Ashish and Eugene, The patch has been pushed as commit: 690d60c0ada5ff137c84982220b3fdd112697aa3
Thanks a lot for the contribution and testing effort. Best Regards, Hao Wu > -----Original Message----- > From: Wu, Hao A > Sent: Thursday, March 07, 2019 9:33 AM > To: Ashish Singhal; edk2-devel@lists.01.org > Cc: eug...@hp.com > Subject: RE: [PATCH v2] MdeModulePkg/SdMmcPciHcDxe: Add V3 64b DMA > Support > > Ashish, > > Thanks for the contribution. > Reviewed-by: Hao Wu <hao.a...@intel.com> > > I will push this one after the release tag is created. > > Best Regards, > Hao Wu > > > > -----Original Message----- > > From: Ashish Singhal [mailto:ashishsin...@nvidia.com] > > Sent: Wednesday, March 06, 2019 10:05 PM > > To: edk2-devel@lists.01.org > > Cc: Wu, Hao A; eug...@hp.com; Ashish Singhal > > Subject: [PATCH v2] MdeModulePkg/SdMmcPciHcDxe: Add V3 64b DMA > > Support > > > > Driver was supporting only 32b DMA support for V3 controllers. Add > > support for 64b DMA as well for completeness. > > > > For V4.0 64b support, driver was looking at incorrect capability > > register bit. Fix for that is present as well. > > > > REF: https://bugzilla.tianocore.org/show_bug.cgi?id=1583 > > Contributed-under: TianoCore Contribution Agreement 1.1 > > Signed-off-by: Ashish Singhal <ashishsin...@nvidia.com> > > --- > > MdeModulePkg/Bus/Pci/SdMmcPciHcDxe/SdMmcPciHcDxe.c | 10 +- > > MdeModulePkg/Bus/Pci/SdMmcPciHcDxe/SdMmcPciHcDxe.h | 6 +- > > MdeModulePkg/Bus/Pci/SdMmcPciHcDxe/SdMmcPciHci.c | 189 > > ++++++++++++++------- > > MdeModulePkg/Bus/Pci/SdMmcPciHcDxe/SdMmcPciHci.h | 29 +++- > > 4 files changed, 161 insertions(+), 73 deletions(-) > > > > diff --git a/MdeModulePkg/Bus/Pci/SdMmcPciHcDxe/SdMmcPciHcDxe.c > > b/MdeModulePkg/Bus/Pci/SdMmcPciHcDxe/SdMmcPciHcDxe.c > > index b474f8d..9b7b88c 100644 > > --- a/MdeModulePkg/Bus/Pci/SdMmcPciHcDxe/SdMmcPciHcDxe.c > > +++ b/MdeModulePkg/Bus/Pci/SdMmcPciHcDxe/SdMmcPciHcDxe.c > > @@ -6,7 +6,7 @@ > > > > It would expose EFI_SD_MMC_PASS_THRU_PROTOCOL for upper layer > use. > > > > - Copyright (c) 2018, NVIDIA CORPORATION. All rights reserved. > > + Copyright (c) 2018-2019, NVIDIA CORPORATION. All rights reserved. > > Copyright (c) 2015 - 2019, Intel Corporation. All rights reserved.<BR> > > This program and the accompanying materials > > are licensed and made available under the terms and conditions of the > BSD > > License > > @@ -666,8 +666,12 @@ SdMmcPciHcDriverBindingStart ( > > // If any of the slots does not support 64b system bus > > // do not enable 64b DMA in the PCI layer. > > // > > - if (Private->Capability[Slot].SysBus64V3 == 0 && > > - Private->Capability[Slot].SysBus64V4 == 0) { > > + if ((Private->ControllerVersion[Slot] == SD_MMC_HC_CTRL_VER_300 > && > > + Private->Capability[Slot].SysBus64V3 == 0) || > > + (Private->ControllerVersion[Slot] == SD_MMC_HC_CTRL_VER_400 > && > > + Private->Capability[Slot].SysBus64V3 == 0) || > > + (Private->ControllerVersion[Slot] >= SD_MMC_HC_CTRL_VER_410 > && > > + Private->Capability[Slot].SysBus64V4 == 0)) { > > Support64BitDma = FALSE; > > } > > > > diff --git a/MdeModulePkg/Bus/Pci/SdMmcPciHcDxe/SdMmcPciHcDxe.h > > b/MdeModulePkg/Bus/Pci/SdMmcPciHcDxe/SdMmcPciHcDxe.h > > index 1bb701a..8846fde 100644 > > --- a/MdeModulePkg/Bus/Pci/SdMmcPciHcDxe/SdMmcPciHcDxe.h > > +++ b/MdeModulePkg/Bus/Pci/SdMmcPciHcDxe/SdMmcPciHcDxe.h > > @@ -2,7 +2,7 @@ > > > > Provides some data structure definitions used by the SD/MMC host > > controller driver. > > > > -Copyright (c) 2018, NVIDIA CORPORATION. All rights reserved. > > +Copyright (c) 2018-2019, NVIDIA CORPORATION. All rights reserved. > > Copyright (c) 2015, Intel Corporation. All rights reserved.<BR> > > This program and the accompanying materials > > are licensed and made available under the terms and conditions of the BSD > > License > > @@ -145,13 +145,15 @@ typedef struct { > > EFI_PHYSICAL_ADDRESS DataPhy; > > VOID *DataMap; > > SD_MMC_HC_TRANSFER_MODE Mode; > > + SD_MMC_HC_ADMA_LENGTH_MODE AdmaLengthMode; > > > > EFI_EVENT Event; > > BOOLEAN Started; > > UINT64 Timeout; > > > > SD_MMC_HC_ADMA_32_DESC_LINE *Adma32Desc; > > - SD_MMC_HC_ADMA_64_DESC_LINE *Adma64Desc; > > + SD_MMC_HC_ADMA_64_V3_DESC_LINE *Adma64V3Desc; > > + SD_MMC_HC_ADMA_64_V4_DESC_LINE *Adma64V4Desc; > > EFI_PHYSICAL_ADDRESS AdmaDescPhy; > > VOID *AdmaMap; > > UINT32 AdmaPages; > > diff --git a/MdeModulePkg/Bus/Pci/SdMmcPciHcDxe/SdMmcPciHci.c > > b/MdeModulePkg/Bus/Pci/SdMmcPciHcDxe/SdMmcPciHci.c > > index d73fa10..6fefed1 100644 > > --- a/MdeModulePkg/Bus/Pci/SdMmcPciHcDxe/SdMmcPciHci.c > > +++ b/MdeModulePkg/Bus/Pci/SdMmcPciHcDxe/SdMmcPciHci.c > > @@ -6,7 +6,7 @@ > > > > It would expose EFI_SD_MMC_PASS_THRU_PROTOCOL for upper layer > use. > > > > - Copyright (c) 2018, NVIDIA CORPORATION. All rights reserved. > > + Copyright (c) 2018-2019, NVIDIA CORPORATION. All rights reserved. > > Copyright (c) 2015 - 2019, Intel Corporation. All rights reserved.<BR> > > This program and the accompanying materials > > are licensed and made available under the terms and conditions of the > BSD > > License > > @@ -1010,16 +1010,28 @@ SdMmcHcInitV4Enhancements ( > > if (ControllerVer >= SD_MMC_HC_CTRL_VER_400) { > > HostCtrl2 = SD_MMC_HC_V4_EN; > > // > > - // Check if V4 64bit support is available > > + // Check if controller version V4.0 > > // > > - if (Capability.SysBus64V4 != 0) { > > - HostCtrl2 |= SD_MMC_HC_64_ADDR_EN; > > - DEBUG ((DEBUG_INFO, "Enabled V4 64 bit system bus support\n")); > > + if (ControllerVer == SD_MMC_HC_CTRL_VER_400) { > > + // > > + // Check if 64bit support is available > > + // > > + if (Capability.SysBus64V3 != 0) { > > + HostCtrl2 |= SD_MMC_HC_64_ADDR_EN; > > + DEBUG ((DEBUG_INFO, "Enabled V4 64 bit system bus support\n")); > > + } > > } > > // > > // Check if controller version V4.10 or higher > > // > > - if (ControllerVer >= SD_MMC_HC_CTRL_VER_410) { > > + else if (ControllerVer >= SD_MMC_HC_CTRL_VER_410) { > > + // > > + // Check if 64bit support is available > > + // > > + if (Capability.SysBus64V4 != 0) { > > + HostCtrl2 |= SD_MMC_HC_64_ADDR_EN; > > + DEBUG ((DEBUG_INFO, "Enabled V4 64 bit system bus support\n")); > > + } > > HostCtrl2 |= SD_MMC_HC_26_DATA_LEN_ADMA_EN; > > DEBUG ((DEBUG_INFO, "Enabled V4 26 bit data length ADMA > > support\n")); > > } > > @@ -1393,14 +1405,10 @@ BuildAdmaDescTable ( > > EFI_PCI_IO_PROTOCOL *PciIo; > > EFI_STATUS Status; > > UINTN Bytes; > > - BOOLEAN AddressingMode64; > > - BOOLEAN DataLength26; > > UINT32 AdmaMaxDataPerLine; > > UINT32 DescSize; > > VOID *AdmaDesc; > > > > - AddressingMode64 = FALSE; > > - DataLength26 = FALSE; > > AdmaMaxDataPerLine = ADMA_MAX_DATA_PER_LINE_16B; > > DescSize = sizeof (SD_MMC_HC_ADMA_32_DESC_LINE); > > AdmaDesc = NULL; > > @@ -1410,27 +1418,16 @@ BuildAdmaDescTable ( > > PciIo = Trb->Private->PciIo; > > > > // > > - // Detect whether 64bit addressing is supported. > > - // > > - if (ControllerVer >= SD_MMC_HC_CTRL_VER_400) { > > - Status = SdMmcHcCheckMmioSet(PciIo, Trb->Slot, > > SD_MMC_HC_HOST_CTRL2, sizeof(UINT16), > > - SD_MMC_HC_V4_EN|SD_MMC_HC_64_ADDR_EN, > > SD_MMC_HC_V4_EN|SD_MMC_HC_64_ADDR_EN); > > - if (!EFI_ERROR (Status)) { > > - AddressingMode64 = TRUE; > > - DescSize = sizeof (SD_MMC_HC_ADMA_64_DESC_LINE); > > - } > > - } > > - // > > // Check for valid ranges in 32bit ADMA Descriptor Table > > // > > - if (!AddressingMode64 && > > + if ((Trb->Mode == SdMmcAdma32bMode) && > > ((Data >= 0x100000000ul) || ((Data + DataLen) > 0x100000000ul))) { > > return EFI_INVALID_PARAMETER; > > } > > // > > // Check address field alignment > > // > > - if (AddressingMode64) { > > + if (Trb->Mode != SdMmcAdma32bMode) { > > // > > // Address field shall be set on 64-bit boundary (Lower 3-bit is > > always set > > to 0) > > // > > @@ -1445,13 +1442,19 @@ BuildAdmaDescTable ( > > DEBUG ((DEBUG_INFO, "The buffer [0x%x] to construct ADMA desc is > not > > aligned to 4 bytes boundary!\n", Data)); > > } > > } > > + > > // > > - // Detect whether 26bit data length is supported. > > + // Configure 64b ADMA. > > // > > - Status = SdMmcHcCheckMmioSet(PciIo, Trb->Slot, > > SD_MMC_HC_HOST_CTRL2, sizeof(UINT16), > > - SD_MMC_HC_26_DATA_LEN_ADMA_EN, > > SD_MMC_HC_26_DATA_LEN_ADMA_EN); > > - if (!EFI_ERROR (Status)) { > > - DataLength26 = TRUE; > > + if (Trb->Mode == SdMmcAdma64bV3Mode) { > > + DescSize = sizeof (SD_MMC_HC_ADMA_64_V3_DESC_LINE); > > + }else if (Trb->Mode == SdMmcAdma64bV4Mode) { > > + DescSize = sizeof (SD_MMC_HC_ADMA_64_V4_DESC_LINE); > > + } > > + // > > + // Configure 26b data length. > > + // > > + if (Trb->AdmaLengthMode == SdMmcAdmaLen26b) { > > AdmaMaxDataPerLine = ADMA_MAX_DATA_PER_LINE_26B; > > } > > > > @@ -1492,7 +1495,7 @@ BuildAdmaDescTable ( > > return EFI_OUT_OF_RESOURCES; > > } > > > > - if ((!AddressingMode64) && > > + if ((Trb->Mode == SdMmcAdma32bMode) && > > (UINT64)(UINTN)Trb->AdmaDescPhy > 0x100000000ul) { > > // > > // The ADMA doesn't support 64bit addressing. > > @@ -1511,19 +1514,20 @@ BuildAdmaDescTable ( > > > > Remaining = DataLen; > > Address = Data; > > - if (!AddressingMode64) { > > + if (Trb->Mode == SdMmcAdma32bMode) { > > Trb->Adma32Desc = AdmaDesc; > > - Trb->Adma64Desc = NULL; > > + } else if (Trb->Mode == SdMmcAdma64bV3Mode) { > > + Trb->Adma64V3Desc = AdmaDesc; > > } else { > > - Trb->Adma64Desc = AdmaDesc; > > - Trb->Adma32Desc = NULL; > > + Trb->Adma64V4Desc = AdmaDesc; > > } > > + > > for (Index = 0; Index < Entries; Index++) { > > - if (!AddressingMode64) { > > + if (Trb->Mode == SdMmcAdma32bMode) { > > if (Remaining <= AdmaMaxDataPerLine) { > > Trb->Adma32Desc[Index].Valid = 1; > > Trb->Adma32Desc[Index].Act = 2; > > - if (DataLength26) { > > + if (Trb->AdmaLengthMode == SdMmcAdmaLen26b) { > > Trb->Adma32Desc[Index].UpperLength = (UINT16)RShiftU64 > > (Remaining, 16); > > } > > Trb->Adma32Desc[Index].LowerLength = (UINT16)(Remaining & > > MAX_UINT16); > > @@ -1532,32 +1536,53 @@ BuildAdmaDescTable ( > > } else { > > Trb->Adma32Desc[Index].Valid = 1; > > Trb->Adma32Desc[Index].Act = 2; > > - if (DataLength26) { > > + if (Trb->AdmaLengthMode == SdMmcAdmaLen26b) { > > Trb->Adma32Desc[Index].UpperLength = 0; > > } > > Trb->Adma32Desc[Index].LowerLength = 0; > > Trb->Adma32Desc[Index].Address = (UINT32)Address; > > } > > + } else if (Trb->Mode == SdMmcAdma64bV3Mode) { > > + if (Remaining <= AdmaMaxDataPerLine) { > > + Trb->Adma64V3Desc[Index].Valid = 1; > > + Trb->Adma64V3Desc[Index].Act = 2; > > + if (Trb->AdmaLengthMode == SdMmcAdmaLen26b) { > > + Trb->Adma64V3Desc[Index].UpperLength = (UINT16)RShiftU64 > > (Remaining, 16); > > + } > > + Trb->Adma64V3Desc[Index].LowerLength = (UINT16)(Remaining & > > MAX_UINT16); > > + Trb->Adma64V3Desc[Index].LowerAddress = (UINT32)Address; > > + Trb->Adma64V3Desc[Index].UpperAddress = (UINT32)RShiftU64 > > (Address, 32); > > + break; > > + } else { > > + Trb->Adma64V3Desc[Index].Valid = 1; > > + Trb->Adma64V3Desc[Index].Act = 2; > > + if (Trb->AdmaLengthMode == SdMmcAdmaLen26b) { > > + Trb->Adma64V3Desc[Index].UpperLength = 0; > > + } > > + Trb->Adma64V3Desc[Index].LowerLength = 0; > > + Trb->Adma64V3Desc[Index].LowerAddress = (UINT32)Address; > > + Trb->Adma64V3Desc[Index].UpperAddress = (UINT32)RShiftU64 > > (Address, 32); > > + } > > } else { > > if (Remaining <= AdmaMaxDataPerLine) { > > - Trb->Adma64Desc[Index].Valid = 1; > > - Trb->Adma64Desc[Index].Act = 2; > > - if (DataLength26) { > > - Trb->Adma64Desc[Index].UpperLength = (UINT16)RShiftU64 > > (Remaining, 16); > > + Trb->Adma64V4Desc[Index].Valid = 1; > > + Trb->Adma64V4Desc[Index].Act = 2; > > + if (Trb->AdmaLengthMode == SdMmcAdmaLen26b) { > > + Trb->Adma64V4Desc[Index].UpperLength = (UINT16)RShiftU64 > > (Remaining, 16); > > } > > - Trb->Adma64Desc[Index].LowerLength = (UINT16)(Remaining & > > MAX_UINT16); > > - Trb->Adma64Desc[Index].LowerAddress = (UINT32)Address; > > - Trb->Adma64Desc[Index].UpperAddress = (UINT32)RShiftU64 > (Address, > > 32); > > + Trb->Adma64V4Desc[Index].LowerLength = (UINT16)(Remaining & > > MAX_UINT16); > > + Trb->Adma64V4Desc[Index].LowerAddress = (UINT32)Address; > > + Trb->Adma64V4Desc[Index].UpperAddress = (UINT32)RShiftU64 > > (Address, 32); > > break; > > } else { > > - Trb->Adma64Desc[Index].Valid = 1; > > - Trb->Adma64Desc[Index].Act = 2; > > - if (DataLength26) { > > - Trb->Adma64Desc[Index].UpperLength = 0; > > + Trb->Adma64V4Desc[Index].Valid = 1; > > + Trb->Adma64V4Desc[Index].Act = 2; > > + if (Trb->AdmaLengthMode == SdMmcAdmaLen26b) { > > + Trb->Adma64V4Desc[Index].UpperLength = 0; > > } > > - Trb->Adma64Desc[Index].LowerLength = 0; > > - Trb->Adma64Desc[Index].LowerAddress = (UINT32)Address; > > - Trb->Adma64Desc[Index].UpperAddress = (UINT32)RShiftU64 > (Address, > > 32); > > + Trb->Adma64V4Desc[Index].LowerLength = 0; > > + Trb->Adma64V4Desc[Index].LowerAddress = (UINT32)Address; > > + Trb->Adma64V4Desc[Index].UpperAddress = (UINT32)RShiftU64 > > (Address, 32); > > } > > } > > > > @@ -1568,7 +1593,13 @@ BuildAdmaDescTable ( > > // > > // Set the last descriptor line as end of descriptor table > > // > > - AddressingMode64 ? (Trb->Adma64Desc[Index].End = 1) : (Trb- > > >Adma32Desc[Index].End = 1); > > + if (Trb->Mode == SdMmcAdma32bMode) { > > + Trb->Adma32Desc[Index].End = 1; > > + } else if (Trb->Mode == SdMmcAdma64bV3Mode) { > > + Trb->Adma64V3Desc[Index].End = 1; > > + } else { > > + Trb->Adma64V4Desc[Index].End = 1; > > + } > > return EFI_SUCCESS; > > } > > > > @@ -1665,7 +1696,20 @@ SdMmcCreateTrb ( > > if (Trb->DataLen == 0) { > > Trb->Mode = SdMmcNoData; > > } else if (Private->Capability[Slot].Adma2 != 0) { > > - Trb->Mode = SdMmcAdmaMode; > > + Trb->Mode = SdMmcAdma32bMode; > > + Trb->AdmaLengthMode = SdMmcAdmaLen16b; > > + if ((Private->ControllerVersion[Slot] == SD_MMC_HC_CTRL_VER_300) > > && > > + (Private->Capability[Slot].SysBus64V3 == 1)) { > > + Trb->Mode = SdMmcAdma64bV3Mode; > > + } else if (((Private->ControllerVersion[Slot] == > > SD_MMC_HC_CTRL_VER_400) && > > + (Private->Capability[Slot].SysBus64V3 == 1)) || > > + ((Private->ControllerVersion[Slot] >= > SD_MMC_HC_CTRL_VER_410) > > && > > + (Private->Capability[Slot].SysBus64V4 == 1))) { > > + Trb->Mode = SdMmcAdma64bV4Mode; > > + } > > + if (Private->ControllerVersion[Slot] >= SD_MMC_HC_CTRL_VER_410) { > > + Trb->AdmaLengthMode = SdMmcAdmaLen26b; > > + } > > Status = BuildAdmaDescTable (Trb, Private->ControllerVersion[Slot]); > > if (EFI_ERROR (Status)) { > > PciIo->Unmap (PciIo, Trb->DataMap); > > @@ -1719,11 +1763,18 @@ SdMmcFreeTrb ( > > Trb->Adma32Desc > > ); > > } > > - if (Trb->Adma64Desc != NULL) { > > + if (Trb->Adma64V3Desc != NULL) { > > + PciIo->FreeBuffer ( > > + PciIo, > > + Trb->AdmaPages, > > + Trb->Adma64V3Desc > > + ); > > + } > > + if (Trb->Adma64V4Desc != NULL) { > > PciIo->FreeBuffer ( > > PciIo, > > Trb->AdmaPages, > > - Trb->Adma64Desc > > + Trb->Adma64V4Desc > > ); > > } > > if (Trb->DataMap != NULL) { > > @@ -1891,27 +1942,35 @@ SdMmcExecTrb ( > > if (EFI_ERROR (Status)) { > > return Status; > > } > > + > > + if (Private->ControllerVersion[Trb->Slot] >= > SD_MMC_HC_CTRL_VER_400) > > { > > + Status = SdMmcHcCheckMmioSet(PciIo, Trb->Slot, > > SD_MMC_HC_HOST_CTRL2, sizeof(UINT16), > > + SD_MMC_HC_64_ADDR_EN, > SD_MMC_HC_64_ADDR_EN); > > + if (!EFI_ERROR (Status)) { > > + AddressingMode64 = TRUE; > > + } > > + } > > + > > // > > // Set Host Control 1 register DMA Select field > > // > > - if (Trb->Mode == SdMmcAdmaMode) { > > + if ((Trb->Mode == SdMmcAdma32bMode) || > > + (Trb->Mode == SdMmcAdma64bV4Mode)) { > > HostCtrl1 = BIT4; > > Status = SdMmcHcOrMmio (PciIo, Trb->Slot, SD_MMC_HC_HOST_CTRL1, > > sizeof (HostCtrl1), &HostCtrl1); > > if (EFI_ERROR (Status)) { > > return Status; > > } > > + } else if (Trb->Mode == SdMmcAdma64bV3Mode) { > > + HostCtrl1 = BIT4|BIT3; > > + Status = SdMmcHcOrMmio (PciIo, Trb->Slot, SD_MMC_HC_HOST_CTRL1, > > sizeof (HostCtrl1), &HostCtrl1); > > + if (EFI_ERROR (Status)) { > > + return Status; > > + } > > } > > > > SdMmcHcLedOnOff (PciIo, Trb->Slot, TRUE); > > > > - if (Private->ControllerVersion[Trb->Slot] >= > SD_MMC_HC_CTRL_VER_400) > > { > > - Status = SdMmcHcCheckMmioSet(PciIo, Trb->Slot, > > SD_MMC_HC_HOST_CTRL2, sizeof(UINT16), > > - SD_MMC_HC_V4_EN|SD_MMC_HC_64_ADDR_EN, > > SD_MMC_HC_V4_EN|SD_MMC_HC_64_ADDR_EN); > > - if (!EFI_ERROR (Status)) { > > - AddressingMode64 = TRUE; > > - } > > - } > > - > > if (Trb->Mode == SdMmcSdmaMode) { > > if ((!AddressingMode64) && > > ((UINT64)(UINTN)Trb->DataPhy >= 0x100000000ul)) { > > @@ -1929,7 +1988,9 @@ SdMmcExecTrb ( > > if (EFI_ERROR (Status)) { > > return Status; > > } > > - } else if (Trb->Mode == SdMmcAdmaMode) { > > + } else if ((Trb->Mode == SdMmcAdma32bMode) || > > + (Trb->Mode == SdMmcAdma64bV3Mode) || > > + (Trb->Mode == SdMmcAdma64bV4Mode)) { > > AdmaAddr = (UINT64)(UINTN)Trb->AdmaDescPhy; > > Status = SdMmcHcRwMmio (PciIo, Trb->Slot, > > SD_MMC_HC_ADMA_SYS_ADDR, FALSE, sizeof (AdmaAddr), &AdmaAddr); > > if (EFI_ERROR (Status)) { > > diff --git a/MdeModulePkg/Bus/Pci/SdMmcPciHcDxe/SdMmcPciHci.h > > b/MdeModulePkg/Bus/Pci/SdMmcPciHcDxe/SdMmcPciHci.h > > index d157f2c..c8efccb 100644 > > --- a/MdeModulePkg/Bus/Pci/SdMmcPciHcDxe/SdMmcPciHci.h > > +++ b/MdeModulePkg/Bus/Pci/SdMmcPciHcDxe/SdMmcPciHci.h > > @@ -2,7 +2,7 @@ > > > > Provides some data structure definitions used by the SD/MMC host > > controller driver. > > > > -Copyright (c) 2018, NVIDIA CORPORATION. All rights reserved. > > +Copyright (c) 2018-2019, NVIDIA CORPORATION. All rights reserved. > > Copyright (c) 2015, Intel Corporation. All rights reserved.<BR> > > This program and the accompanying materials > > are licensed and made available under the terms and conditions of the BSD > > License > > @@ -80,16 +80,25 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF > > ANY KIND, EITHER EXPRESS OR IMPLIED. > > > > // > > // The transfer modes supported by SD Host Controller > > -// Simplified Spec 3.0 Table 1-2 > > // > > typedef enum { > > SdMmcNoData, > > SdMmcPioMode, > > SdMmcSdmaMode, > > - SdMmcAdmaMode > > + SdMmcAdma32bMode, > > + SdMmcAdma64bV3Mode, > > + SdMmcAdma64bV4Mode > > } SD_MMC_HC_TRANSFER_MODE; > > > > // > > +// The ADMA transfer lengths supported by SD Host Controller > > +// > > +typedef enum { > > + SdMmcAdmaLen16b, > > + SdMmcAdmaLen26b > > +} SD_MMC_HC_ADMA_LENGTH_MODE; > > + > > +// > > // The maximum data length of each descriptor line > > // > > #define ADMA_MAX_DATA_PER_LINE_16B SIZE_64KB > > @@ -122,8 +131,20 @@ typedef struct { > > UINT32 LowerLength:16; > > UINT32 LowerAddress; > > UINT32 UpperAddress; > > +} SD_MMC_HC_ADMA_64_V3_DESC_LINE; > > + > > +typedef struct { > > + UINT32 Valid:1; > > + UINT32 End:1; > > + UINT32 Int:1; > > + UINT32 Reserved:1; > > + UINT32 Act:2; > > + UINT32 UpperLength:10; > > + UINT32 LowerLength:16; > > + UINT32 LowerAddress; > > + UINT32 UpperAddress; > > UINT32 Reserved1; > > -} SD_MMC_HC_ADMA_64_DESC_LINE; > > +} SD_MMC_HC_ADMA_64_V4_DESC_LINE; > > > > #define SD_MMC_SDMA_BOUNDARY 512 * 1024 > > #define SD_MMC_SDMA_ROUND_UP(x, n) (((x) + n) & ~(n - 1)) > > -- > > 2.7.4 _______________________________________________ edk2-devel mailing list edk2-devel@lists.01.org https://lists.01.org/mailman/listinfo/edk2-devel