diff options
| author | Ryan Harkin <ryan.harkin@linaro.org> | 2014-10-23 08:26:29 +0100 |
|---|---|---|
| committer | Ryan Harkin <ryan.harkin@linaro.org> | 2014-10-23 08:26:29 +0100 |
| commit | a015b3a8a08ddbeec8b536686d880248dc028e11 (patch) | |
| tree | c5c46507ef86ed735d995e23827db9dd5c06ac4d /ArmPlatformPkg/ArmJunoPkg/AcpiTables/Gtdt.aslc | |
| parent | 3a194a21e2a9eb5a22d59cbd03f155753a039fce (diff) | |
| parent | f4affe6f42ba5ea4d50ca65253dafa9b278ea260 (diff) | |
Merge branch 'linaro-platform-juno' into integrationintegration/14.10integration
Signed-off-by: Ryan Harkin <ryan.harkin@linaro.org>
Conflicts:
ArmPlatformPkg/ArmVExpressPkg/ArmVExpress.dsc.inc
Diffstat (limited to 'ArmPlatformPkg/ArmJunoPkg/AcpiTables/Gtdt.aslc')
| -rwxr-xr-x | ArmPlatformPkg/ArmJunoPkg/AcpiTables/Gtdt.aslc | 109 |
1 files changed, 109 insertions, 0 deletions
diff --git a/ArmPlatformPkg/ArmJunoPkg/AcpiTables/Gtdt.aslc b/ArmPlatformPkg/ArmJunoPkg/AcpiTables/Gtdt.aslc new file mode 100755 index 000000000..97f74820e --- /dev/null +++ b/ArmPlatformPkg/ArmJunoPkg/AcpiTables/Gtdt.aslc @@ -0,0 +1,109 @@ +/** @file
+* Generic Timer Description Table (GTDT)
+*
+* Copyright (c) 2012 - 2014, 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 "ArmPlatform.h"
+#include <Library/AcpiLib.h>
+#include <Library/PcdLib.h>
+#include <IndustryStandard/Acpi.h>
+
+#define GTDT_GLOBAL_FLAGS_MAPPED EFI_ACPI_5_0_GTDT_GLOBAL_FLAG_MEMORY_MAPPED_BLOCK_PRESENT
+#define GTDT_GLOBAL_FLAGS_NOT_MAPPED 0
+#define GTDT_GLOBAL_FLAGS_EDGE EFI_ACPI_5_0_GTDT_GLOBAL_FLAG_INTERRUPT_MODE
+#define GTDT_GLOBAL_FLAGS_LEVEL 0
+
+// Note: We could have a build flag that switches between memory mapped/non-memory mapped timer
+#ifdef SYSTEM_TIMER_BASE_ADDRESS
+ #define GTDT_GLOBAL_FLAGS (GTDT_GLOBAL_FLAGS_MAPPED | GTDT_GLOBAL_FLAGS_LEVEL)
+#else
+ #define GTDT_GLOBAL_FLAGS (GTDT_GLOBAL_FLAGS_NOT_MAPPED | GTDT_GLOBAL_FLAGS_LEVEL)
+ #define SYSTEM_TIMER_BASE_ADDRESS 0
+#endif
+
+#define GTDT_TIMER_EDGE_TRIGGERED (1 << EFI_ACPI_5_0_GTDT_TIMER_FLAG_TIMER_INTERRUPT_MODE)
+#define GTDT_TIMER_LEVEL_TRIGGERED (0 << EFI_ACPI_5_0_GTDT_TIMER_FLAG_TIMER_INTERRUPT_MODE)
+#define GTDT_TIMER_ACTIVE_LOW (1 << EFI_ACPI_5_0_GTDT_TIMER_FLAG_TIMER_INTERRUPT_POLARITY)
+#define GTDT_TIMER_ACTIVE_HIGH (0 << EFI_ACPI_5_0_GTDT_TIMER_FLAG_TIMER_INTERRUPT_POLARITY)
+
+#define GTDT_GTIMER_FLAGS (GTDT_TIMER_ACTIVE_LOW | GTDT_TIMER_LEVEL_TRIGGERED)
+
+#ifdef ARM_JUNO_ACPI_5_0
+ EFI_ACPI_5_0_GENERIC_TIMER_DESCRIPTION_TABLE Gtdt = {
+ ARM_ACPI_HEADER(
+ EFI_ACPI_5_0_GENERIC_TIMER_DESCRIPTION_TABLE_SIGNATURE,
+ EFI_ACPI_5_0_GENERIC_TIMER_DESCRIPTION_TABLE,
+ EFI_ACPI_5_0_GENERIC_TIMER_DESCRIPTION_TABLE_REVISION
+ ),
+ SYSTEM_TIMER_BASE_ADDRESS, // UINT64 PhysicalAddress
+ GTDT_GLOBAL_FLAGS, // UINT32 GlobalFlags
+ FixedPcdGet32 (PcdArmArchTimerSecIntrNum), // UINT32 SecurePL1TimerGSIV
+ GTDT_GTIMER_FLAGS, // UINT32 SecurePL1TimerFlags
+ FixedPcdGet32 (PcdArmArchTimerIntrNum), // UINT32 NonSecurePL1TimerGSIV
+ GTDT_GTIMER_FLAGS, // UINT32 NonSecurePL1TimerFlags
+ FixedPcdGet32 (PcdArmArchTimerVirtIntrNum), // UINT32 VirtualTimerGSIV
+ GTDT_GTIMER_FLAGS, // UINT32 VirtualTimerFlags
+ FixedPcdGet32 (PcdArmArchTimerHypIntrNum), // UINT32 NonSecurePL2TimerGSIV
+ GTDT_GTIMER_FLAGS // UINT32 NonSecurePL2TimerFlags
+ };
+#else
+ #pragma pack (1)
+
+ typedef struct {
+ EFI_ACPI_5_1_GENERIC_TIMER_DESCRIPTION_TABLE Gtdt;
+ EFI_ACPI_5_1_GTDT_SBSA_GENERIC_WATCHDOG_STRUCTURE Watchdogs[JUNO_WATCHDOG_COUNT];
+ } EFI_ACPI_5_1_GENERIC_TIMER_DESCRIPTION_TABLES;
+
+ #pragma pack ()
+
+ EFI_ACPI_5_1_GENERIC_TIMER_DESCRIPTION_TABLES Gtdt = {
+ {
+ ARM_ACPI_HEADER(
+ EFI_ACPI_5_1_GENERIC_TIMER_DESCRIPTION_TABLE_SIGNATURE,
+ EFI_ACPI_5_1_GENERIC_TIMER_DESCRIPTION_TABLE,
+ EFI_ACPI_5_1_GENERIC_TIMER_DESCRIPTION_TABLE_REVISION
+ ),
+ SYSTEM_TIMER_BASE_ADDRESS, // UINT64 PhysicalAddress
+ 0, // UINT32 Reserved
+ FixedPcdGet32 (PcdArmArchTimerSecIntrNum), // UINT32 SecurePL1TimerGSIV
+ GTDT_GTIMER_FLAGS, // UINT32 SecurePL1TimerFlags
+ FixedPcdGet32 (PcdArmArchTimerIntrNum), // UINT32 NonSecurePL1TimerGSIV
+ GTDT_GTIMER_FLAGS, // UINT32 NonSecurePL1TimerFlags
+ FixedPcdGet32 (PcdArmArchTimerVirtIntrNum), // UINT32 VirtualTimerGSIV
+ GTDT_GTIMER_FLAGS, // UINT32 VirtualTimerFlags
+ FixedPcdGet32 (PcdArmArchTimerHypIntrNum), // UINT32 NonSecurePL2TimerGSIV
+ GTDT_GTIMER_FLAGS, // UINT32 NonSecurePL2TimerFlags
+ 0xFFFFFFFFFFFFFFFF, // UINT64 CntReadBasePhysicalAddress
+ JUNO_WATCHDOG_COUNT, // UINT32 PlatformTimerCount
+ sizeof (EFI_ACPI_5_1_GENERIC_TIMER_DESCRIPTION_TABLE) // UINT32 PlatfromTimerOffset
+ },
+ {
+ EFI_ACPI_5_1_SBSA_GENERIC_WATCHDOG_STRUCTURE_INIT(
+ FixedPcdGet32 (PcdGenericWatchdogRefreshBase), FixedPcdGet32 (PcdGenericWatchdogControlBase), 93, 0),
+ EFI_ACPI_5_1_SBSA_GENERIC_WATCHDOG_STRUCTURE_INIT(
+ FixedPcdGet32 (PcdGenericWatchdogRefreshBase), FixedPcdGet32 (PcdGenericWatchdogControlBase), 94, EFI_ACPI_5_1_GTDT_SBSA_GENERIC_WATCHDOG_FLAG_SECURE_TIMER)
+ }
+ };
+#endif
+
+VOID*
+ReferenceAcpiTable (
+ VOID
+ )
+{
+ //
+ // Reference the table being generated to prevent the optimizer from removing the
+ // data structure from the exeutable
+ //
+ return (VOID*)&Gtdt;
+}
|