45 lines
1.4 KiB
C
45 lines
1.4 KiB
C
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/*
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* Copyright (c) 2016 Intel Corporation
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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#ifndef __INC_SYS_APIC_H
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#define __INC_SYS_APIC_H
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#if !defined(LOAPIC_IRQ_BASE) && !defined(LOAPIC_IRQ_COUNT)
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/* Default IA32 system APIC definitions with local APIC IRQs after IO APIC. */
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#define LOAPIC_IRQ_BASE CONFIG_IOAPIC_NUM_RTES
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#define LOAPIC_IRQ_COUNT 6 /* Default to LOAPIC_TIMER to LOAPIC_ERROR */
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#define IS_IOAPIC_IRQ(irq) (irq < LOAPIC_IRQ_BASE)
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#define HARDWARE_IRQ_LIMIT ((LOAPIC_IRQ_BASE + LOAPIC_IRQ_COUNT) - 1)
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#else
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/* Assumption for boards that define LOAPIC_IRQ_BASE & LOAPIC_IRQ_COUNT that
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* local APIC IRQs are within IOAPIC RTE range.
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*/
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#define IS_IOAPIC_IRQ(irq) ((irq < LOAPIC_IRQ_BASE) || \
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(irq >= (LOAPIC_IRQ_BASE + LOAPIC_IRQ_COUNT)))
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#define HARDWARE_IRQ_LIMIT (CONFIG_IOAPIC_NUM_RTES - 1)
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#endif
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#endif /* __INC_SYS_APIC_H */
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