57 lines
1.5 KiB
C
57 lines
1.5 KiB
C
/* board.h - board configuration macros for the ia32 platform */
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/*
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* Copyright (c) 2010-2015, Wind River Systems, Inc.
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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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/*
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* DESCRIPTION
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* This header file is used to specify and describe board-level aspects for
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* the 'ia32' platform.
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*/
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#ifndef __INCboardh
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#define __INCboardh
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#include <misc/util.h>
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#ifndef _ASMLANGUAGE
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#include <device.h>
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#include <drivers/rand32.h>
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#endif
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#ifdef CONFIG_IOAPIC
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#include <drivers/ioapic.h>
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#ifdef CONFIG_SERIAL_INTERRUPT_LEVEL
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#ifdef CONFIG_SERIAL_INTERRUPT_LOW
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#define UART_IRQ_FLAGS (IOAPIC_LEVEL | IOAPIC_LOW)
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#else
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#define UART_IRQ_FLAGS (IOAPIC_LEVEL)
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#endif
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#else /* edge triggered interrupt */
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#ifdef CONFIG_SERIAL_INTERRUPT_LOW
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/* generate interrupt on falling edge */
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#define UART_IRQ_FLAGS (IOAPIC_LOW)
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#else
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/* generate interrupt on raising edge */
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#define UART_IRQ_FLAGS (0)
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#endif
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#endif
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#endif
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#define INT_VEC_IRQ0 0x20 /* vector number for IRQ0 */
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#endif /* __INCboardh */
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