB_AB_REG10090 ,BIT16+BIT8 ,BIT16+BIT8 }, + // Enabling UpStream DMA Access AXCFG: 0x04[2]=1 + {AXCFG,SB_AB_REG04 ,BIT2 ,BIT2 }, + // Setting B-Link Prefetch Mode ABCFG 0x80 [17] = 1 ABCFG 0x80 [18] = 1 + {ABCFG,SB_AB_REG80 ,BIT17+BIT18 ,BIT17+BIT18 }, + // Disable B-Link client's credit variable in downstream arbitration equation (for All Revisions) + // ABCFG 0x9C[0] = 1 Disable credit variable in downstream arbitration equation + // Enabling Additional Address Bits Checking in Downstream Register Programming + // ABCFG 0x9C[1] = 1 + {ABCFG,SB_AB_REG9C ,BIT8+BIT1+BIT0 ,BIT8+BIT1+BIT0 }, + // Enabling IDE/PCIB Prefetch for Performance Enhancement + // IDE prefetch ABCFG 0x10060 [17] = 1 ABCFG 0x10064 [17] = 1 + // PCIB prefetch ABCFG 0x10060 [20] = 1 ABCFG 0x10064 [20] = 1 + {ABCFG,SB_AB_REG10060 ,BIT17+BIT20 ,BIT17+BIT20 }, // IDE+PCIB prefetch enable + {ABCFG,SB_AB_REG10064 ,BIT17+BIT20 ,BIT17+BIT20 }, // IDE+PCIB prefetch enable + // Enabling Detection of Upstream Interrupts ABCFG 0x94 [20] = 1 + // ABCFG 0x94 [19:0] = cpu interrupt delivery address [39:20] + {ABCFG,SB_AB_REG94 ,BIT20 ,BIT20+0x00FEE }, + // Programming cycle delay for AB and BIF clock gating + // Enabling AB and BIF Clock Gating + // Enabling AB Int_Arbiter Enhancement + // Enabling Requester ID + {ABCFG,SB_AB_REG10054, 0x00FFFFFF , 0x010407FF }, + {ABCFG,SB_AB_REG98 , 0xFFFF00FF , 0x00014700 }, // Enable the requestor ID for upstream traffic ABCFG 0x98[16]=1 +// {ABCFG,SB_AB_REG54 , 0x00FF0000 , 0x01040000 }, + {ABCFG,SB_AB_REG54 , 0x00FF0000 , 0x00040000 }, + + {ABCFG,0,0,-1}, // This dummy entry is to clear ab index + {-1, -1, -1, -1 }, +}; + + +// AB-Link Configuration Table +ABTBLENTRY abTblForA15[]={ + + //SMI Reordering fix + {ABCFG, SB_AB_REG90 ,BIT21 , BIT21 }, + {ABCFG, SB_AB_REG9C ,BIT15+BIT9+BIT5 ,BIT15+BIT9+BIT5}, + + //Posted pass NP Downstream feature + {AX_INDXC, SB_AB_REG02, BIT9 ,BIT9 }, + {ABCFG, SB_AB_REG9C, BIT14+BIT13+BIT12+BIT11+BIT10+BIT7+BIT6 , BIT14+BIT13+BIT12+BIT11+BIT10+BIT7+BIT6}, + {ABCFG, SB_AB_REG1009C, BIT5+BIT4 , BIT5+BIT4}, + + //Posted pass NP upstream feature + {ABCFG, SB_AB_REG58, BIT15+BIT14+BIT13+BIT12+BIT11, BIT15+BIT14+BIT13+BIT11}, + + //64 bit Non-posted memory write support + {AX_INDXC, SB_AB_REG02, BIT10 ,BIT10 }, + + {ABCFG, SB_AB_REG10090, BIT12+BIT11+BIT10+BIT9 , BIT12+BIT11+BIT10+BIT9}, + + {ABCFG,0,0,-1}, // This dummy entry is to clear ab index + {-1, -1, -1, -1 }, +}; + + +// abLinkInitBeforePciEnum - Set ABCFG registers +void abLinkInitBeforePciEnum(AMDSBCFG* pConfig){ + ABTBLENTRY *pAbTblPtr; + + // disable PMIO decoding when AB is set + RWPCI((SMBUS_BUS_DEV_FUN << 16) + SB_SMBUS_REG64, AccWidthUint8 | S3_SAVE, ~(UINT32)BIT2, 0); + + pAbTblPtr = (ABTBLENTRY *)FIXUP_PTR(&abTblEntry600[0]); + abcfgTbl(pAbTblPtr); + + if (getRevisionID() > SB700_A11){ + //Enable OHCI Prefetch + writeAlink( (SB_AB_REG80 | (ABCFG << 30)), (readAlink((SB_AB_REG80 | (ABCFG << 30)))) | BIT0); + //Register bit to maintain correct ordering of SMI and IO write completion + writeAlink( (SB_AB_REG8C | (ABCFG << 30)), (readAlink((SB_AB_REG8C | (ABCFG << 30)))) | BIT8); + } + + if (getRevisionID() >= SB700_A14){ + //Enable fix for TT SB01345 + writeAlink( (SB_AB_REG90 | (ABCFG << 30)), (readAlink((SB_AB_REG90 | (ABCFG << 30)))) | BIT17); + //Disable IO Write and SMI ordering enhancement + writeAlink( (SB_AB_REG9C | (ABCFG << 30)), (readAlink((SB_AB_REG9C | (ABCFG << 30)))) & (0xFFFFFEFF)); + } + + if (getRevisionID() >= SB700_A15) { + pAbTblPtr = (ABTBLENTRY *)FIXUP_PTR(&abTblForA15[0]); + abcfgTbl(pAbTblPtr); + } + + + // enable pmio decoding after ab is configured + // or BYTE PTR es:[ebp+SMBUS_BUS_DEV_FUN shl 12 + SB_SMBUS_REG64], BIT2 + RWPCI((SMBUS_BUS_DEV_FUN << 16) + SB_SMBUS_REG64, AccWidthUint8 | S3_SAVE, ~(UINT32)BIT2, BIT2); +} + + +void abcfgTbl(ABTBLENTRY* pABTbl){ + UINT32 ddValue; + + while ((pABTbl->regType) != 0xFF){ + TRACE((DMSG_SB_TRACE, "RegType: %X, RegNumber:%X, AndMask=%X, OrMask=%X \n",pABTbl->regType , pABTbl->regIndex, pABTbl->regMask, pABTbl->regData)); + if (pABTbl->regType > AX_INDXP){ + ddValue = pABTbl->regIndex | (pABTbl->regType << 30); + writeAlink(ddValue, ((readAlink(ddValue)) & (0xFFFFFFFF^(pABTbl->regMask)))|pABTbl->regData); + } + else{ + ddValue = 0x30 | (pABTbl->regType << 30); + writeAlink(ddValue, pABTbl->regIndex); + ddValue = 0x34 | (pABTbl->regType << 30); + writeAlink(ddValue, ((readAlink(ddValue)) & (0xFFFFFFFF^(pABTbl->regMask)))|pABTbl->regData); + } + ++pABTbl; + } + + //Clear ALink Access Index + ddValue = 0; + WriteIO(ALINK_ACCESS_INDEX, AccWidthUint32 | S3_SAVE, &ddValue); + TRACE((DMSG_SB_TRACE, "Exiting abcfgTbl\n")); +} + + +// programSubSystemIDs - Config Subsystem ID for all SB devices. +void programSubSystemIDs(AMDSBCFG* pConfig, BUILDPARAM *pStaticOptions){ + UINT32 ddTempVar; + UINT16 dwDeviceId; + + RWPCI((USB1_OHCI0_BUS_DEV_FUN << 16) + SB_OHCI_REG2C, AccWidthUint32 | S3_SAVE, 0x00, pStaticOptions->Ohci0Ssid); + RWPCI((USB1_OHCI1_BUS_DEV_FUN << 16) + SB_OHCI_REG2C, AccWidthUint32 | S3_SAVE, 0x00, pStaticOptions->Ohci1Ssid); + RWPCI((USB2_OHCI0_BUS_DEV_FUN << 16) + SB_OHCI_REG2C, AccWidthUint32 | S3_SAVE, 0x00, pStaticOptions->Ohci2Ssid); + RWPCI((USB2_OHCI1_BUS_DEV_FUN << 16) + SB_OHCI_REG2C, AccWidthUint32 | S3_SAVE, 0x00, pStaticOptions->Ohci3Ssid); + RWPCI((USB3_OHCI_BUS_DEV_FUN << 16) + SB_OHCI_REG2C, AccWidthUint32 | S3_SAVE, 0x00, pStaticOptions->Ohci4Ssid); + + RWPCI((USB1_EHCI_BUS_DEV_FUN << 16) + SB_EHCI_REG2C, AccWidthUint32 | S3_SAVE, 0x00, pStaticOptions->Ehci0Ssid); + RWPCI((USB2_EHCI_BUS_DEV_FUN << 16) + SB_EHCI_REG2C, AccWidthUint32 | S3_SAVE, 0x00, pStaticOptions->Ehci1Ssid); + + RWPCI((SMBUS_BUS_DEV_FUN << 16) + SB_SMBUS_REG2C, AccWidthUint32 | S3_SAVE, 0x00, pStaticOptions->SmbusSsid); + RWPCI((IDE_BUS_DEV_FUN << 16) + SB_IDE_REG2C, AccWidthUint32 | S3_SAVE, 0x00, pStaticOptions->IdeSsid); + RWPCI((LPC_BUS_DEV_FUN << 16) + SB_LPC_REG2C, AccWidthUint32 | S3_SAVE, 0x00, pStaticOptions->LpcSsid); + RWPCI((AZALIA_BUS_DEV_FUN << 16) + SB_AZ_REG2C, AccWidthUint32 | S3_SAVE, 0x00, pStaticOptions->AzaliaSsid); + + ddTempVar = pStaticOptions->SataIDESsid; + if ( ((pConfig->SataClass) == AHCI_MODE) || ((pConfig->SataClass)== IDE_TO_AHCI_MODE) ) + ddTempVar = pStaticOptions->SataAHCISsid; + + ReadPCI(((SATA_BUS_DEV_FUN << 16) + SB_SATA_REG02), AccWidthUint16 | S3_SAVE, &dwDeviceId); + if ((pConfig->SataClass) == RAID_MODE){ + ddTempVar = pStaticOptions->SataRAIDSsid; + if (dwDeviceId==SB750_SATA_DEFAULT_DEVICE_ID) + ddTempVar = pStaticOptions->SataRAID5Ssid; + } + + if ( ((pConfig->SataClass) == AMD_AHCI_MODE) || ((pConfig->SataClass) == IDE_TO_AMD_AHCI_MODE) ) { + ddTempVar = pStaticOptions->SataAHCISsid; + } + RWPCI((SATA_BUS_DEV_FUN << 16) + SB_SATA_REG2C, AccWidthUint32 | S3_SAVE, 0x00, ddTempVar); +} + +void commonInitLateBoot(AMDSBCFG* pConfig){ + UINT8 dbValue; + UINT32 ddVar; + + // We need to do the following setting in late post also because some bios core pci enumeration changes these values + // programmed during early post. + // RPR 4.5 Master Latency Timer + // Master Latency Timer PCIB_PCI_config 0x0D/0x1B = 0x40 + // Enables the PCIB to retain ownership of the bus on the + // Primary side and on the Secondary side when GNT# is deasserted. + //mov BYTE PTR es:[ebp+SBP2P_BUS_DEV_FUN shl 12 + SB_P2P_REG0D], 40h + //mov BYTE PTR es:[ebp+SBP2P_BUS_DEV_FUN shl 12 + SB_P2P_REG1B], 40h + dbValue = 0x40; + WritePCI((SBP2P_BUS_DEV_FUN << 16) + SB_P2P_REG0D, AccWidthUint8, &dbValue); + WritePCI((SBP2P_BUS_DEV_FUN << 16) + SB_P2P_REG1B, AccWidthUint8, &dbValue); + + //SB P2P AutoClock control settings. + ddVar = (pConfig->PcibAutoClkCtrlLow) | (pConfig->PcibAutoClkCtrlLow); + WritePCI((SBP2P_BUS_DEV_FUN << 16) + SB_P2P_REG4C, AccWidthUint32, &ddVar); + ddVar = (pConfig->PcibClkStopOverride); + RWPCI((SBP2P_BUS_DEV_FUN << 16) + SB_P2P_REG50, AccWidthUint16, 0x3F, (UINT16) (ddVar << 6)); + + if (pConfig->MobilePowerSavings){ + //If RTC clock is not driven to any chip, it should be shut-off. If system uses external RTC, then SB needs to + //drive out RTC clk to external RTC chip. If system uses internal RTC, then this clk can be shut off. + RWPMIO(SB_PMIO_REG68, AccWidthUint8, ~(UINT32)BIT4, (pConfig->ExternalRTCClock)<<4); + if (!getClockMode()){ + if (!(pConfig->UsbIntClock) ){ + //If the external clock is used, the second PLL should be shut down + RWPMIO(SB_PMIO_REGD0, AccWidthUint8, 0xFF, BIT0); + // If external clock mode is used, the 25Mhz oscillator buffer can be turned-off by setting PMIO 0xD4[7]=1 + RWPMIO(SB_PMIO_REGD4, AccWidthUint8, 0xFF, BIT7); + //Disable unused clocks + RWPMIO(SB_PMIO_REGCA, AccWidthUint8, 0xFF, 0x7E); + } + } + writeAlink(0x30, SB_AB_REG40); + writeAlink(0x34, ((readAlink(0x34)) & 0xFFFF0000) | 0x008A); + + } + else{ + //Don't shutoff RTC clock + RWPMIO(SB_PMIO_REG68, AccWidthUint8, ~(UINT32)BIT4, 0); + //Dont disable second PLL + RWPMIO(SB_PMIO_REGD0, AccWidthUint8, ~(UINT32)BIT0, 0); + //Enable the 25Mhz oscillator + RWPMIO(SB_PMIO_REGD4, AccWidthUint8, ~(UINT32)BIT7, 0); + RWPMIO(SB_PMIO_REGCA, AccWidthUint8, 0xFF, 0x00); + } +} + + +void +hpetInit (AMDSBCFG* pConfig, BUILDPARAM *pStaticOptions) +{ + DESCRIPTION_HEADER* pHpetTable; + + if (pConfig->HpetTimer == 1) { + UINT8 dbTemp; + + RWPMIO(SB_PMIO_REG9A, AccWidthUint8, 0xFF, BIT7); + // Program the HPET BAR address + RWPCI((SMBUS_BUS_DEV_FUN << 16) + SB_SMBUS_REGB4, AccWidthUint32 | S3_SAVE, 0, pStaticOptions->HpetBase); + + // Enable HPET MMIO decoding: SMBUS:0x43[4] = 1 + // Enable HPET MSI support only when HpetMsiDis == 0 + dbTemp = (pConfig->HpetMsiDis)? BIT4 : BIT7 + BIT6 + BIT5 + BIT4; + RWPCI((SMBUS_BUS_DEV_FUN << 16) + SB_SMBUS_REG43, AccWidthUint8 | S3_SAVE, ~(UINT32)BIT3, dbTemp); + // Program HPET default clock period + if (getRevisionID() >= SB700_A13) { + RWPCI((SMBUS_BUS_DEV_FUN << 16) + SB_SMBUS_REG34, AccWidthUint32 | S3_SAVE, 0x00, 0x429B17E); + } + RWPCI((SMBUS_BUS_DEV_FUN << 16) + SB_SMBUS_REG43, AccWidthUint8 | S3_SAVE, 0xFF, BIT3); + // Enable High Precision Event Timer (also called Multimedia Timer) interrupt + RWPCI((SMBUS_BUS_DEV_FUN << 16) + (SB_SMBUS_REG64+1), AccWidthUint8 | S3_SAVE, ~(UINT32)BIT2, BIT2); + } + else { + if (!(pConfig->S3Resume)) { +// pHpetTable = (DESCRIPTION_HEADER*)ACPI_LocateTable('TEPH'); + pHpetTable = (DESCRIPTION_HEADER*)ACPI_LocateTable(Int32FromChar ('T', 'E', 'P', 'H')); + if (pHpetTable != NULL) { +// pHpetTable->Signature = 'HPET'; + pHpetTable->Signature = Int32FromChar ('T', 'E', 'P', 'H'); + } + } + } +} + + +void c3PopupSetting(AMDSBCFG* pConfig){ + UINT8 dbTemp; + CPUID_DATA CpuId; + + CpuidRead (0x01, &CpuId); + //RPR 2.3 C-State and VID/FID Change + dbTemp = GetNumberOfCpuCores(); + if (dbTemp > 1){ + //PM_IO 0x9A[5]=1, For system with dual core CPU, set this bit to 1 to automatically clear BM_STS when the C3 state is being initiated. + //PM_IO 0x9A[4]=1, For system with dual core CPU, set this bit to 1 and BM_STS will cause C3 to wakeup regardless of BM_RLD + //PM_IO 0x9A[2]=1, Enable pop-up for C3. For internal bus mastering or BmReq# from the NB, the SB will de-assert + //LDTSTP# (pop-up) to allow DMA traffic, then assert LDTSTP# again after some idle time. + RWPMIO(SB_PMIO_REG9A, AccWidthUint8, 0xFF, BIT5+BIT4+BIT2); + } + + //SB700 needs to changed for RD790 support + //PM_IO 0x8F [4] = 0 for system with RS690 + //Note: RS690 north bridge has AllowLdtStop built for both display and PCIE traffic to wake up the HT link. + //BmReq# needs to be ignored otherwise may cause LDTSTP# not to toggle. + //PM_IO 0x8F[5]=1, Ignore BM_STS_SET message from NB + RWPMIO(SB_PMIO_REG8F, AccWidthUint8, ~(UINT32)(BIT5+BIT4), BIT5); + + //LdtStartTime = 10h for minimum LDTSTP# de-assertion duration of 16us in StutterMode. This is to guarantee that + //the HT link has been safely reconnected before it can be disconnected again. If C3 pop-up is enabled, the 16us also + //serves as the minimum idle time before LDTSTP# can be asserted again. This allows DMA to finish before the HT + //link is disconnected. + //Increase LDTSTOP Deassertion time for SP5100 to 20us, SB700 remains the same + dbTemp = (IsServer())? 0x14 : 0x10; + RWPMIO(SB_PMIO_REG88, AccWidthUint8, 0x00, dbTemp); + + //This setting provides 16us delay before the assertion of LDTSTOP# when C3 is entered. The + //delay will allow USB DMA to go on in a continous manner + RWPMIO(SB_PMIO_REG89, AccWidthUint8, 0x00, 0x10); + + //Set this bit to allow pop-up request being latched during the minimum LDTSTP# assertion time + RWPMIO(SB_PMIO_REG52, AccWidthUint8, 0xFF, BIT7); + +} + |