ArmPlatformPkg/ArmVExpressLib: Move Secure code into a separate file

The code specific to the secure intialization has been moved into a
separate file that is not linked with the Normal world version of the
library.



git-svn-id: https://edk2.svn.sourceforge.net/svnroot/edk2/trunk/edk2@11810 6f19259b-4bc3-4df7-8a09-765794883524

ArmPlatformPkg/ArmRealViewEbPkg/Library/ArmRealViewEbLibRTSM/ArmRealViewEbLib.inf

@@ -34,6 +34,8 @@
 [Sources.common]
   ArmRealViewEb.c
   ArmRealViewEbMem.c
+  ArmRealViewEbHelper.asm   | RVCT
+  ArmRealViewEbHelper.S     | GCC
 
 [Protocols]
 

ArmPlatformPkg/ArmVExpressPkg/Library/ArmVExpressLibCTA9x4/ArmVExpressLib.inf

@@ -31,9 +31,11 @@
   ArmLib
   ArmTrustZoneLib
   MemoryAllocationLib
+  PL354SmcLib
   PL341DmcLib
   PL301AxiLib
   L2X0CacheLib
+  SerialPortLib
 
 [Sources.common]
   CTA9x4.c

ArmPlatformPkg/ArmVExpressPkg/Library/ArmVExpressLibCTA9x4/ArmVExpressSecLib.inf

@@ -27,15 +27,18 @@
   ArmPlatformPkg/ArmPlatformPkg.dec
 
 [LibraryClasses]
-  IoLib
   ArmLib
   ArmTrustZoneLib
-  PL354SmcLib
+  ArmPlatformSysConfigLib
-  PL341DmcLib
+  IoLib
-  PL301AxiLib
   L2X0CacheLib
+  PL301AxiLib
+  PL341DmcLib
+  PL354SmcLib
+  SerialPortLib
 
 [Sources.common]
+  CTA9x4Sec.c
   CTA9x4.c
   CTA9x4Helper.asm   | RVCT
   CTA9x4Helper.S     | GCC

ArmPlatformPkg/ArmVExpressPkg/Library/ArmVExpressLibCTA9x4/CTA9x4.c

@@ -21,7 +21,6 @@
 
 #include <Drivers/PL341Dmc.h>
 #include <Drivers/PL301Axi.h>
-#include <Drivers/PL310L2Cache.h>
 #include <Drivers/SP804Timer.h>
 
 #define SerialPrint(txt)  SerialPortWrite (txt, AsciiStrLen(txt)+1);
@@ -80,76 +79,6 @@ ArmPlatformTrustzoneSupported (
   return (MmioRead32(ARM_VE_SYS_CFGRW1_REG) & ARM_VE_CFGRW1_TZASC_EN_BIT_MASK);
 }
 
-/**
-  Initialize the Secure peripherals and memory regions
-
-  If Trustzone is supported by your platform then this function makes the required initialization
-  of the secure peripherals and memory regions.
-
-**/
-VOID ArmPlatformTrustzoneInit(VOID) {
-    //
-    // Setup TZ Protection Controller
-    //
-    
-    // Set Non Secure access for all devices
-    TZPCSetDecProtBits(ARM_VE_TZPC_BASE, TZPC_DECPROT_0, 0xFFFFFFFF);
-    TZPCSetDecProtBits(ARM_VE_TZPC_BASE, TZPC_DECPROT_1, 0xFFFFFFFF);
-    TZPCSetDecProtBits(ARM_VE_TZPC_BASE, TZPC_DECPROT_2, 0xFFFFFFFF);
-
-    // Remove Non secure access to secure devices
-    TZPCClearDecProtBits(ARM_VE_TZPC_BASE, TZPC_DECPROT_0,
-         ARM_VE_DECPROT_BIT_TZPC | ARM_VE_DECPROT_BIT_DMC_TZASC | ARM_VE_DECPROT_BIT_NMC_TZASC | ARM_VE_DECPROT_BIT_SMC_TZASC);
-
-    TZPCClearDecProtBits(ARM_VE_TZPC_BASE, TZPC_DECPROT_2,
-         ARM_VE_DECPROT_BIT_EXT_MAST_TZ | ARM_VE_DECPROT_BIT_DMC_TZASC_LOCK | ARM_VE_DECPROT_BIT_NMC_TZASC_LOCK | ARM_VE_DECPROT_BIT_SMC_TZASC_LOCK);
-
-
-    //
-    // Setup TZ Address Space Controller for the SMC. Create 5 Non Secure regions (NOR0, NOR1, SRAM, SMC Peripheral regions)
-    //
-
-    // NOR Flash 0 non secure (BootMon)
-    TZASCSetRegion(ARM_VE_TZASC_BASE,1,TZASC_REGION_ENABLED,
-        ARM_VE_SMB_NOR0_BASE,0,
-        TZASC_REGION_SIZE_64MB, TZASC_REGION_SECURITY_NSRW);
-
-    // NOR Flash 1. The first half of the NOR Flash1 must be secure for the secure firmware (sec_uefi.bin)
-#if EDK2_ARMVE_SECURE_SYSTEM
-    //Note: Your OS Kernel must be aware of the secure regions before to enable this region
-    TZASCSetRegion(ARM_VE_TZASC_BASE,2,TZASC_REGION_ENABLED,
-        ARM_VE_SMB_NOR1_BASE + SIZE_32MB,0,
-        TZASC_REGION_SIZE_32MB, TZASC_REGION_SECURITY_NSRW);
-#else
-    TZASCSetRegion(ARM_VE_TZASC_BASE,2,TZASC_REGION_ENABLED,
-        ARM_VE_SMB_NOR1_BASE,0,
-        TZASC_REGION_SIZE_64MB, TZASC_REGION_SECURITY_NSRW);
-#endif
-
-    // Base of SRAM. Only half of SRAM in Non Secure world
-    // First half non secure (16MB) + Second Half secure (16MB) = 32MB of SRAM
-#if EDK2_ARMVE_SECURE_SYSTEM
-    //Note: Your OS Kernel must be aware of the secure regions before to enable this region
-    TZASCSetRegion(ARM_VE_TZASC_BASE,3,TZASC_REGION_ENABLED,
-        ARM_VE_SMB_SRAM_BASE,0,
-        TZASC_REGION_SIZE_16MB, TZASC_REGION_SECURITY_NSRW);
-#else
-    TZASCSetRegion(ARM_VE_TZASC_BASE,3,TZASC_REGION_ENABLED,
-        ARM_VE_SMB_SRAM_BASE,0,
-        TZASC_REGION_SIZE_32MB, TZASC_REGION_SECURITY_NSRW);
-#endif
-
-    // Memory Mapped Peripherals. All in non secure world
-    TZASCSetRegion(ARM_VE_TZASC_BASE,4,TZASC_REGION_ENABLED,
-        ARM_VE_SMB_PERIPH_BASE,0,
-        TZASC_REGION_SIZE_64MB, TZASC_REGION_SECURITY_NSRW);
-
-    // MotherBoard Peripherals and On-chip peripherals.
-    TZASCSetRegion(ARM_VE_TZASC_BASE,5,TZASC_REGION_ENABLED,
-        ARM_VE_SMB_MB_ON_CHIP_PERIPH_BASE,0,
-        TZASC_REGION_SIZE_256MB, TZASC_REGION_SECURITY_NSRW);
-}
-
 /**
   Return the current Boot Mode
 
@@ -187,24 +116,6 @@ ArmPlatformBootRemapping (
     // Remap the DRAM to 0x0
     MmioWrite32(ARM_VE_SYS_CFGRW1_REG, (Value & 0x0FFFFFFF) | ARM_VE_CFGRW1_REMAP_DRAM);
   }
-
-/**
-  Initialize controllers that must setup at the early stage
-
-  Some peripherals must be initialized in Secure World.
-  For example, some L2x0 requires to be initialized in Secure World
-
-**/
-VOID
-ArmPlatformSecInitialize (
-  VOID
-  ) {
-  // The L2x0 controller must be intialize in Secure World
-  L2x0CacheInit(PcdGet32(PcdL2x0ControllerBase),
-      PL310_TAG_LATENCIES(L2x0_LATENCY_8_CYCLES,L2x0_LATENCY_8_CYCLES,L2x0_LATENCY_8_CYCLES),
-      PL310_DATA_LATENCIES(L2x0_LATENCY_8_CYCLES,L2x0_LATENCY_8_CYCLES,L2x0_LATENCY_8_CYCLES),
-      0,~0, // Use default setting for the Auxiliary Control Register
-      FALSE);
 }
 
 /**

ArmPlatformPkg/ArmVExpressPkg/Library/ArmVExpressLibCTA9x4/CTA9x4Sec.c

@@ -0,0 +1,117 @@
+/** @file
+*
+*  Copyright (c) 2011, ARM Limited. All rights reserved.
+*  
+*  This program and the accompanying materials                          
+*  are licensed and made available under the terms and conditions of the BSD License         
+*  which accompanies this distribution.  The full text of the license may be found at        
+*  http://opensource.org/licenses/bsd-license.php                                            
+*
+*  THE PROGRAM IS DISTRIBUTED UNDER THE BSD LICENSE ON AN "AS IS" BASIS,                     
+*  WITHOUT WARRANTIES OR REPRESENTATIONS OF ANY KIND, EITHER EXPRESS OR IMPLIED.             
+*
+**/
+
+#include <Library/ArmPlatformLib.h>
+#include <Library/ArmTrustZoneLib.h>
+#include <Library/ArmPlatformSysConfigLib.h>
+#include <Library/DebugLib.h>
+#include <Library/IoLib.h>
+#include <Library/PcdLib.h>
+
+#include <Drivers/PL310L2Cache.h>
+
+/**
+  Initialize the Secure peripherals and memory regions
+
+  If Trustzone is supported by your platform then this function makes the required initialization
+  of the secure peripherals and memory regions.
+
+**/
+VOID
+ArmPlatformTrustzoneInit (
+  VOID
+  )
+{
+  //
+  // Setup TZ Protection Controller
+  //
+
+  // Set Non Secure access for all devices
+  TZPCSetDecProtBits(ARM_VE_TZPC_BASE, TZPC_DECPROT_0, 0xFFFFFFFF);
+  TZPCSetDecProtBits(ARM_VE_TZPC_BASE, TZPC_DECPROT_1, 0xFFFFFFFF);
+  TZPCSetDecProtBits(ARM_VE_TZPC_BASE, TZPC_DECPROT_2, 0xFFFFFFFF);
+
+  // Remove Non secure access to secure devices
+  TZPCClearDecProtBits(ARM_VE_TZPC_BASE, TZPC_DECPROT_0,
+       ARM_VE_DECPROT_BIT_TZPC | ARM_VE_DECPROT_BIT_DMC_TZASC | ARM_VE_DECPROT_BIT_NMC_TZASC | ARM_VE_DECPROT_BIT_SMC_TZASC);
+
+  TZPCClearDecProtBits(ARM_VE_TZPC_BASE, TZPC_DECPROT_2,
+       ARM_VE_DECPROT_BIT_EXT_MAST_TZ | ARM_VE_DECPROT_BIT_DMC_TZASC_LOCK | ARM_VE_DECPROT_BIT_NMC_TZASC_LOCK | ARM_VE_DECPROT_BIT_SMC_TZASC_LOCK);
+
+  //
+  // Setup TZ Address Space Controller for the SMC. Create 5 Non Secure regions (NOR0, NOR1, SRAM, SMC Peripheral regions)
+  //
+
+  // NOR Flash 0 non secure (BootMon)
+  TZASCSetRegion(ARM_VE_TZASC_BASE,1,TZASC_REGION_ENABLED,
+      ARM_VE_SMB_NOR0_BASE,0,
+      TZASC_REGION_SIZE_64MB, TZASC_REGION_SECURITY_NSRW);
+
+  // NOR Flash 1. The first half of the NOR Flash1 must be secure for the secure firmware (sec_uefi.bin)
+#if EDK2_ARMVE_SECURE_SYSTEM
+  //Note: Your OS Kernel must be aware of the secure regions before to enable this region
+  TZASCSetRegion(ARM_VE_TZASC_BASE,2,TZASC_REGION_ENABLED,
+      ARM_VE_SMB_NOR1_BASE + SIZE_32MB,0,
+      TZASC_REGION_SIZE_32MB, TZASC_REGION_SECURITY_NSRW);
+#else
+  TZASCSetRegion(ARM_VE_TZASC_BASE,2,TZASC_REGION_ENABLED,
+      ARM_VE_SMB_NOR1_BASE,0,
+      TZASC_REGION_SIZE_64MB, TZASC_REGION_SECURITY_NSRW);
+#endif
+
+  // Base of SRAM. Only half of SRAM in Non Secure world
+  // First half non secure (16MB) + Second Half secure (16MB) = 32MB of SRAM
+#if EDK2_ARMVE_SECURE_SYSTEM
+  //Note: Your OS Kernel must be aware of the secure regions before to enable this region
+  TZASCSetRegion(ARM_VE_TZASC_BASE,3,TZASC_REGION_ENABLED,
+      ARM_VE_SMB_SRAM_BASE,0,
+      TZASC_REGION_SIZE_16MB, TZASC_REGION_SECURITY_NSRW);
+#else
+  TZASCSetRegion(ARM_VE_TZASC_BASE,3,TZASC_REGION_ENABLED,
+      ARM_VE_SMB_SRAM_BASE,0,
+      TZASC_REGION_SIZE_32MB, TZASC_REGION_SECURITY_NSRW);
+#endif
+
+  // Memory Mapped Peripherals. All in non secure world
+  TZASCSetRegion(ARM_VE_TZASC_BASE,4,TZASC_REGION_ENABLED,
+      ARM_VE_SMB_PERIPH_BASE,0,
+      TZASC_REGION_SIZE_64MB, TZASC_REGION_SECURITY_NSRW);
+
+  // MotherBoard Peripherals and On-chip peripherals.
+  TZASCSetRegion(ARM_VE_TZASC_BASE,5,TZASC_REGION_ENABLED,
+      ARM_VE_SMB_MB_ON_CHIP_PERIPH_BASE,0,
+      TZASC_REGION_SIZE_256MB, TZASC_REGION_SECURITY_NSRW);
+}
+
+/**
+  Initialize controllers that must setup at the early stage
+
+  Some peripherals must be initialized in Secure World.
+  For example, some L2x0 requires to be initialized in Secure World
+
+**/
+VOID
+ArmPlatformSecInitialize (
+  VOID
+  ) {
+  // The L2x0 controller must be intialize in Secure World
+  L2x0CacheInit(PcdGet32(PcdL2x0ControllerBase),
+      PL310_TAG_LATENCIES(L2x0_LATENCY_8_CYCLES,L2x0_LATENCY_8_CYCLES,L2x0_LATENCY_8_CYCLES),
+      PL310_DATA_LATENCIES(L2x0_LATENCY_8_CYCLES,L2x0_LATENCY_8_CYCLES,L2x0_LATENCY_8_CYCLES),
+      0,~0, // Use default setting for the Auxiliary Control Register
+      FALSE);
+
+  // Initialize the System Configuration
+  ArmPlatformSysConfigInitialize ();
+}