Line data    Source code

       1            0 : /* ioapic.h - public IOAPIC APIs */
       2              : 
       3              : /*
       4              :  * Copyright (c) 2012-2015 Wind River Systems, Inc.
       5              :  *
       6              :  * SPDX-License-Identifier: Apache-2.0
       7              :  */
       8              : 
       9              : #ifndef ZEPHYR_INCLUDE_DRIVERS_IOAPIC_H_
      10              : #define ZEPHYR_INCLUDE_DRIVERS_IOAPIC_H_
      11              : 
      12              : #ifdef __cplusplus
      13              : extern "C" {
      14              : #endif
      15              : 
      16              : /*
      17              :  * Redirection table entry bits: lower 32 bit
      18              :  * Used as flags argument in ioapic_irq_set
      19              :  */
      20              : 
      21            0 : #define IOAPIC_INT_MASK 0x00010000
      22            0 : #define IOAPIC_TRIGGER_MASK 0x00008000
      23            0 : #define IOAPIC_LEVEL 0x00008000
      24            0 : #define IOAPIC_EDGE 0x00000000
      25            0 : #define IOAPIC_REMOTE 0x00004000
      26            0 : #define IOAPIC_POLARITY_MASK 0x00002000
      27            0 : #define IOAPIC_LOW 0x00002000
      28            0 : #define IOAPIC_HIGH 0x00000000
      29            0 : #define IOAPIC_LOGICAL 0x00000800
      30            0 : #define IOAPIC_PHYSICAL 0x00000000
      31            0 : #define IOAPIC_DELIVERY_MODE_MASK 0x00000700
      32            0 : #define IOAPIC_FIXED 0x00000000
      33            0 : #define IOAPIC_LOWEST 0x00000100
      34            0 : #define IOAPIC_SMI 0x00000200
      35            0 : #define IOAPIC_NMI 0x00000400
      36            0 : #define IOAPIC_INIT 0x00000500
      37            0 : #define IOAPIC_EXTINT 0x00000700
      38              : 
      39              : #ifndef _ASMLANGUAGE
      40              : uint32_t z_ioapic_num_rtes(void);
      41              : void z_ioapic_irq_enable(unsigned int irq);
      42              : void z_ioapic_irq_disable(unsigned int irq);
      43              : void z_ioapic_int_vec_set(unsigned int irq, unsigned int vector);
      44              : void z_ioapic_irq_set(unsigned int irq, unsigned int vector, uint32_t flags);
      45              : #endif /* _ASMLANGUAGE */
      46              : 
      47              : #ifdef __cplusplus
      48              : }
      49              : #endif
      50              : 
      51              : #endif /* ZEPHYR_INCLUDE_DRIVERS_IOAPIC_H_ */