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lcpu.c 1.32 KB
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/*
* Copyright 2024 Hangzhou Yingyi Technology Co., Ltd
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
#include <stdint.h>
#include <uk/plat/lcpu.h>
#include <arm/irq.h>
#include <arm/cpu.h>
void ukplat_lcpu_enable_irq(void)
{
local_irq_enable();
}
void ukplat_lcpu_disable_irq(void)
{
local_irq_disable();
}
void ukplat_lcpu_halt_irq(void)
{
UK_ASSERT(ukplat_lcpu_irqs_disabled());
halt();
}
unsigned long ukplat_lcpu_save_irqf(void)
{
unsigned long flags;
local_irq_save(flags);
return flags;
}
void ukplat_lcpu_restore_irqf(unsigned long flags)
{
local_irq_restore(flags);
}
int ukplat_lcpu_irqs_disabled(void)
{
return irqs_disabled();
}
void ukplat_lcpu_irqs_handle_pending(void)
{
// TODO
}
unsigned int tnplat_lcpu_physical_index(__lcpuid_p cpuid)
{
return (cpuid & MPIDR_AFF1_MASK) >> MPIDR_AFF1_SHIFT;
}
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