MdeModulePkg/AtaBus&AtaAtapiPassThru: Update ATA drivers to follow UEFI2.4 new request in which it requests ResetEx() to terminate any in-flight non-blocking IO request with EFI_ABORTED transaction status.
Signed-off-by: Tian, Feng <feng.tian@intel.com> reviewed-by: Ni, Ruiyu <ruiyu.ni@intel.com> git-svn-id: https://svn.code.sf.net/p/edk2/code/trunk/edk2@14761 6f19259b-4bc3-4df7-8a09-765794883524
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@@ -582,6 +582,62 @@ FreeAtaSubTask (
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FreePool (Task);
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}
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/**
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Terminate any in-flight non-blocking I/O requests by signaling an EFI_ABORTED
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in the TransactionStatus member of the EFI_BLOCK_IO2_TOKEN for the non-blocking
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I/O. After that it is safe to free any Token or Buffer data structures that
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were allocated to initiate the non-blockingI/O requests that were in-flight for
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this device.
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@param[in] AtaDevice The ATA child device involved for the operation.
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**/
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VOID
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EFIAPI
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AtaTerminateNonBlockingTask (
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IN ATA_DEVICE *AtaDevice
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)
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{
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BOOLEAN SubTaskEmpty;
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EFI_TPL OldTpl;
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ATA_BUS_ASYN_TASK *AtaTask;
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LIST_ENTRY *Entry;
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LIST_ENTRY *List;
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OldTpl = gBS->RaiseTPL (TPL_NOTIFY);
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//
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// Abort all executing tasks from now.
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//
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AtaDevice->Abort = TRUE;
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List = &AtaDevice->AtaTaskList;
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for (Entry = GetFirstNode (List); !IsNull (List, Entry);) {
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AtaTask = ATA_ASYN_TASK_FROM_ENTRY (Entry);
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AtaTask->Token->TransactionStatus = EFI_ABORTED;
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gBS->SignalEvent (AtaTask->Token->Event);
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Entry = RemoveEntryList (Entry);
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FreePool (AtaTask);
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}
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gBS->RestoreTPL (OldTpl);
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do {
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OldTpl = gBS->RaiseTPL (TPL_NOTIFY);
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//
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// Wait for executing subtasks done.
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//
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SubTaskEmpty = IsListEmpty (&AtaDevice->AtaSubTaskList);
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gBS->RestoreTPL (OldTpl);
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} while (!SubTaskEmpty);
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//
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// Aborting operation has been done. From now on, don't need to abort normal operation.
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//
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OldTpl = gBS->RaiseTPL (TPL_NOTIFY);
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AtaDevice->Abort = FALSE;
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gBS->RestoreTPL (OldTpl);
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}
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/**
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Call back funtion when the event is signaled.
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@@ -617,6 +673,11 @@ AtaNonBlockingCallBack (
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if ((!(*Task->IsError)) && ((Task->Packet.Asb->AtaStatus & 0x01) == 0x01)) {
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Task->Token->TransactionStatus = EFI_DEVICE_ERROR;
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}
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if (AtaDevice->Abort) {
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Task->Token->TransactionStatus = EFI_ABORTED;
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}
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DEBUG ((
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EFI_D_BLKIO,
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"NON-BLOCKING EVENT FINISHED!- STATUS = %r\n",
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@@ -652,7 +713,7 @@ AtaNonBlockingCallBack (
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//
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if (!IsListEmpty (&AtaDevice->AtaTaskList)) {
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Entry = GetFirstNode (&AtaDevice->AtaTaskList);
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AtaTask = ATA_AYNS_TASK_FROM_ENTRY (Entry);
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AtaTask = ATA_ASYN_TASK_FROM_ENTRY (Entry);
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DEBUG ((EFI_D_BLKIO, "Start to embark a new Ata Task\n"));
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DEBUG ((EFI_D_BLKIO, "AtaTask->NumberOfBlocks = %x; AtaTask->Token=%x\n", AtaTask->NumberOfBlocks, AtaTask->Token));
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Status = AccessAtaDevice (
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@@ -737,7 +798,7 @@ AccessAtaDevice(
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SubTask = NULL;
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SubEvent = NULL;
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AtaTask = NULL;
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//
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// Ensure AtaDevice->Lba48Bit is a valid boolean value
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//
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@@ -750,6 +811,7 @@ AccessAtaDevice(
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//
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if ((Token != NULL) && (Token->Event != NULL)) {
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OldTpl = gBS->RaiseTPL (TPL_NOTIFY);
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if (!IsListEmpty (&AtaDevice->AtaSubTaskList)) {
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AtaTask = AllocateZeroPool (sizeof (ATA_BUS_ASYN_TASK));
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if (AtaTask == NULL) {
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@@ -788,7 +850,7 @@ AccessAtaDevice(
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DEBUG ((EFI_D_BLKIO, "AccessAtaDevice, NumberOfBlocks=%x\n", NumberOfBlocks));
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DEBUG ((EFI_D_BLKIO, "AccessAtaDevice, MaxTransferBlockNumber=%x\n", MaxTransferBlockNumber));
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DEBUG ((EFI_D_BLKIO, "AccessAtaDevice, EventCount=%x\n", TempCount));
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}else {
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} else {
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while (!IsListEmpty (&AtaDevice->AtaTaskList) || !IsListEmpty (&AtaDevice->AtaSubTaskList)) {
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//
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// Stall for 100us.
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