diff options
| author | Wei, David Y <david.y.wei@intel.com> | 2019-09-05 14:38:35 -0700 |
|---|---|---|
| committer | Michael Kubacki <michael.a.kubacki@intel.com> | 2019-09-06 18:18:57 -0700 |
| commit | b9a7a375e980802a2f470249e311d0eb2dc2c036 (patch) | |
| tree | 909e82a4c3b75b0b821087c1e506a72ac1dab95a /Silicon/Intel/SimicsIch10Pkg/Library/SmmSpiFlashCommonLib/SpiFlashCommonSmmLib.c | |
| parent | b4cfc8fa4921c86d1292226d779936a7f2a1e287 (diff) | |
SimicsIch10Pkg: Add Ich Pkg for SimicsIch10
Add SimicsIch10Pkg. It is added for Simics Quick Start Platform
project support.
Cc: Hao Wu <hao.a.wu@intel.com>
Cc: Liming Gao <liming.gao@intel.com>
Cc: Ankit Sinha <ankit.sinha@intel.com>
Cc: Agyeman Prince <prince.agyeman@intel.com>
Cc: Kubacki Michael A <michael.a.kubacki@intel.com>
Cc: Nate DeSimone <nathaniel.l.desimone@intel.com>
Cc: Michael D Kinney <michael.d.kinney@intel.com>
Signed-off-by: David Wei <david.y.wei@intel.com>
Reviewed-by: Nate DeSimone <nathaniel.l.desimone@intel.com>
Reviewed-by: Michael Kubacki <michael.a.kubacki@intel.com>
Diffstat (limited to 'Silicon/Intel/SimicsIch10Pkg/Library/SmmSpiFlashCommonLib/SpiFlashCommonSmmLib.c')
| -rw-r--r-- | Silicon/Intel/SimicsIch10Pkg/Library/SmmSpiFlashCommonLib/SpiFlashCommonSmmLib.c | 54 |
1 files changed, 54 insertions, 0 deletions
diff --git a/Silicon/Intel/SimicsIch10Pkg/Library/SmmSpiFlashCommonLib/SpiFlashCommonSmmLib.c b/Silicon/Intel/SimicsIch10Pkg/Library/SmmSpiFlashCommonLib/SpiFlashCommonSmmLib.c new file mode 100644 index 00000000..984b7733 --- /dev/null +++ b/Silicon/Intel/SimicsIch10Pkg/Library/SmmSpiFlashCommonLib/SpiFlashCommonSmmLib.c @@ -0,0 +1,54 @@ +/** @file
+ SMM Library instance of SPI Flash Common Library Class
+
+ Copyright (c) 2019 Intel Corporation. All rights reserved. <BR>
+
+ SPDX-License-Identifier: BSD-2-Clause-Patent
+**/
+
+#include <Library/SpiFlashCommonLib.h>
+#include <Library/SmmServicesTableLib.h>
+#include <Protocol/Spi.h>
+
+extern EFI_SPI_PROTOCOL *mSpiProtocol;
+
+extern UINTN mFlashAreaBaseAddress;
+extern UINTN mFlashAreaSize;
+
+/**
+ The library constructuor.
+
+ The function does the necessary initialization work for this library
+ instance.
+
+ @param[in] ImageHandle The firmware allocated handle for the UEFI image.
+ @param[in] SystemTable A pointer to the EFI system table.
+
+ @retval EFI_SUCCESS The function always return EFI_SUCCESS for now.
+ It will ASSERT on error for debug version.
+ @retval EFI_ERROR Please reference LocateProtocol for error code details.
+**/
+EFI_STATUS
+EFIAPI
+SmmSpiFlashCommonLibConstructor (
+ IN EFI_HANDLE ImageHandle,
+ IN EFI_SYSTEM_TABLE *SystemTable
+ )
+{
+ EFI_STATUS Status;
+
+ mFlashAreaBaseAddress = (UINTN)PcdGet32 (PcdFlashAreaBaseAddress);
+ mFlashAreaSize = (UINTN)PcdGet32 (PcdFlashAreaSize);
+
+ //
+ // Locate the SMM SPI protocol.
+ //
+ Status = gSmst->SmmLocateProtocol (
+ &gEfiSmmSpiProtocolGuid,
+ NULL,
+ (VOID **) &mSpiProtocol
+ );
+ ASSERT_EFI_ERROR (Status);
+
+ return Status;
+}
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