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[86.61.108.214]) by mx.google.com with ESMTPSA id bk6sm10278657wjb.26.2014.08.28.07.14.28 for (version=TLSv1.1 cipher=ECDHE-RSA-RC4-SHA bits=128/128); Thu, 28 Aug 2014 07:14:29 -0700 (PDT) From: Ard Biesheuvel To: lersek@redhat.com, olivier.martin@arm.com, edk2-devel@lists.sourceforge.net, peter.maydell@linaro.org, christoffer.dall@linaro.org, drjones@redhat.com, ilias.biris@linaro.org, leif.lindholm@linaro.org Date: Thu, 28 Aug 2014 16:13:54 +0200 Message-Id: <1409235244-25783-7-git-send-email-ard.biesheuvel@linaro.org> X-Mailer: git-send-email 1.8.3.2 In-Reply-To: <1409235244-25783-1-git-send-email-ard.biesheuvel@linaro.org> References: <1409235244-25783-1-git-send-email-ard.biesheuvel@linaro.org> X-Spam-Score: -1.5 (-) X-Spam-Report: Spam Filtering performed by mx.sourceforge.net. See http://spamassassin.org/tag/ for more details. -1.5 SPF_CHECK_PASS SPF reports sender host as permitted sender for sender-domain -0.0 SPF_PASS SPF: sender matches SPF record X-Headers-End: 1XN0TE-000556-It Subject: [edk2] [PATCH v4 06/16] ArmPkg, ArmPlatformPkg: allow dynamic PCDs for memory base and size X-BeenThere: edk2-devel@lists.sourceforge.net X-Mailman-Version: 2.1.9 Precedence: list Reply-To: edk2-devel@lists.sourceforge.net List-Id: List-Unsubscribe: , List-Archive: List-Post: , List-Help: , List-Subscribe: , MIME-Version: 1.0 Errors-To: edk2-devel-bounces@lists.sourceforge.net X-Removed-Original-Auth: Dkim didn't pass. X-Original-Sender: ard.biesheuvel@linaro.org X-Original-Authentication-Results: mx.google.com; spf=pass (google.com: domain of patch+caf_=patchwork-forward=linaro.org@linaro.org designates 209.85.220.175 as permitted sender) smtp.mail=patch+caf_=patchwork-forward=linaro.org@linaro.org Mailing-list: list patchwork-forward@linaro.org; contact patchwork-forward+owners@linaro.org X-Google-Group-Id: 836684582541 This changes the definition and a bunch of references to gArmTokenSpaceGuid.PcdSystemMemoryBase and gArmTokenSpaceGuid.PcdSystemMemorySize so they can be declared as dynamic PCDs by the platform. Also, move the non-SEC call to ArmPlatformInitializeSystemMemory() earlier, so a platform has a chance to set these PCDs before they are first referenced. The purpose is allowing dynamically instantiated virtual machines to declare the system memory by passing a device tree. Contributed-under: TianoCore Contribution Agreement 1.0 Reviewed-by: Laszlo Ersek Signed-off-by: Ard Biesheuvel --- ArmPkg/ArmPkg.dec | 12 ++++++------ ArmPkg/Library/BdsLib/BdsLib.inf | 3 ++- .../PrePi/PrePiArmPlatformGlobalVariableLib.inf | 7 ++++--- ArmPlatformPkg/MemoryInitPei/MemoryInitPeiLib.inf | 6 ++++-- ArmPlatformPkg/MemoryInitPei/MemoryInitPeim.c | 16 ++++++++-------- ArmPlatformPkg/MemoryInitPei/MemoryInitPeim.inf | 6 ++++-- ArmPlatformPkg/PrePi/PeiUniCore.inf | 6 ++++-- 7 files changed, 32 insertions(+), 24 deletions(-) diff --git a/ArmPkg/ArmPkg.dec b/ArmPkg/ArmPkg.dec index e5ed445ca367..43eff6641294 100644 --- a/ArmPkg/ArmPkg.dec +++ b/ArmPkg/ArmPkg.dec @@ -116,12 +116,6 @@ gArmTokenSpaceGuid.PcdHypFvBaseAddress|0|UINT32|0x0000003C gArmTokenSpaceGuid.PcdHypFvSize|0|UINT32|0x0000003D - # System Memory (DRAM): These PCDs define the region of in-built system memory - # Some platforms can get DRAM extensions, these additional regions will be declared - # to UEFI by ArmPlatformLib - gArmTokenSpaceGuid.PcdSystemMemoryBase|0|UINT64|0x00000029 - gArmTokenSpaceGuid.PcdSystemMemorySize|0|UINT64|0x0000002A - # Use ClusterId + CoreId to identify the PrimaryCore gArmTokenSpaceGuid.PcdArmPrimaryCoreMask|0xF03|UINT32|0x00000031 # The Primary Core is ClusterId[0] & CoreId[0] @@ -143,6 +137,12 @@ [PcdsFixedAtBuild.common,PcdsDynamic.common] + # System Memory (DRAM): These PCDs define the region of in-built system memory + # Some platforms can get DRAM extensions, these additional regions will be declared + # to UEFI by ArmPlatformLib + gArmTokenSpaceGuid.PcdSystemMemoryBase|0|UINT64|0x00000029 + gArmTokenSpaceGuid.PcdSystemMemorySize|0|UINT64|0x0000002A + # # ARM Architectural Timer # diff --git a/ArmPkg/Library/BdsLib/BdsLib.inf b/ArmPkg/Library/BdsLib/BdsLib.inf index 3e1ae8914abf..7302d6ab1b1c 100644 --- a/ArmPkg/Library/BdsLib/BdsLib.inf +++ b/ArmPkg/Library/BdsLib/BdsLib.inf @@ -77,10 +77,11 @@ [FeaturePcd] gArmTokenSpaceGuid.PcdArmLinuxSpinTable -[FixedPcd] +[Pcd] gArmTokenSpaceGuid.PcdSystemMemoryBase gArmTokenSpaceGuid.PcdSystemMemorySize +[FixedPcd] gArmTokenSpaceGuid.PcdArmMachineType gArmTokenSpaceGuid.PcdArmLinuxFdtMaxOffset gArmTokenSpaceGuid.PcdArmLinuxFdtAlignment diff --git a/ArmPlatformPkg/Library/ArmPlatformGlobalVariableLib/PrePi/PrePiArmPlatformGlobalVariableLib.inf b/ArmPlatformPkg/Library/ArmPlatformGlobalVariableLib/PrePi/PrePiArmPlatformGlobalVariableLib.inf index 5d3a93fb7207..596f5595412e 100644 --- a/ArmPlatformPkg/Library/ArmPlatformGlobalVariableLib/PrePi/PrePiArmPlatformGlobalVariableLib.inf +++ b/ArmPlatformPkg/Library/ArmPlatformGlobalVariableLib/PrePi/PrePiArmPlatformGlobalVariableLib.inf @@ -37,9 +37,10 @@ gArmTokenSpaceGuid.PcdFdBaseAddress gArmTokenSpaceGuid.PcdFdSize - gArmTokenSpaceGuid.PcdSystemMemoryBase - gArmTokenSpaceGuid.PcdSystemMemorySize - gArmPlatformTokenSpaceGuid.PcdCPUCorePrimaryStackSize gArmPlatformTokenSpaceGuid.PcdPeiGlobalVariableSize +[Pcd] + gArmTokenSpaceGuid.PcdSystemMemoryBase + gArmTokenSpaceGuid.PcdSystemMemorySize + diff --git a/ArmPlatformPkg/MemoryInitPei/MemoryInitPeiLib.inf b/ArmPlatformPkg/MemoryInitPei/MemoryInitPeiLib.inf index 4b21caa0279e..441f8848e7d9 100755 --- a/ArmPlatformPkg/MemoryInitPei/MemoryInitPeiLib.inf +++ b/ArmPlatformPkg/MemoryInitPei/MemoryInitPeiLib.inf @@ -48,8 +48,6 @@ gArmTokenSpaceGuid.PcdFdBaseAddress gArmTokenSpaceGuid.PcdFdSize - gArmTokenSpaceGuid.PcdSystemMemoryBase - gArmTokenSpaceGuid.PcdSystemMemorySize gArmPlatformTokenSpaceGuid.PcdSystemMemoryUefiRegionSize gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiACPIReclaimMemory @@ -62,5 +60,9 @@ gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiLoaderCode gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiLoaderData +[Pcd] + gArmTokenSpaceGuid.PcdSystemMemoryBase + gArmTokenSpaceGuid.PcdSystemMemorySize + [depex] TRUE diff --git a/ArmPlatformPkg/MemoryInitPei/MemoryInitPeim.c b/ArmPlatformPkg/MemoryInitPei/MemoryInitPeim.c index 4821fdc2fa89..587c4b5ce3a3 100755 --- a/ArmPlatformPkg/MemoryInitPei/MemoryInitPeim.c +++ b/ArmPlatformPkg/MemoryInitPei/MemoryInitPeim.c @@ -103,14 +103,6 @@ InitializeMemory ( DEBUG ((EFI_D_ERROR, "Memory Init PEIM Loaded\n")); - // Ensure PcdSystemMemorySize has been set - ASSERT (FixedPcdGet64 (PcdSystemMemorySize) != 0); - - SystemMemoryBase = (UINTN)FixedPcdGet64 (PcdSystemMemoryBase); - SystemMemoryTop = SystemMemoryBase + (UINTN)FixedPcdGet64 (PcdSystemMemorySize); - FdBase = (UINTN)PcdGet32 (PcdFdBaseAddress); - FdTop = FdBase + (UINTN)PcdGet32 (PcdFdSize); - // // Initialize the System Memory (DRAM) // @@ -119,6 +111,14 @@ InitializeMemory ( ArmPlatformInitializeSystemMemory (); } + // Ensure PcdSystemMemorySize has been set + ASSERT (PcdGet64 (PcdSystemMemorySize) != 0); + + SystemMemoryBase = (UINTN)PcdGet64 (PcdSystemMemoryBase); + SystemMemoryTop = SystemMemoryBase + (UINTN)PcdGet64 (PcdSystemMemorySize); + FdBase = (UINTN)PcdGet32 (PcdFdBaseAddress); + FdTop = FdBase + (UINTN)PcdGet32 (PcdFdSize); + // // Declare the UEFI memory to PEI // diff --git a/ArmPlatformPkg/MemoryInitPei/MemoryInitPeim.inf b/ArmPlatformPkg/MemoryInitPei/MemoryInitPeim.inf index 504026e90f6c..9643392cada2 100755 --- a/ArmPlatformPkg/MemoryInitPei/MemoryInitPeim.inf +++ b/ArmPlatformPkg/MemoryInitPei/MemoryInitPeim.inf @@ -55,8 +55,6 @@ gArmTokenSpaceGuid.PcdFdBaseAddress gArmTokenSpaceGuid.PcdFdSize - gArmTokenSpaceGuid.PcdSystemMemoryBase - gArmTokenSpaceGuid.PcdSystemMemorySize gArmPlatformTokenSpaceGuid.PcdSystemMemoryUefiRegionSize gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiACPIReclaimMemory @@ -69,5 +67,9 @@ gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiLoaderCode gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiLoaderData +[Pcd] + gArmTokenSpaceGuid.PcdSystemMemoryBase + gArmTokenSpaceGuid.PcdSystemMemorySize + [Depex] TRUE diff --git a/ArmPlatformPkg/PrePi/PeiUniCore.inf b/ArmPlatformPkg/PrePi/PeiUniCore.inf index 1c0737bdedcb..f8925737ff62 100755 --- a/ArmPlatformPkg/PrePi/PeiUniCore.inf +++ b/ArmPlatformPkg/PrePi/PeiUniCore.inf @@ -88,8 +88,6 @@ gArmPlatformTokenSpaceGuid.PcdPeiGlobalVariableSize - gArmTokenSpaceGuid.PcdSystemMemoryBase - gArmTokenSpaceGuid.PcdSystemMemorySize gArmPlatformTokenSpaceGuid.PcdSystemMemoryUefiRegionSize gArmPlatformTokenSpaceGuid.PcdCoreCount @@ -106,3 +104,7 @@ gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiBootServicesData gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiLoaderCode gEmbeddedTokenSpaceGuid.PcdMemoryTypeEfiLoaderData + +[Pcd] + gArmTokenSpaceGuid.PcdSystemMemoryBase + gArmTokenSpaceGuid.PcdSystemMemorySize