/**
* FchXhciInitIndirectReg - Config XHCI Indirect Registers
*
*
*
* @param[in] FchDataPtr Fch configuration structure pointer.
*
*/
VOID
FchXhciInitIndirectReg (
IN FCH_DATA_BLOCK *FchDataPtr
)
{
UINT8 Index;
UINT32 DrivingStrength;
UINT32 Port;
UINT32 Register;
UINT32 RegValue;
FCH_DATA_BLOCK *LocalCfgPtr;
AMD_CONFIG_PARAMS *StdHeader;
LocalCfgPtr = (FCH_DATA_BLOCK *)FchDataPtr;
StdHeader = LocalCfgPtr->StdHeader;
DrivingStrength = 0;
//
// SuperSpeed PHY Configuration (adaptation mode setting)
//
RwXhciIndReg ( FCH_XHCI_IND_REG94, 0xFFFFFC00, 0x00000021, StdHeader);
RwXhciIndReg ( FCH_XHCI_IND_REGD4, 0xFFFFFC00, 0x00000021, StdHeader);
//
// SuperSpeed PHY Configuration (CR phase and frequency filter settings)
//
RwXhciIndReg ( FCH_XHCI_IND_REG98, 0xFFFFFFC0, 0x0000000A, StdHeader);
RwXhciIndReg ( FCH_XHCI_IND_REGD8, 0xFFFFFFC0, 0x0000000A, StdHeader);
//
// BLM Meaasge
//
RwXhciIndReg ( FCH_XHCI_IND_REG00, 0xF8FFFFFF, 0x07000000, StdHeader);
//
// xHCI USB 2.0 PHY Settings
// Step 1 is done by hardware default
// Step 2
for (Port = 0; Port < 4; Port ++) {
DrivingStrength = (UINT32) (LocalCfgPtr->Usb.Xhci20Phy[Port]);
if (Port < 2) {
RwXhci0IndReg ( FCH_XHCI_IND60_REG00, 0xFFFFC000, (Port << 13) + BIT12 + DrivingStrength, StdHeader);
RwXhci0IndReg ( FCH_XHCI_IND60_REG00, 0xFFFFC000, (Port << 13) + DrivingStrength, StdHeader);
RwXhci0IndReg ( FCH_XHCI_IND60_REG00, 0xFFFFC000, (Port << 13) + BIT12 + DrivingStrength, StdHeader);
} else {
RwXhci1IndReg ( FCH_XHCI_IND60_REG00, 0xFFFFC000, ((Port - 2) << 13) + BIT12 + DrivingStrength, StdHeader);
RwXhci1IndReg ( FCH_XHCI_IND60_REG00, 0xFFFFC000, ((Port - 2) << 13) + DrivingStrength, StdHeader);
RwXhci1IndReg ( FCH_XHCI_IND60_REG00, 0xFFFFC000, ((Port - 2) << 13) + BIT12 + DrivingStrength, StdHeader);
}
}
// Step 3
RwXhciIndReg ( FCH_XHCI_IND60_REG0C, ~ ((UINT32) (0x0f << 8)), ((UINT32) (0x02 << 8)), StdHeader);
RwXhciIndReg ( FCH_XHCI_IND60_REG08, ~ ((UINT32) (0xff << 8)), ((UINT32) (0x0f << 8)), StdHeader);
// RPR 8.25 Clock Gating in PHY
for (Port = 0; Port < 4; Port ++) {
DrivingStrength = 0x1E4;
if (Port < 2) {
RwXhci0IndReg ( FCH_XHCI_IND60_REG00, 0xFFFE0000, (Port << 13) + BIT12 + DrivingStrength, StdHeader);
Register = FCH_XHCI_IND60_REG00;
Index = 0;
do {
WritePci ((USB_XHCI_BUS_DEV_FUN << 16) + 0x48, AccessWidth32, &Register, StdHeader);
ReadPci ((USB_XHCI_BUS_DEV_FUN << 16) + 0x4C, AccessWidth32, &RegValue, StdHeader);
Index++;
FchStall (10, StdHeader);
} while ((RegValue & BIT17) && (Index < 10 ));
RwXhci0IndReg ( FCH_XHCI_IND60_REG00, 0xFFFE0000, (Port << 13) + DrivingStrength, StdHeader);
Register = FCH_XHCI_IND60_REG00;
Index = 0;
do {
WritePci ((USB_XHCI_BUS_DEV_FUN << 16) + 0x48, AccessWidth32, &Register, StdHeader);
ReadPci ((USB_XHCI_BUS_DEV_FUN << 16) + 0x4C, AccessWidth32, &RegValue, StdHeader);
Index++;
FchStall (10, StdHeader);
} while ((RegValue & BIT17) && (Index < 10 ));
RwXhci0IndReg ( FCH_XHCI_IND60_REG00, 0xFFFE0000, (Port << 13) + BIT12 + DrivingStrength, StdHeader);
} else {
RwXhci1IndReg ( FCH_XHCI_IND60_REG00, 0xFFFE0000, ((Port - 2) << 13) + BIT12 + DrivingStrength, StdHeader);
Register = FCH_XHCI_IND60_REG00;
Index = 0;
do {
WritePci ((USB_XHCI1_BUS_DEV_FUN << 16) + 0x48, AccessWidth32, &Register, StdHeader);
ReadPci ((USB_XHCI1_BUS_DEV_FUN << 16) + 0x4C, AccessWidth32, &RegValue, StdHeader);
Index++;
FchStall (10, StdHeader);
} while ((RegValue & BIT17) && (Index < 10 ));
RwXhci1IndReg ( FCH_XHCI_IND60_REG00, 0xFFFE0000, ((Port - 2) << 13) + DrivingStrength, StdHeader);
Register = FCH_XHCI_IND60_REG00;
Index = 0;
do {
WritePci ((USB_XHCI1_BUS_DEV_FUN << 16) + 0x48, AccessWidth32, &Register, StdHeader);
ReadPci ((USB_XHCI1_BUS_DEV_FUN << 16) + 0x4C, AccessWidth32, &RegValue, StdHeader);
Index++;
FchStall (10, StdHeader);
} while ((RegValue & BIT17) && (Index < 10 ));
RwXhci1IndReg ( FCH_XHCI_IND60_REG00, 0xFFFE0000, ((Port - 2) << 13) + BIT12 + DrivingStrength, StdHeader);
}
}
if ( ReadFchChipsetRevision ( StdHeader ) >= FCH_BOLTON ) {
// RRG 8.36 Enhance XHC LS Rise time
for (Port = 0; Port < 2; Port ++) {
DrivingStrength = 0x1C4;
RwXhciIndReg ( FCH_XHCI_IND60_REG00, 0xFFFFC000, (Port << 13) + BIT12 + DrivingStrength, StdHeader);
RwXhciIndReg ( FCH_XHCI_IND60_REG00, 0xFFFFC000, (Port << 13) + DrivingStrength, StdHeader);
RwXhciIndReg ( FCH_XHCI_IND60_REG00, 0xFFFFC000, (Port << 13) + BIT12 + DrivingStrength, StdHeader);
}
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REGB4, AccessWidth32, ~(UINT32) (BIT23), BIT23);
// RPR 8.61 XHCI ISO device CRC false error detection
for (Port = 0; Port < 4; Port ++) {
if (Port < 2) {
ReadXhci0Phy (Port, (0x7 << 7), &DrivingStrength, StdHeader);
DrivingStrength &= 0x0000000F8;
DrivingStrength |= BIT0 + BIT2;
RwXhci0IndReg ( FCH_XHCI_IND60_REG00, 0xFFFFC000, (Port << 13) + BIT12 + (0x7 << 7) + DrivingStrength, StdHeader);
RwXhci0IndReg ( FCH_XHCI_IND60_REG00, 0xFFFFC000, (Port << 13) + (0x7 << 7) + DrivingStrength, StdHeader);
RwXhci0IndReg ( FCH_XHCI_IND60_REG00, 0xFFFFC000, (Port << 13) + BIT12 + (0x7 << 7) + DrivingStrength, StdHeader);
} else {
ReadXhci1Phy ((Port - 2), (0x7 << 7), &DrivingStrength, StdHeader);
DrivingStrength &= 0x0000000F8;
DrivingStrength |= BIT0 + BIT2;
RwXhci1IndReg ( FCH_XHCI_IND60_REG00, 0xFFFFC000, ((Port - 2) << 13) + BIT12 + (0x7 << 7) + DrivingStrength, StdHeader);
RwXhci1IndReg ( FCH_XHCI_IND60_REG00, 0xFFFFC000, ((Port - 2) << 13) + (0x7 << 7) + DrivingStrength, StdHeader);
RwXhci1IndReg ( FCH_XHCI_IND60_REG00, 0xFFFFC000, ((Port - 2) << 13) + BIT12 + (0x7 << 7) + DrivingStrength, StdHeader);
}
}
//8.64 L1 Residency Duration
RwXhciIndReg ( FCH_XHCI_IND60_REG48, 0xFFFFFFFE0, BIT0, StdHeader);
}
}
/**
* FchXhciInitBeforePciInit - Config XHCI controller before PCI
* emulation
*
*
*
* @param[in] FchDataPtr Fch configuration structure pointer.
*
*/
VOID
FchXhciInitBeforePciInit (
IN FCH_DATA_BLOCK *FchDataPtr
)
{
UINT16 BcdAddress;
UINT16 BcdSize;
UINT16 AcdAddress;
UINT16 AcdSize;
UINT16 FwAddress;
UINT16 FwSize;
UINT32 XhciFwStarting;
UINT32 SpiValidBase;
UINT32 RegData;
UINT16 Index;
BOOLEAN Xhci0Enable;
BOOLEAN Xhci1Enable;
FCH_DATA_BLOCK *LocalCfgPtr;
AMD_CONFIG_PARAMS *StdHeader;
LocalCfgPtr = (FCH_DATA_BLOCK *)FchDataPtr;
StdHeader = LocalCfgPtr->StdHeader;
Xhci0Enable = LocalCfgPtr->Usb.Xhci0Enable;
Xhci1Enable = LocalCfgPtr->Usb.Xhci1Enable;
if (( Xhci0Enable == 0 ) && (Xhci1Enable == 0)) {
return;
}
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG00, AccessWidth32, 0x00000000, 0x00400700);
FchStall (20, StdHeader);
XhciFwStarting = FchCombineSigRomInfo (FchDataPtr);
if ( XhciFwStarting == 0 ) {
return;
}
//
// Enable SuperSpeed receive special error case logic. 0x20 bit8
// Enable USB2.0 RX_Valid Synchronization. 0x20 bit9
// Enable USB2.0 DIN/SE0 Synchronization. 0x20 bit10
//
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG20, AccessWidth32, 0xFFFFF8FF, 0x00000700);
//
// SuperSpeed PHY Configuration (adaptation timer setting)
// XHC U1 LFPS Exit time
//
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG90, AccessWidth32, 0xCFF00000, 0x000AAAAA);
//RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG90 + 0x40, AccessWidth32, 0xFFF00000, 0x000AAAAA);
//
// Step 1. to enable Xhci IO and Firmware load mode
//
RwMem (ACPI_MMIO_BASE + PMIO_BASE + FCH_PMIOA_REGEF, AccessWidth8, ~(UINT32) (BIT4 + BIT5), 0); /// Disable Device 22
RwMem (ACPI_MMIO_BASE + PMIO_BASE + FCH_PMIOA_REGEF, AccessWidth8, ~(UINT32) (BIT7), BIT7); /// Enable 2.0 devices
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG00, AccessWidth32, 0xF0FFFFFC, (Xhci0Enable + (Xhci1Enable << 1)) & 0x03);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG00, AccessWidth32, 0xEFFFFFFF, 0x10000000);
//
// Step 2. to read a portion of the USB3_APPLICATION_CODE from BIOS ROM area and program certain registers.
//
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REGA0, AccessWidth32, 0x00000000, (SPI_HEAD_LENGTH << 16));
BcdAddress = ACPIMMIO16 (XhciFwStarting + BCD_ADDR_OFFSET);
BcdSize = ACPIMMIO16 (XhciFwStarting + BCD_SIZE_OFFSET);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REGA4, AccessWidth16, 0x0000, BcdAddress);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REGA4 + 2, AccessWidth16, 0x0000, BcdSize);
AcdAddress = ACPIMMIO16 (XhciFwStarting + ACD_ADDR_OFFSET);
AcdSize = ACPIMMIO16 (XhciFwStarting + ACD_SIZE_OFFSET);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REGA8, AccessWidth16, 0x0000, AcdAddress);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REGA8 + 2, AccessWidth16, 0x0000, AcdSize);
SpiValidBase = SPI_BASE2 (XhciFwStarting + 4) | SPI_BAR0_VLD | SPI_BASE0 | SPI_BAR1_VLD | SPI_BASE1 | SPI_BAR2_VLD;
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REGB0, AccessWidth32, 0x00000000, SpiValidBase);
//
// Copy Type0/1/2 data block from ROM image to MMIO starting from 0xC0
//
for (Index = 0; Index < SPI_HEAD_LENGTH; Index++) {
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REGC0 + Index, AccessWidth8, 0, ACPIMMIO8 (XhciFwStarting + Index));
}
for (Index = 0; Index < BcdSize; Index++) {
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REGC0 + SPI_HEAD_LENGTH + Index, AccessWidth8, 0, ACPIMMIO8 (XhciFwStarting + BcdAddress + Index));
}
for (Index = 0; Index < AcdSize; Index++) {
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REGC0 + SPI_HEAD_LENGTH + BcdSize + Index, AccessWidth8, 0, ACPIMMIO8 (XhciFwStarting + AcdAddress + Index));
}
//
// Step 3. to enable the instruction RAM preload functionality.
//
FwAddress = ACPIMMIO16 (XhciFwStarting + FW_ADDR_OFFSET);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REGB4, AccessWidth16, 0x0000, ACPIMMIO16 (XhciFwStarting + FwAddress));
FwAddress += 2;
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG04, AccessWidth16, 0x0000, FwAddress);
FwSize = ACPIMMIO16 (XhciFwStarting + FW_SIZE_OFFSET);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG04 + 2, AccessWidth16, 0x0000, FwSize);
//
// Set the starting address offset for Instruction RAM preload.
//
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG08, AccessWidth16, 0x0000, 0);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG00, AccessWidth32, ~(UINT32) BIT29, BIT29);
for (;;) {
ReadMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG00 , AccessWidth32, &RegData);
if (RegData & BIT30) {
break;
}
}
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG00, AccessWidth32, ~(UINT32) BIT29, 0);
//
// Step 4. to release resets in XHCI_ACPI_MMIO_AMD_REG00. wait for USPLL to lock by polling USPLL lock.
//
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG00, AccessWidth32, ~(UINT32) U3PLL_RESET, 0); ///Release U3PLLreset
for (;;) {
ReadMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG00 , AccessWidth32, &RegData);
if (RegData & U3PLL_LOCK) {
break;
}
}
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG00, AccessWidth32, ~(UINT32) U3PHY_RESET, 0); ///Release U3PHY
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG00, AccessWidth32, ~(UINT32) U3CORE_RESET, 0); ///Release core reset
//
// SuperSpeed PHY Configuration
//
//RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG90, AccessWidth32, 0xFFF00000, 0x000AAAAA);
//RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REGD0, AccessWidth32, 0xFFF00000, 0x000AAAAA);
FchXhciInitIndirectReg (LocalCfgPtr);
RwMem (ACPI_MMIO_BASE + PMIO_BASE + FCH_PMIOA_REGEF, AccessWidth8, ~(UINT32) (BIT4 + BIT5), 0); /// Disable Device 22
RwMem (ACPI_MMIO_BASE + PMIO_BASE + FCH_PMIOA_REGEF, AccessWidth8, ~(UINT32) (BIT7), BIT7); /// Enable 2.0 devices
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG00, AccessWidth32, ~(UINT32) (BIT21), BIT21);
//
// Step 5.
//
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG00, AccessWidth32, ~(UINT32) (BIT17 + BIT18 + BIT19), BIT17 + BIT18);
//
// PLUG/UNPLUG of USB 2.0 devices make the XHCI USB 2.0 ports unfunctional - fix enable
// ACPI_USB3.0_REG 0x20[12:11] = 2'b11
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG20, AccessWidth32, ~((UINT32) (0x3 << 11)), (UINT32) (0x3 << 11));
//
// XHC 2 USB2 ports interactional issue - fix enable
// ACPI_USB3.0_REG 0x20[16] = 1'b1
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG20, AccessWidth32, ~((UINT32) (0x1 << 16)), (UINT32) (0x1 << 16));
//
// XHC USB2.0 Ports suspend Enhancement
// ACPI_USB3.0_REG 0x20[15] = 1'b1
//
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG20, AccessWidth32, ~((UINT32) (0x1 << 15)), (UINT32) (0x1 << 15));
//
// XHC HS/FS IN Data Buffer Underflow issue - fix enable
// ACPI_USB3.0_REG 0x20[20:18] = 0x7
//
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG20, AccessWidth32, ~((UINT32) (0x7 << 18)), (UINT32) (0x7 << 18));
//
// XHC stuck in U3 after system resuming from S3 -fix enable
// ACPI_USB3.0_REG 0x98[19] = 1'b1
//
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG98, AccessWidth32, ~((UINT32) (0x1 << 19)), (UINT32) (0x1 << 19));
//
// Change XHC1 ( Dev 16 function 1) Interrupt Pin register to INTB# - Fix enable
// ACPI_PMIO_F0[18] =1
//
RwMem (ACPI_MMIO_BASE + PMIO_BASE + FCH_PMIOA_REGF0, AccessWidth32, ~((UINT32) (0x1 << 18)), (UINT32) (0x1 << 18));
//
// EHCI3/OHCI3 blocks Blink Global Clock Gating when EHCI/OHCI Dev 22 fn 0/2 are disabled
// ACPI_PMIO_F0[13] =1
//
RwMem (ACPI_MMIO_BASE + PMIO_BASE + FCH_PMIOA_REGF0, AccessWidth32, ~((UINT32) (0x1 << 13)), (UINT32) (0x1 << 13));
//
// Access register through JTAG fail when switch from XHCI to EHCI/OHCI - Fix enable
// ACPI_PMIO_F0[17] =1
//
RwMem (ACPI_MMIO_BASE + PMIO_BASE + FCH_PMIOA_REGF0, AccessWidth32, ~((UINT32) (0x1 << 17)), (UINT32) (0x1 << 17));
//
// USB leakage current on differential lines when ports are switched to XHCI - Fix enable
// ACPI_PMIO_F0[14] =1
//
RwMem (ACPI_MMIO_BASE + PMIO_BASE + FCH_PMIOA_REGF0, AccessWidth32, ~((UINT32) (0x1 << 14)), (UINT32) (0x1 << 14));
// RRG 8.26 XHCI Clear pending PME on Sx entry
RwXhciIndReg ( FCH_XHCI_IND_REG54, ~(UINT32) (BIT15), BIT15, StdHeader);
//
// UMI Lane Configuration Information for XHCI Firmware to Calculate the Bandwidth for USB 3.0 ISOC Devices
//
if (!(IsUmiOneLaneGen1Mode (StdHeader))) {
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG20, AccessWidth32, ~(UINT32) (BIT25 + BIT24), BIT24);
}
// RPR 8.23 FS/LS devices not functional after resume from S4 fix enable (SB02699)
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG20, AccessWidth32, ~(UINT32) (BIT22), BIT22);
// RPR 8.24 XHC USB2.0 Hub disable issue fix enable (SB02702)
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REGB4, AccessWidth32, ~(UINT32) (BIT20), BIT20);
if ( ReadFchChipsetRevision ( FchDataPtr->StdHeader ) >= FCH_BOLTON ) {
// RPR 8.27 Enhance D3Cold ccu sequencing
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG10, AccessWidth32, ~(UINT32) (BIT11), BIT11);
// RPR 8.28 Set HCIVERSION to 1.0
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG30, AccessWidth32, ~(UINT32) (BIT15), BIT15);
// RPR 8.29 xHCI 1.0 Sub-Features Supported
// Blobk Event Interrupt Flag (BEI)
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG30, AccessWidth32, ~(UINT32) (BIT1), BIT1);
// Force Stopped Event (FSE)
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG30, AccessWidth32, ~(UINT32) (BIT2), BIT2);
// Software LPM
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG30, AccessWidth32, ~(UINT32) (BIT3), BIT3);
// Hardware LPM
// Skip TRB IOC Event
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG30, AccessWidth32, ~(UINT32) (BIT6), BIT6);
// Remove Secondary Bandwith Domain Reporting
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG30, AccessWidth32, ~(UINT32) (BIT7), BIT7);
// Cold Attach Status
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG30, AccessWidth32, ~(UINT32) (BIT8), BIT8);
// Endpoint Status Update Ordering
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG30, AccessWidth32, ~(UINT32) (BIT9), BIT9);
// Report Event during SKIP on Missed Service Error
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG30, AccessWidth32, ~(UINT32) (BIT10), BIT10);
// Soft Retry
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG30, AccessWidth32, ~(UINT32) (BIT11), BIT11);
// U3 Exit
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG30, AccessWidth32, ~(UINT32) (BIT12), BIT12);
// USB3.0 Link Command
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG30, AccessWidth32, ~(UINT32) (BIT13), BIT13);
// MSE FrameId invalid
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG30, AccessWidth32, ~(UINT32) (BIT14), BIT14);
// Port Test Mode
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG30, AccessWidth32, ~(UINT32) (BIT16), BIT16);
// Miscellaneous Design Improvements
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG40, AccessWidth32, ~(UINT32) (BIT0), BIT0);
//RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG40, AccessWidth32, ~(UINT32) (BIT25), 0);
// RRG 8.29 End
// RRG 8.30 XHC USB2 Loopback RX SE0
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG20, AccessWidth32, ~(UINT32) (BIT13 + BIT14 + BIT21), BIT13 + BIT14 + BIT21);
// RRG 8.31 XHC U2IF_Enabled_Quiettermination off
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REGB4, AccessWidth32, ~(UINT32) (BIT20), BIT20);
// RRG 8.32 XHC S0 BLM Reset Mode
RwMem (ACPI_MMIO_BASE + PMIO_BASE + FCH_PMIOA_REGF2, AccessWidth8, ~(UINT32) (BIT3), BIT3);
// RRG 8.33 Enhance XHC Ent_Flag
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REGB4, AccessWidth32, ~(UINT32) (BIT22), BIT22);
// RRG 8.34 Enhance TRB Pointer when both MSE and SKIP TRB IOC evt opened
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG30, AccessWidth32, ~(UINT32) (BIT17), BIT17);
// RRG 8.35 LPM Broadcast disable
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG30, AccessWidth32, ~(UINT32) (BIT18), BIT18);
// RRG 8.37 Enhance XHC FS/LS connect
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REGB4, AccessWidth32, ~(UINT32) (BIT24), BIT24);
// RRG 8.38 Enhance XHC ISOCH td_cmp
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REGB4, AccessWidth32, ~(UINT32) (BIT25), BIT25);
// RRG 8.39 LPM Clock 5us Select
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG24, AccessWidth32, ~(UINT32) (BIT8), BIT8);
// RRG 8.40 Enhance DPP ERR as XactErr
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG24, AccessWidth32, ~(UINT32) (BIT9), BIT9);
// RRG 8.41 Enhance U2IF PME Enable
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG24, AccessWidth32, ~(UINT32) (BIT10), BIT10);
// RRG 8.42 U2IF S3 Disconnect detection
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG24, AccessWidth32, ~(UINT32) (BIT12), BIT12);
// RRG 8.43 Stream Error Handling
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG30, AccessWidth32, ~(UINT32) (BIT20 + BIT21 + BIT22), (BIT20 + BIT21 + BIT22));
// RRG 8.44 FLA Deassert
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG30, AccessWidth32, ~(UINT32) (BIT23), BIT23);
// RRG 8.45 LPM Ctrl Improve
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG30, AccessWidth32, ~(UINT32) (BIT27), BIT27);
// 393674 Enable fix for control transfer error
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG30, AccessWidth32, ~(UINT32) (BIT24), BIT24);
//8.60 Enhance LPM Host initial L1 Exit
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG30, AccessWidth32, ~(UINT32) BIT29, BIT29);
// RRG 8.46 Enhance resume after disconnect
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG98, AccessWidth32, ~(UINT32) (BIT30), BIT30);
// RRG 8.47 Enhance SS HD Detected on Plug-in during S3
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG98, AccessWidth32, ~(UINT32) (BIT31), BIT31);
// RRG 8.48 Frame Babble Reporting
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REGB4, AccessWidth32, ~(UINT32) (BIT27), BIT27);
// xHCI Debug Capability
// RRG 8.49 DCP Halt RSTSM OFF
// RRG 8.50 Enable DCP DPH check
// RRG 8.51 DCP LTSSM Inactive to Rxdetect
// RRG 8.52 Enhance DCP EP State
// RRG 8.53 DCP Remote Wakeup Capable
// RRG 8.58 Enable ERDY send once DBC detectes HIT/HOT
// RRG 8.59 Block HIT/HOT until service interval done
//RegData = FCH_XHCI_IND_REG100;
//WriteMem ( ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG48, AccessWidth32, &RegData);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG48, AccessWidth32, 0x00000000, FCH_XHCI_IND_REG100);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG4C, AccessWidth32, ~(UINT32) (BIT0 + BIT1 + BIT2), BIT0 + BIT1 + BIT2);
//RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG4C, AccessWidth32, ~(UINT32) (BIT0 + BIT1 + BIT2), BIT0 + BIT1 + BIT2);
//ReadMem ( ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG4C, AccessWidth32, &RegData);
//RegData = FCH_XHCI_IND_REG120;
//WriteMem ( ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG48, AccessWidth32, &RegData);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG48, AccessWidth32, 0x00000000, FCH_XHCI_IND_REG120);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG4C, AccessWidth32, ~(UINT32) (BIT3), BIT3);
//RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG4C, AccessWidth32, ~(UINT32) (BIT3), BIT3);
//ReadMem ( ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG4C, AccessWidth32, &RegData);
//RegData = FCH_XHCI_IND_REG100;
//WriteMem ( ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG48, AccessWidth32, &RegData);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG48, AccessWidth32, 0x00000000, FCH_XHCI_IND_REG100);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG4C, AccessWidth32, ~(UINT32) (BIT21), BIT21);
//RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG4C, AccessWidth32, ~(UINT32) (BIT21), BIT21);
//ReadMem ( ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG4C, AccessWidth32, &RegData);
//RegData = FCH_XHCI_IND_REG128;
//WriteMem ( ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG48, AccessWidth32, &RegData);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG48, AccessWidth32, 0x00000000, FCH_XHCI_IND_REG128);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG4C, AccessWidth32, ~(UINT32) (BIT0), BIT0);
//RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG4C, AccessWidth32, ~(UINT32) (BIT0), BIT0);
//ReadMem ( ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG4C, AccessWidth32, &RegData);
//RegData = FCH_XHCI_IND_REG100;
//WriteMem ( ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG48, AccessWidth32, &RegData);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG48, AccessWidth32, 0x00000000, FCH_XHCI_IND_REG100);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG4C, AccessWidth32, ~(UINT32) (BIT3 + BIT4), BIT3 + BIT4);
//RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG4C, AccessWidth32, ~(UINT32) (BIT3 + BIT4), BIT3 + BIT4);
//ReadMem ( ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG4C, AccessWidth32, &RegData);
// RRG 8.54 Enhance SS HS detected during S3
//RegData = FCH_XHCI_IND_REG48;
//WriteMem ( ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG48, AccessWidth32, &RegData);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG48, AccessWidth32, 0x00000000, FCH_XHCI_IND_REG48);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG4C, AccessWidth32, ~(UINT32) (BIT1), BIT1);
// RRG 8.55 Enhance U1 timer (shorten U1 exit response time)
//RegData = FCH_XHCI_IND_REG48;
//WriteMem ( ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG48, AccessWidth32, &RegData);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG48, AccessWidth32, 0x00000000, FCH_XHCI_IND_REG48);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG4C, AccessWidth32, ~(UINT32) (BIT14), BIT14);
// RRG 8.56 Enhance HW LPM U2Entry state
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG24, AccessWidth32, ~(UINT32) (BIT17), BIT17);
// RRG 8.57 Enhance SSIF PME
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG24, AccessWidth32, ~(UINT32) (BIT14), BIT14);
// RPR 8.62 Enable FW enhancement on XHC clock control when memory power saving is disabled
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG10, AccessWidth32, ~(UINT32) (BIT13), BIT13);
// RPR 8.63 U2IF Remote Wake Select
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG24, AccessWidth32, ~(UINT32) (BIT11), BIT11);
// RPR 8.64 HS Data Toggle Error Handling
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG24, AccessWidth32, ~(UINT32) (BIT16), BIT16);
// A1
// UBTS 444589 PIL failures when reset device command hit link td points to invaild trb
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG28, AccessWidth32, ~(UINT32) (BIT3), BIT3);
// UBTS 437021 PME not generated by U2IF logic during S3 shutdown
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG24, AccessWidth32, ~(UINT32) (BIT30 + BIT31), (BIT30 + BIT31));
// UBTS 432864 When a USB3 device is disconnected, and connected again, xHC cannot detect it.
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG48, AccessWidth32, 0x00000000, FCH_XHCI_IND_REG48);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG4C, AccessWidth32, ~(UINT32) (BIT16), BIT16);
// UBTS 430710 USB3 port enters compliance state when debug port enabled (0: enable)
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG24, AccessWidth32, ~(UINT32) (BIT27), BIT27);
// UBTS 430715 [DbC] Compatibility issue with 3rd party (I) chip as Host and AMD as Target
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG48, AccessWidth32, 0x00000000, FCH_XHCI_IND_REG100);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG4C, AccessWidth32, ~(UINT32) (BIT5), BIT5);
// UBTS 430708 The second configure endpoint command haven't been executed completely when the port was in L1
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG24, AccessWidth32, ~(UINT32) (BIT26), BIT26);
// UBTS 428048 [LPM] LPM 2ports interrupt in is ERROR after host initiate L1exit respond a nak in HS
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG24, AccessWidth32, ~(UINT32) (BIT23), 0);
// UBTS 428045 LPM packet with incorrect address
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG24, AccessWidth32, ~(UINT32) (BIT22 + BIT24 + BIT25), 0);
// UBTS 443139 Buffer overrun during S4 loop
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG48, AccessWidth32, 0x00000000, FCH_XHCI_IND_REG48);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG4C, AccessWidth32, ~(UINT32) (BIT17), BIT17);
// UBTS 419582 LPM arbitration between USB ports
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG24, AccessWidth32, ~(UINT32) (BIT21), 0);
// UBTS 429765 USB3.0 ACPI Indirect registers get changed after reboot
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG28, AccessWidth32, ~(UINT32) (BIT0), BIT0);
// UBTS 439658 Black Magic USB 3.0 device when enabled/disabled under windows causes the driver to register disconnect
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG28, AccessWidth32, ~(UINT32) (BIT1 + BIT2), BIT2);
// UBTS SS RX terminations blocked unexpectedly
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG24, AccessWidth32, ~(UINT32) (BIT15), BIT15);
}
}
/*********************************************************************************
* Name: FchXhciOnRecovery
*
* Description
*
*
* Input
* FchPrivate : FCH PEI private data structure
* XhciRomAddress : temporary base address value of Xhci controller
*
* Output
*
*
*********************************************************************************/
EFI_STATUS
FchXhciOnRecovery (
IN FCH_PEI_PRIVATE FchPrivate,
IN UINT32 XhciRomAddress
)
{
UINT16 BcdAddress;
UINT16 BcdSize;
UINT16 AcdAddress;
UINT16 AcdSize;
UINT16 FwAddress;
UINT16 FwSize;
UINT32 XhciFwStarting;
UINT32 SpiValidBase;
UINT32 RegData;
UINT16 Index;
AMD_CONFIG_PARAMS *StdHeader;
UINT8 FchRevision;
UINT32 XhcBootRamSize;
UINTN RomSigStartingAddr;
UINT32 RomStore[NUM_OF_ROMSIG_FILED];
UINT32 SelNum;
StdHeader = &FchPrivate.StdHdr;
FchRevision = 0;
ReadPci (PCI_ADDRESS (0, FCH_ISA_DEV, 0, 0x08), AccessWidth8, &FchRevision, StdHeader);
GetRomSigPtr (&RomSigStartingAddr, StdHeader);
for ( SelNum = 0; SelNum < NUM_OF_ROMSIG_FILED; SelNum++) {
RomStore[SelNum] = ACPIMMIO32 (RomSigStartingAddr + (SelNum << 2));
}
if ( XhciRomAddress != 0 ) {
RomStore[XHCI_FILED_NUM] = XhciRomAddress;
}
RwPci ((LPC_BUS_DEV_FUN << 16) + FCH_LPC_REGC8 + 3, AccessWidth8, 0x7F, BIT7, StdHeader);
for ( SelNum = 1; SelNum < NUM_OF_ROMSIG_FILED; SelNum++) {
RwPci ((LPC_BUS_DEV_FUN << 16) + FCH_LPC_REGCC, AccessWidth32, ~ (BIT2 + BIT1 + BIT0), (BIT2 + SelNum), StdHeader);
RwPci ((LPC_BUS_DEV_FUN << 16) + FCH_LPC_REGCC, AccessWidth32, ROMSIG_CFG_MASK, RomStore[SelNum], StdHeader);
}
XhciFwStarting = RomStore[XHCI_FILED_NUM];
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG00, AccessWidth32, 0x00090000, 0x00400700);
FchStall (20, StdHeader);
//
// Enable SuperSpeed receive special error case logic. 0x20 bit8
// Enable USB2.0 RX_Valid Synchronization. 0x20 bit9
// Enable USB2.0 DIN/SE0 Synchronization. 0x20 bit10
//
XhcBootRamSize = XHC_BOOT_RAM_SIZE;
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG20, AccessWidth32, 0xFFFFF9FF, 0x00000600);
RwMem (ACPI_MMIO_BASE + MISC_BASE + FCH_MISC_REG50 + 1, AccessWidth8, ~BIT1, BIT1);
//
// SuperSpeed PHY Configuration (adaptation timer setting)
// XHC U1 LFPS Exit time
//
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG90, AccessWidth32, 0xCFF00000, 0x000AAAAA);
//RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG90 + 0x40, AccessWidth32, 0xFFF00000, 0x000AAAAA);
//
// Step 1. to enable Xhci IO and Firmware load mode
//
RwMem (ACPI_MMIO_BASE + PMIO_BASE + FCH_PMIOA_REGEF, AccessWidth8, ~(BIT4 + BIT5), 0); /// Disable Device 22
RwMem (ACPI_MMIO_BASE + PMIO_BASE + FCH_PMIOA_REGEF, AccessWidth8, ~(BIT7), BIT7); /// Enable 2.0 devices
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG00, AccessWidth32, 0xF0FFFFFC, 0x01);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG00, AccessWidth32, 0xEFFFFFFF, 0x10000000);
//
// Step 2. to read a portion of the USB3_APPLICATION_CODE from BIOS ROM area and program certain registers.
//
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REGA0, AccessWidth32, 0x00000000, (SPI_HEAD_LENGTH << 16));
BcdAddress = ACPIMMIO16 (XhciFwStarting + BCD_ADDR_OFFSET + XhcBootRamSize);
BcdSize = ACPIMMIO16 (XhciFwStarting + BCD_SIZE_OFFSET + XhcBootRamSize);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REGA4, AccessWidth16, 0x0000, BcdAddress);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REGA4 + 2, AccessWidth16, 0x0000, BcdSize);
AcdAddress = ACPIMMIO16 (XhciFwStarting + ACD_ADDR_OFFSET + XhcBootRamSize);
AcdSize = ACPIMMIO16 (XhciFwStarting + ACD_SIZE_OFFSET + XhcBootRamSize);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REGA8, AccessWidth16, 0x0000, AcdAddress);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REGA8 + 2, AccessWidth16, 0x0000, AcdSize);
SpiValidBase = SPI_BASE2 (XhciFwStarting + 4 + XHC_BOOT_RAM_SIZE) | SPI_BAR0_VLD | SPI_BASE0 | SPI_BAR1_VLD | SPI_BASE1 | SPI_BAR2_VLD;
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REGB0, AccessWidth32, 0x00000000, SpiValidBase);
//
// Copy Type0/1/2 data block from ROM image to MMIO starting from 0xC0
//
for (Index = 0; Index < SPI_HEAD_LENGTH; Index++) {
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REGC0 + Index, AccessWidth8, 0, ACPIMMIO8 (XhciFwStarting + XhcBootRamSize + Index));
}
for (Index = 0; Index < BcdSize; Index++) {
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REGC0 + SPI_HEAD_LENGTH + Index, AccessWidth8, 0, ACPIMMIO8 (XhciFwStarting + BcdAddress + Index));
}
for (Index = 0; Index < AcdSize; Index++) {
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REGC0 + SPI_HEAD_LENGTH + BcdSize + Index, AccessWidth8, 0, ACPIMMIO8 (XhciFwStarting + AcdAddress + Index));
}
//
// Step 3. to enable the BOOT RAM preload functionality.
//
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG00, AccessWidth32, ~BIT0, BIT0);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG00, AccessWidth32, ~BIT29, 0);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG04 + 2, AccessWidth16, 0x7FFF, BIT15);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG04, AccessWidth16, 0x0000, 0);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG08 + 2, AccessWidth16, 0x0000, 0x8000);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG08, AccessWidth16, 0x0000, 0);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG00, AccessWidth32, ~BIT29, BIT29);
for (;;) {
ReadMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG00 , AccessWidth32, &RegData);
if (RegData & BIT30) {
break;
}
}
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG00, AccessWidth32, ~BIT29, 0);
//
// Set the starting address offset for Instruction RAM preload.
//
FwAddress = ACPIMMIO16 (XhciFwStarting + FW_ADDR_OFFSET + XhcBootRamSize);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REGB4, AccessWidth16, 0x0000, ACPIMMIO16 (XhciFwStarting + FwAddress));
FwAddress += 2;
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG04, AccessWidth16, 0x0000, FwAddress + XhcBootRamSize);
FwSize = ACPIMMIO16 (XhciFwStarting + FW_SIZE_OFFSET + XhcBootRamSize);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG08, AccessWidth16, 0x0000, 0);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG08 + 2, AccessWidth16, 0x0000, FwSize);
//
// Step 3.5 to enable the instruction RAM preload functionality.
//
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG04 + 2, AccessWidth16, 0x7FFF, 0);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG00, AccessWidth32, ~BIT29, BIT29);
for (;;) {
ReadMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG00 , AccessWidth32, &RegData);
if (RegData & BIT30) {
break;
}
}
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG00, AccessWidth32, ~BIT29, 0);
//
// Step 4. to release resets in XHCI_ACPI_MMIO_AMD_REG00. wait for USPLL to lock by polling USPLL lock.
//
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG00, AccessWidth32, ~U3PLL_RESET, 0); ///Release U3PLLreset
for (;;) {
ReadMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG00 , AccessWidth32, &RegData);
if (RegData & U3PLL_LOCK) {
break;
}
}
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG00, AccessWidth32, ~U3PHY_RESET, 0); ///Release U3PHY
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG00, AccessWidth32, ~U3CORE_RESET, 0); ///Release core reset
FchXhciRecoveryInitIndirectReg ( StdHeader, FchRevision );
RwMem (ACPI_MMIO_BASE + PMIO_BASE + FCH_PMIOA_REGEF, AccessWidth8, ~(BIT4 + BIT5), 0); /// Disable Device 22
RwMem (ACPI_MMIO_BASE + PMIO_BASE + FCH_PMIOA_REGEF, AccessWidth8, ~(BIT7), BIT7); /// Enable 2.0 devices
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG00, AccessWidth32, ~(BIT21), BIT21);
//
// Step 5.
//
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG00, AccessWidth32, ~(BIT17 + BIT18 + BIT19), BIT17 + BIT18 + BIT19);
//
// PLUG/UNPLUG of USB 2.0 devices make the XHCI USB 2.0 ports unfunctional - fix enable
// ACPI_USB3.0_REG 0x20[12:11] = 2'b11
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG20, AccessWidth32, ~((UINT32) (0x3 << 11)), (UINT32) (0x3 << 11));
//
// XHC 2 USB2 ports interactional issue - fix enable
// ACPI_USB3.0_REG 0x20[16] = 1'b1
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG20, AccessWidth32, ~((UINT32) (0x1 << 16)), (UINT32) (0x1 << 16));
//
// XHC USB2.0 Ports suspend Enhancement
// ACPI_USB3.0_REG 0x20[15] = 1'b1
//
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG20, AccessWidth32, ~((UINT32) (0x1 << 15)), (UINT32) (0x1 << 15));
//
// XHC HS/FS IN Data Buffer Underflow issue - fix enable
// ACPI_USB3.0_REG 0x20[20:18] = 0x7
//
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG20, AccessWidth32, ~((UINT32) (0x7 << 18)), (UINT32) (0x7 << 18));
//
// EHCI3/OHCI3 blocks Blink Global Clock Gating when EHCI/OHCI Dev 22 fn 0/2 are disabled
// ACPI_PMIO_F0[13] =1
//
RwMem (ACPI_MMIO_BASE + PMIO_BASE + FCH_PMIOA_REGF0, AccessWidth32, ~((UINT32) (0x1 << 13)), (UINT32) (0x1 << 13));
//
// USB leakage current on differential lines when ports are switched to XHCI - Fix enable
// ACPI_PMIO_F0[14] =1
//
RwMem (ACPI_MMIO_BASE + PMIO_BASE + FCH_PMIOA_REGF0, AccessWidth32, ~((UINT32) (0x1 << 14)), (UINT32) (0x1 << 14));
// RRG 8.26 XHCI Clear pending PME on Sx entry
RwXhciIndReg ( FCH_XHCI_IND_REG54, ~(BIT15), BIT15, StdHeader);
//
// UMI Lane Configuration Information for XHCI Firmware to Calculate the Bandwidth for USB 3.0 ISOC Devices
//
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG20, AccessWidth32, ~(BIT25 + BIT24), BIT24);
// RPR 8.23 FS/LS devices not functional after resume from S4 fix enable (SB02699)
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG20, AccessWidth32, ~(BIT22), BIT22);
// RPR 8.24 XHC USB2.0 Hub disable issue fix enable (SB02702)
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REGB4, AccessWidth32, ~(BIT20), BIT20);
// Set HCIVERSION to 1.0
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG30, AccessWidth32, ~(BIT15), BIT15);
// xHCI 1.0 Sub-Features Supported
// Blobk Event Interrupt Flag (BEI)
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG30, AccessWidth32, ~(BIT1), BIT1);
// Force Stopped Event (FSE)
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG30, AccessWidth32, ~(BIT2), BIT2);
// Software LPM
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG30, AccessWidth32, ~(BIT3), 0);
// Hardware LPM
// Skip TRB IOC Event
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG30, AccessWidth32, ~(BIT6), BIT6);
// Remove Secondary Bandwith Domain Reporting
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG30, AccessWidth32, ~(BIT7), BIT7);
// Cold Attach Status
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG30, AccessWidth32, ~(BIT8), BIT8);
// Endpoint Status Update Ordering
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG30, AccessWidth32, ~(BIT9), BIT9);
// Report Event during SKIP on Missed Service Error
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG30, AccessWidth32, ~(BIT10), BIT10);
// Soft Retry
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG30, AccessWidth32, ~(BIT11), BIT11);
// U3 Exit
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG30, AccessWidth32, ~(BIT12), BIT12);
// USB3.0 Link Command
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG30, AccessWidth32, ~(BIT13), BIT13);
// MSE FrameId invalid
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG30, AccessWidth32, ~(BIT14), BIT14);
// Port Test Mode
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG30, AccessWidth32, ~(BIT16), BIT16);
// Miscellaneous Design Improvements
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG40, AccessWidth32, ~(BIT0), BIT0);
//RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG40, AccessWidth32, ~(BIT25), 0);
// XHC USB2 Loopback RX SE0
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG20, AccessWidth32, ~(BIT13 + BIT14 + BIT21), BIT13 + BIT14 + BIT21);
// XHC U2IF_Enabled_Quiettermination off
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REGB4, AccessWidth32, ~(BIT20), BIT20);
// XHC S0 BLM Reset Mode
RwMem (ACPI_MMIO_BASE + PMIO_BASE + FCH_PMIOA_REGF2, AccessWidth8, ~(BIT3), BIT3);
// Enhance XHC Ent_Flag
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REGB4, AccessWidth32, ~(BIT22), BIT22);
// Enhance TRB Pointer when both MSE and SKIP TRB IOC evt opened
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG30, AccessWidth32, ~(BIT17), BIT17);
// LPM Broadcast disable
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG30, AccessWidth32, ~(BIT18), BIT18);
// Enhance XHC FS/LS connect
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REGB4, AccessWidth32, ~(BIT24), BIT24);
// Enhance XHC ISOCH td_cmp
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REGB4, AccessWidth32, ~(BIT25), BIT25);
// LPM Clock 5us Select
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG24, AccessWidth32, ~(BIT8), BIT8);
// Enhance DPP ERR as XactErr
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG24, AccessWidth32, ~(BIT9), BIT9);
// Enhance U2IF PME Enable
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG24, AccessWidth32, ~(BIT10), BIT10);
// U2IF S3 Disconnect detection
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG24, AccessWidth32, ~(BIT12), BIT12);
// Stream Error Handling
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG30, AccessWidth32, ~(BIT20 + BIT21 + BIT22), (BIT20 + BIT21 + BIT22));
// FLA Deassert
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG30, AccessWidth32, ~(BIT23), BIT23);
// Enhance LPM Host initial L1 Exit
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG30, AccessWidth32, ~BIT29, BIT29);
// Enhance resume after disconnect
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG98, AccessWidth32, ~(BIT30), BIT30);
// Enhance SS HD Detected on Plug-in during S3
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG98, AccessWidth32, ~(BIT31), BIT31);
// Frame Babble Reporting
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REGB4, AccessWidth32, ~(BIT27), BIT27);
// xHCI Debug Capability
// DCP Halt RSTSM OFF
// Enable DCP DPH check
// DCP LTSSM Inactive to Rxdetect
// Enhance DCP EP State
// DCP Remote Wakeup Capable
// Enable ERDY send once DBC detectes HIT/HOT
// Block HIT/HOT until service interval done
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG48, AccessWidth32, 0x00000000, FCH_XHCI_IND_REG100);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG4C, AccessWidth32, ~(BIT0 + BIT1 + BIT2), BIT0 + BIT1 + BIT2);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG48, AccessWidth32, 0x00000000, FCH_XHCI_IND_REG120);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG4C, AccessWidth32, ~(BIT3), BIT3);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG48, AccessWidth32, 0x00000000, FCH_XHCI_IND_REG100);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG4C, AccessWidth32, ~(BIT21), BIT21);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG48, AccessWidth32, 0x00000000, FCH_XHCI_IND_REG128);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG4C, AccessWidth32, ~(BIT0), BIT0);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG48, AccessWidth32, 0x00000000, FCH_XHCI_IND_REG100);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG4C, AccessWidth32, ~(BIT3 + BIT4), BIT3 + BIT4);
// Enhance SS HS detected during S3
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG48, AccessWidth32, 0x00000000, FCH_XHCI_IND_REG48);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG4C, AccessWidth32, ~(BIT1), BIT1);
// Enhance U1 timer (shorten U1 exit response time)
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG48, AccessWidth32, 0x00000000, FCH_XHCI_IND_REG48);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG4C, AccessWidth32, ~(BIT14), BIT14);
// Enhance HW LPM U2Entry state
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG24, AccessWidth32, ~(BIT17), BIT17);
// Enhance SSIF PME
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG24, AccessWidth32, ~(BIT15 + BIT14), (BIT15 + BIT14));
// U2IF Remote Wake Select
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG24, AccessWidth32, ~(BIT11), BIT11);
// HS Data Toggle Error Handling
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG24, AccessWidth32, ~(BIT16), BIT16);
// USB20PHY FL Speed select
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REGB4, AccessWidth32, ~(BIT28), BIT28);
// Enable Fix for DBC compatibility
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG48, AccessWidth32, 0x00000000, FCH_XHCI_IND_REG100);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG4C, AccessWidth32, ~(BIT5), BIT5);
// Enable Fix for ACPI registers write issue.
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG28, AccessWidth32, ~(BIT0), BIT0);
//
// For BTS only
//
// LPM reated items
// HwLpmAddrSel (22) U2LpmTranArbEn, ColdAttachMode.
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG24, AccessWidth32, ~(BIT20 + BIT21 + BIT22), (BIT20 + BIT21 + BIT22));
// HwLpmStateSel (24), HwLpmDeconfigL1Exit (25), HwLpmL1StopEpEn (26).
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG24, AccessWidth32, ~(BIT24 + BIT25 + BIT26), (BIT24 + BIT25 + BIT26));
// Xhci10En: xHCI 10 Enable (0), HwLpmEn (4), SkipTrbIocEvtLenMode (24)
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG30, AccessWidth32, ~(BIT0 + BIT4 + BIT24), (BIT4 + BIT24));
// DcpNumP1En
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG48, AccessWidth32, 0x00000000, FCH_XHCI_IND_REG100);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG4C, AccessWidth32, ~ BIT5, BIT5);
// LtssmDisconnectToConnect
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG48, AccessWidth32, 0x00000000, FCH_XHCI_IND_REG48);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG4C, AccessWidth32, ~(BIT16), BIT16);
// CcuMode
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG10, AccessWidth32, 0xFFFF00FF, 0x2A00);
// XtalPciClk_UseEcClkSel clear
RwMem (ACPI_MMIO_BASE + MISC_BASE + FCH_MISC_REG50 + 1, AccessWidth8, ~BIT1, 0);
// Change PHY LFPS Detection threshold (RX_LFPSDET_TH[2:0]) to 6h from default setting 4h
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG48, AccessWidth32, 0x00000000, 0x80);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG4C, AccessWidth32, 0xFFFFFFF8, 0x06);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG48, AccessWidth32, 0x00000000, 0xC0);
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REG4C, AccessWidth32, 0xFFFFFFF8, 0x06);
return EFI_SUCCESS;
}
/**
* FchXhciInitIndirectReg - Config XHCI Indirect Registers
*
*
*
* @param[in] StdHeader AMD Standard Header
* @param[in] FchRevision FCH Chip revision
*
*/
VOID
FchXhciRecoveryInitIndirectReg (
IN AMD_CONFIG_PARAMS *StdHeader,
IN UINT8 FchRevision
)
{
UINT8 Index;
UINT32 DrivingStrength;
UINT32 Port;
UINT32 Register;
UINT32 RegValue;
UINT32 Xhci20Phy[MAX_XHCI_PORTS];
Xhci20Phy[0] = 0x21;
Xhci20Phy[1] = 0x21;
Xhci20Phy[2] = 0x24;
Xhci20Phy[3] = 0x24;
DrivingStrength = 0;
//
// SuperSpeed PHY Configuration (adaptation mode setting)
//
RwXhciIndReg ( FCH_XHCI_IND_REG94, 0xFFFFFC00, 0x00000021, StdHeader);
RwXhciIndReg ( FCH_XHCI_IND_REGD4, 0xFFFFFC00, 0x00000021, StdHeader);
//
// BLM Meaasge
//
RwXhciIndReg ( FCH_XHCI_IND_REG00, 0xF8FFFFFF, 0x07000000, StdHeader);
//
// xHCI USB 2.0 PHY Settings
// Step 1 is done by hardware default
// Step 2
for (Port = 0; Port < 2; Port ++) {
DrivingStrength = (UINT32) (Xhci20Phy[Port]);
RwXhci0IndReg ( FCH_XHCI_IND60_REG00, 0xFFFFC000, (Port << 13) + BIT12 + DrivingStrength, StdHeader);
RwXhci0IndReg ( FCH_XHCI_IND60_REG00, 0xFFFFC000, (Port << 13) + DrivingStrength, StdHeader);
RwXhci0IndReg ( FCH_XHCI_IND60_REG00, 0xFFFFC000, (Port << 13) + BIT12 + DrivingStrength, StdHeader);
}
RwXhci0IndReg ( FCH_XHCI_IND60_REG50, ~ ((UINT32) (0x0f)), ((UINT32) (0x07)), StdHeader);
RwXhci0IndReg ( FCH_XHCI_IND60_REG0C, ~ ((UINT32) (0x0f << 4)), ((UINT32) (0x02 << 4)), StdHeader);
RwXhci0IndReg ( FCH_XHCI_IND60_REG0C, ~ ((UINT32) (0x0f << 8)), ((UINT32) (0x02 << 8)), StdHeader);
RwXhci0IndReg ( FCH_XHCI_IND60_REG08, 0x80FC00FF, 0, StdHeader);
// RPR 8.25 Clock Gating in PHY
for (Port = 0; Port < 4; Port ++) {
DrivingStrength = 0x1E4;
if (Port < 2) {
RwXhci0IndReg ( FCH_XHCI_IND60_REG00, 0xFFFE0000, (Port << 13) + BIT12 + DrivingStrength, StdHeader);
Register = FCH_XHCI_IND60_REG00;
Index = 0;
do {
WritePci ((USB_XHCI_BUS_DEV_FUN << 16) + 0x48, AccessWidth32, &Register, StdHeader);
ReadPci ((USB_XHCI_BUS_DEV_FUN << 16) + 0x4C, AccessWidth32, &RegValue, StdHeader);
Index++;
FchStall (10, StdHeader);
} while ((RegValue & BIT17) && (Index < 10 ));
RwXhci0IndReg ( FCH_XHCI_IND60_REG00, 0xFFFE0000, (Port << 13) + DrivingStrength, StdHeader);
Register = FCH_XHCI_IND60_REG00;
Index = 0;
do {
WritePci ((USB_XHCI_BUS_DEV_FUN << 16) + 0x48, AccessWidth32, &Register, StdHeader);
ReadPci ((USB_XHCI_BUS_DEV_FUN << 16) + 0x4C, AccessWidth32, &RegValue, StdHeader);
Index++;
FchStall (10, StdHeader);
} while ((RegValue & BIT17) && (Index < 10 ));
RwXhci0IndReg ( FCH_XHCI_IND60_REG00, 0xFFFE0000, (Port << 13) + BIT12 + DrivingStrength, StdHeader);
}
}
// Enhance XHC LS Rise time
for (Port = 0; Port < 2; Port ++) {
DrivingStrength = 0x1C4;
RwXhci0IndReg ( FCH_XHCI_IND60_REG00, 0xFFFFC000, (Port << 13) + BIT12 + DrivingStrength, StdHeader);
RwXhci0IndReg ( FCH_XHCI_IND60_REG00, 0xFFFFC000, (Port << 13) + DrivingStrength, StdHeader);
RwXhci0IndReg ( FCH_XHCI_IND60_REG00, 0xFFFFC000, (Port << 13) + BIT12 + DrivingStrength, StdHeader);
}
RwMem (ACPI_MMIO_BASE + XHCI_BASE + XHCI_ACPI_MMIO_AMD_REGB4, AccessWidth32, ~(BIT23), BIT23);
// XHCI ISO device CRC false error detection
for (Port = 0; Port < 4; Port ++) {
if (Port < 2) {
ReadXhci0Phy (Port, (0x7 << 7), &DrivingStrength, StdHeader);
DrivingStrength &= 0x0000000F8;
DrivingStrength |= BIT0 + BIT2;
RwXhci0IndReg ( FCH_XHCI_IND60_REG00, 0xFFFFC000, (Port << 13) + BIT12 + (0x7 << 7) + DrivingStrength, StdHeader);
RwXhci0IndReg ( FCH_XHCI_IND60_REG00, 0xFFFFC000, (Port << 13) + (0x7 << 7) + DrivingStrength, StdHeader);
RwXhci0IndReg ( FCH_XHCI_IND60_REG00, 0xFFFFC000, (Port << 13) + BIT12 + (0x7 << 7) + DrivingStrength, StdHeader);
}
}
// L1 Residency Duration
RwXhci0IndReg ( FCH_XHCI_IND60_REG48, 0xFFFFFFFE0, BIT0, StdHeader);
}
/**
* FchXhciInitIndirectReg - Config XHCI Indirect Registers
*
*
*
* @param[in] StdHeader AMD Standard Header
*
*/
VOID
FchXhciInitIndirectReg (
IN AMD_CONFIG_PARAMS *StdHeader
)
{
UINT32 DrivingStrength;
UINT32 Port;
UINT32 Register;
UINT32 RegValue;
UINT8 Index;
DrivingStrength = 0;
Port = 0;
//
// SuperSpeed PHY Configuration (adaptation mode setting)
//
RwXhciIndReg ( FCH_XHCI_IND_REG94, 0xFFFFFC00, 0x00000021, StdHeader);
RwXhciIndReg ( FCH_XHCI_IND_REGD4, 0xFFFFFC00, 0x00000021, StdHeader);
//
// SuperSpeed PHY Configuration (CR phase and frequency filter settings)
//
RwXhciIndReg ( FCH_XHCI_IND_REG98, 0xFFFFFFC0, 0x0000000A, StdHeader);
RwXhciIndReg ( FCH_XHCI_IND_REGD8, 0xFFFFFFC0, 0x0000000A, StdHeader);
//
// BLM Meaasge
//
RwXhciIndReg ( FCH_XHCI_IND_REG00, 0xF8FFFFFF, 0x07000000, StdHeader);
//
// xHCI USB 2.0 PHY Settings
// Step 1 is done by hardware default
// Step 2
for (Port = 0; Port < 4; Port ++) {
DrivingStrength = BIT2;
if (Port < 2) {
RwXhci0IndReg ( FCH_XHCI_IND60_REG00, 0xFFFE1E78, (Port << 13) + DrivingStrength, StdHeader);
RwXhci0IndReg ( FCH_XHCI_IND60_REG00, 0xFFFE1E78, (Port << 13) + BIT8 + BIT7 + DrivingStrength, StdHeader);
RwXhci0IndReg ( FCH_XHCI_IND60_REG00, 0xFFFE0E78, (Port << 13) + BIT8 + BIT7 + DrivingStrength, StdHeader);
Register = FCH_XHCI_IND60_REG00;
Index = 0;
do {
WritePci ((USB_XHCI_BUS_DEV_FUN << 16) + 0x48, AccessWidth32, &Register, StdHeader);
ReadPci ((USB_XHCI_BUS_DEV_FUN << 16) + 0x4C, AccessWidth32, &RegValue, StdHeader);
Index++;
FchStall (10, StdHeader);
} while ((RegValue & BIT17) && (Index < 10 ));
RwXhci0IndReg ( FCH_XHCI_IND60_REG00, 0xFFFFEFFF, 0x00001000, StdHeader);
} else {
RwXhci1IndReg ( FCH_XHCI_IND60_REG00, 0xFFFE1E78, ((Port - 2) << 13) + DrivingStrength, StdHeader);
RwXhci1IndReg ( FCH_XHCI_IND60_REG00, 0xFFFE1E78, ((Port - 2) << 13) + BIT8 + BIT7 + DrivingStrength, StdHeader);
RwXhci1IndReg ( FCH_XHCI_IND60_REG00, 0xFFFE0E78, ((Port - 2) << 13) + BIT8 + BIT7 + DrivingStrength, StdHeader);
Register = FCH_XHCI_IND60_REG00;
Index = 0;
do {
WritePci ((USB_XHCI1_BUS_DEV_FUN << 16) + 0x48, AccessWidth32, &Register, StdHeader);
ReadPci ((USB_XHCI1_BUS_DEV_FUN << 16) + 0x4C, AccessWidth32, &RegValue, StdHeader);
Index++;
FchStall (10, StdHeader);
} while ((RegValue & BIT17) && (Index < 10 ));
RwXhci1IndReg ( FCH_XHCI_IND60_REG00, 0xFFFFEFFF, 0x00001000, StdHeader);
}
}
// Step 3
RwXhciIndReg ( FCH_XHCI_IND60_REG0C, ~ ((UINT32) (0x0f << 8)), ((UINT32) (0x02 << 8)), StdHeader);
RwXhciIndReg ( FCH_XHCI_IND60_REG08, ~ ((UINT32) (0xff << 8)), ((UINT32) (0x0f << 8)), StdHeader);
}