85 lines
3.4 KiB
C
85 lines
3.4 KiB
C
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/* loapic.h - public LOAPIC APIs */
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/*
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* Copyright (c) 2015 Wind River Systems, Inc.
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*
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* Redistribution and use in source and binary forms, with or without
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* modification, are permitted provided that the following conditions are met:
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*
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* 1) Redistributions of source code must retain the above copyright notice,
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* this list of conditions and the following disclaimer.
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*
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* 2) Redistributions in binary form must reproduce the above copyright notice,
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* this list of conditions and the following disclaimer in the documentation
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* and/or other materials provided with the distribution.
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*
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* 3) Neither the name of Wind River Systems nor the names of its contributors
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* may be used to endorse or promote products derived from this software without
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* specific prior written permission.
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*
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
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* AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
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* IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
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* ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
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* LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
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* CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
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* SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
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* INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
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* CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
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* ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
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* POSSIBILITY OF SUCH DAMAGE.
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*/
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#ifndef __INCloapich
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#define __INCloapich
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#ifdef __cplusplus
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extern "C" {
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#endif
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/* Local APIC Register Offset */
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#define LOAPIC_ID 0x020 /* Local APIC ID Reg */
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#define LOAPIC_VER 0x030 /* Local APIC Version Reg */
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#define LOAPIC_TPR 0x080 /* Task Priority Reg */
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#define LOAPIC_APR 0x090 /* Arbitration Priority Reg */
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#define LOAPIC_PPR 0x0a0 /* Processor Priority Reg */
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#define LOAPIC_EOI 0x0b0 /* EOI Reg */
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#define LOAPIC_LDR 0x0d0 /* Logical Destination Reg */
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#define LOAPIC_DFR 0x0e0 /* Destination Format Reg */
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#define LOAPIC_SVR 0x0f0 /* Spurious Interrupt Reg */
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#define LOAPIC_ISR 0x100 /* In-service Reg */
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#define LOAPIC_TMR 0x180 /* Trigger Mode Reg */
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#define LOAPIC_IRR 0x200 /* Interrupt Request Reg */
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#define LOAPIC_ESR 0x280 /* Error Status Reg */
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#define LOAPIC_ICRLO 0x300 /* Interrupt Command Reg */
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#define LOAPIC_ICRHI 0x310 /* Interrupt Command Reg */
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#define LOAPIC_TIMER 0x320 /* LVT (Timer) */
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#define LOAPIC_THERMAL 0x330 /* LVT (Thermal) */
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#define LOAPIC_PMC 0x340 /* LVT (PMC) */
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#define LOAPIC_LINT0 0x350 /* LVT (LINT0) */
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#define LOAPIC_LINT1 0x360 /* LVT (LINT1) */
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#define LOAPIC_ERROR 0x370 /* LVT (ERROR) */
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#define LOAPIC_TIMER 0x320 /* LVT (Timer) */
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#define LOAPIC_TIMER_ICR 0x380 /* Timer Initial Count Reg */
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#define LOAPIC_TIMER_CCR 0x390 /* Timer Current Count Reg */
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#define LOAPIC_TIMER_CONFIG 0x3e0 /* Timer Divide Config Reg */
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#ifdef _ASMLANGUAGE
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GTEXT(_loapic_eoi)
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#else /* _ASMLANGUAGE */
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extern void _loapic_init(void);
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extern void _loapic_eoi(unsigned int irq);
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extern void _loapic_int_vec_set(unsigned int irq, unsigned int vector);
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extern void _loapic_irq_enable(unsigned int irq);
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extern void _loapic_irq_disable(unsigned int irq);
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extern void _loapic_enable(void);
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extern void _loapic_disable(void);
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#endif /* _ASMLANGUAGE */
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#ifdef __cplusplus
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}
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#endif
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#endif /* __INCloapich */
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