From: Thomas Abraham <thomas.abraham@arm.com>
To: edk2-devel@lists.01.org
Cc: leif.lindholm@linaro.org, ard.biesheuvel@linaro.org,
Thomas Abraham <thomas.abraham@arm.com>
Subject: [PATCH edk2-platforms v2 1/6] Platform/ARM/Sgi: Add Platform library implementation
Date: Fri, 13 Apr 2018 00:17:38 +0530 [thread overview]
Message-ID: <1523558863-5427-2-git-send-email-thomas.abraham@arm.com> (raw)
In-Reply-To: <1523558863-5427-1-git-send-email-thomas.abraham@arm.com>
Add initial SGI platform library support. This includes the virtual
memory map and helper functions for platform intialization.
Contributed-under: TianoCore Contribution Agreement 1.1
Signed-off-by: Thomas Abraham <thomas.abraham@arm.com>
---
Platform/ARM/SgiPkg/Include/SgiPlatform.h | 63 ++++++++++++
.../SgiPkg/Library/PlatformLib/AArch64/Helper.S | 65 ++++++++++++
Platform/ARM/SgiPkg/Library/PlatformLib/Mem.c | 111 +++++++++++++++++++++
Platform/ARM/SgiPkg/Library/PlatformLib/Platform.c | 72 +++++++++++++
.../ARM/SgiPkg/Library/PlatformLib/PlatformLib.inf | 56 +++++++++++
5 files changed, 367 insertions(+)
create mode 100644 Platform/ARM/SgiPkg/Include/SgiPlatform.h
create mode 100644 Platform/ARM/SgiPkg/Library/PlatformLib/AArch64/Helper.S
create mode 100644 Platform/ARM/SgiPkg/Library/PlatformLib/Mem.c
create mode 100644 Platform/ARM/SgiPkg/Library/PlatformLib/Platform.c
create mode 100644 Platform/ARM/SgiPkg/Library/PlatformLib/PlatformLib.inf
diff --git a/Platform/ARM/SgiPkg/Include/SgiPlatform.h b/Platform/ARM/SgiPkg/Include/SgiPlatform.h
new file mode 100644
index 0000000..86994d5
--- /dev/null
+++ b/Platform/ARM/SgiPkg/Include/SgiPlatform.h
@@ -0,0 +1,63 @@
+/** @file
+*
+* Copyright (c) 2018, 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.
+*
+**/
+
+#ifndef __SGI_PLATFORM_H__
+#define __SGI_PLATFORM_H__
+
+/***********************************************************************************
+// Platform Memory Map
+************************************************************************************/
+
+// Expansion AXI - SMC Chip Select 0
+#define SGI_EXP_SMC_CS0_BASE 0x08000000
+#define SGI_EXP_SMC_CS0_SZ SIZE_64MB
+
+// Expansion AXI - SMSC 91C111 (Ethernet)
+#define SGI_EXP_SMSC91X_BASE 0x18000000
+#define SGI_EXP_SMSC91X_SZ SIZE_64MB
+
+// Expansion AXI - System peripherals
+#define SGI_EXP_SYS_PERIPH_BASE 0x1C000000
+#define SGI_EXP_SYS_PERIPH_SZ SIZE_2MB
+
+#define SGI_EXP_SYSPH_VIRTIO_BLOCK_BASE 0x1c130000
+
+// Sub System Peripherals - UART0
+#define SGI_SUBSYS_UART0_BASE 0x2A400000
+#define SGI_SUBSYS_UART0_SZ 0x00010000
+
+// Sub System Peripherals - UART1
+#define SGI_SUBSYS_UART1_BASE 0x2A410000
+#define SGI_SUBSYS_UART1_SZ 0x00010000
+
+// Sub System Peripherals - Generic Watchdog
+#define SGI_SUBSYS_GENERIC_WDOG_BASE 0x2A440000
+#define SGI_SUBSYS_GENERIC_WDOG_SZ SIZE_128KB
+
+// Sub System Peripherals - GIC
+#define SGI_SUBSYS_GENERIC_GIC_BASE 0x30000000
+#define SGI_SUBSYS_GENERIC_GICR_BASE 0x300C0000
+#define SGI_SUBSYS_GENERIC_GIC_SZ SIZE_1MB
+
+// Expansion AXI - Platform Peripherals - UART0
+#define SGI_EXP_PLAT_PERIPH_UART0_BASE 0x7FF70000
+#define SGI_EXP_PLAT_PERIPH_UART0_SZ SIZE_64KB
+
+// Expansion AXI - Platform Peripherals - UART1
+#define SGI_EXP_PLAT_PERIPH_UART1_BASE 0x7FF80000
+#define SGI_EXP_PLAT_PERIPH_UART1_SZ SIZE_64KB
+
+#define ARM_PLATFORM_WATCHDOG_COUNT 2
+
+#endif // __SGI_PLATFORM_H__
diff --git a/Platform/ARM/SgiPkg/Library/PlatformLib/AArch64/Helper.S b/Platform/ARM/SgiPkg/Library/PlatformLib/AArch64/Helper.S
new file mode 100644
index 0000000..9537bb0
--- /dev/null
+++ b/Platform/ARM/SgiPkg/Library/PlatformLib/AArch64/Helper.S
@@ -0,0 +1,65 @@
+/** @file
+*
+* Copyright (c) 2018, 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 <AsmMacroIoLibV8.h>
+#include <Library/ArmLib.h>
+
+.text
+.align 3
+
+GCC_ASM_EXPORT(ArmPlatformPeiBootAction)
+GCC_ASM_EXPORT(ArmPlatformGetCorePosition)
+GCC_ASM_EXPORT(ArmPlatformGetPrimaryCoreMpId)
+GCC_ASM_EXPORT(ArmPlatformIsPrimaryCore)
+
+//
+// First platform specific function to be called in the PEI phase
+//
+// This function is actually the first function called by the PrePi
+// or PrePeiCore modules. It allows to retrieve arguments passed to
+// the UEFI firmware through the CPU registers.
+//
+ASM_PFX(ArmPlatformPeiBootAction):
+ ret
+
+//UINTN
+//ArmPlatformGetCorePosition (
+// IN UINTN MpId
+// );
+// With this function: CorePos = (ClusterId * 2) + CoreId
+ASM_PFX(ArmPlatformGetCorePosition):
+ and x1, x0, #ARM_CORE_MASK
+ and x0, x0, #ARM_CLUSTER_MASK
+ add x0, x1, x0, LSR #7
+ ret
+
+//UINTN
+//ArmPlatformGetPrimaryCoreMpId (
+// VOID
+// );
+ASM_PFX(ArmPlatformGetPrimaryCoreMpId):
+ MOV32 (w0, FixedPcdGet32(PcdArmPrimaryCore))
+ ret
+
+//UINTN
+//ArmPlatformIsPrimaryCore (
+// IN UINTN MpId
+// );
+ASM_PFX(ArmPlatformIsPrimaryCore):
+ MOV32 (w1, FixedPcdGet32(PcdArmPrimaryCoreMask))
+ and x0, x0, x1
+ MOV32 (w1, FixedPcdGet32(PcdArmPrimaryCore))
+ cmp w0, w1
+ cset x0, eq
+ ret
diff --git a/Platform/ARM/SgiPkg/Library/PlatformLib/Mem.c b/Platform/ARM/SgiPkg/Library/PlatformLib/Mem.c
new file mode 100644
index 0000000..124742b
--- /dev/null
+++ b/Platform/ARM/SgiPkg/Library/PlatformLib/Mem.c
@@ -0,0 +1,111 @@
+/** @file
+*
+* Copyright (c) 2018, 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/DebugLib.h>
+#include <Library/HobLib.h>
+#include <Library/PcdLib.h>
+#include <Library/IoLib.h>
+#include <Library/MemoryAllocationLib.h>
+
+#include <SgiPlatform.h>
+
+// The total number of descriptors, including the final "end-of-table" descriptor.
+#define MAX_VIRTUAL_MEMORY_MAP_DESCRIPTORS 8
+
+// DDR attributes
+#define DDR_ATTRIBUTES_CACHED ARM_MEMORY_REGION_ATTRIBUTE_WRITE_BACK
+#define DDR_ATTRIBUTES_UNCACHED ARM_MEMORY_REGION_ATTRIBUTE_UNCACHED_UNBUFFERED
+
+/**
+ Return the Virtual Memory Map of your platform
+
+ This Virtual Memory Map is used by MemoryInitPei Module to initialize the MMU on your platform.
+
+ @param[out] VirtualMemoryMap Array of ARM_MEMORY_REGION_DESCRIPTOR describing a Physical-to-
+ Virtual Memory mapping. This array must be ended by a zero-filled
+ entry
+
+**/
+VOID
+ArmPlatformGetVirtualMemoryMap (
+ IN ARM_MEMORY_REGION_DESCRIPTOR** VirtualMemoryMap
+ )
+{
+ ARM_MEMORY_REGION_ATTRIBUTES CacheAttributes;
+ UINTN Index = 0;
+ ARM_MEMORY_REGION_DESCRIPTOR *VirtualMemoryTable;
+
+ ASSERT (VirtualMemoryMap != NULL);
+
+ VirtualMemoryTable = (ARM_MEMORY_REGION_DESCRIPTOR*)AllocatePages (EFI_SIZE_TO_PAGES (
+ sizeof (ARM_MEMORY_REGION_DESCRIPTOR) * MAX_VIRTUAL_MEMORY_MAP_DESCRIPTORS ) );
+ if (VirtualMemoryTable == NULL) {
+ return;
+ }
+
+ CacheAttributes = DDR_ATTRIBUTES_CACHED;
+
+ // Expansion AXI - SMC Chip Select 0 (NOR Flash)
+ VirtualMemoryTable[Index].PhysicalBase = SGI_EXP_SMC_CS0_BASE;
+ VirtualMemoryTable[Index].VirtualBase = SGI_EXP_SMC_CS0_BASE;
+ VirtualMemoryTable[Index].Length = SIZE_64MB;
+ VirtualMemoryTable[Index].Attributes = ARM_MEMORY_REGION_ATTRIBUTE_DEVICE;
+
+ // Expansion AXI - SMSC 91X (Ethernet)
+ VirtualMemoryTable[++Index].PhysicalBase = SGI_EXP_SMSC91X_BASE;
+ VirtualMemoryTable[Index].VirtualBase = SGI_EXP_SMSC91X_BASE;
+ VirtualMemoryTable[Index].Length = SGI_EXP_SMSC91X_SZ;
+ VirtualMemoryTable[Index].Attributes = ARM_MEMORY_REGION_ATTRIBUTE_DEVICE;
+
+ // Expansion AXI - System Peripherals
+ VirtualMemoryTable[++Index].PhysicalBase = SGI_EXP_SYS_PERIPH_BASE;
+ VirtualMemoryTable[Index].VirtualBase = SGI_EXP_SYS_PERIPH_BASE;
+ VirtualMemoryTable[Index].Length = SGI_EXP_SYS_PERIPH_SZ;
+ VirtualMemoryTable[Index].Attributes = ARM_MEMORY_REGION_ATTRIBUTE_DEVICE;
+
+ // Sub System Peripherals - Generic Watchdog
+ VirtualMemoryTable[++Index].PhysicalBase = SGI_SUBSYS_GENERIC_WDOG_BASE;
+ VirtualMemoryTable[Index].VirtualBase = SGI_SUBSYS_GENERIC_WDOG_BASE;
+ VirtualMemoryTable[Index].Length = SGI_SUBSYS_GENERIC_WDOG_SZ;
+ VirtualMemoryTable[Index].Attributes = ARM_MEMORY_REGION_ATTRIBUTE_DEVICE;
+
+ // Sub System Peripherals - GIC-600
+ VirtualMemoryTable[++Index].PhysicalBase = SGI_SUBSYS_GENERIC_GIC_BASE;
+ VirtualMemoryTable[Index].VirtualBase = SGI_SUBSYS_GENERIC_GIC_BASE;
+ VirtualMemoryTable[Index].Length = SGI_SUBSYS_GENERIC_GIC_SZ;
+ VirtualMemoryTable[Index].Attributes = ARM_MEMORY_REGION_ATTRIBUTE_DEVICE;
+
+ // Expansion AXI - Platform Peripherals - UART1
+ VirtualMemoryTable[++Index].PhysicalBase = SGI_EXP_PLAT_PERIPH_UART1_BASE;
+ VirtualMemoryTable[Index].VirtualBase = SGI_EXP_PLAT_PERIPH_UART1_BASE;
+ VirtualMemoryTable[Index].Length = SGI_EXP_PLAT_PERIPH_UART1_SZ;
+ VirtualMemoryTable[Index].Attributes = ARM_MEMORY_REGION_ATTRIBUTE_DEVICE;
+
+ // DDR - (2GB - 16MB)
+ VirtualMemoryTable[++Index].PhysicalBase = PcdGet64 (PcdSystemMemoryBase);
+ VirtualMemoryTable[Index].VirtualBase = PcdGet64 (PcdSystemMemoryBase);
+ VirtualMemoryTable[Index].Length = PcdGet64 (PcdSystemMemorySize);
+ VirtualMemoryTable[Index].Attributes = CacheAttributes;
+
+ // End of Table
+ VirtualMemoryTable[++Index].PhysicalBase = 0;
+ VirtualMemoryTable[Index].VirtualBase = 0;
+ VirtualMemoryTable[Index].Length = 0;
+ VirtualMemoryTable[Index].Attributes = (ARM_MEMORY_REGION_ATTRIBUTES)0;
+
+ ASSERT ( (Index + 1) <= MAX_VIRTUAL_MEMORY_MAP_DESCRIPTORS);
+
+ *VirtualMemoryMap = VirtualMemoryTable;
+}
diff --git a/Platform/ARM/SgiPkg/Library/PlatformLib/Platform.c b/Platform/ARM/SgiPkg/Library/PlatformLib/Platform.c
new file mode 100644
index 0000000..6b29768
--- /dev/null
+++ b/Platform/ARM/SgiPkg/Library/PlatformLib/Platform.c
@@ -0,0 +1,72 @@
+/** @file
+*
+* Copyright (c) 2018, 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/BaseLib.h>
+#include <Ppi/ArmMpCoreInfo.h>
+
+STATIC ARM_CORE_INFO mCoreInfoTable[] = {
+ {
+ // Cluster 0, Core 0
+ 0x0, 0x0,
+ },
+};
+
+EFI_BOOT_MODE
+ArmPlatformGetBootMode (
+ VOID
+ )
+{
+ return BOOT_WITH_FULL_CONFIGURATION;
+}
+
+RETURN_STATUS
+ArmPlatformInitialize (
+ IN UINTN MpId
+ )
+{
+ return RETURN_SUCCESS;
+}
+
+EFI_STATUS
+PrePeiCoreGetMpCoreInfo (
+ OUT UINTN *CoreCount,
+ OUT ARM_CORE_INFO **ArmCoreTable
+ )
+{
+ *CoreCount = 1;
+ *ArmCoreTable = mCoreInfoTable;
+ return EFI_SUCCESS;
+}
+
+STATIC EFI_GUID mArmMpCoreInfoPpiGuid = ARM_MP_CORE_INFO_PPI_GUID;
+STATIC ARM_MP_CORE_INFO_PPI mMpCoreInfoPpi = { PrePeiCoreGetMpCoreInfo };
+
+EFI_PEI_PPI_DESCRIPTOR gPlatformPpiTable[] = {
+ {
+ EFI_PEI_PPI_DESCRIPTOR_PPI,
+ &mArmMpCoreInfoPpiGuid,
+ &mMpCoreInfoPpi
+ }
+};
+
+VOID
+ArmPlatformGetPlatformPpiList (
+ OUT UINTN *PpiListSize,
+ OUT EFI_PEI_PPI_DESCRIPTOR **PpiList
+ )
+{
+ *PpiListSize = sizeof (gPlatformPpiTable);
+ *PpiList = gPlatformPpiTable;
+}
diff --git a/Platform/ARM/SgiPkg/Library/PlatformLib/PlatformLib.inf b/Platform/ARM/SgiPkg/Library/PlatformLib/PlatformLib.inf
new file mode 100644
index 0000000..c4b7719
--- /dev/null
+++ b/Platform/ARM/SgiPkg/Library/PlatformLib/PlatformLib.inf
@@ -0,0 +1,56 @@
+#
+# Copyright (c) 2018, 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.
+#
+
+[Defines]
+ INF_VERSION = 0x00010005
+ BASE_NAME = ArmSgiLib
+ FILE_GUID = 1d0ee1e1-d791-4ecf-a43e-a9c76e674264
+ MODULE_TYPE = BASE
+ VERSION_STRING = 1.0
+ LIBRARY_CLASS = ArmPlatformLib
+
+[Packages]
+ MdePkg/MdePkg.dec
+ MdeModulePkg/MdeModulePkg.dec
+ EmbeddedPkg/EmbeddedPkg.dec
+ ArmPkg/ArmPkg.dec
+ ArmPlatformPkg/ArmPlatformPkg.dec
+ edk2-platforms/Platform/ARM/SgiPkg/SgiPlatform.dec
+
+[LibraryClasses]
+ IoLib
+ ArmLib
+ DebugLib
+ HobLib
+ MemoryAllocationLib
+ SerialPortLib
+
+[Sources.common]
+ Platform.c
+ Mem.c
+
+[Sources.AARCH64]
+ AArch64/Helper.S | GCC
+
+[FixedPcd]
+ gArmPlatformTokenSpaceGuid.PcdClusterCount
+ gArmPlatformTokenSpaceGuid.PcdCoreCount
+ gArmTokenSpaceGuid.PcdSystemMemoryBase
+ gArmTokenSpaceGuid.PcdSystemMemorySize
+ gArmTokenSpaceGuid.PcdGicDistributorBase
+ gArmTokenSpaceGuid.PcdGicRedistributorsBase
+ gArmTokenSpaceGuid.PcdFvBaseAddress
+ gArmTokenSpaceGuid.PcdArmPrimaryCore
+ gArmTokenSpaceGuid.PcdArmPrimaryCoreMask
+
+ [Guids]
+ gEfiHobListGuid ## CONSUMES ## SystemTable
--
2.7.4
next prev parent reply other threads:[~2018-04-12 18:48 UTC|newest]
Thread overview: 15+ messages / expand[flat|nested] mbox.gz Atom feed top
2018-04-12 18:47 [PATCH edk2-platforms v2 0/6] Platform/ARM/Sgi: Add Arm's SGI platform support Thomas Abraham
2018-04-12 18:47 ` Thomas Abraham [this message]
2018-04-16 6:19 ` [PATCH edk2-platforms v2 1/6] Platform/ARM/Sgi: Add Platform library implementation Ard Biesheuvel
2018-04-12 18:47 ` [PATCH edk2-platforms v2 2/6] Platform/ARM/Sgi: add NOR flash platform " Thomas Abraham
2018-04-16 6:21 ` Ard Biesheuvel
2018-04-12 18:47 ` [PATCH edk2-platforms v2 3/6] Platform/ARM/Sgi: add initial platform dxe driver implementation Thomas Abraham
2018-04-16 6:23 ` Ard Biesheuvel
2018-04-12 18:47 ` [PATCH edk2-platforms v2 4/6] Platform/ARM/Sgi: add support for virtio block device Thomas Abraham
2018-04-16 6:25 ` Ard Biesheuvel
2018-04-12 18:47 ` [PATCH edk2-platforms v2 5/6] Platform/ARM/Sgi: add the initial set of acpi tables Thomas Abraham
2018-04-16 6:31 ` Ard Biesheuvel
2018-04-12 18:47 ` [PATCH edk2-platforms v2 6/6] Platform/ARM/Sgi: add initial support for ARM SGI platform Thomas Abraham
2018-04-16 6:35 ` Ard Biesheuvel
2018-04-16 10:44 ` Ard Biesheuvel
2018-05-09 8:56 ` Thomas Abraham
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