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kernel/arm64: reuse existing GICv2 driver

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Change-Id: I68d6978d1f4c3bf8d5d53674f794948a9771729b
Reviewed-on: https://review.haiku-os.org/c/haiku/+/5276
Tested-by: Commit checker robot <no-reply+buildbot@haiku-os.org>
Reviewed-by: Adrien Destugues <pulkomandy@pulkomandy.tk>
This commit is contained in:
milek7 2022-04-11 00:31:33 +02:00 committed by Adrien Destugues
parent 6a1f97581f
commit 1eeb7213db
2 changed files with 18 additions and 1 deletions
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2
src/system/kernel/arch/arm64/Jamfile
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@ -23,7 +23,7 @@ KernelMergeObject kernel_arch_arm64.o :
arch_real_time_clock.cpp
arch_platform.cpp
arch_asm.S
arch_int_gicv2.cpp
soc.cpp
VMSAv8TranslationMap.cpp

17
src/system/kernel/arch/arm64/arch_int.cpp
View File

@ -24,6 +24,7 @@
#include <string.h>
#include "soc.h"
#include "arch_int_gicv2.h"
#define TRACE_ARCH_INT
#ifdef TRACE_ARCH_INT
@ -36,12 +37,18 @@
void
arch_int_enable_io_interrupt(int irq)
{
InterruptController *ic = InterruptController::Get();
if (ic != NULL)
ic->EnableInterrupt(irq);
}
void
arch_int_disable_io_interrupt(int irq)
{
InterruptController *ic = InterruptController::Get();
if (ic != NULL)
ic->DisableInterrupt(irq);
}
@ -64,6 +71,16 @@ arch_int_init(kernel_args *args)
status_t
arch_int_init_post_vm(kernel_args *args)
{
InterruptController *ic = NULL;
if (strcmp(args->arch_args.interrupt_controller.kind, INTC_KIND_GICV2) == 0) {
ic = new(std::nothrow) GICv2InterruptController(
args->arch_args.interrupt_controller.regs1.start,
args->arch_args.interrupt_controller.regs2.start);
}
if (ic == NULL)
return B_ERROR;
return B_OK;
}