diff options
| author |   Angelos Mouzakitis <a.mouzakitis@virtualopensystems.com> | 2023-10-10 14:33:42 +0000 |
|---|---|---|
| committer | Angelos Mouzakitis <a.mouzakitis@virtualopensystems.com> | 2023-10-10 14:33:42 +0000 |
| commit | af1a266670d040d2f4083ff309d732d648afba2a (patch) | |
| tree | 2fc46203448ddcc6f81546d379abfaeb323575e9 /roms/edk2/MdeModulePkg/Bus/Pci/NvmExpressDxe/NvmExpressHci.h | |
| parent | e02cda008591317b1625707ff8e115a4841aa889 (diff) | |
Change-Id: Iaf8d18082d3991dec7c0ebbea540f092188eb4ec
Diffstat (limited to 'roms/edk2/MdeModulePkg/Bus/Pci/NvmExpressDxe/NvmExpressHci.h')
| -rw-r--r-- | roms/edk2/MdeModulePkg/Bus/Pci/NvmExpressDxe/NvmExpressHci.h | 70 |
1 files changed, 70 insertions, 0 deletions
diff --git a/roms/edk2/MdeModulePkg/Bus/Pci/NvmExpressDxe/NvmExpressHci.h b/roms/edk2/MdeModulePkg/Bus/Pci/NvmExpressDxe/NvmExpressHci.h new file mode 100644 index 000000000..60b377058 --- /dev/null +++ b/roms/edk2/MdeModulePkg/Bus/Pci/NvmExpressDxe/NvmExpressHci.h @@ -0,0 +1,70 @@ +/** @file
+ NvmExpressDxe driver is used to manage non-volatile memory subsystem which follows
+ NVM Express specification.
+
+ (C) Copyright 2016 Hewlett Packard Enterprise Development LP<BR>
+ Copyright (c) 2013 - 2015, Intel Corporation. All rights reserved.<BR>
+ SPDX-License-Identifier: BSD-2-Clause-Patent
+
+**/
+
+#ifndef _NVME_HCI_H_
+#define _NVME_HCI_H_
+
+#define NVME_BAR 0
+
+//
+// Offset from the beginning of private data queue buffer
+//
+#define NVME_ASQ_BUF_OFFSET EFI_PAGE_SIZE
+
+/**
+ Initialize the Nvm Express controller.
+
+ @param[in] Private The pointer to the NVME_CONTROLLER_PRIVATE_DATA data structure.
+
+ @retval EFI_SUCCESS The NVM Express Controller is initialized successfully.
+ @retval Others A device error occurred while initializing the controller.
+
+**/
+EFI_STATUS
+NvmeControllerInit (
+ IN NVME_CONTROLLER_PRIVATE_DATA *Private
+ );
+
+/**
+ Get identify controller data.
+
+ @param Private The pointer to the NVME_CONTROLLER_PRIVATE_DATA data structure.
+ @param Buffer The buffer used to store the identify controller data.
+
+ @return EFI_SUCCESS Successfully get the identify controller data.
+ @return EFI_DEVICE_ERROR Fail to get the identify controller data.
+
+**/
+EFI_STATUS
+NvmeIdentifyController (
+ IN NVME_CONTROLLER_PRIVATE_DATA *Private,
+ IN VOID *Buffer
+ );
+
+/**
+ Get specified identify namespace data.
+
+ @param Private The pointer to the NVME_CONTROLLER_PRIVATE_DATA data structure.
+ @param NamespaceId The specified namespace identifier.
+ @param Buffer The buffer used to store the identify namespace data.
+
+ @return EFI_SUCCESS Successfully get the identify namespace data.
+ @return EFI_DEVICE_ERROR Fail to get the identify namespace data.
+
+**/
+EFI_STATUS
+NvmeIdentifyNamespace (
+ IN NVME_CONTROLLER_PRIVATE_DATA *Private,
+ IN UINT32 NamespaceId,
+ IN VOID *Buffer
+ );
+
+#endif
+
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