diff options
Diffstat (limited to 'Omap35xxPkg/InterruptDxe')
-rw-r--r-- | Omap35xxPkg/InterruptDxe/HardwareInterrupt.c | 50 | ||||
-rw-r--r-- | Omap35xxPkg/InterruptDxe/InterruptDxe.inf | 10 |
2 files changed, 30 insertions, 30 deletions
diff --git a/Omap35xxPkg/InterruptDxe/HardwareInterrupt.c b/Omap35xxPkg/InterruptDxe/HardwareInterrupt.c index 5040c4b152..e9d84aeabb 100644 --- a/Omap35xxPkg/InterruptDxe/HardwareInterrupt.c +++ b/Omap35xxPkg/InterruptDxe/HardwareInterrupt.c @@ -1,8 +1,8 @@ /** @file
- Handle OMAP35xx interrupt controller
+ Handle OMAP35xx interrupt controller
Copyright (c) 2008 - 2010, Apple Inc. All rights reserved.<BR>
-
+
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
@@ -38,7 +38,7 @@ HARDWARE_INTERRUPT_HANDLER gRegisteredInterruptHandlers[INT_NROF_VECTORS]; /**
Shutdown our hardware
-
+
DXE Core will disable interrupts and turn off the timer and disable interrupts
after all the event handlers have run.
@@ -83,16 +83,16 @@ RegisterInterruptSource ( if (Source > MAX_VECTOR) {
ASSERT(FALSE);
return EFI_UNSUPPORTED;
- }
-
+ }
+
if ((MmioRead32 (INTCPS_ILR(Source)) & INTCPS_ILR_FIQ) == INTCPS_ILR_FIQ) {
// This vector has been programmed as FIQ so we can't use it for IRQ
- // EFI does not use FIQ, but the debugger can use it to check for
+ // EFI does not use FIQ, but the debugger can use it to check for
// ctrl-c. So this ASSERT means you have a conflict with the debug agent
ASSERT (FALSE);
return EFI_UNSUPPORTED;
}
-
+
if ((Handler == NULL) && (gRegisteredInterruptHandlers[Source] == NULL)) {
return EFI_INVALID_PARAMETER;
}
@@ -125,17 +125,17 @@ EnableInterruptSource ( {
UINTN Bank;
UINTN Bit;
-
+
if (Source > MAX_VECTOR) {
ASSERT(FALSE);
return EFI_UNSUPPORTED;
}
-
+
Bank = Source / 32;
Bit = 1UL << (Source % 32);
-
+
MmioWrite32 (INTCPS_MIR_CLEAR(Bank), Bit);
-
+
return EFI_SUCCESS;
}
@@ -159,17 +159,17 @@ DisableInterruptSource ( {
UINTN Bank;
UINTN Bit;
-
+
if (Source > MAX_VECTOR) {
ASSERT(FALSE);
return EFI_UNSUPPORTED;
}
-
+
Bank = Source / 32;
Bit = 1UL << (Source % 32);
-
+
MmioWrite32 (INTCPS_MIR_SET(Bank), Bit);
-
+
return EFI_SUCCESS;
}
@@ -196,11 +196,11 @@ GetInterruptSourceState ( {
UINTN Bank;
UINTN Bit;
-
+
if (InterruptState == NULL) {
return EFI_INVALID_PARAMETER;
}
-
+
if (Source > MAX_VECTOR) {
ASSERT(FALSE);
return EFI_UNSUPPORTED;
@@ -208,18 +208,18 @@ GetInterruptSourceState ( Bank = Source / 32;
Bit = 1UL << (Source % 32);
-
+
if ((MmioRead32(INTCPS_MIR(Bank)) & Bit) == Bit) {
*InterruptState = FALSE;
} else {
*InterruptState = TRUE;
}
-
+
return EFI_SUCCESS;
}
/**
- Signal to the hardware that the End Of Intrrupt state
+ Signal to the hardware that the End Of Intrrupt state
has been reached.
@param This Instance pointer for this protocol
@@ -262,19 +262,19 @@ IrqInterruptHandler ( {
UINT32 Vector;
HARDWARE_INTERRUPT_HANDLER InterruptHandler;
-
+
Vector = MmioRead32 (INTCPS_SIR_IRQ) & INTCPS_SIR_IRQ_MASK;
// Needed to prevent infinite nesting when Time Driver lowers TPL
MmioWrite32 (INTCPS_CONTROL, INTCPS_CONTROL_NEWIRQAGR);
ArmDataSyncronizationBarrier ();
-
+
InterruptHandler = gRegisteredInterruptHandlers[Vector];
if (InterruptHandler != NULL) {
// Call the registered interrupt handler.
InterruptHandler (Vector, SystemContext);
}
-
+
// Needed to clear after running the handler
MmioWrite32 (INTCPS_CONTROL, INTCPS_CONTROL_NEWIRQAGR);
ArmDataSyncronizationBarrier ();
@@ -324,12 +324,12 @@ InterruptDxeInitialize ( MmioWrite32 (INTCPS_MIR(1), 0xFFFFFFFF);
MmioWrite32 (INTCPS_MIR(2), 0xFFFFFFFF);
MmioOr32 (INTCPS_CONTROL, INTCPS_CONTROL_NEWIRQAGR);
-
+
Status = gBS->InstallMultipleProtocolInterfaces(&gHardwareInterruptHandle,
&gHardwareInterruptProtocolGuid, &gHardwareInterruptProtocol,
NULL);
ASSERT_EFI_ERROR(Status);
-
+
//
// Get the CPU protocol that this driver requires.
//
diff --git a/Omap35xxPkg/InterruptDxe/InterruptDxe.inf b/Omap35xxPkg/InterruptDxe/InterruptDxe.inf index 7ecb32e654..6deb8c3f67 100644 --- a/Omap35xxPkg/InterruptDxe/InterruptDxe.inf +++ b/Omap35xxPkg/InterruptDxe/InterruptDxe.inf @@ -1,16 +1,16 @@ #/** @file
-#
+#
# Interrupt DXE driver
-#
+#
# Copyright (c) 2008 - 2010, Apple Inc. All rights reserved.<BR>
# 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]
@@ -46,7 +46,7 @@ [Protocols]
gHardwareInterruptProtocolGuid
gEfiCpuArchProtocolGuid
-
+
[FixedPcd.common]
gEmbeddedTokenSpaceGuid.PcdInterruptBaseAddress
|