zephyr/include/drivers/loapic.h

75 lines
2.5 KiB
C

/* loapic.h - public LOAPIC APIs */
/*
* Copyright (c) 2015 Wind River Systems, Inc.
*
* 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.
*/
#ifndef __INCloapich
#define __INCloapich
#ifdef __cplusplus
extern "C" {
#endif
/* Local APIC Register Offset */
#define LOAPIC_ID 0x020 /* Local APIC ID Reg */
#define LOAPIC_VER 0x030 /* Local APIC Version Reg */
#define LOAPIC_TPR 0x080 /* Task Priority Reg */
#define LOAPIC_APR 0x090 /* Arbitration Priority Reg */
#define LOAPIC_PPR 0x0a0 /* Processor Priority Reg */
#define LOAPIC_EOI 0x0b0 /* EOI Reg */
#define LOAPIC_LDR 0x0d0 /* Logical Destination Reg */
#define LOAPIC_DFR 0x0e0 /* Destination Format Reg */
#define LOAPIC_SVR 0x0f0 /* Spurious Interrupt Reg */
#define LOAPIC_ISR 0x100 /* In-service Reg */
#define LOAPIC_TMR 0x180 /* Trigger Mode Reg */
#define LOAPIC_IRR 0x200 /* Interrupt Request Reg */
#define LOAPIC_ESR 0x280 /* Error Status Reg */
#define LOAPIC_ICRLO 0x300 /* Interrupt Command Reg */
#define LOAPIC_ICRHI 0x310 /* Interrupt Command Reg */
#define LOAPIC_TIMER 0x320 /* LVT (Timer) */
#define LOAPIC_THERMAL 0x330 /* LVT (Thermal) */
#define LOAPIC_PMC 0x340 /* LVT (PMC) */
#define LOAPIC_LINT0 0x350 /* LVT (LINT0) */
#define LOAPIC_LINT1 0x360 /* LVT (LINT1) */
#define LOAPIC_ERROR 0x370 /* LVT (ERROR) */
#define LOAPIC_TIMER 0x320 /* LVT (Timer) */
#define LOAPIC_TIMER_ICR 0x380 /* Timer Initial Count Reg */
#define LOAPIC_TIMER_CCR 0x390 /* Timer Current Count Reg */
#define LOAPIC_TIMER_CONFIG 0x3e0 /* Timer Divide Config Reg */
/* Local APIC Vector Table Bits */
#define LOAPIC_LVT_MASKED 0x00010000 /* mask */
#ifndef _ASMLANGUAGE
#include <device.h>
extern void _loapic_int_vec_set(unsigned int irq, unsigned int vector);
extern void _loapic_irq_enable(unsigned int irq);
extern void _loapic_irq_disable(unsigned int irq);
#if CONFIG_EOI_FORWARDING_BUG
extern void _lakemont_eoi(void);
#endif
#endif /* _ASMLANGUAGE */
#ifdef __cplusplus
}
#endif
#endif /* __INCloapich */