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_ */