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update code to eliminate the wrong assumption that pci address is equal to host address in all archs. 

git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@9339 6f19259b-4bc3-4df7-8a09-765794883524
This commit is contained in:
eric_tian 2009-10-14 06:22:49 +00:00
parent 62b658dd7f
commit 739802e49c
6 changed files with 126 additions and 32 deletions
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2
MdeModulePkg/Bus/Pci/EhciDxe/EhciReg.c
View File

@ -561,7 +561,7 @@ EhcInitHC (
// Allocate the periodic frame and associated memeory
// management facilities if not already done.
//
if (Ehc->PeriodFrame != NULL) {
if (Ehc->PeriodFrameHost != NULL) {
EhcFreeSched (Ehc);
}

62
MdeModulePkg/Bus/Pci/EhciDxe/EhciSched.c
View File

@ -34,11 +34,12 @@ EhcCreateHelpQ (
EHC_QH *Qh;
QH_HW *QhHw;
EHC_QTD *Qtd;
EFI_PHYSICAL_ADDRESS PciAddr;
//
// Create an inactive Qtd to terminate the short packet read.
//
Qtd = EhcCreateQtd (Ehc, NULL, 0, QTD_PID_INPUT, 0, 64);
Qtd = EhcCreateQtd (Ehc, NULL, NULL, 0, QTD_PID_INPUT, 0, 64);
if (Qtd == NULL) {
return EFI_OUT_OF_RESOURCES;
@ -68,8 +69,9 @@ EhcCreateHelpQ (
return EFI_OUT_OF_RESOURCES;
}
PciAddr = UsbHcGetPciAddressForHostMem (Ehc->MemPool, Qh, sizeof (EHC_QH));
QhHw = &Qh->QhHw;
QhHw->HorizonLink = QH_LINK (QhHw, EHC_TYPE_QH, FALSE);
QhHw->HorizonLink = QH_LINK (PciAddr + OFFSET_OF(EHC_QH, QhHw), EHC_TYPE_QH, FALSE);
QhHw->Status = QTD_STAT_HALTED;
QhHw->ReclaimHead = 1;
Ehc->ReclaimHead = Qh;
@ -116,6 +118,7 @@ EhcInitSched (
UINTN Index;
UINT32 *Desc;
EFI_STATUS Status;
EFI_PHYSICAL_ADDRESS PciAddr;
//
// First initialize the periodical schedule data:
@ -185,10 +188,11 @@ EhcInitSched (
//
// Initialize the frame list entries then set the registers
//
Desc = (UINT32 *) Ehc->PeriodFrame;
Desc = (UINT32 *) Ehc->PeriodFrameHost;
for (Index = 0; Index < EHC_FRAME_LEN; Index++) {
Desc[Index] = QH_LINK (Ehc->PeriodOne, EHC_TYPE_QH, FALSE);
PciAddr = UsbHcGetPciAddressForHostMem (Ehc->MemPool, Ehc->PeriodOne, sizeof (EHC_QH));
Desc[Index] = QH_LINK (PciAddr, EHC_TYPE_QH, FALSE);
}
EhcWriteOpReg (Ehc, EHC_FRAME_BASE_OFFSET, EHC_LOW_32BIT (Ehc->PeriodFrame));
@ -198,7 +202,8 @@ EhcInitSched (
// Only need to set the AsynListAddr register to
// the reclamation header
//
EhcWriteOpReg (Ehc, EHC_ASYNC_HEAD_OFFSET, EHC_LOW_32BIT (Ehc->ReclaimHead));
PciAddr = UsbHcGetPciAddressForHostMem (Ehc->MemPool, Ehc->ReclaimHead, sizeof (EHC_QH));
EhcWriteOpReg (Ehc, EHC_ASYNC_HEAD_OFFSET, EHC_LOW_32BIT (PciAddr));
return EFI_SUCCESS;
}
@ -239,7 +244,7 @@ EhcFreeSched (
Ehc->MemPool = NULL;
}
if (Ehc->PeriodFrame != NULL) {
if (Ehc->PeriodFrameHost != NULL) {
PciIo = Ehc->PciIo;
ASSERT (PciIo != NULL);
@ -251,7 +256,8 @@ EhcFreeSched (
Ehc->PeriodFrameHost
);
Ehc->PeriodFrame = NULL;
Ehc->PeriodFrameHost = NULL;
Ehc->PeriodFrame = NULL;
}
}
@ -274,6 +280,7 @@ EhcLinkQhToAsync (
)
{
EHC_QH *Head;
EFI_PHYSICAL_ADDRESS PciAddr;
//
// Append the queue head after the reclaim header, then
@ -285,8 +292,10 @@ EhcLinkQhToAsync (
Qh->NextQh = Head->NextQh;
Head->NextQh = Qh;
Qh->QhHw.HorizonLink = QH_LINK (Head, EHC_TYPE_QH, FALSE);;
Head->QhHw.HorizonLink = QH_LINK (Qh, EHC_TYPE_QH, FALSE);
PciAddr = UsbHcGetPciAddressForHostMem (Ehc->MemPool, Head, sizeof (EHC_QH));
Qh->QhHw.HorizonLink = QH_LINK (PciAddr, EHC_TYPE_QH, FALSE);;
PciAddr = UsbHcGetPciAddressForHostMem (Ehc->MemPool, Qh, sizeof (EHC_QH));
Head->QhHw.HorizonLink = QH_LINK (PciAddr, EHC_TYPE_QH, FALSE);
}
@ -306,6 +315,7 @@ EhcUnlinkQhFromAsync (
{
EHC_QH *Head;
EFI_STATUS Status;
EFI_PHYSICAL_ADDRESS PciAddr;
ASSERT (Ehc->ReclaimHead->NextQh == Qh);
@ -319,7 +329,8 @@ EhcUnlinkQhFromAsync (
Head->NextQh = Qh->NextQh;
Qh->NextQh = NULL;
Head->QhHw.HorizonLink = QH_LINK (Head, EHC_TYPE_QH, FALSE);
PciAddr = UsbHcGetPciAddressForHostMem (Ehc->MemPool, Head, sizeof (EHC_QH));
Head->QhHw.HorizonLink = QH_LINK (PciAddr, EHC_TYPE_QH, FALSE);
//
// Set and wait the door bell to synchronize with the hardware
@ -351,8 +362,9 @@ EhcLinkQhToPeriod (
UINTN Index;
EHC_QH *Prev;
EHC_QH *Next;
EFI_PHYSICAL_ADDRESS PciAddr;
Frames = Ehc->PeriodFrame;
Frames = Ehc->PeriodFrameHost;
for (Index = 0; Index < EHC_FRAME_LEN; Index += Qh->Interval) {
//
@ -408,7 +420,8 @@ EhcLinkQhToPeriod (
Prev->NextQh = Qh;
Qh->QhHw.HorizonLink = Prev->QhHw.HorizonLink;
Prev->QhHw.HorizonLink = QH_LINK (Qh, EHC_TYPE_QH, FALSE);
PciAddr = UsbHcGetPciAddressForHostMem (Ehc->MemPool, Qh, sizeof (EHC_QH));
Prev->QhHw.HorizonLink = QH_LINK (PciAddr, EHC_TYPE_QH, FALSE);
break;
}
@ -419,14 +432,17 @@ EhcLinkQhToPeriod (
//
if (Qh->NextQh == NULL) {
Qh->NextQh = Next;
Qh->QhHw.HorizonLink = QH_LINK (Next, EHC_TYPE_QH, FALSE);
PciAddr = UsbHcGetPciAddressForHostMem (Ehc->MemPool, Next, sizeof (EHC_QH));
Qh->QhHw.HorizonLink = QH_LINK (PciAddr, EHC_TYPE_QH, FALSE);
}
PciAddr = UsbHcGetPciAddressForHostMem (Ehc->MemPool, Qh, sizeof (EHC_QH));
if (Prev == NULL) {
Frames[Index] = QH_LINK (Qh, EHC_TYPE_QH, FALSE);
Frames[Index] = QH_LINK (PciAddr, EHC_TYPE_QH, FALSE);
} else {
Prev->NextQh = Qh;
Prev->QhHw.HorizonLink = QH_LINK (Qh, EHC_TYPE_QH, FALSE);
Prev->QhHw.HorizonLink = QH_LINK (PciAddr, EHC_TYPE_QH, FALSE);
}
}
}
@ -451,7 +467,7 @@ EhcUnlinkQhFromPeriod (
EHC_QH *Prev;
EHC_QH *This;
Frames = Ehc->PeriodFrame;
Frames = Ehc->PeriodFrameHost;
for (Index = 0; Index < EHC_FRAME_LEN; Index += Qh->Interval) {
//
@ -513,6 +529,7 @@ EhcCheckUrbResult (
QTD_HW *QtdHw;
UINT8 State;
BOOLEAN Finished;
EFI_PHYSICAL_ADDRESS PciAddr;
ASSERT ((Ehc != NULL) && (Urb != NULL) && (Urb->Qh != NULL));
@ -582,7 +599,8 @@ EhcCheckUrbResult (
// ShortReadStop. If it is a setup transfer, need to check the
// Status Stage of the setup transfer to get the finial result
//
if (QtdHw->AltNext == QTD_LINK (Ehc->ShortReadStop, FALSE)) {
PciAddr = UsbHcGetPciAddressForHostMem (Ehc->MemPool, Ehc->ShortReadStop, sizeof (EHC_QTD));
if (QtdHw->AltNext == QTD_LINK (PciAddr, FALSE)) {
DEBUG ((EFI_D_INFO, "EhcCheckUrbResult: Short packet read, break\n"));
Finished = TRUE;
@ -803,11 +821,13 @@ ON_ERROR:
/**
Update the queue head for next round of asynchronous transfer.
@param Ehc The EHCI device.
@param Urb The URB to update.
**/
VOID
EhcUpdateAsyncRequest (
IN USB2_HC_DEV *Ehc,
IN URB *Urb
)
{
@ -817,6 +837,7 @@ EhcUpdateAsyncRequest (
EHC_QTD *Qtd;
QTD_HW *QtdHw;
UINTN Index;
EFI_PHYSICAL_ADDRESS PciAddr;
Qtd = NULL;
@ -868,7 +889,8 @@ EhcUpdateAsyncRequest (
QhHw->PageHigh[Index] = 0;
}
QhHw->NextQtd = QTD_LINK (FirstQtd, FALSE);
PciAddr = UsbHcGetPciAddressForHostMem (Ehc->MemPool, FirstQtd, sizeof (EHC_QTD));
QhHw->NextQtd = QTD_LINK (PciAddr, FALSE);
}
return ;
@ -936,14 +958,14 @@ EhcMonitorAsyncRequests (
ProcBuf = AllocatePool (Urb->Completed);
if (ProcBuf == NULL) {
EhcUpdateAsyncRequest (Urb);
EhcUpdateAsyncRequest (Ehc, Urb);
continue;
}
CopyMem (ProcBuf, Urb->Data, Urb->Completed);
}
EhcUpdateAsyncRequest (Urb);
EhcUpdateAsyncRequest (Ehc, Urb);
//
// Leave error recovery to its related device driver. A

29
MdeModulePkg/Bus/Pci/EhciDxe/EhciUrb.c
View File

@ -21,7 +21,8 @@ WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.
Create a single QTD to hold the data.
@param Ehc The EHCI device.
@param Data Current data not associated with a QTD.
@param Data The cpu memory address of current data not associated with a QTD.
@param DataPhy The pci bus address of current data not associated with a QTD.
@param DataLen The length of the data.
@param PktId Packet ID to use in the QTD.
@param Toggle Data toggle to use in the QTD.
@ -34,6 +35,7 @@ EHC_QTD *
EhcCreateQtd (
IN USB2_HC_DEV *Ehc,
IN UINT8 *Data,
IN UINT8 *DataPhy,
IN UINTN DataLen,
IN UINT8 PktId,
IN UINT8 Toggle,
@ -82,10 +84,10 @@ EhcCreateQtd (
// compute the offset and clear Reserved fields. This is already
// done in the data point.
//
QtdHw->Page[Index] = EHC_LOW_32BIT (Data);
QtdHw->PageHigh[Index] = EHC_HIGH_32BIT (Data);
QtdHw->Page[Index] = EHC_LOW_32BIT (DataPhy);
QtdHw->PageHigh[Index] = EHC_HIGH_32BIT (DataPhy);
ThisBufLen = QTD_BUF_LEN - (EHC_LOW_32BIT (Data) & QTD_BUF_MASK);
ThisBufLen = QTD_BUF_LEN - (EHC_LOW_32BIT (DataPhy) & QTD_BUF_MASK);
if (Len + ThisBufLen >= DataLen) {
Len = DataLen;
@ -94,6 +96,7 @@ EhcCreateQtd (
Len += ThisBufLen;
Data += ThisBufLen;
DataPhy += ThisBufLen;
}
//
@ -375,6 +378,7 @@ EhcCreateQtds (
UINT8 Toggle;
UINTN Len;
UINT8 Pid;
EFI_PHYSICAL_ADDRESS PhyAddr;
ASSERT ((Urb != NULL) && (Urb->Qh != NULL));
@ -390,8 +394,9 @@ EhcCreateQtds (
StatusQtd = NULL;
AlterNext = QTD_LINK (NULL, TRUE);
PhyAddr = UsbHcGetPciAddressForHostMem (Ehc->MemPool, Ehc->ShortReadStop, sizeof (EHC_QTD));
if (Ep->Direction == EfiUsbDataIn) {
AlterNext = QTD_LINK (Ehc->ShortReadStop, FALSE);
AlterNext = QTD_LINK (PhyAddr, FALSE);
}
//
@ -399,7 +404,7 @@ EhcCreateQtds (
//
if (Urb->Ep.Type == EHC_CTRL_TRANSFER) {
Len = sizeof (EFI_USB_DEVICE_REQUEST);
Qtd = EhcCreateQtd (Ehc, Urb->RequestPhy, Len, QTD_PID_SETUP, 0, Ep->MaxPacket);
Qtd = EhcCreateQtd (Ehc, (UINT8 *)Urb->Request, (UINT8 *)Urb->RequestPhy, Len, QTD_PID_SETUP, 0, Ep->MaxPacket);
if (Qtd == NULL) {
return EFI_OUT_OF_RESOURCES;
@ -419,14 +424,15 @@ EhcCreateQtds (
Pid = QTD_PID_INPUT;
}
StatusQtd = EhcCreateQtd (Ehc, NULL, 0, Pid, 1, Ep->MaxPacket);
StatusQtd = EhcCreateQtd (Ehc, NULL, NULL, 0, Pid, 1, Ep->MaxPacket);
if (StatusQtd == NULL) {
goto ON_ERROR;
}
if (Ep->Direction == EfiUsbDataIn) {
AlterNext = QTD_LINK (StatusQtd, FALSE);
PhyAddr = UsbHcGetPciAddressForHostMem (Ehc->MemPool, StatusQtd, sizeof (EHC_QTD));
AlterNext = QTD_LINK (PhyAddr, FALSE);
}
Toggle = 1;
@ -447,6 +453,7 @@ EhcCreateQtds (
while (Len < Urb->DataLen) {
Qtd = EhcCreateQtd (
Ehc,
(UINT8 *) Urb->Data + Len,
(UINT8 *) Urb->DataPhy + Len,
Urb->DataLen - Len,
Pid,
@ -492,14 +499,16 @@ EhcCreateQtds (
}
NextQtd = EFI_LIST_CONTAINER (Entry->ForwardLink, EHC_QTD, QtdList);
Qtd->QtdHw.NextQtd = QTD_LINK (NextQtd, FALSE);
PhyAddr = UsbHcGetPciAddressForHostMem (Ehc->MemPool, NextQtd, sizeof (EHC_QTD));
Qtd->QtdHw.NextQtd = QTD_LINK (PhyAddr, FALSE);
}
//
// Link the QTDs to the queue head
//
NextQtd = EFI_LIST_CONTAINER (Qh->Qtds.ForwardLink, EHC_QTD, QtdList);
Qh->QhHw.NextQtd = QTD_LINK (NextQtd, FALSE);
PhyAddr = UsbHcGetPciAddressForHostMem (Ehc->MemPool, NextQtd, sizeof (EHC_QTD));
Qh->QhHw.NextQtd = QTD_LINK (PhyAddr, FALSE);
return EFI_SUCCESS;
ON_ERROR:

4
MdeModulePkg/Bus/Pci/EhciDxe/EhciUrb.h
View File

@ -244,7 +244,8 @@ struct _URB {
Create a single QTD to hold the data.
@param Ehc The EHCI device.
@param Data Current data not associated with a QTD.
@param Data The cpu memory address of current data not associated with a QTD.
@param DataPhy The pci bus address of current data not associated with a QTD.
@param DataLen The length of the data.
@param PktId Packet ID to use in the QTD.
@param Toggle Data toggle to use in the QTD.
@ -257,6 +258,7 @@ EHC_QTD *
EhcCreateQtd (
IN USB2_HC_DEV *Ehc,
IN UINT8 *Data,
IN UINT8 *DataPhy,
IN UINTN DataLen,
IN UINT8 PktId,
IN UINT8 Toggle,

44
MdeModulePkg/Bus/Pci/EhciDxe/UsbHcMem.c
View File

@ -221,6 +221,50 @@ UsbHcAllocMemFromBlock (
return Block->Buf + (StartByte * 8 + StartBit) * USBHC_MEM_UNIT;
}
/**
Get the pci memory address according to the allocated host memory address.
@param Pool The memory pool of the host controller.
@param Mem The memory to free.
@param Size The size of the memory to free.
@return the pci memory address
**/
EFI_PHYSICAL_ADDRESS
UsbHcGetPciAddressForHostMem (
IN USBHC_MEM_POOL *Pool,
IN VOID *Mem,
IN UINTN Size
)
{
USBHC_MEM_BLOCK *Head;
USBHC_MEM_BLOCK *Block;
UINTN AllocSize;
EFI_PHYSICAL_ADDRESS PhyAddr;
UINTN Offset;
Head = Pool->Head;
AllocSize = USBHC_MEM_ROUND (Size);
for (Block = Head; Block != NULL; Block = Block->Next) {
//
// scan the memory block list for the memory block that
// completely contains the allocated memory.
//
if ((Block->Buf <= (UINT8 *) Mem) && (((UINT8 *) Mem + AllocSize) <= (Block->Buf + Block->BufLen))) {
break;
}
}
ASSERT ((Block != NULL));
//
// calculate the pci memory address for host memory address.
//
Offset = (UINT8 *)Mem - Block->BufHost;
PhyAddr = (EFI_PHYSICAL_ADDRESS)(Block->Buf + Offset);
return PhyAddr;
}
/**
Insert the memory block to the pool's list of the blocks.

17
MdeModulePkg/Bus/Pci/EhciDxe/UsbHcMem.h
View File

@ -135,4 +135,21 @@ UsbHcFreeMem (
IN VOID *Mem,
IN UINTN Size
);
/**
Get the pci memory address according to the allocated host memory address.
@param Pool The memory pool of the host controller.
@param Mem The memory to free.
@param Size The size of the memory to free.
@return the pci memory address
**/
EFI_PHYSICAL_ADDRESS
UsbHcGetPciAddressForHostMem (
IN USBHC_MEM_POOL *Pool,
IN VOID *Mem,
IN UINTN Size
);
#endif